--- title: "Cheap Flights from Great Falls (GTF) to Seattle (SEA) from CA $124 - Expedia.ca" description: "Looking for cheap flights from Great Falls (GTF) to Seattle (SEA)? One-way flights from CA $124 and roundtrip from CA $246—compare prices by dates today!" canonical: "https://www.expedia.ca/lp/flights/gtf/sea/great-falls-to-seattle" language: en-CA market: CA currency: CAD prices_as_of: 2026-11-15T10:00:51Z --- # CA $124 Cheap Flights from Great Falls (GTF) to Seattle (SEA) ![An Alaska Airlines plane taking off with a snow-capped mountain in the background.](https://images.trvl-media.com/place/4277587/243e0080-658e-4d66-b182-b1cfb567d957.jpg?impolicy=fcrop&w=1200&h=500&q=medium) [View CA $124 flight on Sat, Dec 5, 2026](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:05/12/2026TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:123.90&airProductToken=AQpuCjUIxJgBEgQzODU5GOYsIPISKOOAnwMwyIGfAzhFQABYAWoJTUFJTkJBU0lDcghWQVZTQTBCRAo1CMSYARIEMjgxNxjyEiCSASjwgZ8DMPeCnwM4RUABWAFqCU1BSU5CQVNJQ3IIVkFWU0EwQkQSCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) Photo by Port of Seattle ## Popular airlines from Great Falls, MT (GTF-Great Falls Intl.) to Seattle-Tacoma International Airport (SEA) [Alaska Airlines](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:29/11/2026TANYT&leg2=from:SEA,to:GTF,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) [Delta](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:29/11/2026TANYT&leg2=from:SEA,to:GTF,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) [United](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:29/11/2026TANYT&leg2=from:SEA,to:GTF,departure:06/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) ### Be in the know Get alerts if flight prices drop or rise\* ### Book smarter Save up to 30% on select hotels after you book a flight\* ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap Flights from Great Falls to Seattle (GTF-SEA) Prices were available within the past 7 days and start at CA $124 for one-way flights and CA $246 for roundtrip, for the period specified. Prices and availability are subject to change. All deals One way Roundtrip [Select Delta flight, departing Sat, Dec 5 from Great Falls to Seattle, returning Wed, Dec 9, priced at CA $246 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:05/12/2026TANYT&leg2=from:SEA,to:GTF,departure:09/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:245.90&airProductToken=AQpuCjUIxJgBEgQzODAwGOYsIPISKI-DnwMw84OfAzhFQABYAWoJTUFJTkJBU0lDcghWQVZTQTBCRAo1CMSYARIEMjk5OBjyEiCSASjGhJ8DMNeFnwM4RUABWAFqCU1BSU5CQVNJQ3IIVkFWU0EwQkQKbgo1CMSYARIEMTEyOBiSASDyEijKqp8DMMarnwM4RUAAWAFqCU1BSU5CQVNJQ3IIVkFWU0EwQkQKNQjEmAESBDM4NTkY8hIg5iwo06yfAzC7rZ8DOEVAAVgBaglNQUlOQkFTSUNyCFZBVlNBMEJEEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) Sat, Dec 5 - Wed, Dec 9 · GTF · SEA · Roundtrip [Select Delta flight, departing Sat, Dec 5 from Great Falls to Seattle, returning Mon, Dec 7, priced at CA $249 Found 4 days ago](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:05/12/2026TANYT&leg2=from:SEA,to:GTF,departure:07/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:248.80&airProductToken=AQpECiAIxJgBEgQzODU5GOYsIPISKOOAnwMwyIGfAzhFQABYAQogCMSYARIEMjgxNxjyEiCSASjwgZ8DMPeCnwM4RUABWAEKRAogCMSYARIEMTI2NRiSASDyEijylp8DMPSXnwM4RUAAWAEKIAjEmAESBDM5MzQY8hIg5iwowZifAzCnmZ8DOEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) Sat, Dec 5 - Mon, Dec 7 · GTF · SEA · Roundtrip [Select Delta flight, departing Sat, Dec 5 from Great Falls to Seattle, returning Thu, Dec 10, priced at CA $305 Found 4 days ago](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:05/12/2026TANYT&leg2=from:SEA,to:GTF,departure:10/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:304.70&airProductToken=AQpECiAIxJgBEgQzODU5GOYsIPISKOOAnwMwyIGfAzhFQABYAQogCMSYARIEMjgxNxjyEiCSASjwgZ8DMPeCnwM4RUABWAEKRAogCMSYARIEMTEyOBiSASDyEijqtZ8DMOa2nwM4RUAAWAEKIAjEmAESBDM4NTkY8hIg5iwo87efAzDbuJ8DOEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) Sat, Dec 5 - Thu, Dec 10 · GTF · SEA · Roundtrip [Select Delta flight, departing Sat, Dec 5 from Great Falls to Seattle, returning Wed, Dec 9, priced at CA $315 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:05/12/2026TANYT&leg2=from:SEA,to:GTF,departure:09/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:314.70&airProductToken=AQpuCjUIxJgBEgQzODAwGOYsIPISKI-DnwMw84OfAzhWQABYAWoJTUFJTkNMQVNDcghWQVZTQTBNMQo1CMSYARIEMjk5OBjyEiCSASjGhJ8DMNeFnwM4VkABWAFqCU1BSU5DTEFTQ3IIVkFWU0EwTTESCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) Sat, Dec 5 - Wed, Dec 9 · GTF · SEA · Roundtrip [Select Delta flight, departing Sat, Dec 5 from Great Falls to Seattle, returning Wed, Dec 9, priced at CA $323 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:05/12/2026TANYT&leg2=from:SEA,to:GTF,departure:09/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:322.20&airProductToken=AQpwCjYIxJgBEgQzODAwGOYsIPISKI-DnwMw84OfAzhTQABYAWoKQ09NRlRCQVNJQ3IIVkFWU0EwMTEKNgjEmAESBDI5OTgY8hIgkgEoxoSfAzDXhZ8DOFNAAVgBagpDT01GVEJBU0lDcghWQVZTQTAxMRIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE) Sat, Dec 5 - Wed, Dec 9 · GTF · SEA · Roundtrip [Select Alaska Airlines flight, departing Sun, Feb 7 from Great Falls to Seattle, returning Sat, Feb 20, priced at CA $327 Found 3 days ago](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:07/02/2027TANYT&leg2=from:SEA,to:GTF,departure:20/02/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:326.40&airProductToken=AQowCi4IwaYBEgQyNDQ0GOYsIJIBKIzSpAMw-9KkAzhYQABYAWoCU1ZyCE9INUVBVUJOCjAKLgjBpgESBDI0NDQYkgEg5iwoneOlAzD846UDOFhAAFgBagJTVnIIT0g1RVhVQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) Sun, Feb 7 - Sat, Feb 20 · GTF · SEA · Roundtrip [Select Alaska Airlines flight, departing Sat, Jan 9 from Great Falls to Seattle, returning Tue, Jan 12, priced at CA $334 Found 2 days ago](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:09/01/2027TANYT&leg2=from:SEA,to:GTF,departure:12/01/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:333.90&airProductToken=AQowCi4IwaYBEgQyNDQ0GOYsIJIBKOyLogMw24yiAzhYQABYAWoCU1ZyCE9INUVYVUJOCjAKLgjBpgESBDI0NDQYkgEg5iwoxKyiAzCkraIDOFhAAVgBagJTVnIIT0g1RVhVQk4SDAgBEAIYASoCQVMyABgBIgQIARABKAIoAygEMAE) Sat, Jan 9 - Tue, Jan 12 · GTF · SEA · Roundtrip [Select Alaska Airlines flight, departing Tue, Jan 12 from Great Falls to Seattle, returning Sat, Jan 16, priced at CA $337 Found 10 hours ago](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:12/01/2027TANYT&leg2=from:SEA,to:GTF,departure:16/01/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:336.30&airProductToken=AQoiCiAIwaYBEgQyNDQ0GOYsIJIBKMytogMwu66iAzhYQABYAQoiCiAIwaYBEgQyNDQ0GJIBIOYsKMTZogMwpNqiAzhYQABYARIKCAEQARgBKgJBUxgBIgQIARABKAQwAQ) Tue, Jan 12 - Sat, Jan 16 · GTF · SEA · Roundtrip [Select Alaska Airlines flight, departing Mon, Feb 8 from Great Falls to Seattle, returning Wed, Feb 17, priced at CA $341 Found 3 days ago](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:08/02/2027TANYT&leg2=from:SEA,to:GTF,departure:17/02/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:340.40&airProductToken=AQowCi4IwaYBEgQyNDQ0GOYsIJIBKKzdpAMwm96kAzhYQABYAWoCU1ZyCE9INUVBVUJOCjAKLgjBpgESBDI0NDQYkgEg5iwovcGlAzCcwqUDOFhAAFgBagJTVnIIT0g1RVhVQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) Mon, Feb 8 - Wed, Feb 17 · GTF · SEA · Roundtrip [Select United flight, departing Thu, Jan 14 from Great Falls to Seattle, returning Mon, Jan 18, priced at CA $1,203 Found 10 hours ago](https://www.expedia.ca/Flights-Search?leg1=from:GTF,to:SEA,departure:14/01/2027TANYT&leg2=from:SEA,to:GTF,departure:18/01/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1202.80&airProductToken=AQppCjII1YIBEgM0ODAY5iwgg2koxb-iAzDAwKIDOFRAAFgBagdFQ09OT01ZcghURkEyQURETgozCNWCARIEMjAxMxiDaSCSASiOxKIDMMTFogM4TEABWAFqB0VDT05PTVlyCExBQTVBUURTCmoKMwjVggESBDE1MDUYkgEgg2ko%5Fu2iAzCj76IDOExAAFgBagdFQ09OT01ZcghMQUE1QVFEUwozCNWCARIEMTIzMBiDaSDmLCjW8qIDMNrzogM4VEABWAFqB0VDT05PTVlyCFRGQTJBREROEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwAQ) Thu, Jan 14 - Mon, Jan 18 · GTF · SEA · Roundtrip ## Book with confidence ### Great Falls to Seattle Flights #### The easy way to book your flights from Great Falls to Seattle With Expedia, it’s simple to find and book flights to Seattle from Great Falls whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 3 airlines that cover this route. There are Alaska Airlines nonstop flights to Seattle - Tacoma Intl., too. Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Great Falls to Seattle today, tomorrow, or this week. #### Save dollars with cheap flights from Great Falls Intl., GTF to Seattle - Tacoma Intl., SEA Sort your search results by price to find great deals on your flight from Great Falls to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Great Falls currently is just CA $246 rising to CA $1,203\. Here are more money-saving tips: - Fly in December when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to Seattle - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! #### Reasons to choose Expedia for your flight to Seattle from Great Falls Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seattle with Expedia today. ## Frequently Asked Questions ### How much does a flight from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost? You can find cheap one-way flights from CA $124 and cheap return flights CA $246 GTF to SEA with Expedia. Return flights often range between CA$494 and CA$1815\. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when GTF to SEA ticket fares go up or down. ### What is the cheapest month to fly from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)? If you're looking for the cheapest time to fly from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), January is typically your best bet. You can expect average return flight prices around CA$294 during this month. January often sees lower prices because it falls after the busy holiday travel season, when demand for flights usually drops. Other budget-friendly months to consider for this route include February and May. ### Which airlines fly direct from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)? Enter GTF to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights. ### What is the cheapest airline that flies from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)? Alaska Airlines is one of the cheapest airlines offering nonstop return flights from Great Falls Intl. (GTF) to Seattle - Tacoma Intl. (SEA), with tickets starting from around CA$288 for flights that can be booked for departure within the next year. Alaska Airlines also offers one of the cheapest connecting return flights on this route, with tickets starting from around CA$457\. These prices are for economy/coach class per adult. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget. ### How do I find cheap flights from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)? To find a cheap flight from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up [Price Tracking](https://www.expedia.ca/why/price-tracking) and receive alerts when fares go up or down. ### What is the best airline to fly with from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)? The best airline to fly with from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will differ from traveler to traveler. If you like to fly early, Alaska Airlines offers early morning flights. If price is the most important factor, Alaska Airlines typically offers the lowest fares. United offers the most daily flights from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access. ### What is the best time to fly from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)? When looking for the best time to fly from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), it's all about balancing good prices with flight availability. You'll find the cheapest fares in January and May, with average return flights around CA$294\. While these months offer great value, March and August are typically the most popular times to travel, meaning you'll have plenty of flight options to choose from. If you can be flexible, aiming for January or May will give you the best chance to snag a good deal. ### How many flights per day from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)? There are approximately 6 connecting flights per day from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.). Some common connection points include Denver Intl. (DEN), Salt Lake City Intl. (SLC), and O'Hare Intl. (ORD). ### What is the earliest flight from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)? The earliest flight from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) typically departs around 5:20 AM. This service is operated by Delta. This is a seasonal service active in February. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search. ### What day of the week has the most flights from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)? You'll typically find the most flights from Great Falls Intl. (GTF) to Seattle - Tacoma Intl. (SEA) on a Sunday, with around 6 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Delta, United, and Alaska Airlines. Flight schedules are quite consistent throughout the week, so you'll have several flight options no matter which day you choose to fly. ### What are the most popular departure times for flights from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)? The most popular departure times for flights from Great Falls Intl. (GTF) to Seattle - Tacoma Intl. (SEA) are in the evening, from 6pm to 9pm. Many major carriers, including Alaska Airlines and Delta, offer flights during this window. Many travelers prefer this because it allows you to have a full day before your flight and arrive in Seattle in the evening. ### How long does it take to fly from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)? Flying from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) covers a distance of approximately 822 kilometres. If you're looking for the quickest way to get there, a nonstop flight typically takes around 2 hours. For flights with one stop, you can expect the journey to be longer, usually around 4 hours 48 minutes. Flights with two or more stops will take even more time, generally around 10 hours. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to factor in some extra time when planning your trip. ### Can you fly business or first class from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)? You can fly business class or first class between GTF and SEA. First class cabins are available on Alaska Airlines, Delta, and United. ### How do I earn miles on a Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia? It's easy to earn miles on a Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of [One Key™](https://www.expedia.ca/welcome-one-key), you can also earn OneKeyCash™\* on top of your airline miles when you book with Expedia. \*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands. ### What airports do you fly into for Seattle, WA (SEA) from Great Falls, MT (GTF)? If you're planning to travel to Seattle from Great Falls Intl. (GTF), you can fly directly into Seattle - Tacoma Intl. (SEA). Some flights may connect through major hubs like Denver Intl. (DEN), Salt Lake City Intl. (SLC) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans. ### Is it cheaper to buy a plane ticket from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute? Typically, booking a last minute flight from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare. ### Is it cheaper to book a Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package? Securing a Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) [flight and hotel package](https://www.expedia.ca/seattle.d178307.destination-travel-guides) is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars. ### Can I cancel or change the date of my flight from Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)? If you booked your Great Falls, MT (GTF-Great Falls Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in [your itinerary](https://www.expedia.ca/trips) or confirmation email. Or, head to our [Customer Service portal](https://www.expedia.ca/helpcenter/) if you'd like more information. ## Travel information | Origin airport | Great Falls, MT | | ------------------- | ------------------------------------ | | Destination airport | Seattle-Tacoma International Airport | | Distance | 822 km away | | Airlines serving | Alaska Airlines, Delta, United | | Popular airline | Alaska Airlines | | Roundtrip price | CA $246 | | Average flight time | 1 hour 55 mins | ## Explore a world of travel with Expedia - [Flights](?equalTargetTab=tab-0) - [Flights from Fresno (FAT) to Seattle (SEA)](https://www.expedia.ca/lp/flights/fat/sea/fresno-to-seattle) - [Flights from New York (JFK) to Seattle (SEA)](https://www.expedia.ca/lp/flights/jfk/sea/new-york-to-seattle) - [Flights from Kelowna (YLW) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ylw/sea/kelowna-to-seattle) - [Flights from Richmond (RIC) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ric/sea/richmond-to-seattle) - 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[Flights from Mumbai (BOM) to Seattle (SEA)](https://www.expedia.ca/lp/flights/bom/sea/mumbai-to-seattle) - [Flights from Dubai (DXB) to Seattle (SEA)](https://www.expedia.ca/lp/flights/dxb/sea/dubai-to-seattle) - [Flights from Denver (DEN) to Seattle (SEA)](https://www.expedia.ca/lp/flights/den/sea/denver-to-seattle) - [Flights from Edmonton (YEG) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yeg/sea/edmonton-to-seattle) - [Flights from San Diego (SAN) to Seattle (SEA)](https://www.expedia.ca/lp/flights/san/sea/san-diego-to-seattle) - [Flights from Cranbrook (YXC) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yxc/sea/cranbrook-to-seattle) - [Flights from Austin (AUS) to Seattle (SEA)](https://www.expedia.ca/lp/flights/aus/sea/austin-to-seattle) - [Flights from Cancun (CUN) to Seattle (SEA)](https://www.expedia.ca/lp/flights/cun/sea/cancun-to-seattle) - [Flights from Halifax (YHZ) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yhz/sea/halifax-to-seattle) - [Flights from Buffalo (BUF) to Seattle (SEA)](https://www.expedia.ca/lp/flights/buf/sea/buffalo-to-seattle) - [Flights from Miami (MIA) to Seattle (SEA)](https://www.expedia.ca/lp/flights/mia/sea/miami-to-seattle) - [Flights from Ottawa (YOW) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yow/sea/ottawa-to-seattle) - [Flights from Istanbul (IST) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ist/sea/istanbul-to-seattle) - [Flights from Raleigh (RDU) to Seattle (SEA)](https://www.expedia.ca/lp/flights/rdu/sea/raleigh-to-seattle) - [Flights from Portland (PDX) to Seattle (SEA)](https://www.expedia.ca/lp/flights/pdx/sea/portland-to-seattle) - [Flights from Taipei (TPE) to Seattle (SEA)](https://www.expedia.ca/lp/flights/tpe/sea/taipei-to-seattle) - [Flights from Washington (DCA) to Seattle (SEA)](https://www.expedia.ca/lp/flights/dca/sea/washington-to-seattle) - [Flights from Boston (BOS) to Seattle (SEA)](https://www.expedia.ca/lp/flights/bos/sea/boston-to-seattle) - [Flights from Spokane (GEG) to Seattle (SEA)](https://www.expedia.ca/lp/flights/geg/sea/spokane-to-seattle) - [Flights from Palm Springs (PSP) to Seattle (SEA)](https://www.expedia.ca/lp/flights/psp/sea/palm-springs-to-seattle) - [Flights from Québec (YQB) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yqb/sea/quebec-to-seattle) - [Flights from San Jose (SJC) to Seattle (SEA)](https://www.expedia.ca/lp/flights/sjc/sea/san-jose-to-seattle) - [Flights from Baltimore (BWI) to Seattle (SEA)](https://www.expedia.ca/lp/flights/bwi/sea/baltimore-to-seattle) - [Flights from Kahului (OGG) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ogg/sea/kahului-to-seattle) - [Flights from Harrisburg (MDT) to Seattle (SEA)](https://www.expedia.ca/lp/flights/mdt/sea/harrisburg-to-seattle) - [Flights from Terrace (YXT) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yxt/sea/terrace-to-seattle) - [Flights from Manila (MNL) to Seattle (SEA)](https://www.expedia.ca/lp/flights/mnl/sea/manila-to-seattle) - [Flights from Beijing (PEK) to Seattle (SEA)](https://www.expedia.ca/lp/flights/pek/sea/beijing-to-seattle) - [Flights from Prince George (YXS) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yxs/sea/prince-george-to-seattle) - [Flights from Tokyo (NRT) to Seattle (SEA)](https://www.expedia.ca/lp/flights/nrt/sea/tokyo-to-seattle) - [Flights from Charlotte (CLT) to Seattle (SEA)](https://www.expedia.ca/lp/flights/clt/sea/charlotte-to-seattle) - [Flights from Atlanta (ATL) to Seattle (SEA)](https://www.expedia.ca/lp/flights/atl/sea/atlanta-to-seattle) - [Flights from Houston (HOU) to Seattle (SEA)](https://www.expedia.ca/lp/flights/hou/sea/houston-to-seattle) - [Flights from Indianapolis (IND) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ind/sea/indianapolis-to-seattle) - [Flights from Honolulu (HNL) to Seattle (SEA)](https://www.expedia.ca/lp/flights/hnl/sea/honolulu-to-seattle) - [Flights from Toronto (YTZ) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ytz/sea/toronto-to-seattle) - [Flights from Des Moines (DSM) to Seattle (SEA)](https://www.expedia.ca/lp/flights/dsm/sea/des-moines-to-seattle) - [Flights from Dallas (DFW) to Seattle (SEA)](https://www.expedia.ca/lp/flights/dfw/sea/dallas-to-seattle) - [Flights from Kalispell (FCA) to Seattle (SEA)](https://www.expedia.ca/lp/flights/fca/sea/kalispell-to-seattle) - [Flights from Abbotsford (YXX) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yxx/sea/abbotsford-to-seattle) - [Flights from Oakland (OAK) to Seattle (SEA)](https://www.expedia.ca/lp/flights/oak/sea/oakland-to-seattle) - [Flights from Syracuse (SYR) to Seattle (SEA)](https://www.expedia.ca/lp/flights/syr/sea/syracuse-to-seattle) - [Flights from Anchorage (ANC) to Seattle (SEA)](https://www.expedia.ca/lp/flights/anc/sea/anchorage-to-seattle) - [Flights from Delhi (DEL) to Seattle (SEA)](https://www.expedia.ca/lp/flights/del/sea/delhi-to-seattle) - [Flights from Winnipeg (YWG) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ywg/sea/winnipeg-to-seattle) - [Flights from Sudbury (YSB) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ysb/sea/sudbury-to-seattle) - [Flights from Victoria (YYJ) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yyj/sea/victoria-to-seattle) - [Flights from Salt Lake City (SLC) to Seattle (SEA)](https://www.expedia.ca/lp/flights/slc/sea/salt-lake-city-to-seattle) - [Flights from Los Angeles (LAX) to Seattle (SEA)](https://www.expedia.ca/lp/flights/lax/sea/los-angeles-to-seattle) - [Flights from Cleveland (CLE) to Seattle (SEA)](https://www.expedia.ca/lp/flights/cle/sea/cleveland-to-seattle) - [Flights from St. Louis (STL) to Seattle (SEA)](https://www.expedia.ca/lp/flights/stl/sea/st-louis-to-seattle) - [Flights from Vancouver (YVR) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yvr/sea/vancouver-to-seattle) - [Flights from Hong Kong (HKG) to Seattle (SEA)](https://www.expedia.ca/lp/flights/hkg/sea/hong-kong-to-seattle) - [Flights from Bogotá (BOG) to Seattle (SEA)](https://www.expedia.ca/lp/flights/bog/sea/bogota-to-seattle) - [Flights from Washington (IAD) to Seattle (SEA)](https://www.expedia.ca/lp/flights/iad/sea/washington-to-seattle) - [Flights from Shanghai (PVG) to Seattle (SEA)](https://www.expedia.ca/lp/flights/pvg/sea/shanghai-to-seattle) - [Flights from Las Vegas (LAS) to Seattle (SEA)](https://www.expedia.ca/lp/flights/las/sea/las-vegas-to-seattle) - [Flights from Regina (YQR) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yqr/sea/regina-to-seattle) - [Flights from Jacksonville (JAX) to Seattle (SEA)](https://www.expedia.ca/lp/flights/jax/sea/jacksonville-to-seattle) - [Flights from Kitchener (YKF) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ykf/sea/kitchener-to-seattle) - [Flights from Tampa (TPA) to Seattle (SEA)](https://www.expedia.ca/lp/flights/tpa/sea/tampa-to-seattle) - [Flights from Nashville (BNA) to Seattle (SEA)](https://www.expedia.ca/lp/flights/bna/sea/nashville-to-seattle) - [Flights from Detroit (DTW) to Seattle (SEA)](https://www.expedia.ca/lp/flights/dtw/sea/detroit-to-seattle) - [Flights from Phoenix (PHX) to Seattle (SEA)](https://www.expedia.ca/lp/flights/phx/sea/phoenix-to-seattle) - [Flights from Newark Liberty Intl. Airport (EWR) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ewr/sea/newark-liberty-intl-airport-to-seattle) - [Flights from Kamloops (YKA) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yka/sea/kamloops-to-seattle) - [Flights from Ontario Intl. Airport (ONT) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ont/sea/ontario-to-seattle) - [Flights from San Francisco (SFO) to Seattle (SEA)](https://www.expedia.ca/lp/flights/sfo/sea/san-francisco-to-seattle) - [Flights from Hamilton (YHM) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yhm/sea/hamilton-to-seattle) - [Flights from Calgary (YYC) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yyc/sea/calgary-to-seattle) - [Flights from Nanaimo (YCD) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ycd/sea/nanaimo-to-seattle) - [Flights from Seoul (ICN) to Seattle (SEA)](https://www.expedia.ca/lp/flights/icn/sea/seoul-to-seattle) - [Flights from Toronto (YTO) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yto/sea/toronto-to-seattle) - [Flights from Montreal (YUL) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yul/sea/montreal-to-seattle) - [Flights from Minneapolis (MSP) to Seattle (SEA)](https://www.expedia.ca/lp/flights/msp/sea/minneapolis-to-seattle) - [Flights from Thunder Bay (YQT) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yqt/sea/thunder-bay-to-seattle) - [Flights from Lethbridge (YQL) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yql/sea/lethbridge-to-seattle) - [Flights from Bellingham (BLI) to Seattle (SEA)](https://www.expedia.ca/lp/flights/bli/sea/bellingham-to-seattle) - [Flights from Hyderabad (HYD) to Seattle (SEA)](https://www.expedia.ca/lp/flights/hyd/sea/hyderabad-to-seattle) - [Flights from Port Angeles (CLM) to Seattle (SEA)](https://www.expedia.ca/lp/flights/clm/sea/port-angeles-to-seattle) - [Flights from London (LHR) to Seattle (SEA)](https://www.expedia.ca/lp/flights/lhr/sea/london-to-seattle) - [Flights from Chilliwack (YCW) to Seattle (SEA)](https://www.expedia.ca/lp/flights/ycw/sea/chilliwack-to-seattle) - [Flights from Penticton (YYF) to Seattle (SEA)](https://www.expedia.ca/lp/flights/yyf/sea/penticton-to-seattle) - [Flights from San Antonio (SAT) to Seattle (SEA)](https://www.expedia.ca/lp/flights/sat/sea/san-antonio-to-seattle) - [Flights from Fort Lauderdale (FLL) to Seattle (SEA)](https://www.expedia.ca/lp/flights/fll/sea/fort-lauderdale-to-seattle) - [Flights from Kansas City (MCI) to Seattle (SEA)](https://www.expedia.ca/lp/flights/mci/sea/kansas-city-to-seattle) - [Flights from Sacramento (SMF) to Seattle (SEA)](https://www.expedia.ca/lp/flights/smf/sea/sacramento-to-seattle) \*Available to Expedia members. ## Other language versions ```yaml hreflang: x-default: https://www.expedia.com/lp/flights/gtf/sea/great-falls-to-seattle en-US: https://www.expedia.com/lp/flights/gtf/sea/great-falls-to-seattle en-GB: https://www.expedia.co.uk/lp/flights/gtf/sea/great-falls-to-seattle en-TW: https://www.expedia.com.tw/en/lp/flights/gtf/sea/great-falls-to-seattle en-IN: https://www.expedia.co.in/lp/flights/gtf/sea/great-falls-to-seattle zh-CN: https://www.expedia.com/cn/lp/flights/gtf/sea/great-falls-to-seattle sv-SE: https://www.expedia.se/lp/flyg/gtf/sea/great-falls-till-seattle nb-NO: https://www.expedia.no/lp/fly/gtf/sea/great-falls-til-seattle ja-JP: https://www.expedia.co.jp/lp/flights/gtf/sea/great-falls-to-seattle es: https://www.expedia.com/es/lp/vuelos/gtf/sea/great-falls-a-seattle id-ID: https://www.expedia.co.id/lp/flights/gtf/sea/great-falls-to-seattle de-DE: https://www.expedia.de/lp/fluge/gtf/sea/great-falls-nach-seattle en-CA: https://www.expedia.ca/lp/flights/gtf/sea/great-falls-to-seattle ar: https://www.expedia.sa/lp/flights/gtf/sea/great-falls-to-seattle ```