--- title: "CA $580 Cheap Flights from Seattle (SEA) to Sudbury (YSB)" description: "Cheap Flights from Seattle (SEA) to Sudbury (YSB) start at CA $580 for one-way and CA $1,323 for round trip. Earn your airline miles on top of our rewards!" canonical: "https://www.expedia.ca/lp/flights/sea/ysb/seattle-to-sudbury" language: en-CA market: CA currency: CAD prices_as_of: 2026-11-13T15:05:02Z --- # CA $580 Cheap Flights from Seattle (SEA) to Sudbury (YSB) ![A lakeside park with a lifeguard tower, picnic tables, and people relaxing.](https://images.trvl-media.com/place/6127346/c3258a68-205f-4b2c-9be9-f8232fbe1aad.jpg?impolicy=fcrop&w=1200&h=500&q=medium) [View CA $580 flight on Mon, Dec 14, 2026](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:14/12/2026TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:579.10&airProductToken=AQptCjQIwYYBEgM1NDAYkgEgmM4BKPHjnwMwieafAzhHQABYAWoIU1RBTkRBUkRyCEdOQTRBMlRHCjUIwYYBEgQ4MjM5GJjOASDYDCi9558DMIPonwM4S0ABWAFqCFNUQU5EQVJEcghLUzJOWkFURxIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMA0) ## Popular airlines from Seattle-Tacoma International Airport (SEA) to Sudbury, ON (YSB-Greater Sudbury) [Air Canada](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:27/11/2026TANYT&leg2=from:YSB,to:SEA,departure:04/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) [United](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:27/11/2026TANYT&leg2=from:YSB,to:SEA,departure:04/12/2026TANYT&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 Seattle to Sudbury (SEA-YSB) Prices were available within the past 7 days and start at CA $580 for one-way flights and CA $1,323 for roundtrip, for the period specified. Prices and availability are subject to change. All deals One way Roundtrip [Select United flight, departing Tue, Dec 8 from Seattle to Sudbury, returning Thu, Dec 17, priced at CA $1,323 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:08/12/2026TANYT&leg2=from:YSB,to:SEA,departure:17/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1322.69&airProductToken=AQpqCiEI1YIBEgQ1NjQ1GJIBIIu4ASjJop8DMICknwM4S0AAWAEKIgjVggESBDgzMjQYi7gBIJjOASi%5Fp58DMN2pnwM4R0ABWAEKIQjVggESBDg0NjEYmM4BINgMKNmqnwMwo6ufAzhHQAFYAQpqCiEI1YIBEgQ4MDc0GNgMIJjOASjHhaADMIiGoAM4R0AAWAEKIgjVggESBDY2NTEYmM4BIIu4ASiZh6ADMOeJoAM4R0ABWAEKIQjVggESBDU3MTcYi7gBIJIBKN-LoAMwno2gAzhLQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) Tue, Dec 8 - Thu, Dec 17 · SE · A · YSB · Roundtrip · F · ound 5 days ago [Select Air Canada flight, departing Fri, Dec 25 from Seattle to Sudbury, returning Sat, Jan 9, priced at CA $1,331 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:25/12/2026TANYT&leg2=from:YSB,to:SEA,departure:09/01/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1330.89&airProductToken=AQpFCiAIwYYBEgM1NDAYkgEgmM4BKNHfoAMw6eGgAzhHQABYAQohCMGGARIEODIzORiYzgEg2AwoneOgAzDj46ADOEtAAVgBCkUKIQjBhgESBDgyMzgY2AwgmM4BKN2KogMwnouiAzhLQABYAQogCMGGARIDNTQzGJjOASCSASj9i6IDMMuOogM4R0ABWAESCggBEAEYASoCQUMYASIECAEQASgIKAQwAQ) Fri, Dec 25 - Sat, Jan 9 · SEA · YSB · Roundtrip [Select Alaska Airlines flight, departing Tue, Dec 8 from Seattle to Sudbury, returning Tue, Dec 15, priced at CA $1,340 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:08/12/2026TANYT&leg2=from:YSB,to:SEA,departure:15/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1339.67&airProductToken=AQpFCiAIwaYBEgMzODUYkgEgmM4BKOGgnwMw8aKfAzhRQABYAQohCMGGARIEODIzORiYzgEg2Awo%5FaOfAzDDpJ8DOEtAAVgBCkUKIQjBhgESBDgyMzQY2AwgmM4BKIfvnwMwyO-fAzhLQABYAQogCMGmARIDMzkxGJjOASCSASiX8p8DMOz0nwM4UUABWAESCggBEAEYASoCQVMYASIECAEQASgIKAQwAQ) Tue, Dec 8 - Tue, Dec 15 · SEA · YSB · Roundtrip [Select Air Canada flight, departing Fri, Dec 11 from Seattle to Sudbury, returning Sat, Dec 19, priced at CA $1,348 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:11/12/2026TANYT&leg2=from:YSB,to:SEA,departure:19/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1347.08&airProductToken=AQptCjQIwYYBEgM1NDAYkgEgmM4BKJHCnwMwqcSfAzhHQABYAWoIU1RBTkRBUkRyCEdOQTVBMlRHCjUIwYYBEgQ4MjM5GJjOASDYDCjdxZ8DMKPGnwM4S0ABWAFqCFNUQU5EQVJEcghLWjZOWkFURxIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMA0) Fri, Dec 11 - Sat, Dec 19 · SEA · YSB · Roundtrip [Select United flight, departing Fri, Dec 11 from Seattle to Sudbury, returning Tue, Dec 15, priced at CA $1,353 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:11/12/2026TANYT&leg2=from:YSB,to:SEA,departure:15/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1352.69&airProductToken=AQpqCiEI1YIBEgQ1NjQ1GJIBIIu4ASipxJ8DMODFnwM4S0AAWAEKIgjVggESBDgzMjQYi7gBIJjOASifyZ8DML3LnwM4R0ABWAEKIQjVggESBDg0NjEYmM4BINgMKLnMnwMwg82fAzhHQAFYAQpoCiEI1YIBEgQ4MDc0GNgMIJjOASiH758DMMjvnwM4R0AAWAEKIQjVggESBDgwNzUYmM4BILJxKI7wnwMw7PKfAzhHQAFYAQogCNWCARIEMTAwNxiycSCSASjK9Z8DMND2nwM4S0ABWAESCggBEAEYASoCVUEYASIECAEQASgEMAE) Fri, Dec 11 - Tue, Dec 15 · SEA · YSB · Roundtrip [Select Alaska Airlines flight, departing Tue, Dec 8 from Seattle to Sudbury, returning Fri, Dec 25, priced at CA $1,354 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:08/12/2026TANYT&leg2=from:YSB,to:SEA,departure:25/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1353.67&airProductToken=AQpFCiAIwaYBEgMzODUYkgEgmM4BKOGgnwMw8aKfAzhRQABYAQohCMGGARIEODIzORiYzgEg2Awo%5FaOfAzDDpJ8DOEtAAVgBCkUKIQjBhgESBDgyNDIY2AwgmM4BKIbkoAMwx-SgAzhLQABYAQogCMGmARIDMzkxGJjOASCSASj37aADMN3woAM4TkABWAESCggBEAEYASoCQVMYASIECAEQASgIKAQwAQ) Tue, Dec 8 - Fri, Dec 25 · SEA · YSB · Roundtrip [Select Air Canada flight, departing Fri, Dec 11 from Seattle to Sudbury, returning Sat, Dec 19, priced at CA $1,360 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:11/12/2026TANYT&leg2=from:YSB,to:SEA,departure:19/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1359.89&airProductToken=AQptCjQIwYYBEgM1NDAYkgEgmM4BKJHCnwMwqcSfAzhHQABYAWoIU1RBTkRBUkRyCEdOQTVBMlRHCjUIwYYBEgQ4MjM5GJjOASDYDCjdxZ8DMKPGnwM4S0ABWAFqCFNUQU5EQVJEcghLWjZOWkFURwptCjUIwYYBEgQ4MjM4GNgMIJjOASi9nqADMP6eoAM4S0AAWAFqCFNUQU5EQVJEcghLWjZOWkFURwo0CMGGARIDNTQzGJjOASCSASjdn6ADMKuioAM4R0ABWAFqCFNUQU5EQVJEcghHTks1QTJURxIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMA0) Fri, Dec 11 - Sat, Dec 19 · SEA · YSB · Roundtrip [Select United flight, departing Tue, Dec 8 from Seattle to Sudbury, returning Fri, Dec 18, priced at CA $1,367 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:08/12/2026TANYT&leg2=from:YSB,to:SEA,departure:18/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1366.69&airProductToken=AQpqCiEI1YIBEgQ1NjQ1GJIBIIu4ASjJop8DMICknwM4S0AAWAEKIgjVggESBDgzMjQYi7gBIJjOASi%5Fp58DMN2pnwM4R0ABWAEKIQjVggESBDg0NjEYmM4BINgMKNmqnwMwo6ufAzhHQAFYAQpqCiEI1YIBEgQ4MDc0GNgMIJjOASjnkKADMKiRoAM4R0AAWAEKIgjVggESBDY2NTEYmM4BIIu4ASi5kqADMIeVoAM4R0ABWAEKIQjVggESBDU3MTcYi7gBIJIBKP-WoAMwvpigAzhLQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) Tue, Dec 8 - Fri, Dec 18 · SEA · YSB · Roundtrip [Select Alaska Airlines flight, departing Mon, Dec 7 from Seattle to Sudbury, returning Fri, Dec 25, priced at CA $1,368 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:07/12/2026TANYT&leg2=from:YSB,to:SEA,departure:25/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1367.67&airProductToken=AQpFCiAIwaYBEgMzODUYkgEgmM4BKMGVnwMw0ZefAzhRQABYAQohCMGGARIEODIzORiYzgEg2Awo3ZifAzCjmZ8DOEtAAVgBCkUKIQjBhgESBDgyNDIY2AwgmM4BKIbkoAMwx-SgAzhLQABYAQogCMGmARIDMzkxGJjOASCSASj37aADMN3woAM4TkABWAESCggBEAEYASoCQVMYASIECAEQASgIKAQwAQ) Mon, Dec 7 - Fri, Dec 25 · SEA · YSB · Roundtrip [Select Air Canada flight, departing Fri, Dec 25 from Seattle to Sudbury, returning Thu, Jan 7, priced at CA $1,375 Found 5 days ago](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:25/12/2026TANYT&leg2=from:YSB,to:SEA,departure:07/01/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:1374.02&airProductToken=AQpFCiAIwYYBEgM1NDAYkgEgmM4BKNHfoAMw6eGgAzhHQABYAQohCMGGARIEODIzORiYzgEg2AwoneOgAzDj46ADOEtAAVgBCmkKIQjBhgESBDgyNDIY2AwgmM4BKKb2oQMw5%5FahAzhLQABYAQohCMGGARIDMTI5GJjOASC4jQEovPehAzD%5F-aEDOEdAAVgBCiEIwYYBEgQ4Nzk4GLiNASCSASi5%5FaEDMPz9oQM4R0ABWAESCggBEAEYASoCQUMYASIECAEQASgIKAQwAQ) Fri, Dec 25 - Thu, Jan 7 · SEA · YSB · Roundtrip ## Alternative airports near Sudbury Prices were available within the past 7 days. Prices and availability are subject to change. [Select flight to Greater Sudbury YSB. Cheapest and Closest option available. Average driving time to city centre is 26 minutes. Flights from CA $1,551](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:YSB,departure:27/11/2026TANYT&leg2=from:YSB,to:SEA,departure:08/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) 26 min ## Book with confidence ### Seattle to Sudbury Flights #### The easy way to book your flights from Seattle to Sudbury With Expedia, it’s simple to find and book flights to Sudbury from Seattle 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 nonstop flights to Greater Sudbury, 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 Seattle to Sudbury today, tomorrow, or this week. #### Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Greater Sudbury, YSB Sort your search results by price to find great deals on your flight from Seattle to Sudbury—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Sudbury from Seattle currently is just CA $1,323 rising to CA $1,375\. 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 Sudbury - 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 Sudbury from Seattle 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 Sudbury with Expedia today. ## Frequently Asked Questions ### How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury) cost? You can find one-way and return flights from SEA to YSB with Expedia. 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 our cheapest fares first, and use the Price Tracking tool to receive alerts when SEA to YSB ticket fares go up or down. ### What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury)? The cheapest months to fly from SEA to YSB are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route. ### Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury)? Enter SEA to YSB and your travel dates, then apply the 'Nonstop' filter to see only direct flights. ### What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury)? Air Canada is one of the cheapest airlines offering connecting return flights from Seattle - Tacoma Intl. (SEA) to Greater Sudbury (YSB), with tickets starting from around CA$2175 for flights that can be booked for departure within the next year. These prices are per adult for economy/coach class. 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury)? To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury), 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 time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury)? The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience. ### How many flights per day from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury)? There are approximately 23 connecting flights per day from Seattle - Tacoma Intl. (SEA) to Greater Sudbury (YSB). Some common connection points include Vancouver Intl. (YVR), O'Hare Intl. (ORD), and San Francisco Intl. (SFO). ### What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury)? The earliest flight from Seattle - Tacoma Intl. (SEA) to Greater Sudbury (YSB) typically departs around 12:20 AM local time. This flight is operated by United and Air Canada. This is a seasonal service, active only in June. 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury)? You'll typically find the most flights from Seattle - Tacoma Intl. (SEA) to Greater Sudbury (YSB) on a Wednesday, with around 21 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, Delta, and Air Canada. Flight schedules are consistent throughout the week, so you'll find similar options on other days too. ### What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury)? The most popular departure times for flights from Seattle - Tacoma Intl. (SEA) to Greater Sudbury (YSB) are in the early morning, between 6am and 9am. Many major carriers, including Air Canada, United and Alaska Airlines, offer flights during this window. Many travellers prefer these times because it allows for an early start to their journey, often leading to an earlier arrival at their destination. ### How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury)? There are no nonstop flights from Seattle - Tacoma Intl. (SEA) to Sudbury, ON (YSB-Greater Sudbury). For flights with one stop, you can expect the journey to take around 8 hours 18 minutes. If your flight has two or more stops, the travel time typically increases to about 16 hours 30 minutes. The distance between these two airports is approximately 3109 kilometres. Keep in mind that actual flight times can vary due to factors like layover duration, routing, and weather conditions. ### Can you fly business or first class from Seattle, WA (SEA) to Sudbury, ON (YSB)? Select the "Business class" and "First class" filters when looking for Seattle, WA (SEA) to Sudbury, ON (YSB) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip. ### How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury) flight with Expedia? It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury) 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 Sudbury, ON (YSB) from Seattle, WA (SEA)? If you're planning to travel to Sudbury from Seattle - Tacoma Intl. (SEA), you can fly directly into Greater Sudbury (YSB). Some flights may connect through major hubs like Vancouver Intl. (YVR), O'Hare Intl. (ORD), or Liberty Intl. (EWR) before reaching Sudbury. 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury) at the last minute? Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury) 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury) flight and hotel package? Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury) [flight and hotel package](https://www.expedia.ca/sudbury.d6127346.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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury)? If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Sudbury, ON (YSB-Greater Sudbury) 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 | Seattle-Tacoma International Airport | | ------------------- | ------------------------------------ | | Destination airport | Sudbury, ON | | Distance | 3,109 km away | | Airlines serving | Air Canada, United | | Popular airline | Air Canada | | Roundtrip price | CA $1,323 | ## Explore a world of travel with Expedia - [Flights](?equalTargetTab=tab-0) - [Flights from Charlottetown Alexander B. Campbell Airport (YYG) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yyg/ysb/charlottetown-to-sudbury) - [Flights from Marathon (YSP) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ysp/ysb/marathon-to-sudbury) - [Flights from Grand Rapids (GRR) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/grr/ysb/grand-rapids-to-sudbury) - [Flights from Washington (DCA) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/dca/ysb/washington-to-sudbury) - [Flights from Vancouver (YVR) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yvr/ysb/vancouver-to-sudbury) - [Flights from Hearst (YHF) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yhf/ysb/hearst-to-sudbury) - [Flights from Salt Lake City (SLC) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/slc/ysb/salt-lake-city-to-sudbury) - [Flights from Yellowknife (YZF) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yzf/ysb/yellowknife-to-sudbury) - [Flights from Minneapolis (MSP) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/msp/ysb/minneapolis-to-sudbury) - [Flights from Kingston (YGK) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ygk/ysb/kingston-to-sudbury) - [Flights from Abbotsford (YXX) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yxx/ysb/abbotsford-to-sudbury) - [Flights from Houston (IAH) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/iah/ysb/houston-to-sudbury) - [Flights from Santiago (SCL) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/scl/ysb/santiago-to-sudbury) - [Flights from Lagos (LOS) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/los/ysb/lagos-to-sudbury) - [Flights from Sioux Lookout (YXL) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yxl/ysb/sioux-lookout-to-sudbury) - [Flights from Ottawa (YOW) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yow/ysb/ottawa-to-sudbury) - [Flights from Niagara Falls (IAG) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/iag/ysb/niagara-falls-to-sudbury) - [Flights from Kingston (KIN) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/kin/ysb/kingston-to-sudbury) - [Flights from Windsor (YQG) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yqg/ysb/windsor-to-sudbury) - [Flights from Chicago (ORD) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ord/ysb/chicago-to-sudbury) - [Flights from Timmins (YTS) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yts/ysb/timmins-to-sudbury) - [Flights from Edmonton (YEG) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yeg/ysb/edmonton-to-sudbury) - [Flights from Calgary (YYC) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yyc/ysb/calgary-to-sudbury) - [Flights from Owen Sound (YOS) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yos/ysb/owen-sound-to-sudbury) - [Flights from Tampa (TPA) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/tpa/ysb/tampa-to-sudbury) - [Flights from Moncton (YQM) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yqm/ysb/moncton-to-sudbury) - [Flights from Halifax (YHZ) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yhz/ysb/halifax-to-sudbury) - [Flights from Toronto (YTO) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yto/ysb/toronto-to-sudbury) - [Flights from Whitehorse (YXY) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yxy/ysb/whitehorse-to-sudbury) - [Flights from Goose Bay (YYR) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yyr/ysb/goose-bay-to-sudbury) - [Flights from Bathurst (ZBF) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/zbf/ysb/bathurst-to-sudbury) - [Flights from Burlington (BTV) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/btv/ysb/burlington-to-sudbury) - [Flights from Winnipeg (YWG) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ywg/ysb/winnipeg-to-sudbury) - [Flights from London (YXU) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yxu/ysb/london-to-sudbury) - [Flights from Thompson (YTH) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yth/ysb/thompson-to-sudbury) - [Flights from Toronto (YTZ) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ytz/ysb/toronto-to-sudbury) - [Flights from North Bay (YYB) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yyb/ysb/north-bay-to-sudbury) - [Flights from Kitchener (YKF) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ykf/ysb/kitchener-to-sudbury) - [Flights from Wabush (YWK) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ywk/ysb/wabush-to-sudbury) - [Flights from Kapuskasing (YYU) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yyu/ysb/kapuskasing-to-sudbury) - [Flights from Fort Lauderdale (FLL) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/fll/ysb/fort-lauderdale-to-sudbury) - [Flights from Comox (YQQ) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yqq/ysb/comox-to-sudbury) - [Flights from Medicine Hat (YXH) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yxh/ysb/medicine-hat-to-sudbury) - [Flights from Toronto (YYZ) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yyz/ysb/toronto-to-sudbury) - [Flights from Gander (YQX) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yqx/ysb/gander-to-sudbury) - [Flights from Prince George (YXS) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yxs/ysb/prince-george-to-sudbury) - [Flights from Moosonee (YMO) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ymo/ysb/moosonee-to-sudbury) - [Flights from Kenora (YQK) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yqk/ysb/kenora-to-sudbury) - [Flights from Red Lake (YRL) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yrl/ysb/red-lake-to-sudbury) - [Flights from Saskatoon (YXE) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yxe/ysb/saskatoon-to-sudbury) - [Flights from Newark Liberty Intl. Airport (EWR) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ewr/ysb/newark-liberty-intl-airport-to-sudbury) - [Flights from Boston (BOS) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/bos/ysb/boston-to-sudbury) - [Flights from Fort McMurray (YMM) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ymm/ysb/fort-mcmurray-to-sudbury) - [Flights from Rouyn-Noranda (YUY) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yuy/ysb/rouyn-noranda-to-sudbury) - [Flights from Brandon (YBR) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ybr/ysb/brandon-to-sudbury) - [Flights from Victoria (YYJ) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yyj/ysb/victoria-to-sudbury) - [Flights from Nashville (BNA) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/bna/ysb/nashville-to-sudbury) - [Flights from Los Angeles (LAX) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/lax/ysb/los-angeles-to-sudbury) - [Flights from Phoenix (PHX) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/phx/ysb/phoenix-to-sudbury) - [Flights from Buffalo (BUF) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/buf/ysb/buffalo-to-sudbury) - [Flights from London (LHR) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/lhr/ysb/london-to-sudbury) - [Flights from Dryden (YHD) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yhd/ysb/dryden-to-sudbury) - [Flights from Nanaimo (YCD) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ycd/ysb/nanaimo-to-sudbury) - [Flights from Delhi (DEL) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/del/ysb/delhi-to-sudbury) - [Flights from Trenton (YTR) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ytr/ysb/trenton-to-sudbury) - [Flights from Oshawa (YOO) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yoo/ysb/oshawa-to-sudbury) - [Flights from Sarnia (YZR) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yzr/ysb/sarnia-to-sudbury) - [Flights from Cambridge (CBG) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/cbg/ysb/cambridge-to-sudbury) - [Flights from Fredericton (YFC) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yfc/ysb/fredericton-to-sudbury) - [Flights from Detroit (DTW) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/dtw/ysb/detroit-to-sudbury) - [Flights from Penticton (YYF) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yyf/ysb/penticton-to-sudbury) - [Flights from Fort Frances (YAG) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yag/ysb/fort-frances-to-sudbury) - [Flights from Grande Prairie (YQU) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yqu/ysb/grande-prairie-to-sudbury) - [Flights from New York (JFK) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/jfk/ysb/new-york-to-sudbury) - [Flights from Saint John (YSJ) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ysj/ysb/saint-john-to-sudbury) - [Flights from Fort Saint John (YXJ) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yxj/ysb/fort-saint-john-to-sudbury) - [Flights from Elliot Lake (YEL) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yel/ysb/elliot-lake-to-sudbury) - [Flights from Milwaukee (MKE) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/mke/ysb/milwaukee-to-sudbury) - [Flights from Thunder Bay (YQT) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yqt/ysb/thunder-bay-to-sudbury) - [Flights from Lethbridge (YQL) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yql/ysb/lethbridge-to-sudbury) - [Flights from Philadelphia (PHL) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/phl/ysb/philadelphia-to-sudbury) - [Flights from Hamilton (YHM) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yhm/ysb/hamilton-to-sudbury) - [Flights from Sault Ste. Marie (SSM) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ssm/ysb/sault-ste-marie-to-sudbury) - [Flights from Manila (MNL) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/mnl/ysb/manila-to-sudbury) - [Flights from Columbus (CMH) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/cmh/ysb/columbus-to-sudbury) - [Flights from Deer Lake (YDF) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ydf/ysb/deer-lake-to-sudbury) - [Flights from Regina (YQR) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yqr/ysb/regina-to-sudbury) - [Flights from Cranbrook (YXC) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yxc/ysb/cranbrook-to-sudbury) - [Flights from Québec (YQB) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yqb/ysb/quebec-to-sudbury) - [Flights from Kelowna (YLW) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ylw/ysb/kelowna-to-sudbury) - [Flights from Kathmandu (KTM) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/ktm/ysb/kathmandu-to-sudbury) - [Flights from Pittsburgh (PIT) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/pit/ysb/pittsburgh-to-sudbury) - [Flights from Dallas (DFW) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/dfw/ysb/dallas-to-sudbury) - [Flights from Sault Ste. Marie (YAM) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yam/ysb/sault-ste-marie-to-sudbury) - [Flights from Montreal (YUL) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yul/ysb/montreal-to-sudbury) - [Flights from Denver (DEN) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/den/ysb/denver-to-sudbury) - [Flights from Orlando (MCO) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/mco/ysb/orlando-to-sudbury) - [Flights from Kamloops (YKA) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yka/ysb/kamloops-to-sudbury) - [Flights from Wawa (YXZ) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/yxz/ysb/wawa-to-sudbury) - [Flights from Las Vegas (LAS) to Sudbury (YSB)](https://www.expedia.ca/lp/flights/las/ysb/las-vegas-to-sudbury) \*Available to Expedia members. ## Other language versions ```yaml hreflang: x-default: https://www.expedia.com/lp/flights/sea/ysb/seattle-to-sudbury ar: https://www.expedia.sa/lp/flights/sea/ysb/seattle-to-sudbury en-NZ: https://www.expedia.co.nz/lp/flights/sea/ysb/seattle-to-sudbury en-CA: https://www.expedia.ca/lp/flights/sea/ysb/seattle-to-sudbury zh-CN: https://www.expedia.com/cn/lp/flights/sea/ysb/seattle-to-sudbury en-US: https://www.expedia.com/lp/flights/sea/ysb/seattle-to-sudbury ```