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CA $248 Cheap Flights from Calgary (YYC) to Seattle (SEA)

View CA $248 flight on Fri, Oct 16, 2026Opens in a new window

Popular airlines from Calgary International Airport (YYC) to Seattle-Tacoma International Airport (SEA)

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Cheap flights from Calgary (YYC) to Seattle (SEA)

Prices were available within the past 7 days and start at CA $248 for one-way flights and CA $428 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Sun, Sep 13 - Tue, Sep 15
YYC
Calgary
SEA
Seattle
CA $428 Roundtrip, found 3 hours ago
CA $428
Roundtrip
found 3 hours ago
Select WestJet flight, departing Sun, Sep 13 from Calgary to Seattle, returning Tue, Sep 15, priced at CA $428 found 3 hours ago
WestJet
Thu, Dec 10 - Tue, Dec 15
YYC
Calgary
SEA
Seattle
CA $434 Roundtrip, found 10 hours ago
CA $434
Roundtrip
found 10 hours ago
Select WestJet flight, departing Thu, Dec 10 from Calgary to Seattle, returning Tue, Dec 15, priced at CA $434 found 10 hours ago
WestJet
Thu, Sep 17 - Fri, Sep 18
YYC
Calgary
SEA
Seattle
CA $449 Roundtrip, found 5 days ago
CA $449
Roundtrip
found 5 days ago
Select WestJet flight, departing Thu, Sep 17 from Calgary to Seattle, returning Fri, Sep 18, priced at CA $449 found 5 days ago
WestJet
Thu, Oct 8 - Sat, Oct 10
YYC
Calgary
SEA
Seattle
CA $451 Roundtrip, found 5 days ago
CA $451
Roundtrip
found 5 days ago
Select WestJet flight, departing Thu, Oct 8 from Calgary to Seattle, returning Sat, Oct 10, priced at CA $451 found 5 days ago
Air Canada
Fri, Oct 9 - Mon, Oct 12
YYC
Calgary
SEA
Seattle
CA $452 Roundtrip, just found
CA $452
Roundtrip
just found
Select Air Canada flight, departing Fri, Oct 9 from Calgary to Seattle, returning Mon, Oct 12, priced at CA $452 just found
Alaska Airlines
Wed, Oct 7 - Sun, Oct 11
YYC
Calgary
SEA
Seattle
CA $452 Roundtrip, found 4 hours ago
CA $452
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Wed, Oct 7 from Calgary to Seattle, returning Sun, Oct 11, priced at CA $452 found 4 hours ago
WestJet
Mon, Sep 7 - Thu, Sep 10
YYC
Calgary
SEA
Seattle
CA $452 Roundtrip, found 4 days ago
CA $452
Roundtrip
found 4 days ago
Select WestJet flight, departing Mon, Sep 7 from Calgary to Seattle, returning Thu, Sep 10, priced at CA $452 found 4 days ago
WestJet
Sun, Oct 11 - Sun, Nov 15
YYC
Calgary
SEA
Seattle
CA $454 Roundtrip, found 6 days ago
CA $454
Roundtrip
found 6 days ago
Select WestJet flight, departing Sun, Oct 11 from Calgary to Seattle, returning Sun, Nov 15, priced at CA $454 found 6 days ago
United
Fri, Sep 4 - Mon, Sep 7
YYC
Calgary
SEA
Seattle
CA $460 Roundtrip, found 4 hours ago
CA $460
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Sep 4 from Calgary to Seattle, returning Mon, Sep 7, priced at CA $460 found 4 hours ago
American Airlines
Sun, Aug 9 - Wed, Aug 12
YYC
Calgary
SEA
Seattle
CA $644 Roundtrip, found 1 hour ago
CA $644
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sun, Aug 9 from Calgary to Seattle, returning Wed, Aug 12, priced at CA $644 found 1 hour ago

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city centre is 20 minutes. Flights from CA $479
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city centre20 min
Flights from CA $479

Frequently asked questions

How much does a flight from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
One-way flights typically cost between £132 and £496 and return flights often range between £275 and £923. 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 Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
October is typically the cheapest month to fly from Calgary International Airport (YYC) to Seattle - Tacoma International Airport (SEA), with average return fares of approximately £213. This is about 12% lower than the average price throughout the year. October often sees lower prices as the peak summer travel season has ended, and before the winter holiday rush begins, leading to reduced demand. Other cheap months to fly from Calgary to Seattle include March and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Enter YYC to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Calgary, AB (YYC-Calgary 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 and receive alerts when fares go up or down.
What is the best airline to fly with from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best airline to fly with from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will differ from traveller to traveller. If you like to fly early, AS offers early morning flights. If price is the most important factor, AA typically offers the lowest fares. WS offers the most daily flights from Calgary, AB (YYC-Calgary 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 Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best time to fly from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) is September. This month offers a great balance, as it's one of the cheapest times to fly, with average return flights around £213, and it's also a popular time to travel, meaning you'll have plenty of flight options. This information is based on booking data from the past year.*Prices based on flights available on Expedia in the last year.
How many flights per day from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 3 nonstop flights per day from Calgary International (YYC) to Seattle - Tacoma International (SEA). For even more choice, look at flights that include layovers. You'll find around 67 connecting flights per day. Some common connection points include Vancouver International (YVR), Kelowna International (YLW), and Salt Lake City International (SLC).
What is the earliest flight from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) typically departs at approximately 12:20 AM local time, operated by Air Canada. This is a seasonal service active in September and October. An early departure like this can help maximise 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 Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You'll typically find the most flights from Calgary International Airport (YYC) to Seattle - Tacoma International Airport (SEA) on a Friday, with around 31 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include WestJet, Air Canada, and Delta Air Lines. Fridays and Thursdays offer notably more flight options compared to other days of the week.
What are the most popular departure times for flights from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) are in the early morning, from 6am to 9am. Approximately 37% of passengers prefer this time window. Many major carriers, including Air Canada, United Airlines and Delta Air Lines, offer flights during this window. These times work well because you can get an early start to your travel day and arrive in Seattle with plenty of time to spare.
How long does it take to fly from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Direct flights from YYC to SEA usually take about 2 hours, traveling roughly 452 miles. If you opt for a connecting flight, expect to add around 8 hours 30 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Select the "Business class" and "First class" filters when looking for YYC to SEA 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 Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Calgary, AB (YYC-Calgary 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™, 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 from Calgary Intl. (YYC)?
From Calgary Intl. (YYC), you can fly into Seattle - Tacoma Intl. (SEA) to reach Seattle. Some flights may connect through major hubs like Salt Lake City Intl. (SLC), Kelowna International (YLW), YXS (YXS) 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 Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Calgary, AB (YYC-Calgary 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 Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package 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 Calgary, AB (YYC-Calgary Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Calgary, AB (YYC-Calgary 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 or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

0
Origin airport
Calgary Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, Alaska Airlines, American Airlines, Delta, United, WestJet
Roundtrip price
CA $428
Distance
722 km

Book with confidence

Calgary to Seattle Flights

The easy way to book your flights from Calgary to Seattle 

With Expedia, it’s simple to find and book flights to Seattle from Calgary whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are 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 Calgary to Seattle today, tomorrow, or this week.  

 

Save dollars with cheap flights from Calgary Intl., YYC to Seattle - Tacoma Intl., SEA 

Sort your search results by price to find great deals on your flight from Calgary to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Calgary currently is just CA $428 rising to CA $644.  

Here are more money-saving tips: 

  • Fly in September 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 Calgary 

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.

Calgary to Seattle Flights

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