Cheap Flights to Southwest Seattle , WA from CA $139

View CA $139 flight on Thu, Sep. 25, 2025Opens in a new window

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How much is the cheapest flight to Southwest Seattle?

Prices were available within the past 7 days and start at CA $139 for one-way flights and CA $214 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, Oct. 15 - Tue, Oct. 28
YEG
Edmonton
SEA
Seattle
CA $214 Roundtrip, found 17 hours ago
CA $214
Roundtrip
found 17 hours ago
Select Air Canada flight, departing Wed, Oct. 15 from Edmonton to Seattle, returning Tue, Oct. 28, priced at CA $214 found 17 hours ago
United
Wed, Oct. 15 - Sat, Oct. 18
YEG
Edmonton
SEA
Seattle
CA $234 Roundtrip, found 1 hour ago
CA $234
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Oct. 15 from Edmonton to Seattle, returning Sat, Oct. 18, priced at CA $234 found 1 hour ago
WestJet
Sun, Sep. 14 - Sun, Sep. 21
YEG
Edmonton
SEA
Seattle
CA $239 Roundtrip, found 1 hour ago
CA $239
Roundtrip
found 1 hour ago
Select WestJet flight, departing Sun, Sep. 14 from Edmonton to Seattle, returning Sun, Sep. 21, priced at CA $239 found 1 hour ago
Alaska Airlines
Sat, Sep. 20 - Mon, Sep. 22
YEG
Edmonton
SEA
Seattle
CA $241 Roundtrip, found 1 day ago
CA $241
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Sep. 20 from Edmonton to Seattle, returning Mon, Sep. 22, priced at CA $241 found 1 day ago
Delta
Tue, Aug. 19 - Mon, Sep. 1
YYC
Calgary
SEA
Seattle
CA $355 Roundtrip, found 23 hours ago
CA $355
Roundtrip
found 23 hours ago
Select Delta flight, departing Tue, Aug. 19 from Calgary to Seattle, returning Mon, Sep. 1, priced at CA $355 found 23 hours ago

Find the cheapest month to fly from Columbus (CMH) to Seattle (SEA)

September is typically the cheapest month to fly

From CA $167 - CA $323 per traveller.

Graph displaying average flight prices per month

Expedia.ca gives you the best tools to secure great deals on flights to Southwest Seattle. Use our easy and convenient booking engine to browse nonstop flights and convenient departure points every day of the year. Search airfares from the top airlines to book your perfect flight to Southwest Seattle. Whatever your travel needs, you can always rely on Expedia.ca to help you find cheap flights to Southwest Seattle.

Using our booking engine is simple - just type in your points of travel and preferred dates and Expedia.ca does the rest! If your travel times are flexible, you can find even better bargains by adjusting your flight dates. Browse connecting flights to increase your chances of finding even lower fares. Thanks to Expedia's Best Price Guarantee, you can book your Southwest Seattle flights with full confidence knowing that you've found the best deal online.

Expedia.ca makes the booking process easy and stress-free by offering support along the entire way. Our friendly staff is available 24 hours a day to provide assistance and help you book your ticket. Call us toll-free at 1-888-397-3342 to answer any questions that you may have about your trip to Southwest Seattle.

Looking to save even more? Get additional savings by bundling your Southwest Seattle flight with a hotel and/or car rental to create a bargain travel package. Early birds can discover terrific savings by booking in advance while last minute travelers can enjoy great last minute deals. With Expedia.ca, there's no shortage of options to save even more on your Southwest Seattle trip!

Frequently asked questions

How do I find cheap flights to Southwest Seattle that have flexible change policies?
Search for cheap fares to Southwest Seattle, then mark the "No change fee" box under the "Flexible change policies" subheading. It's that simple. We understand that plans change and flexibility is important, so book with confidence with Expedia.
Which airlines fly to Southwest Seattle?
Let Kenmore Air take you there. This well-known carrier lists 121 flights a month to Boeing Field Airport (BFI), a Southwest Seattle gateway.
How can I find cheap tickets to Southwest Seattle?
To pick up an awesome deal to Southwest Seattle, book well ahead. Also use Expedia's handy "flexible dates" feature above your search results. This will show you the cheapest prices for nearby days. In the last seven days, CA $214 was the best price for a flight to Southwest Seattle.
How much is a flight to Southwest Seattle?
You could have nabbed a round-trip airfare to Southwest Seattle from anywhere between CA $214 and CA $355 in the last seven days. For one-way trips departing from Edmonton (YEG), the lowest price during this period was just CA $139.
What are the most popular airports to fly into in Southwest Seattle?
Fly into Boeing Field Airport (BFI) and experience all that Southwest Seattle has to offer. As the region's primary entry point, about 121 flights touch down here every month.
When is the cheapest time to fly to Southwest Seattle?
If you'd prefer to spend your vacation cash experiencing Southwest Seattle rather than on your flight there, leave early in the week. The cheapest day to travel is usually Tuesday, with Monday close behind. With many folks travelling on weekends, Saturday tends to have the highest airfares.
How much is a plane ticket to Southwest Seattle?
In the last seven days, journeys to Southwest Seattle ranged between CA $214 and CA $355. Prices depend on multiple things, particularly the departure time, cabin class, airline and how early you make your booking.
What months are the cheapest to book a flight to Southwest Seattle?
February is the best month to lock in a seat for your Southwest Seattle escape. Airfares are at a premium throughout December, so avoid this time if possible.
Flights to Southwest Seattle information
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Roundtrip price
CA $213

Trending flights to Southwest Seattle

Prices were available within the past 7 days and start at CA $139 for one-way flights and CA $214 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, Oct. 15 - Tue, Oct. 28
YEG
Edmonton
SEA
Seattle
CA $214 Roundtrip, found 17 hours ago
CA $214
Roundtrip
found 17 hours ago
Select Air Canada flight, departing Wed, Oct. 15 from Edmonton to Seattle, returning Tue, Oct. 28, priced at CA $214 found 17 hours ago
*Available to Expedia members.