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Cheap flights from Windsor, ON to Seattle from C$ 350

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/4. Fares are subject to change and may not be available on all flights or dates of travel.
YQG — SEA
10 Apr — 17 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Windsor to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Windsor to Seattle
Explore the most affordable flight options available from Windsor to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 March 2026.

Wed 23/94:05 p.m.
YQG
-
SEA
1 stop7h 59m
Air Canada
Sun 27/98:00 a.m.
SEA
-
YQG
1 stop8h 07m
Air Canada
Deal found 6/3C$ 551
Sat 22/87:45 p.m.
YQG
-
SEA
2 stops17h 07m
Air Canada
Sun 30/88:00 a.m.
SEA
-
YQG
1 stop8h 07m
Air Canada
Deal found 9/3C$ 588

Find flight deals from Windsor to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Windsor (YQG) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 March 2026.

Round-trip from

C$ 554

One-way from

C$ 350
Air Canada
  • Air Canada
  • 22/8-30/8
  • 2 total stops
  • 16h 09m total
  • Windsor to Seattle
Search Deals
Air Canada
  • Air Canada
  • 24/4
  • 2 total stops
  • 16h 50m total
  • Windsor to Seattle
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Windsor to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 11 March 2026.
Use the filters below to find and compare flights from Windsor to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

WindsorSeattle

YQG - SEA

YQGSEA

Windsor

Sat 22/8

4:05 p.m.-9:07 p.m.

1 stop8h 02m

Seattle/Tacoma Intl

Sun 30/8

8:00 a.m.-7:07 p.m.

1 stop8h 07m

C$ 554

WindsorSeattle

YQG - SEA

YQGSEA

Windsor

Mon 15/6

4:00 p.m.-9:00 p.m.

1 stop8h 00m

Seattle/Tacoma Intl

Mon 22/6

9:20 p.m.-3:10 p.m.

2 stops38h 50m

C$ 1,250
Cheapest one-way
Quickest one-way

WindsorSeattle

YQG - SEA

YQGSEA

Windsor

Fri 24/4

7:45 p.m.-9:35 a.m.

2 stops16h 50m

C$ 350

WindsorSeattle

YQG - SEA

YQGSEA

Windsor

Fri 24/4

7:35 a.m.-2:31 p.m.

3 stops33h 56m

C$ 539

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/3

Sorted by cheapest first

Best time to book a flight from Windsor to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Windsor with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Windsor to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Windsor, Ontario to Seattle?

    There are many flights that can get you from Windsor, Ontario to Seattle in 8h. Fly via Air Canada or WestJet to get the fastest option. Windsor, Ontario and Seattle are separated by a distance of 3117 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Windsor to Seattle that include hotel bookings?

    Yes. In addition to deals on Windsor to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Windsor to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Windsor to Seattle.

  • Can I find deals for business class flights from Windsor to Seattle?

    Yes. Cheapflights offers flight deals from Windsor to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Leavenworth
Mukilteo
Tacoma
Kent
Bothell
Cashmere
Tukwila
Olympia
Renton
Marysville
Lynnwood
Kirkland

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Can Cheapflights find flights from Windsor to Seattle with no change fees?

Certainly. Search results for flights to Seattle from Windsor shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Windsor to Seattle become cheaper?

Of course! You can now track prices for flights from Windsor to Seattle and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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