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Cheap flights from Windsor, ON to Seattle from C$ 566

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
YQG — SEA
28 May — 4 Jun1
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 28 April 2026.

Fri 18/94:05 p.m.
YQG
-
SEA
1 stop7h 59m
Air Canada
Mon 21/98:00 a.m.
SEA
-
YQG
1 stop8h 07m
Air Canada
Deal found 24/4C$ 566
Thu 29/109:45 a.m.
YQG
-
SEA
1 stop15h 31m
Air Canada
Mon 2/118:10 a.m.
SEA
-
YQG
1 stop8h 04m
Air Canada
Deal found 23/4C$ 618
Fri 28/84:05 p.m.
YQG
-
SEA
1 stop8h 02m
Air Canada
Mon 31/88:00 a.m.
SEA
-
YQG
1 stop8h 07m
Air Canada
Deal found 26/4C$ 664

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 28 April 2026.

Round-trip from

C$ 566
Air Canada
  • Air Canada
  • 18/9-21/9
  • 2 total stops
  • 16h 06m 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 28 April 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

Fri 18/9

4:05 p.m.-9:04 p.m.

1 stop7h 59m

Seattle/Tacoma Intl

Mon 21/9

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

1 stop8h 07m

C$ 566

WindsorSeattle

YQG - SEA

YQGSEA

Windsor

Fri 28/8

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

1 stop8h 02m

Seattle/Tacoma Intl

Mon 31/8

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

1 stop8h 07m

C$ 664

WindsorSeattle

YQG - SEA

YQGSEA

Windsor

Fri 28/8

4:30 p.m.-6:45 p.m.

3 stops29h 15m

Seattle/Tacoma Intl

Mon 31/8

7:35 p.m.-3:46 p.m.

3 stops17h 11m

C$ 1,883

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/4

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 7h 59m. Fly via Air Canada to get the fastest option. Windsor, Ontario and Seattle are separated by a distance of 3117 km.

  • 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
Kent
Tacoma
Bothell
Cashmere
Olympia
Renton
Marysville
Lynnwood
Kirkland
Tukwila

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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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