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$207+ Cheap flights from Québec City (YQB) to Seattle (SEA)

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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
YQB — SEA
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
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Cheap flight deals from Québec City to Seattle

Cheapest flights from Québec City to Seattle
Explore the most affordable flight options available from Québec City to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

This Trip.com deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:30 pm
YQB
-
SEA
1 stop17h 10m
WestJet
Fri 5/1510:30 am
SEA
-
YQB
1 stop29h 10m
WestJet
Deal found 3/14$367
This American Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/271:48 pm
YQB
-
SEA
1 stop10h 30m
American Airlines
Wed 6/33:06 pm
SEA
-
YQB
1 stop19h 11m
American Airlines
Deal found 3/12$447
This Trip.com deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:30 pm
YQB
-
SEA
1 stop17h 10m
WestJet
Fri 9/187:35 pm
SEA
-
YQB
1 stop20h 05m
WestJet
Deal found 3/13$452
This WestJet deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:30 pm
YQB
-
SEA
1 stop26h 15m
WestJet
Mon 5/47:35 pm
SEA
-
YQB
1 stop20h 05m
WestJet
Deal found 3/12$475
This Gotogate deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/91:55 pm
YQB
-
SEA
2 stops11h 45m
Multiple Airlines
Fri 5/157:35 pm
SEA
-
YQB
1 stop20h 05m
Multiple Airlines
Deal found 3/14$521
This FlightHub deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:30 pm
YQB
-
SEA
1 stop26h 15m
Multiple Airlines
Sat 5/97:35 pm
SEA
-
YQB
2 stops9h 55m
Multiple Airlines
Deal found 3/12$597
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:00 am
YQB
-
SEA
2 stops16h 48m
United Airlines
Sat 5/911:00 pm
SEA
-
YQB
1 stop10h 02m
United Airlines
Deal found 3/12$599
This Air Canada deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:45 pm
YQB
-
SEA
1 stop7h 57m
Air Canada
Fri 9/185:40 am
SEA
-
YQB
1 stop8h 09m
Air Canada
Deal found 3/13$603
This Air Canada deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/195:40 pm
YQB
-
SEA
1 stop8h 08m
Air Canada
Fri 7/315:40 am
SEA
-
YQB
1 stop8h 05m
Air Canada
Deal found 3/13$604
This Air Canada deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/210:25 am
YQB
-
SEA
2 stops13h 43m
Air Canada
Mon 5/47:20 pm
SEA
-
YQB
2 stops11h 11m
Air Canada
Deal found 3/12$608

Find flight deals from Québec City to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Québec City (YQB) 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 March 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$367
(Trip.com)

One-way from

$207
(Trip.com)

Popular in

February

Cheapest in

March

Average price

$278
Provider with most accurate pricing for Québec City-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Québec City-Seattle/Tacoma Intl flights.
Search Deals
From Québec City to Seattle/Tacoma Intl
Search Deals
One-way flight from Québec City to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($191 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 16% potential price decrease ($78 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Québec City 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 2,558,603 searches. Data last updated March 17, 2026.
Use the filters below to find and compare flights from Québec City to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Sat 5/9

7:30 pm-9:40 am

1 stop17h 10m

Seattle/Tacoma Intl

Fri 5/15

10:30 am-6:40 pm

1 stop29h 10m

$367

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Sat 5/2

7:30 pm-6:45 pm

1 stop26h 15m

Seattle/Tacoma Intl

Mon 5/4

7:35 pm-6:40 pm

1 stop20h 05m

$475

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Wed 5/27

6:00 am-6:47 pm

2 stops15h 47m

Seattle/Tacoma Intl

Wed 6/3

11:52 pm-10:41 pm

3 stops19h 49m

$599

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Fri 5/1

3:00 pm-11:59 pm

1 stop11h 59m

Seattle/Tacoma Intl

Sat 5/9

11:53 pm-2:03 pm

1 stop11h 10m

$599

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Sat 5/2

10:25 am-9:08 pm

2 stops13h 43m

Seattle/Tacoma Intl

Mon 5/4

7:20 pm-9:31 am

2 stops11h 11m

$608

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Sat 5/9

3:00 pm-10:47 pm

1 stop10h 47m

Seattle/Tacoma Intl

Fri 5/15

11:00 pm-12:02 pm

1 stop10h 02m

$608

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Fri 5/1

6:00 am-7:48 pm

2 stops16h 48m

Seattle/Tacoma Intl

Mon 5/11

10:53 pm-2:03 pm

1 stop12h 10m

$609
Quickest round-trip

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Sun 9/13

5:45 pm-10:42 pm

1 stop7h 57m

Seattle/Tacoma Intl

Fri 9/18

10:30 am-11:12 pm

2 stops9h 42m

$616
Cheapest one-way

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Sat 5/30

7:30 pm-9:40 am

1 stop17h 10m

$215
Quickest one-way

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Fri 5/22

4:11 pm-10:58 pm

1 stop9h 47m

$260

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Showing 1-10 of 18 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Québec City-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Québec City-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Québec City-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Québec City-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Québec City-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Québec City to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Québec City 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 Québec City 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 Québec City to Seattle?

    Departing from Québec City to Seattle will take you 15h 47m. The distance from Québec City to Seattle is about 2349 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Québec City to Seattle one-way?

    $163 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $172 and $179, respectively.

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

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

  • How can I find direct flights from Québec City to Seattle?

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

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

    Yes. Cheapflights offers flight deals from Québec City 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Ellensburg
Tukwila
Fife
Lakewood
Aberdeen
Shoreline
Marysville
Centralia
Federal Way

Browse thousands of different options on Cheapflights for your next trip

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