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$194+ Cheap flights from Quebec 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SEA
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Cheap flight deals from Quebec to Seattle

Cheapest flights from Quebec to Seattle
Explore the most affordable flight options available from Quebec to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This oojo deal was found by Cheapflights users on 3/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:30 am
YUL
-
SEA
1 stop10h 01m
WestJet
Fri 5/17:35 pm
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 3/19$306
This Trip.com deal was found by Cheapflights users on 3/20. 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.
Sun 4/57:00 am
YUL
-
SEA
1 stop10h 19m
WestJet
Thu 4/93:10 pm
SEA
-
YUL
1 stop12h 55m
WestJet
Deal found 3/20$314
This oojo deal was found by Cheapflights users on 3/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/215:40 am
YOW
-
SEA
2 stops11h 39m
WestJet
Sat 4/253:20 pm
SEA
-
YOW
2 stops18h 10m
WestJet
Deal found 3/20$315
This FlightHub deal was found by Cheapflights users on 3/22. 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.
Fri 5/291:20 pm
YOW
-
SEA
1 stop8h 25m
WestJet
Fri 6/57:35 pm
SEA
-
YOW
1 stop7h 00m
WestJet
Deal found 3/22$323
This oojo deal was found by Cheapflights users on 3/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:40 am
YOW
-
SEA
2 stops11h 39m
WestJet
Tue 4/143:10 pm
SEA
-
YOW
2 stops30h 29m
WestJet
Deal found 3/20$327
This oojo deal was found by Cheapflights users on 3/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/281:20 pm
YOW
-
SEA
1 stop8h 25m
WestJet
Tue 5/57:35 pm
SEA
-
YOW
1 stop7h 00m
WestJet
Deal found 3/20$329
This oojo deal was found by Cheapflights users on 3/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:45 am
YUL
-
SEA
2 stops15h 00m
WestJet
Sat 5/237:35 pm
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 3/21$335
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:20 pm
YOW
-
SEA
1 stop8h 25m
WestJet
Mon 6/87:35 pm
SEA
-
YOW
1 stop7h 00m
WestJet
Deal found 3/22$337
This oojo deal was found by Cheapflights users on 3/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/258:00 pm
YUL
-
SEA
1 stop25h 45m
WestJet
Sat 5/27:35 pm
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 3/20$337
This oojo deal was found by Cheapflights users on 3/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/165:40 am
YOW
-
SEA
2 stops11h 39m
WestJet
Sun 4/193:10 pm
SEA
-
YOW
2 stops30h 29m
WestJet
Deal found 3/20$338
This Trip.com deal was found by Cheapflights users on 3/20. 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.
Wed 5/206:45 am
YUL
-
SEA
2 stops15h 00m
WestJet
Tue 6/27:35 pm
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 3/20$340
This Trip.com deal was found by Cheapflights users on 3/21. 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.
Fri 5/16:55 am
YOW
-
SEA
2 stops14h 50m
WestJet
Sun 5/310:30 am
SEA
-
YOW
2 stops10h 50m
WestJet
Deal found 3/21$342

Find flight deals from Quebec to Seattle

Keep the following information in mind while searching for Quebec to Seattle flight deals. Data was last updated March 23, 2026.

Round-trip from

$306
(oojo)

One-way from

$194
(Kiwi.com)

Popular in

January

Cheapest in

March

Average price

$443
From Quebec to Seattle/Tacoma Intl
Search Deals
One-way flight from Quebec to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 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 Quebec 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 23, 2026.
Use the filters below to find and compare flights from Quebec to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Sun 4/5

7:00 am-2:19 pm

1 stop10h 19m

Seattle/Tacoma Intl

Thu 4/9

3:10 pm-7:05 am

1 stop12h 55m

$314

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Wed 4/8

5:40 am-2:19 pm

2 stops11h 39m

Seattle/Tacoma Intl

Tue 4/14

3:10 pm-12:39 am

2 stops30h 29m

$339

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Fri 5/15

6:15 pm-6:45 pm

2 stops27h 30m

Seattle/Tacoma Intl

Sat 5/23

7:35 pm-5:35 am

1 stop7h 00m

$381

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Tue 4/21

6:45 am-2:19 pm

2 stops34h 34m

Seattle/Tacoma Intl

Tue 4/28

7:35 pm-6:20 pm

2 stops19h 45m

$381

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Sat 4/18

7:00 am-4:40 pm

2 stops12h 40m

Seattle/Tacoma Intl

Sat 4/25

8:50 am-11:26 pm

2 stops11h 36m

$397

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Wed 4/8

6:25 am-7:00 pm

1 stop15h 35m

Seattle/Tacoma Intl

Tue 4/14

11:59 pm-5:07 pm

1 stop14h 08m

$398

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Thu 4/9

7:45 am-3:05 pm

1 stop10h 20m

Seattle/Tacoma Intl

Sun 4/12

8:00 pm-6:45 am

1 stop7h 45m

$412

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Sat 5/16

6:45 am-6:45 pm

2 stops15h 00m

Seattle/Tacoma Intl

Sat 8/22

10:30 am-12:25 am

2 stops10h 55m

$414

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Thu 4/30

10:44 am-10:47 pm

1 stop15h 03m

Seattle/Tacoma Intl

Mon 5/4

10:53 pm-5:07 pm

1 stop15h 14m

$420

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Mon 6/22

6:45 am-6:45 pm

2 stops15h 00m

Seattle/Tacoma Intl

Mon 6/29

10:30 am-12:25 am

2 stops10h 55m

$421

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 48 resultsSorted by cheapest first
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Best time to book a flight from Quebec to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Quebec 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.

Cheapflights Insights

Everything you need to know about your flight from Quebec to Seattle

What is the cheapest month to book a flight from Quebec to Seattle?

Currently, June is the cheapest month in which you can book a flight from Quebec to Seattle (average of $154). Flying from Quebec to Seattle in February is currently the most expensive (average of $417). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Quebec to Seattle?

Related info for your journey

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

  • What airport do you fly into for flights to Seattle from Quebec?

    If you book a flight to Seattle from Quebec, you will be flying to Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle.

  • How long is the flight from Quebec to Seattle?

    Departing from Quebec to Seattle will take you 10h 19m. There are 2276 mi between Quebec and Seattle. Both multi-stop and nonstop flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as $163 on Air Canada. Other airlines that offer cheap prices include United Airlines from $172 and American Airlines from $179 one-way.

  • What are the most popular routes from Quebec to Seattle?

    While some choose either Ottawa - Seattle/Tacoma Intl or Québec City - Seattle/Tacoma Intl, Montreal Pierre Elliott Trudeau Intl - Seattle/Tacoma Intl is the most popular route from Quebec to Seattle.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Quebec 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.

  • What is the cheapest month to book a flight from Quebec to Seattle?

    Currently, June is the cheapest month in which you can book a flight from Quebec to Seattle (average of $154). Flying from Quebec to Seattle in February is currently the most expensive (average of $417). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Quebec to Seattle

Discover the top 2 airlines that operate flights from Quebec to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$209Average$381FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$314Average$475FlexibilityNo cancel feeOn-time67%

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