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$174+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SEA
Mar 4 — Mar 111
Wed 3/4
Wed 3/11
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 February 2, 2026.

This oojo deal was found by Cheapflights users on 1/30. 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.
Fri 5/298:00 pm
YUL
-
SEA
1 stop25h 45m
WestJet
Wed 6/37:35 pm
SEA
-
YUL
1 stop8h 25m
WestJet
Deal found 1/30$260
This oojo deal was found by Cheapflights users on 1/31. 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 5/135:30 pm
YUL
-
SEA
1 stop28h 15m
WestJet
Sat 5/237:35 pm
SEA
-
YUL
1 stop8h 25m
WestJet
Deal found 1/31$261
This Trip.com deal was found by Cheapflights users on 1/31. 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 5/28:00 pm
YUL
-
SEA
1 stop16h 40m
WestJet
Sat 5/97:35 pm
SEA
-
YUL
1 stop8h 25m
WestJet
Deal found 1/31$266
This oojo deal was found by Cheapflights users on 1/31. 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.
Fri 5/86:45 am
YUL
-
SEA
2 stops15h 00m
WestJet
Sat 5/167:35 pm
SEA
-
YUL
1 stop8h 25m
WestJet
Deal found 1/31$271
This oojo deal was found by Cheapflights users on 1/31. 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 3/105:40 am
YOW
-
SEA
2 stops11h 39m
WestJet
Mon 3/163:10 pm
SEA
-
YOW
1 stop22h 43m
WestJet
Deal found 1/31$273
This oojo deal was found by Cheapflights users on 2/1. 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.
Mon 3/167:30 pm
YUL
-
SEA
1 stop21h 49m
WestJet
Mon 3/233:10 pm
SEA
-
YUL
1 stop12h 55m
WestJet
Deal found 2/1$292
This oojo deal was found by Cheapflights users on 1/31. 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 3/175:40 am
YOW
-
SEA
2 stops11h 39m
WestJet
Tue 3/243:10 pm
SEA
-
YOW
2 stops30h 29m
WestJet
Deal found 1/31$295
This FlightHub deal was found by Cheapflights users on 2/1. 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.
Tue 3/104:15 pm
YUL
-
SEA
1 stop25h 04m
WestJet
Mon 3/163:10 pm
SEA
-
YUL
1 stop12h 55m
WestJet
Deal found 2/1$296
This Trip.com deal was found by Cheapflights users on 1/31. 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 5/88:00 pm
YUL
-
SEA
1 stop16h 40m
WestJet
Sun 5/1710:30 am
SEA
-
YUL
1 stop10h 15m
WestJet
Deal found 1/31$298
This Trip.com deal was found by Cheapflights users on 2/1. 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 3/97:30 pm
YUL
-
SEA
1 stop21h 49m
WestJet
Mon 3/163:10 pm
SEA
-
YUL
1 stop12h 55m
WestJet
Deal found 2/1$299
This oojo deal was found by Cheapflights users on 2/1. 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 4/85:45 pm
YOW
-
SEA
1 stop23h 34m
WestJet
Tue 4/143:10 pm
SEA
-
YOW
2 stops30h 29m
WestJet
Deal found 2/1$303
This Kiwi.com deal was found by Cheapflights users on 1/30. 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 4/96:00 am
YOW
-
SEA
1 stop11h 19m
WestJet
Sun 4/1211:55 am
SEA
-
YOW
2 stops27h 28m
WestJet
Deal found 1/30$308

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 February 2, 2026.

Round-trip from

$260
(oojo)

One-way from

$174
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$472
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 ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 2, 2026.
Use the filters below to find and compare flights from Quebec to Seattle that are best for you.

Fly from

Quebec

Fly to

Seattle

Route

Depart

Return

Price

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Fri 5/29

6:45 am-6:45 pm

2 stops15h 00m

Seattle/Tacoma Intl

Wed 6/3

7:35 pm-7:00 am

1 stop8h 25m

$266

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Wed 5/13

7:25 pm-9:40 am

2 stops17h 15m

Seattle/Tacoma Intl

Sat 5/23

7:35 pm-7:00 am

1 stop8h 25m

$268

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Mon 3/16

7:30 pm-2:19 pm

1 stop21h 49m

Seattle/Tacoma Intl

Mon 3/23

3:10 pm-7:05 am

1 stop12h 55m

$292

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Tue 3/17

5:40 am-2:19 pm

2 stops11h 39m

Seattle/Tacoma Intl

Tue 3/24

3:10 pm-12:39 am

2 stops30h 29m

$295

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Fri 5/8

8:00 pm-9:40 am

1 stop16h 40m

Seattle/Tacoma Intl

Sun 5/17

10:30 am-11:45 pm

1 stop10h 15m

$298

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Mon 3/9

7:30 pm-2:19 pm

1 stop21h 49m

Seattle/Tacoma Intl

Mon 3/16

3:10 pm-7:05 am

1 stop12h 55m

$299

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Tue 3/10

6:45 am-2:19 pm

2 stops34h 34m

Seattle/Tacoma Intl

Mon 3/16

3:10 pm-12:38 am

2 stops30h 28m

$308

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Thu 4/9

5:20 pm-10:37 pm

1 stop8h 17m

Seattle/Tacoma Intl

Sun 4/12

11:59 pm-1:59 pm

1 stop11h 00m

$341

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Wed 4/8

6:25 am-10:37 pm

1 stop19h 12m

Seattle/Tacoma Intl

Tue 4/14

11:59 pm-1:59 pm

1 stop11h 00m

$341

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Sat 3/28

4:15 pm-10:16 pm

1 stop9h 01m

Seattle/Tacoma Intl

Sun 4/5

8:00 pm-6:45 am

1 stop7h 45m

$344

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 46 results
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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 $357). 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.

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 8h 17m. There are 2193 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 $134 on WestJet. Other airlines that offer cheap prices include Air Canada from $163 and United Airlines from $172 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 $357). 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
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Kent
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

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.

Alternative routes for Quebec to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Seattle flights
Vancouver Intl to Seattle flights
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Pierre Elliott Trudeau Intl to Seattle flights
Pierre Elliott Trudeau Intl to Portland flights
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Victoria to Portland flights
Vancouver Intl to Spokane flights
Pierre Elliott Trudeau Intl to Spokane flights
Halifax to Seattle flights
Prince George to Seattle flights
Saskatoon to Portland flights
Ottawa to Portland flights
Calgary to Spokane flights
Edmonton to Portland flights
London to Portland flights
London to Seattle flights
Québec City to Seattle flights
Kamloops to Portland flights
Pierre Elliott Trudeau Intl to Pasco flights
Regina to Seattle flights
Windsor to Portland flights
St John to Portland flights
Kingston to Seattle flights
Fort St. John to Portland flights

Top 3 airlines flying from Quebec to Seattle

Discover the top 3 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 February 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$209Average$398FlexibilityNo cancel feeOn-time60%
United AirlinesCheapest$263Average$740FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$314Average$484FlexibilityNo cancel feeOn-time67%

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