HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$159+ 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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SEA
Jun 6 — Jun 131
Sat 6/6
Sat 6/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Quebec to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 May 7, 2026.

This Justfly.com deal was found by Cheapflights users on 5/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:45 am
YUL
-
SEA
2 stops15h 00m
WestJet
Mon 8/107:35 pm
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 5/2$254
This oojo deal was found by Cheapflights users on 5/2. 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 8/206:45 am
YUL
-
SEA
2 stops15h 00m
WestJet
Fri 8/287:35 pm
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 5/2$266
This Justfly.com deal was found by Cheapflights users on 5/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/235:30 pm
YUL
-
SEA
1 stop28h 15m
WestJet
Tue 7/287:35 pm
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 5/3$278
This oojo deal was found by Cheapflights users on 5/2. 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 7/88:00 pm
YUL
-
SEA
1 stop25h 45m
WestJet
Tue 7/147:35 pm
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 5/2$279
This Trip.com deal was found by Cheapflights users on 5/4. 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.
Thu 7/166:45 am
YUL
-
SEA
2 stops15h 00m
WestJet
Sun 7/197:35 pm
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 5/4$281
This Justfly.com deal was found by Cheapflights users on 5/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:30 pm
YUL
-
SEA
1 stop19h 10m
WestJet
Sat 8/227:35 pm
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 5/2$284
This Trip.com deal was found by Cheapflights users on 5/3. 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 9/251:20 pm
YOW
-
SEA
1 stop8h 25m
WestJet
Mon 9/287:35 pm
SEA
-
YOW
1 stop7h 00m
WestJet
Deal found 5/3$310
This oojo deal was found by Cheapflights users on 5/3. 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 6/101:20 pm
YOW
-
SEA
1 stop8h 25m
WestJet
Fri 6/1210:30 am
SEA
-
YOW
2 stops10h 50m
WestJet
Deal found 5/3$327
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Mon 6/296:55 am
YOW
-
SEA
2 stops14h 50m
WestJet
Sat 8/87:35 pm
SEA
-
YOW
1 stop7h 00m
WestJet
Deal found 5/2$330
This oojo deal was found by Cheapflights users on 5/2. 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.
Sun 7/56:15 pm
YOW
-
SEA
2 stops18h 25m
WestJet
Mon 7/137:35 pm
SEA
-
YOW
1 stop7h 00m
WestJet
Deal found 5/2$333
This oojo deal was found by Cheapflights users on 5/5. 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.
Sun 6/286:15 pm
YOW
-
SEA
2 stops27h 30m
WestJet
Thu 8/67:35 pm
SEA
-
YOW
1 stop7h 00m
WestJet
Deal found 5/5$337
This oojo deal was found by Cheapflights users on 5/6. 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 6/276:15 pm
YOW
-
SEA
2 stops18h 25m
WestJet
Wed 8/57:00 am
SEA
-
YOW
1 stop7h 15m
WestJet
Deal found 5/6$338

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 May 7, 2026.

Round-trip from

$254
(Justfly.com)

One-way from

$159
(oojo)

Popular in

April

Cheapest in

March

Average price

$466
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. 11% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 7, 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
Quickest round-trip

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Fri 9/25

1:20 pm-6:45 pm

1 stop8h 25m

Seattle/Tacoma Intl

Mon 9/28

7:35 pm-5:35 am

1 stop7h 00m

$310

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Sat 6/27

6:15 pm-9:40 am

2 stops18h 25m

Seattle/Tacoma Intl

Wed 8/5

7:00 am-5:15 pm

1 stop7h 15m

$338

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Tue 6/23

4:15 pm-9:40 am

1 stop20h 25m

Seattle/Tacoma Intl

Tue 6/30

7:35 pm-5:35 am

1 stop7h 00m

$339

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Fri 6/26

6:15 pm-9:40 am

2 stops18h 25m

Seattle/Tacoma Intl

Mon 7/13

7:35 pm-5:35 am

1 stop7h 00m

$350

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Fri 6/19

1:20 pm-6:45 pm

1 stop8h 25m

Seattle/Tacoma Intl

Mon 6/22

10:30 am-12:30 pm

2 stops23h 00m

$367

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Sun 9/20

4:15 pm-9:40 am

1 stop20h 25m

Seattle/Tacoma Intl

Wed 10/21

7:35 pm-5:35 am

1 stop7h 00m

$371

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Sat 6/27

6:15 pm-9:40 am

2 stops18h 25m

Seattle/Tacoma Intl

Sat 7/11

7:00 am-12:30 pm

2 stops26h 30m

$374

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Tue 9/22

1:20 pm-6:45 pm

1 stop8h 25m

Seattle/Tacoma Intl

Wed 9/23

7:35 pm-5:35 am

1 stop7h 00m

$384

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Sat 7/18

12:25 pm-9:00 pm

2 stops11h 35m

Seattle/Tacoma Intl

Sun 7/19

10:30 am-5:35 pm

2 stops28h 05m

$399

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Sun 5/17

6:15 pm-9:40 am

2 stops18h 25m

Seattle/Tacoma Intl

Mon 6/8

10:30 am-12:20 am

2 stops10h 50m

$408

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/4

Showing 1-10 of 54 resultsSorted by cheapest first
1
2
3
...
6

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

How far ahead should I book a flight from Quebec to Seattle?

The price you pay for your flight from Quebec to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 34 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 $322). 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 8h 25m. 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 $166 on Air Canada. Other airlines that offer cheap prices include American Airlines from $179 and Delta from $196 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 $322). 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
Lynnwood
Lacey
Edmonds
Leavenworth
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Renton
Kirkland
Ellensburg
Fife
Lakewood
Issaquah
Shoreline

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 May 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$209Average$413FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$314Average$504FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.