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Cheap flights from Quebec to Seattle from C$ 230

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Quebec to Seattle departing on 29/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
6:45 a.m. - 6:45 p.m.
YUL
-
SEA
15h 00m
2 stops
WestJet Logo
7:35 p.m. - 7:05 a.m.
SEA
-
YUL
8h 30m
1 stop
C$ 370WestJet
Thu, 27 Aug - Tue, 1 Sep
WestJet Logo
6:45 a.m. - 6:45 p.m.
YUL
-
SEA
15h 00m
2 stops
WestJet Logo
7:35 p.m. - 7:05 a.m.
SEA
-
YUL
8h 30m
1 stop
C$ 379WestJet
Wed, 8 Jul - Tue, 14 Jul
WestJet Logo
6:45 a.m. - 6:45 p.m.
YUL
-
SEA
15h 00m
2 stops
WestJet Logo
7:35 p.m. - 7:05 a.m.
SEA
-
YUL
8h 30m
1 stop
C$ 380WestJet
Thu, 20 Aug - Fri, 28 Aug
WestJet Logo
6:45 a.m. - 6:45 p.m.
YUL
-
SEA
15h 00m
2 stops
WestJet Logo
7:35 p.m. - 7:05 a.m.
SEA
-
YUL
8h 30m
1 stop
C$ 384WestJet
Thu, 16 Jul - Sun, 19 Jul
WestJet Logo
6:45 a.m. - 6:45 p.m.
YUL
-
SEA
15h 00m
2 stops
WestJet Logo
7:35 p.m. - 7:05 a.m.
SEA
-
YUL
8h 30m
1 stop
C$ 385WestJet
Thu, 20 Aug - Fri, 28 Aug
WestJet Logo
6:45 a.m. - 6:45 p.m.
YUL
-
SEA
15h 00m
2 stops
WestJet Logo
10:30 a.m. - 12:25 a.m.
SEA
-
YUL
10h 55m
2 stops
C$ 388WestJet
Thu, 20 Aug - Fri, 28 Aug
WestJet Logo
6:45 a.m. - 6:45 p.m.
YUL
-
SEA
15h 00m
2 stops
WestJet Logo
10:30 a.m. - 12:25 a.m.
SEA
-
YUL
10h 55m
2 stops
C$ 390WestJet
Thu, 20 Aug - Fri, 28 Aug
WestJet Logo
6:45 a.m. - 6:45 p.m.
YUL
-
SEA
15h 00m
2 stops
WestJet Logo
10:30 a.m. - 12:25 a.m.
SEA
-
YUL
10h 55m
2 stops
C$ 394WestJet
Wed, 8 Jul - Tue, 14 Jul
American Airlines Logo
4:12 p.m. - 10:56 p.m.
YQB
-
SEA
9h 44m
1 stop
American Airlines Logo
3:28 p.m. - 1:03 p.m.
SEA
-
YQB
18h 35m
1 stop
C$ 586American Airlines
Thu, 2 Jul - Fri, 10 Jul
American Airlines Logo
4:12 p.m. - 10:56 p.m.
YQB
-
SEA
9h 44m
1 stop
American Airlines Logo
11:22 p.m. - 1:03 p.m.
SEA
-
YQB
10h 41m
2 stops
C$ 593American Airlines
Thu, 2 Jul - Fri, 10 Jul

American Airlines flights from Quebec to Seattle

Our best American Airlines deals on Quebec to Seattle flight tickets
American Airlines
2 Jul
YQB4:12 p.m.Québec City
9h 44m
1 stop
SEA10:56 p.m.Seattle/Tacoma Intl
10 Jul
SEA3:28 p.m.Seattle/Tacoma Intl
18h 35m
1 stop
YQB1:03 p.m.Québec City
C$ 586
American Airlines
2 Jul
YQB4:12 p.m.Québec City
9h 44m
1 stop
SEA10:56 p.m.Seattle/Tacoma Intl
10 Jul
SEA11:22 p.m.Seattle/Tacoma Intl
10h 41m
2 stops
YQB1:03 p.m.Québec City
C$ 593
American Airlines
24 Jun
YQB1:57 p.m.Québec City
13h 44m
1 stop
SEA12:41 a.m.Seattle/Tacoma Intl
29 Jun
SEA11:24 p.m.Seattle/Tacoma Intl
10h 52m
2 stops
YQB1:16 p.m.Québec City
C$ 612

Air Canada flights from Quebec to Seattle

Our best Air Canada deals on Quebec to Seattle flight tickets
Air Canada
19 May
YUL2:10 p.m.Montreal Pierre Elliott Trudeau Intl
9h 58m
1 stop
SEA9:08 p.m.Seattle/Tacoma Intl
26 May
SEA7:20 p.m.Seattle/Tacoma Intl
11h 34m
2 stops
YUL9:54 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 759
Air Canada
2 Jul
YQB5:00 a.m.Québec City
20h 42m
2 stops
SEA10:42 p.m.Seattle/Tacoma Intl
10 Jul
SEA7:20 p.m.Seattle/Tacoma Intl
11h 12m
2 stops
YQB9:32 a.m.Québec City
C$ 918
Air Canada
27 Aug
YQB1:05 p.m.Québec City
12h 43m
2 stops
SEA10:48 p.m.Seattle/Tacoma Intl
31 Aug
SEA5:45 a.m.Seattle/Tacoma Intl
14h 26m
2 stops
YQB11:11 p.m.Québec City
C$ 921

momondo 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, momondo users made 96,600 searches. Data last updated 9 May 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

Thu 27/8

6:45 a.m.-6:45 p.m.

2 stops15h 00m

Seattle/Tacoma Intl

Tue 1/9

7:35 p.m.-7:05 a.m.

1 stop8h 30m

C$ 370

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Wed 8/7

6:45 a.m.-6:45 p.m.

2 stops15h 00m

Seattle/Tacoma Intl

Tue 14/7

7:35 p.m.-7:05 a.m.

1 stop8h 30m

C$ 379

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Thu 20/8

6:45 a.m.-6:45 p.m.

2 stops15h 00m

Seattle/Tacoma Intl

Fri 28/8

7:35 p.m.-7:05 a.m.

1 stop8h 30m

C$ 380

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Thu 16/7

6:45 a.m.-6:45 p.m.

2 stops15h 00m

Seattle/Tacoma Intl

Sun 19/7

7:35 p.m.-7:05 a.m.

1 stop8h 30m

C$ 384

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Thu 20/8

6:45 a.m.-6:45 p.m.

2 stops15h 00m

Seattle/Tacoma Intl

Fri 28/8

7:35 p.m.-7:05 a.m.

1 stop8h 30m

C$ 385

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Thu 20/8

6:45 a.m.-6:45 p.m.

2 stops15h 00m

Seattle/Tacoma Intl

Fri 28/8

10:30 a.m.-12:25 a.m.

2 stops10h 55m

C$ 388

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Thu 20/8

6:45 a.m.-6:45 p.m.

2 stops15h 00m

Seattle/Tacoma Intl

Fri 28/8

10:30 a.m.-12:25 a.m.

2 stops10h 55m

C$ 390

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Wed 8/7

6:45 a.m.-6:45 p.m.

2 stops15h 00m

Seattle/Tacoma Intl

Tue 14/7

10:30 a.m.-12:25 a.m.

2 stops10h 55m

C$ 394

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Thu 2/7

4:12 p.m.-10:56 p.m.

1 stop9h 44m

Seattle/Tacoma Intl

Fri 10/7

3:28 p.m.-1:03 p.m.

1 stop18h 35m

C$ 586
Quickest round-trip

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Thu 2/7

4:12 p.m.-10:56 p.m.

1 stop9h 44m

Seattle/Tacoma Intl

Fri 10/7

11:22 p.m.-1:03 p.m.

2 stops10h 41m

C$ 593

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Quebec to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

If you aren’t able to travel to Seattle during the month of June, then flying in July is also cheap. Prices for this month can be found on momondo for an average of C$ 228.

What is the cheapest day to depart on your flight to Seattle?

Our data shows that Wednesday is the least expensive day to fly to Seattle. Tickets to fly out on this day can be as low as C$ 606. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around C$ 781. These prices are subject to change though, so be sure to set up a Price Alert for flights to Seattle.

What is the cheapest Quebec to Seattle/Tacoma Intl flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to Seattle/Tacoma Intl for the best Quebec - Seattle/Tacoma Intl flight prices

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

You are more likely to see cheaper flights to Seattle from Quebec when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around C$ 663 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Quebec for as low as C$ 558 on momondo.

Can stopping save me money on Quebec to Seattle flights?

You could potentially save up to 27% on your flight if you consider stops on a Quebec to Seattle flight.

Cheap Quebec to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Quebec to Seattle

Fastest flight time

8h 12m

Direct flights

None
The fastest flight from Quebec to Seattle takes 8h 12m
There are no direct flights from Quebec to Seattle. There are no popular flight routes from Quebec to Seattle.
Search flight deals

Frequently asked questions about flying from Quebec to Seattle

  • When did momondo last update prices for flights from Quebec to Seattle/Tacoma Intl Airport?

    Prices for flights from Quebec to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from Quebec to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Quebec to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Quebec to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Quebec to Seattle?

Best airlines flying from Quebec to Seattle

Compare and see reviews for airlines that fly from Quebec to Seattle with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 210Free CancellationRating
7.4
9,695 reviews
Search United Airlines flights
DeltaPriceFrom C$ 278Free CancellationRating
7.9
8,457 reviews
Search Delta flights
American AirlinesPriceFrom C$ 310Free CancellationRating
7.1
11,668 reviews
Search American Airlines flights
WestJetPriceFrom C$ 408Free CancellationRating
7.2
3,332 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 438Free CancellationRating
7.1
11,010 reviews
Search Air Canada flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Lynnwood
Leavenworth
SeaTac
Redmond
Marysville
Kirkland
Woodinville
Tacoma
Puyallup
Tukwila
Olympia
Ocean Shores
Ellensburg
Bainbridge Island
Gig Harbor
Renton
Kent
Edmonds
Centralia
Shelton

Why use momondo?

Why should I use momondo to find a flight deal from Quebec to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Quebec to Seattle . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Quebec to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Quebec to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Quebec to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Quebec to Seattle.

I’m not ready to book a flight from Quebec to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle from Quebec are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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