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Cheap flights from Seattle to Quebec from C$ 145

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Quebec departing on 29/4. 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
7:35 p.m. - 7:00 a.m.
SEA
-
YUL
8h 25m
1 stop
WestJet Logo
5:30 p.m. - 9:40 a.m.
YUL
-
SEA
19h 10m
1 stop
C$ 386WestJet
Sun, 17 May - Wed, 20 May
WestJet Logo
7:35 p.m. - 7:00 a.m.
SEA
-
YUL
8h 25m
1 stop
WestJet Logo
8:00 p.m. - 9:40 a.m.
YUL
-
SEA
16h 40m
1 stop
C$ 388WestJet
Thu, 30 Apr - Sun, 3 May
WestJet Logo
7:35 p.m. - 7:00 a.m.
SEA
-
YUL
8h 25m
1 stop
WestJet Logo
8:00 p.m. - 9:40 a.m.
YUL
-
SEA
16h 40m
1 stop
C$ 390WestJet
Thu, 7 May - Tue, 12 May
WestJet Logo
7:35 p.m. - 7:00 a.m.
SEA
-
YUL
8h 25m
1 stop
WestJet Logo
7:15 a.m. - 6:45 p.m.
YUL
-
SEA
14h 30m
1 stop
C$ 391WestJet
Sat, 2 May - Wed, 6 May
WestJet Logo
7:35 p.m. - 7:00 a.m.
SEA
-
YUL
8h 25m
1 stop
WestJet Logo
5:30 p.m. - 9:40 a.m.
YUL
-
SEA
19h 10m
1 stop
C$ 394WestJet
Sun, 17 May - Wed, 20 May
Multiple Airlines Logo
11:08 p.m. - 2:44 p.m.
SEA
-
YOW
12h 36m
1 stop
Multiple Airlines Logo
5:40 a.m. - 2:19 p.m.
YOW
-
SEA
11h 39m
2 stops
C$ 439Multiple Airlines
Tue, 3 Mar - Thu, 5 Mar
Air Canada Logo
5:40 a.m. - 3:45 p.m.
SEA
-
YOW
7h 05m
1 stop
Air Canada Logo
5:50 p.m. - 10:56 p.m.
YOW
-
SEA
8h 06m
1 stop
C$ 481Air Canada
Fri, 13 Mar - Fri, 20 Mar
American Airlines Logo
3:09 p.m. - 1:41 p.m.
SEA
-
YQB
19h 32m
1 stop
American Airlines Logo
1:55 p.m. - 10:58 p.m.
YQB
-
SEA
12h 03m
1 stop
C$ 787American Airlines
Wed, 27 May - Sat, 30 May
Multiple Airlines Logo
7:35 p.m. - 6:40 p.m.
SEA
-
YQB
20h 05m
2 stops
Multiple Airlines Logo
4:55 p.m. - 9:40 a.m.
YQB
-
SEA
19h 45m
2 stops
C$ 808Multiple Airlines
Thu, 28 May - Sun, 31 May
Air Canada Logo
8:00 a.m. - 6:38 p.m.
SEA
-
YQB
7h 38m
1 stop
Air Canada Logo
4:50 p.m. - 10:16 p.m.
YQB
-
SEA
8h 26m
1 stop
C$ 900Air Canada
Sat, 28 Feb - Sat, 7 Mar

WestJet flights from Seattle to Quebec

Our best WestJet deals on Seattle to Quebec flight tickets
WestJet
17 May
SEA7:35 p.m.Seattle/Tacoma Intl
8h 25m
1 stop
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
20 May
YUL5:30 p.m.Montreal Pierre Elliott Trudeau Intl
19h 10m
1 stop
SEA9:40 a.m.Seattle/Tacoma Intl
C$ 386
WestJet
30 Apr
SEA7:35 p.m.Seattle/Tacoma Intl
8h 25m
1 stop
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
3 May
YUL8:00 p.m.Montreal Pierre Elliott Trudeau Intl
16h 40m
1 stop
SEA9:40 a.m.Seattle/Tacoma Intl
C$ 388
WestJet
7 May
SEA7:35 p.m.Seattle/Tacoma Intl
8h 25m
1 stop
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
12 May
YUL8:00 p.m.Montreal Pierre Elliott Trudeau Intl
16h 40m
1 stop
SEA9:40 a.m.Seattle/Tacoma Intl
C$ 390

Air Canada flights from Seattle to Quebec

Our best Air Canada deals on Seattle to Quebec flight tickets
Air Canada
13 Mar
SEA5:40 a.m.Seattle/Tacoma Intl
7h 05m
1 stop
YOW3:45 p.m.Ottawa
20 Mar
YOW5:50 p.m.Ottawa
8h 06m
1 stop
SEA10:56 p.m.Seattle/Tacoma Intl
C$ 481
Air Canada
13 Mar
SEA5:40 a.m.Seattle/Tacoma Intl
7h 05m
1 stop
YOW3:45 p.m.Ottawa
20 Mar
YOW2:05 p.m.Ottawa
11h 51m
2 stops
SEA10:56 p.m.Seattle/Tacoma Intl
C$ 487
Air Canada
4 Mar
SEA5:40 a.m.Seattle/Tacoma Intl
7h 05m
1 stop
YOW3:45 p.m.Ottawa
8 Mar
YOW5:50 p.m.Ottawa
8h 07m
1 stop
SEA10:57 p.m.Seattle/Tacoma Intl
C$ 553

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Quebec 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 29 January 2026.
Use the filters below to find and compare flights from Seattle to Quebec that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sun 17/5

7:35 p.m.-7:00 a.m.

1 stop8h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 20/5

5:30 p.m.-9:40 a.m.

1 stop19h 10m

C$ 386

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Thu 30/4

7:35 p.m.-7:00 a.m.

1 stop8h 25m

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

8:00 p.m.-9:40 a.m.

1 stop16h 40m

C$ 388

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Thu 7/5

7:35 p.m.-7:00 a.m.

1 stop8h 25m

Montreal Pierre Elliott Trudeau Intl

Tue 12/5

8:00 p.m.-9:40 a.m.

1 stop16h 40m

C$ 390

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sat 2/5

7:35 p.m.-7:00 a.m.

1 stop8h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

7:15 a.m.-6:45 p.m.

1 stop14h 30m

C$ 391

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sun 17/5

7:35 p.m.-7:00 a.m.

1 stop8h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 20/5

5:30 p.m.-9:40 a.m.

1 stop19h 10m

C$ 394

SeattleOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Tue 3/3

11:08 p.m.-2:44 p.m.

1 stop12h 36m

Ottawa

Thu 5/3

5:40 a.m.-2:19 p.m.

2 stops11h 39m

C$ 438

SeattleOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Fri 13/3

5:40 a.m.-3:45 p.m.

1 stop7h 05m

Ottawa

Fri 20/3

5:50 p.m.-10:56 p.m.

1 stop8h 06m

C$ 481

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Wed 27/5

3:09 p.m.-1:41 p.m.

1 stop19h 32m

Québec City

Sat 30/5

1:55 p.m.-10:58 p.m.

1 stop12h 03m

C$ 787

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Thu 28/5

7:35 p.m.-6:40 p.m.

2 stops20h 05m

Québec City

Sun 31/5

4:55 p.m.-9:40 a.m.

2 stops19h 45m

C$ 808

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Sat 28/2

8:00 a.m.-6:38 p.m.

1 stop7h 38m

Québec City

Sat 7/3

4:50 p.m.-10:16 p.m.

1 stop8h 26m

C$ 900

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 Quebec from

How to get the cheapest flight ticket from Seattle to Quebec

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 Quebec?

In general, September is the cheapest month to fly from Seattle to Quebec. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 654. If you are unable to visit Quebec during the month of September, then departing from Seattle during the month August is also very affordable. Most momondo users find prices during this month for around C$ 683.

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

The cheapest day to depart from Seattle to Quebec is on a Friday. Travellers who choose to depart for Quebec on a Friday will often find tickets for as low as C$ 654. The most expensive day to fly to Quebec is Monday, with ticket prices averaging around C$ 1,351.

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

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

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

You are more likely to see cheaper flights to Quebec from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Quebec for around C$ 804 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Quebec from Seattle for as low as C$ 478 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Quebec flights?

There is only 1 cabin class available to choose from on Seattle/Tacoma Intl to Quebec flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Quebec flights?

You could potentially save up to 57% on your flight if you consider stops on a Seattle to Quebec flight.

Cheap Seattle to Quebec flight deals and tips

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

Fastest flight time

5h 07m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Quebec

76 airports
The fastest flight from Seattle to Quebec takes 5h 07m
Direct flights go from Seattle to Quebec on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There are 76 airports in Quebec. From Seattle there are direct flights to Montreal Pierre Elliott Trudeau Intl (YUL).
Search flight deals

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Quebec.

  • What documentation or ID do you need to fly to Quebec?

    The travel and health documents required for your trip to Quebec can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Quebec. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Quebec. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Quebec from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Seattle to Quebec flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Seattle to Quebec flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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