What is the cheapest airline that flies from Seattle/Tacoma Intl to Quebec?

WestJet, American Airlines, and Delta are the most popular carriers operating from Seattle/Tacoma Intl to Quebec

What airlines fly to Quebec?

Air Canada, United Airlines and WestJet are the top three most popular airlines that fly to Quebec from Seattle according to our data. Air Canada is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Quebec. Keep in mind that there are 5 different airlines that fly to Quebec on a routine basis, so you have a few additional options to choose from.

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 refreshed on a daily basis.

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

The number of operators available for flights from Seattle/Tacoma Intl Airport to Quebec is 5 as of June 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Quebec.

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

The necessary travel and health documents for your Quebec trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$182 Cheap Flights from Seattle to Quebec in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Quebec

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:35 pm - 7:05 am

SEA

YUL

8h 30m

1 stop

1:10 pm - 9:04 pm

YUL

SEA

10h 54m

2 stops

$388Multiple Airlines

Sat, Sep 5 - Sat, Sep 12

7:35 pm - 7:05 am

SEA

YUL

8h 30m

1 stop

6:45 am - 6:45 pm

YUL

SEA

15h 00m

2 stops

$390WestJet

Sun, Sep 20 - Thu, Sep 24

7:35 pm - 7:05 am

SEA

YUL

8h 30m

1 stop

4:10 pm - 9:04 pm

YUL

SEA

7h 54m

1 stop

$391Multiple Airlines

Sat, Sep 5 - Sat, Sep 12

7:35 pm - 7:05 am

SEA

YUL

8h 30m

1 stop

6:45 am - 6:45 pm

YUL

SEA

15h 00m

2 stops

$401WestJet

Sun, Sep 27 - Fri, Oct 9

7:35 pm - 7:05 am

SEA

YUL

8h 30m

1 stop

6:45 am - 6:45 pm

YUL

SEA

15h 00m

2 stops

$402WestJet

Sat, Aug 29 - Mon, Sep 7

7:35 pm - 7:05 am

SEA

YUL

8h 30m

1 stop

6:45 am - 6:45 pm

YUL

SEA

15h 00m

2 stops

$403WestJet

Fri, Jul 3 - Thu, Jul 9

3:00 pm - 7:10 am

SEA

YUL

13h 10m

2 stops

10:40 am - 9:04 pm

YUL

SEA

13h 24m

2 stops

$405Air Canada

Sat, Sep 5 - Sat, Sep 12

7:35 pm - 7:05 am

SEA

YUL

8h 30m

1 stop

6:45 am - 6:45 pm

YUL

SEA

15h 00m

2 stops

$406WestJet

Mon, Sep 28 - Tue, Oct 13

3:28 pm - 1:14 pm

SEA

YQB

18h 46m

1 stop

5:48 pm - 12:52 am

YQB

SEA

10h 04m

1 stop

$546American Airlines

Tue, Jul 7 - Sat, Jul 11

9:35 pm - 1:09 pm

SEA

YQB

12h 34m

2 stops

4:12 pm - 10:56 pm

YQB

SEA

9h 44m

1 stop

$556American Airlines

Fri, Jul 3 - Tue, Jul 7

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WestJet flights from Seattle to Quebec

Our best WestJet deals on Seattle to Quebec flight tickets

WestJet

Sep 20

SEA7:35 pmSeattle/Tacoma Intl

8h 30m

1 stop

YUL7:05 amMontreal Pierre Elliott Trudeau Intl

Sep 24

YUL6:45 amMontreal Pierre Elliott Trudeau Intl

15h 00m

2 stops

SEA6:45 pmSeattle/Tacoma Intl

$390

WestJet

Sep 27

SEA7:35 pmSeattle/Tacoma Intl

8h 30m

1 stop

YUL7:05 amMontreal Pierre Elliott Trudeau Intl

Oct 9

YUL6:45 amMontreal Pierre Elliott Trudeau Intl

15h 00m

2 stops

SEA6:45 pmSeattle/Tacoma Intl

$401

WestJet

Aug 29

SEA7:35 pmSeattle/Tacoma Intl

8h 30m

1 stop

YUL7:05 amMontreal Pierre Elliott Trudeau Intl

Sep 7

YUL6:45 amMontreal Pierre Elliott Trudeau Intl

15h 00m

2 stops

SEA6:45 pmSeattle/Tacoma Intl

$402

Delta flights from Seattle to Quebec

Our best Delta deals on Seattle to Quebec flight tickets

Delta

Jun 27

SEA8:40 amSeattle/Tacoma Intl

12h 15m

1 stop

YUL11:55 pmMontreal Pierre Elliott Trudeau Intl

Jul 5

YUL7:00 amMontreal Pierre Elliott Trudeau Intl

12h 49m

1 stop

SEA4:49 pmSeattle/Tacoma Intl

$486

Delta

Jun 29

SEA9:05 amSeattle/Tacoma Intl

11h 37m

1 stop

YUL11:42 pmMontreal Pierre Elliott Trudeau Intl

Jul 21

YUL12:47 pmMontreal Pierre Elliott Trudeau Intl

12h 46m

1 stop

SEA10:33 pmSeattle/Tacoma Intl

$490

Delta

Jun 27

SEA8:40 amSeattle/Tacoma Intl

12h 15m

1 stop

YUL11:55 pmMontreal Pierre Elliott Trudeau Intl

Jul 3

YUL7:00 amMontreal Pierre Elliott Trudeau Intl

12h 49m

1 stop

SEA4:49 pmSeattle/Tacoma Intl

$555

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sat 9/5

7:35 pm-7:05 am

1 stop8h 30m

Montreal Pierre Elliott Trudeau Intl

Sat 9/12

1:10 pm-9:04 pm

2 stops10h 54m

$388

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sun 9/20

7:35 pm-7:05 am

1 stop8h 30m

Montreal Pierre Elliott Trudeau Intl

Thu 9/24

6:45 am-6:45 pm

2 stops15h 00m

$390

Quickest round-trip

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sat 9/5

7:35 pm-7:05 am

1 stop8h 30m

Montreal Pierre Elliott Trudeau Intl

Sat 9/12

4:10 pm-9:04 pm

1 stop7h 54m

$391

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sun 9/27

7:35 pm-7:05 am

1 stop8h 30m

Montreal Pierre Elliott Trudeau Intl

Fri 10/9

6:45 am-6:45 pm

2 stops15h 00m

$401

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sat 8/29

7:35 pm-7:05 am

1 stop8h 30m

Montreal Pierre Elliott Trudeau Intl

Mon 9/7

6:45 am-6:45 pm

2 stops15h 00m

$402

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Fri 7/3

7:35 pm-7:05 am

1 stop8h 30m

Montreal Pierre Elliott Trudeau Intl

Thu 7/9

6:45 am-6:45 pm

2 stops15h 00m

$403

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sat 9/5

3:00 pm-7:10 am

2 stops13h 10m

Montreal Pierre Elliott Trudeau Intl

Sat 9/12

10:40 am-9:04 pm

2 stops13h 24m

$405

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Mon 9/28

7:35 pm-7:05 am

1 stop8h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 10/13

6:45 am-6:45 pm

2 stops15h 00m

$406

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Tue 7/7

3:28 pm-1:14 pm

1 stop18h 46m

Québec City

Sat 7/11

5:48 pm-12:52 am

1 stop10h 04m

$546

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Fri 7/3

9:35 pm-1:09 pm

2 stops12h 34m

Québec City

Tue 7/7

4:12 pm-10:56 pm

1 stop9h 44m

$556

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Quebec?

If you aren’t able to travel to Quebec during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $150.

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

Our data shows that Wednesday is the least expensive day to fly to Quebec. Tickets to fly out on this day can be as low as $595. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Quebec for around $839.

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 from Seattle 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 $706 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 $270 on momondo.

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

There are 4 cabin classes available to choose from on Seattle 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 41% 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

Best Price Found	$3,219
Fastest flight time	6h 59m
Direct flights	None

The best flight deal from Seattle to Quebec found on momondo in the last 72 hours is $3,219

The fastest flight from Seattle to Quebec takes 6h 59m

There are no direct flights from Seattle to Quebec. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Montreal Pierre Elliott Trudeau Intl Airport.

Search flight deals

Frequently asked questions about flying from Seattle to Quebec

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 refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Quebec?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Quebec is 5 as of June 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Quebec?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Quebec.
What documentation or ID do you need to fly to Quebec?
The necessary travel and health documents for your Quebec trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Quebec?
momondo data reveals that the most frequently booked plane model on the route from Seattle to Quebec is Boeing 787-9 Dreamliner, representing 16.00% of all bookings. The subsequent popular models are Airbus A350-900 at 14.00%, Boeing 787-10 Dreamliner at 12.00%, and Airbus A220-300 at 12.00%.

Best airlines flying from Seattle to Quebec

Compare and see reviews for airlines that fly from Seattle to Quebec with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $150	Free Cancellation	Rating 7.4 9,841 reviews	Search United Airlines flights
WestJet	PriceFrom $281	Free Cancellation	Rating 7.2 3,365 reviews	Search WestJet flights
Delta	PriceFrom $310	Free Cancellation	Rating 7.9 8,401 reviews	Search Delta flights
Air Canada	PriceFrom $312	Free Cancellation	Rating 7.1 11,195 reviews	Search Air Canada flights
American Airlines	PriceFrom $405	Free Cancellation	Rating 7.1 11,660 reviews	Search American Airlines flights

Why use momondo?

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

Finding the right flight to Quebec from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Quebec quick and easy, saving you time and money.

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

All flight searches from Seattle to Quebec on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Quebec from Seattle.

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

If you are simply researching potential flights to Quebec, momondo offers a useful price alert feature which will track prices for flights to Quebec from Seattle and alert you when they change.