What airlines fly to Seattle?

Air Canada, WestJet and United Airlines are the top three most popular airlines that fly to Seattle from Quebec according to our data. Air Canada is the first choice among our users, with 71% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Seattle?

Flight times vary depending on what airport in Quebec you fly out of and what airport in Seattle you fly into. For example, flying from Montreal to Seattle takes 5h 56m on average. On the other hand, flying from Québec City to Seattle takes 18h 57m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

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

WestJet, Air Canada, and United Airlines are the most popular carriers operating from Quebec to Seattle/Tacoma Intl

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?

The number of operators available for flights from Quebec to Seattle/Tacoma Intl Airport is 3 as of November 2025.

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 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 Quebec to Seattle/Tacoma Intl Airport.

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

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$159 Cheap Flights from Quebec to Seattle in 2025/26

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Cheap round-trip flights

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6:00 am - 2:38 pmYOW-SEA

11h 38m1 stop

3:10 pm - 4:53 pmSEA-YOW

22h 43m1 stop

$251WestJet

Find Deal

Sat, Jan 24 - Wed, Jan 28

4:15 pm - 2:19 pmYUL-SEA

25h 04m1 stop

3:10 pm - 12:38 amSEA-YUL

30h 28m2 stops

$263WestJet

Find Deal

Mon, Mar 9 - Mon, Mar 23

5:50 pm - 10:08 pmYOW-SEA

7h 18m1 stop

8:00 pm - 6:43 amSEA-YOW

7h 43m1 stop

$303Air Canada

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Tue, Apr 14 - Wed, Apr 15

5:50 pm - 10:08 pmYOW-SEA

7h 18m1 stop

8:00 pm - 6:43 amSEA-YOW

7h 43m1 stop

$304Air Canada

Find Deal

Tue, Apr 14 - Wed, Apr 15

6:00 am - 10:18 pmYOW-SEA

19h 18m2 stops

11:50 pm - 1:45 pmSEA-YOW

10h 55m1 stop

$309United Airlines

Find Deal

Tue, Apr 14 - Wed, Apr 15

5:40 am - 7:17 pmYOW-SEA

16h 37m1 stop

7:54 pm - 2:44 pmSEA-YOW

15h 50m1 stop

$377Multiple Airlines

Find Deal

Wed, Nov 26 - Tue, Dec 2

6:45 am - 4:36 pmYUL-SEA

12h 51m2 stops

3:10 pm - 7:05 amSEA-YUL

12h 55m1 stop

$379Multiple Airlines

Find Deal

Mon, Dec 8 - Tue, Dec 9

12:40 pm - 8:50 pmYUL-SEA

11h 10m1 stop

5:05 am - 11:32 pmSEA-YUL

15h 27m2 stops

$424Delta

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Thu, Dec 4 - Sat, Dec 13

12:50 pm - 10:23 pmYUL-SEA

12h 33m1 stop

7:15 am - 11:42 pmSEA-YUL

13h 27m2 stops

$428Delta

Find Deal

Wed, Nov 19 - Mon, Nov 24

6:20 am - 10:30 pmYOW-SEA

19h 10m2 stops

3:45 pm - 10:26 amSEA-YOW

15h 41m2 stops

$511United Airlines

Find Deal

Wed, Nov 26 - Tue, Dec 2

Delta flights from Quebec to Seattle

Our best Delta deals on Quebec to Seattle flight tickets

Delta

Dec 4

YUL12:40 pmMontreal Pierre Elliott Trudeau Intl

11h 10m

1 stop

SEA8:50 pmSeattle/Tacoma Intl

Dec 13

SEA5:05 amSeattle/Tacoma Intl

15h 27m

2 stops

YUL11:32 pmMontreal Pierre Elliott Trudeau Intl

$424

Find similar

Delta

Nov 19

YUL12:50 pmMontreal Pierre Elliott Trudeau Intl

12h 33m

1 stop

SEA10:23 pmSeattle/Tacoma Intl

Nov 24

SEA7:15 amSeattle/Tacoma Intl

13h 27m

2 stops

YUL11:42 pmMontreal Pierre Elliott Trudeau Intl

$428

Find similar

Delta

Dec 4

YUL7:10 amMontreal Pierre Elliott Trudeau Intl

11h 25m

2 stops

SEA3:35 pmSeattle/Tacoma Intl

Dec 13

SEA9:35 pmSeattle/Tacoma Intl

11h 25m

2 stops

YUL12:00 pmMontreal Pierre Elliott Trudeau Intl

$431

Find similar

Air Canada flights from Quebec to Seattle

Our best Air Canada deals on Quebec to Seattle flight tickets

Air Canada

Apr 14

YOW5:50 pmOttawa

7h 18m

1 stop

SEA10:08 pmSeattle/Tacoma Intl

Apr 15

SEA8:00 pmSeattle/Tacoma Intl

7h 43m

1 stop

YOW6:43 amOttawa

$303

Find similar

Air Canada

Apr 14

YOW5:50 pmOttawa

7h 18m

1 stop

SEA10:08 pmSeattle/Tacoma Intl

Apr 15

SEA8:00 pmSeattle/Tacoma Intl

7h 43m

1 stop

YOW6:43 amOttawa

$304

Find similar

Air Canada

Apr 14

YOW5:45 amOttawa

16h 33m

2 stops

SEA7:18 pmSeattle/Tacoma Intl

Apr 15

SEA10:10 amSeattle/Tacoma Intl

12h 24m

2 stops

YOW1:34 amOttawa

$340

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Fly from

Fly to

Route

Depart

Return

Price

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Sat 1/24

6:00 am-2:38 pm

1 stop11h 38m

Seattle/Tacoma Intl

Wed 1/28

3:10 pm-4:53 pm

1 stop22h 43m

$251

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Mon 3/9

4:15 pm-2:19 pm

1 stop25h 04m

Seattle/Tacoma Intl

Mon 3/23

3:10 pm-12:38 am

2 stops30h 28m

$263

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Tue 4/14

5:50 pm-10:08 pm

1 stop7h 18m

Seattle/Tacoma Intl

Wed 4/15

8:00 pm-6:43 am

1 stop7h 43m

$303

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Tue 4/14

5:50 pm-10:08 pm

1 stop7h 18m

Seattle/Tacoma Intl

Wed 4/15

8:00 pm-6:43 am

1 stop7h 43m

$304

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Tue 4/14

6:00 am-10:18 pm

2 stops19h 18m

Seattle/Tacoma Intl

Wed 4/15

11:50 pm-1:45 pm

1 stop10h 55m

$309

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Wed 11/26

5:40 am-7:17 pm

1 stop16h 37m

Seattle/Tacoma Intl

Tue 12/2

7:54 pm-2:44 pm

1 stop15h 50m

$377

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Mon 12/8

6:45 am-4:36 pm

2 stops12h 51m

Seattle/Tacoma Intl

Tue 12/9

3:10 pm-7:05 am

1 stop12h 55m

$379

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Thu 12/4

12:40 pm-8:50 pm

1 stop11h 10m

Seattle/Tacoma Intl

Sat 12/13

5:05 am-11:32 pm

2 stops15h 27m

$424

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Wed 11/19

12:50 pm-10:23 pm

1 stop12h 33m

Seattle/Tacoma Intl

Mon 11/24

7:15 am-11:42 pm

2 stops13h 27m

$428

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Wed 11/26

6:20 am-10:30 pm

2 stops19h 10m

Seattle/Tacoma Intl

Tue 12/2

3:45 pm-10:26 am

2 stops15h 41m

$511

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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

Prices

Airlines

Other information

What is the cheapest month to fly to Seattle?

In general, September is the cheapest month to fly from Quebec to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $479. If you don’t want to visit Seattle in September, then you should wait until August to fly from Quebec, when ticket prices are also cheap, with an average price of $480.

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

On average, the least expensive day to fly to Seattle from Quebec is on a Monday. momondo users have found tickets for Monday departures for as low as $282. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Tuesday is the most expensive day to depart from Quebec because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $475.

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

Flying to Seattle from Quebec in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $360 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $503. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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 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 $502 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 $360 on momondo.

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

There are 3 cabin classes available to choose from on Quebec to Seattle/Tacoma Intl 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 Quebec to Seattle flights?

You could potentially save up to 6% 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

Best Price Found	$833
Fastest flight time	5h 56m
Direct flights	Sat
Airports in Seattle	1 airport

The best flight deal from Quebec to Seattle found on momondo in the last 72 hours is $833

The fastest flight from Quebec to Seattle takes 5h 56m

Direct flights go from Quebec to Seattle on Saturday. The only airline offering direct flights is United Airlines.

There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

Search flight deals

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?
The number of operators available for flights from Quebec to Seattle/Tacoma Intl Airport is 3 as of November 2025.
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 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 Quebec to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Quebec to Seattle?
momondo data reveals that the most frequently booked plane model on the route from Quebec to Seattle is Airbus A220-300, representing 94.19% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 2.33%, Boeing 737 MAX 9 at 2.33%, and Airbus A340-300 at 1.16%.

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
WestJet	PriceFrom $270	Free Cancellation	Rating 7.2 3,155 reviews	Search WestJet flights
Air Canada	PriceFrom $316	Free Cancellation	Rating 7.1 10,416 reviews	Search Air Canada flights
United Airlines	PriceFrom $516	Free Cancellation	Rating 7.4 9,007 reviews	Search United Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Puyallup

Marysville

Redmond

Tukwila

Lakewood

Federal Way

Fife

Cle Elum

Centralia

Kirkland

Westport

Shoreline

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Quebec.

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

Flights from Quebec to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Quebec to Seattle 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 Quebec to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Quebec to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

An easier way to manage your Seattle trip

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Cheap flights from Quebec to Seattle from $159

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 1/14. 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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Delta flights from Quebec to Seattle

Our best Delta deals on Quebec to Seattle flight tickets

Air Canada flights from Quebec to Seattle

Our best Air Canada deals on Quebec to Seattle flight tickets

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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?

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

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

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

There are 3 cabin classes available to choose from on Quebec to Seattle/Tacoma Intl 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 Quebec to Seattle flights?

You could potentially save up to 6% on your flight if you consider stops on a Quebec to Seattle flight.

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

WestJet, Air Canada, and United Airlines are the most popular carriers operating from Quebec to Seattle/Tacoma Intl

What airlines fly to Seattle?

How long does it take to fly to Seattle?

Cheap Quebec to Seattle flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Seattle

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

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?

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

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

Traveling to a place near Seattle?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Washington