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

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

How long does it take to fly to Seattle?

Flight times from Quebec to Seattle vary, but if you’re flying out of Montreal and flying into Seattle (one of the most popular routes), then the duration is 8h 33m on average. Another popular route from Quebec to Seattle is flying from Québec City to Seattle, which will take roughly 11h 54m. Keep in mind that layovers or delays could extend your travel time.

Which 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 67% of people opting to fly with this airline when travelling to Seattle. Keep in mind that there are 5 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

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?

As of March 2026, there are 5 operators available to choose from 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.

C$ 267 Cheap Flights from Quebec to Seattle in 2026

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Find the cheapest flights from Quebec to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 a.m. - 2:19 p.m.

YUL

SEA

10h 19m

1 stop

3:10 p.m. - 7:05 a.m.

SEA

YUL

12h 55m

1 stop

C$ 432WestJet

Sun, 5 Apr - Thu, 9 Apr

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

YOW

SEA

11h 39m

2 stops

3:20 p.m. - 12:30 p.m.

SEA

YOW

18h 10m

2 stops

C$ 433WestJet

Tue, 21 Apr - Sat, 25 Apr

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

YOW

SEA

11h 39m

2 stops

3:20 p.m. - 3:20 p.m.

SEA

YOW

21h 00m

1 stop

C$ 440WestJet

Tue, 21 Apr - Sat, 25 Apr

1:20 p.m. - 6:45 p.m.

YOW

SEA

8h 25m

1 stop

7:35 p.m. - 5:35 a.m.

SEA

YOW

7h 00m

1 stop

C$ 444WestJet

Fri, 29 May - Fri, 5 Jun

4:11 p.m. - 10:58 p.m.

YQB

SEA

9h 47m

1 stop

3:06 p.m. - 1:17 p.m.

SEA

YQB

19h 11m

1 stop

C$ 712American Airlines

Sun, 24 May - Sat, 6 Jun

1:55 p.m. - 9:08 p.m.

YQB

SEA

10h 13m

2 stops

8:00 a.m. - 7:20 p.m.

SEA

YQB

8h 20m

1 stop

C$ 813Air Canada

Wed, 6 May - Sat, 9 May

2:15 p.m. - 9:08 p.m.

YQB

SEA

9h 53m

1 stop

8:00 a.m. - 7:20 p.m.

SEA

YQB

8h 20m

1 stop

C$ 822Air Canada

Tue, 5 May - Tue, 12 May

4:00 p.m. - 2:19 p.m.

YQB

SEA

25h 19m

2 stops

7:55 a.m. - 3:20 p.m.

SEA

YQB

28h 25m

1 stop

C$ 829Multiple Airlines

Thu, 16 Apr - Wed, 29 Apr

6:00 a.m. - 9:10 p.m.

YQB

SEA

18h 10m

2 stops

5:00 a.m. - 10:41 p.m.

SEA

YQB

14h 41m

2 stops

C$ 836United Airlines

Wed, 3 Jun - Sat, 6 Jun

4:55 p.m. - 8:00 a.m.

YQB

SEA

18h 05m

2 stops

5:00 p.m. - 4:00 p.m.

SEA

YQB

20h 00m

2 stops

C$ 838United Airlines

Mon, 1 Jun - Mon, 8 Jun

Air Canada flights from Quebec to Seattle

Our best Air Canada deals on Quebec to Seattle flight tickets

Air Canada

1 Jun

YOW6:05 p.m.Ottawa

7h 38m

1 stop

SEA10:43 p.m.Seattle/Tacoma Intl

6 Jun

SEA5:40 a.m.Seattle/Tacoma Intl

8h 42m

2 stops

YOW5:22 p.m.Ottawa

C$ 556

Air Canada

6 May

YQB1:55 p.m.Québec City

10h 13m

2 stops

SEA9:08 p.m.Seattle/Tacoma Intl

9 May

SEA8:00 a.m.Seattle/Tacoma Intl

8h 20m

1 stop

YQB7:20 p.m.Québec City

C$ 813

Air Canada

5 May

YQB2:15 p.m.Québec City

9h 53m

1 stop

SEA9:08 p.m.Seattle/Tacoma Intl

12 May

SEA8:00 a.m.Seattle/Tacoma Intl

8h 20m

1 stop

YQB7:20 p.m.Québec City

C$ 822

WestJet flights from Quebec to Seattle

Our best WestJet deals on Quebec to Seattle flight tickets

WestJet

5 Apr

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

10h 19m

1 stop

SEA2:19 p.m.Seattle/Tacoma Intl

9 Apr

SEA3:10 p.m.Seattle/Tacoma Intl

12h 55m

1 stop

YUL7:05 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 432

WestJet

21 Apr

YOW5:40 a.m.Ottawa

11h 39m

2 stops

SEA2:19 p.m.Seattle/Tacoma Intl

25 Apr

SEA3:20 p.m.Seattle/Tacoma Intl

18h 10m

2 stops

YOW12:30 p.m.Ottawa

C$ 433

WestJet

21 Apr

YOW5:40 a.m.Ottawa

11h 39m

2 stops

SEA2:19 p.m.Seattle/Tacoma Intl

25 Apr

SEA3:20 p.m.Seattle/Tacoma Intl

21h 00m

1 stop

YOW3:20 p.m.Ottawa

C$ 440

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Sun 5/4

7:00 a.m.-2:19 p.m.

1 stop10h 19m

Seattle/Tacoma Intl

Thu 9/4

3:10 p.m.-7:05 a.m.

1 stop12h 55m

C$ 432

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Tue 21/4

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

2 stops11h 39m

Seattle/Tacoma Intl

Sat 25/4

3:20 p.m.-12:30 p.m.

2 stops18h 10m

C$ 433

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Tue 21/4

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

2 stops11h 39m

Seattle/Tacoma Intl

Sat 25/4

3:20 p.m.-3:20 p.m.

1 stop21h 00m

C$ 440

Quickest round-trip

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Fri 29/5

1:20 p.m.-6:45 p.m.

1 stop8h 25m

Seattle/Tacoma Intl

Fri 5/6

7:35 p.m.-5:35 a.m.

1 stop7h 00m

C$ 444

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Sun 24/5

4:11 p.m.-10:58 p.m.

1 stop9h 47m

Seattle/Tacoma Intl

Sat 6/6

3:06 p.m.-1:17 p.m.

1 stop19h 11m

C$ 712

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Wed 6/5

1:55 p.m.-9:08 p.m.

2 stops10h 13m

Seattle/Tacoma Intl

Sat 9/5

8:00 a.m.-7:20 p.m.

1 stop8h 20m

C$ 813

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Tue 5/5

2:15 p.m.-9:08 p.m.

1 stop9h 53m

Seattle/Tacoma Intl

Tue 12/5

8:00 a.m.-7:20 p.m.

1 stop8h 20m

C$ 822

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Thu 16/4

4:00 p.m.-2:19 p.m.

2 stops25h 19m

Seattle/Tacoma Intl

Wed 29/4

7:55 a.m.-3:20 p.m.

1 stop28h 25m

C$ 829

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Wed 3/6

6:00 a.m.-9:10 p.m.

2 stops18h 10m

Seattle/Tacoma Intl

Sat 6/6

5:00 a.m.-10:41 p.m.

2 stops14h 41m

C$ 836

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Mon 1/6

4:55 p.m.-8:00 a.m.

2 stops18h 05m

Seattle/Tacoma Intl

Mon 8/6

5:00 p.m.-4:00 p.m.

2 stops20h 00m

C$ 838

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 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?

If you aren’t able to travel to Seattle during the month of March, then flying in August is also cheap. Prices for this month can be found on momondo for an average of C$ 645.

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$ 668. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around C$ 727. 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 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$ 646 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$ 421 on momondo.

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

There is only 1 cabin class 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 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	7h 52m
Direct flights	None

The fastest flight from Quebec to Seattle takes 7h 52m

There are no direct flights from Quebec to Seattle. There are no popular flight routes from Quebec to Seattle.

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?
As of March 2026, there are 5 operators available to choose from 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?
Based on momondo bookings for flights between Quebec and Seattle, the leading plane model is Airbus A220-300, making up 91.30% of the total bookings. Other popular models include Boeing 737 MAX 8 with 4.35% and Boeing 737 MAX 9 with 4.35%.

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 Airlines	PriceFrom C$ 211	Free Cancellation	Rating 7.4 9,477 reviews	Search United Airlines flights
American Airlines	PriceFrom C$ 257	Free Cancellation	Rating 7.1 11,494 reviews	Search American Airlines flights
Air Canada	PriceFrom C$ 268	Free Cancellation	Rating 7.1 10,838 reviews	Search Air Canada flights
Delta	PriceFrom C$ 280	Free Cancellation	Rating 7.9 8,326 reviews	Search Delta flights
WestJet	PriceFrom C$ 356	Free Cancellation	Rating 7.2 3,301 reviews	Search WestJet flights

Lynnwood

Leavenworth

SeaTac

Tacoma

Marysville

Redmond

Kirkland

Puyallup

Tukwila

Olympia

Ocean Shores

Ellensburg

Bainbridge Island

Gig Harbor

Renton

Centralia

Kent

Edmonds

Federal Way

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.

An easier way to manage your Seattle trip

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Cheap flights from Quebec to Seattle from C$ 267

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 7/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Quebec to Seattle

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Air Canada flights from Quebec to Seattle

Our best Air Canada deals on Quebec to Seattle flight tickets

WestJet flights from Quebec to Seattle

Our best WestJet deals on Quebec to Seattle flight tickets

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See travel insights to Seattle from

How to get the cheapest flight ticket from Quebec to Seattle

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 Quebec to Seattle/Tacoma Intl flight route?

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

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

Can stopping save me money on Quebec to Seattle flights?

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

Which 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

Fastest flight time

Direct flights

Best airlines flying from Quebec to Seattle

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

Travelling to a place near Seattle?

Why use momondo?

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

Fly your favourite airline to Seattle

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Seattle

List of cabin classes available on flights landing in Seattle. Availability may vary depending on flight origin and airline.

Popular Cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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