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

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

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 64% 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.

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 5h 52m on average. Another popular route from Quebec to Seattle is flying from Québec City to Seattle, which will take roughly 8h 20m. Keep in mind that layovers or delays could extend your travel time.

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 December 2025, 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$ 201 Cheap Flights from Quebec to Seattle in 2025/26

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Find the cheapest flights from Quebec to Seattle

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:45 a.m. - 1:08 p.m.

YUL

SEA

9h 23m1 stop

7:05 a.m. - 12:40 a.m.

SEA

YUL

14h 35m2 stops

C$ 327WestJet

Wed, 20 May - Mon, 25 May

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

YOW

SEA

11h 39m2 stops

3:10 p.m. - 4:53 p.m.

SEA

YOW

22h 43m1 stop

C$ 338WestJet

Wed, 8 Apr - Tue, 14 Apr

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

YOW

SEA

11h 39m2 stops

3:10 p.m. - 4:53 p.m.

SEA

YOW

22h 43m1 stop

C$ 339WestJet

Wed, 8 Apr - Tue, 14 Apr

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

YOW

SEA

11h 39m2 stops

3:10 p.m. - 12:39 a.m.

SEA

YOW

30h 29m2 stops

C$ 345WestJet

Wed, 8 Apr - Tue, 14 Apr

5:45 a.m. - 2:31 p.m.

YOW

SEA

11h 46m2 stops

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

SEA

YOW

7h 00m1 stop

C$ 395Air Canada

Fri, 6 Feb - Fri, 13 Feb

3:10 p.m. - 11:15 p.m.

YOW

SEA

11h 05m1 stop

3:30 p.m. - 5:12 p.m.

SEA

YOW

22h 42m2 stops

C$ 397United Airlines

Tue, 3 Feb - Wed, 4 Feb

9:45 a.m. - 6:26 p.m.

YOW

SEA

11h 41m2 stops

3:30 p.m. - 5:12 p.m.

SEA

YOW

22h 42m2 stops

C$ 398United Airlines

Tue, 3 Feb - Wed, 4 Feb

7:15 a.m. - 2:31 p.m.

YOW

SEA

10h 16m2 stops

5:50 a.m. - 6:38 p.m.

SEA

YOW

9h 48m2 stops

C$ 407Air Canada

Tue, 3 Feb - Wed, 4 Feb

2:50 p.m. - 7:37 p.m.

YQB

SEA

7h 47m1 stop

5:40 a.m. - 4:26 p.m.

SEA

YQB

7h 46m1 stop

C$ 808Air Canada

Thu, 7 May - Sun, 17 May

3:00 p.m. - 10:42 p.m.

YQB

SEA

10h 42m1 stop

11:00 p.m. - 11:41 a.m.

SEA

YQB

9h 41m1 stop

C$ 814United Airlines

Wed, 6 May - Sat, 9 May

Air Canada flights from Quebec to Seattle

Our best Air Canada deals on Quebec to Seattle flight tickets

Air Canada

3 Feb

YOW7:15 a.m.Ottawa

10h 16m

2 stops

SEA2:31 p.m.Seattle/Tacoma Intl

4 Feb

SEA5:50 a.m.Seattle/Tacoma Intl

9h 48m

2 stops

YOW6:38 p.m.Ottawa

C$ 407

Find similar

Air Canada

10 Apr

YOW12:00 p.m.Ottawa

12h 51m

1 stop

SEA9:51 p.m.Seattle/Tacoma Intl

13 Apr

SEA8:00 p.m.Seattle/Tacoma Intl

7h 45m

1 stop

YOW6:45 a.m.Ottawa

C$ 412

Find similar

Air Canada

30 Jan

YOW12:00 p.m.Ottawa

13h 16m

1 stop

SEA10:16 p.m.Seattle/Tacoma Intl

21 Feb

SEA8:10 a.m.Seattle/Tacoma Intl

8h 08m

1 stop

YOW7:18 p.m.Ottawa

C$ 421

Find similar

United Airlines flights from Quebec to Seattle

Our best United Airlines deals on Quebec to Seattle flight tickets

United Airlines

3 Feb

YOW3:10 p.m.Ottawa

11h 05m

1 stop

SEA11:15 p.m.Seattle/Tacoma Intl

4 Feb

SEA3:30 p.m.Seattle/Tacoma Intl

22h 42m

2 stops

YOW5:12 p.m.Ottawa

C$ 397

Find similar

United Airlines

3 Feb

YOW9:45 a.m.Ottawa

11h 41m

2 stops

SEA6:26 p.m.Seattle/Tacoma Intl

4 Feb

SEA3:30 p.m.Seattle/Tacoma Intl

22h 42m

2 stops

YOW5:12 p.m.Ottawa

C$ 398

Find similar

United Airlines

22 Jan

YOW2:15 p.m.Ottawa

11h 28m

2 stops

SEA10:43 p.m.Seattle/Tacoma Intl

29 Jan

SEA5:00 a.m.Seattle/Tacoma Intl

13h 18m

2 stops

YOW9:18 p.m.Ottawa

C$ 480

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Wed 20/5

6:45 a.m.-1:08 p.m.

1 stop9h 23m

Seattle/Tacoma Intl

Mon 25/5

7:05 a.m.-12:40 a.m.

2 stops14h 35m

C$ 327

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Wed 8/4

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

2 stops11h 39m

Seattle/Tacoma Intl

Tue 14/4

3:10 p.m.-4:53 p.m.

1 stop22h 43m

C$ 338

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Wed 8/4

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

2 stops11h 39m

Seattle/Tacoma Intl

Tue 14/4

3:10 p.m.-4:53 p.m.

1 stop22h 43m

C$ 339

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Wed 8/4

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

2 stops11h 39m

Seattle/Tacoma Intl

Tue 14/4

3:10 p.m.-12:39 a.m.

2 stops30h 29m

C$ 345

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Fri 6/2

5:45 a.m.-2:31 p.m.

2 stops11h 46m

Seattle/Tacoma Intl

Fri 13/2

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

1 stop7h 00m

C$ 395

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Tue 3/2

3:10 p.m.-11:15 p.m.

1 stop11h 05m

Seattle/Tacoma Intl

Wed 4/2

3:30 p.m.-5:12 p.m.

2 stops22h 42m

C$ 397

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Tue 3/2

9:45 a.m.-6:26 p.m.

2 stops11h 41m

Seattle/Tacoma Intl

Wed 4/2

3:30 p.m.-5:12 p.m.

2 stops22h 42m

C$ 398

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Tue 3/2

7:15 a.m.-2:31 p.m.

2 stops10h 16m

Seattle/Tacoma Intl

Wed 4/2

5:50 a.m.-6:38 p.m.

2 stops9h 48m

C$ 407

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Thu 7/5

2:50 p.m.-7:37 p.m.

1 stop7h 47m

Seattle/Tacoma Intl

Sun 17/5

5:40 a.m.-4:26 p.m.

1 stop7h 46m

C$ 808

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Wed 6/5

3:00 p.m.-10:42 p.m.

1 stop10h 42m

Seattle/Tacoma Intl

Sat 9/5

11:00 p.m.-11:41 a.m.

1 stop9h 41m

C$ 814

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 September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of C$ 656.

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

Our data shows that Friday 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$ 733. These prices are subject to change though, so be sure to set up a Price Alert for flights to Seattle.

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

Our most recent data shows that the best time of day to fly to Seattle is in the evening. Flights from Quebec to Seattle during this time can be as low as C$ 554. Flights at noon are often more expensive with an average ticket price of C$ 748.

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$ 668 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$ 492 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	5h 52m
Direct flights	Mon, Thu and Fri
Airports in Seattle	1 airport

The fastest flight from Quebec to Seattle takes 5h 52m

Direct flights go from Quebec to Seattle on Monday, Thursday and Friday. There are no airlines offering direct flights.

There is 1 airport in Seattle. From Quebec there are direct flights to 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?
As of December 2025, 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 90.70% of the total bookings. Other popular models include Boeing 737 MAX 8 with 4.65% and Boeing 737 MAX 9 with 4.65%.

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$ 210	Free Cancellation	Rating 7.4 9,115 reviews	Search United Airlines flights
Delta	PriceFrom C$ 278	Free Cancellation	Rating 7.9 8,013 reviews	Search Delta flights
American Airlines	PriceFrom C$ 310	Free Cancellation	Rating 7.2 11,064 reviews	Search American Airlines flights
Air Canada	PriceFrom C$ 364	Free Cancellation	Rating 7.1 10,561 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 364	Free Cancellation	Rating 7.2 3,219 reviews	Search WestJet flights

Leavenworth

Lynnwood

Tacoma

Marysville

Redmond

SeaTac

Kirkland

Tukwila

Olympia

Ocean Shores

Bainbridge Island

Ellensburg

Gig Harbor

Renton

Mukilteo

Cle Elum

Centralia

Puyallup

Federal Way

Kent

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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Cheap flights from Quebec to Seattle from C$ 201

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 8/2. 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

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Quebec to Seattle

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Air Canada flights from Quebec to Seattle

Our best Air Canada deals on Quebec to Seattle flight tickets

United Airlines flights from Quebec to Seattle

Our best United Airlines deals on Quebec to Seattle flight tickets

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Use the filters below to find and compare flights from Quebec to Seattle that are best for you.

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?

If you aren’t able to travel to Seattle during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of C$ 656.

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?

Our most recent data shows that the best time of day to fly to Seattle is in the evening. Flights from Quebec to Seattle during this time can be as low as C$ 554. Flights at noon are often more expensive with an average ticket price of C$ 748.

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 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.

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

Air Canada, WestJet, and United Airlines are the most popular carriers operating 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

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

Travelling 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