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Cheap flights from Seattle to Quebec from C$ 325

SEA — YUL
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Quebec

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Quebec

Thu 3/122:30 p.m. -
1 stop24h 05m
Wed 9/124:15 p.m. -
1 stop24h 25m
Deal found 2/11C$ 726
Sun 6/122:30 p.m. -
1 stop21h 20m
Sat 12/128:00 p.m. -
2 stops20h 40m
Deal found 2/11C$ 736
Thu 3/128:46 a.m. -
2 stops12h 46m
Wed 9/124:15 p.m. -
1 stop24h 25m
Deal found 2/11C$ 739
Wed 9/122:30 p.m. -
1 stop21h 20m
Sat 12/128:00 p.m. -
2 stops20h 40m
Deal found 5/11C$ 748
Thu 3/1210:40 p.m. -
1 stop9h 56m
Wed 9/127:10 a.m. -
1 stop8h 21m
Deal found 2/11C$ 753
Fri 4/129:15 a.m. -
1 stop10h 33m
Thu 10/122:24 p.m. -
1 stop11h 45m
Deal found 4/11C$ 764
Wed 2/127:36 p.m. -
2 stops25h 56m
Wed 9/124:15 p.m. -
1 stop24h 25m
Deal found 2/11C$ 767
Sat 5/122:20 p.m. -
1 stop21h 30m
Sat 12/128:00 p.m. -
2 stops20h 40m
Deal found 4/11C$ 769
Fri 11/126:20 a.m. -
2 stops13h 28m
Sat 12/124:01 p.m. -
1 stop9h 37m
Deal found 4/11C$ 772
Sun 6/1211:39 p.m. -
1 stop8h 49m
Sat 12/124:01 p.m. -
1 stop9h 37m
Deal found 2/11C$ 773
Thu 3/122:30 p.m. -
2 stops31h 00m
Tue 8/128:00 p.m. -
2 stops20h 40m
Deal found 4/11C$ 780

Find flight deals from Seattle to Quebec

Round-trip from

C$ 726

One-way from

C$ 345

Popular in

June

Cheapest in

March

Average price

C$ 919
WestJet
  • WestJet
  • 3/12-9/12
  • 2 total stops
  • 48h 30m total
  • Seattle to Quebec
Search Deals
Delta
  • Delta
  • 19/1-31/12
  • 1 total stop
  • 6h 59m total
  • Seattle to Quebec
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 195 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2026
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Cheapflights Fare Finder

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

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Route

Depart

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Price

Cheapest round-trip

SeattleMontreal

SEA Seattle/Tacoma Intl - YUL Montreal Pierre Elliott Trudeau Intl

SEAYUL

Seattle/Tacoma Intl

Tue 19/1

11:55 p.m.-11:32 a.m.

1 stop8h 37m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 345

SeattleMontreal

SEA Seattle/Tacoma Intl - YUL Montreal Pierre Elliott Trudeau Intl

SEAYUL

Seattle/Tacoma Intl

Tue 19/1

6:00 a.m.-3:59 p.m.

1 stop6h 59m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 345
Quickest round-trip

SeattleMontreal

SEA Seattle/Tacoma Intl - YUL Montreal Pierre Elliott Trudeau Intl

SEAYUL

Seattle/Tacoma Intl

Sat 12/12

1:45 p.m.-11:41 p.m.

1 stop6h 56m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 352

SeattleMontreal

SEA Seattle/Tacoma Intl - YUL Montreal Pierre Elliott Trudeau Intl

SEAYUL

Seattle/Tacoma Intl

Wed 30/12

9:30 a.m.-11:29 p.m.

1 stop10h 59m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 352

SeattleMontreal

SEA Seattle/Tacoma Intl - YUL Montreal Pierre Elliott Trudeau Intl

SEAYUL

Seattle/Tacoma Intl

Sun 13/12

8:30 a.m.-11:48 p.m.

1 stop12h 18m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 352

SeattleMontreal

SEA Seattle/Tacoma Intl - YUL Montreal Pierre Elliott Trudeau Intl

SEAYUL

Seattle/Tacoma Intl

Sat 21/11

9:45 a.m.-11:27 p.m.

1 stop10h 42m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 369

SeattleMontreal

SEA Seattle/Tacoma Intl - YUL Montreal Pierre Elliott Trudeau Intl

SEAYUL

Seattle/Tacoma Intl

Thu 19/11

8:25 a.m.-11:48 p.m.

1 stop12h 23m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 438

SeattleMontreal

SEA Seattle/Tacoma Intl - YUL Montreal Pierre Elliott Trudeau Intl

SEAYUL

Seattle/Tacoma Intl

Thu 26/11

11:15 p.m.-11:52 a.m.

1 stop9h 37m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 439

SeattleMontreal

SEA Seattle/Tacoma Intl - YUL Montreal Pierre Elliott Trudeau Intl

SEAYUL

Seattle/Tacoma Intl

Thu 3/12

10:40 p.m.-11:36 a.m.

1 stop9h 56m

Montreal Pierre Elliott Trudeau Intl

Wed 9/12

7:10 a.m.-12:31 p.m.

1 stop8h 21m

C$ 753

SeattleMontreal

SEA Seattle/Tacoma Intl - YUL Montreal Pierre Elliott Trudeau Intl

SEAYUL

Seattle/Tacoma Intl

Wed 9/12

11:50 a.m.-11:48 p.m.

1 stop8h 58m

Montreal Pierre Elliott Trudeau Intl

Sun 13/12

6:00 a.m.-11:10 a.m.

1 stop8h 10m

C$ 773

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/11

Showing 1-10 of 19 resultsSorted by cheapest first
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Best time to book a flight from Seattle to Quebec

Have a flexible travel schedule? Discover the best time to fly to Quebec from Seattle with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Seattle to Quebec

What is the cheapest month to book a flight from Seattle to Quebec?

Currently, March is the cheapest month in which you can book a flight from Seattle to Quebec (average of C$ 657). Flying from Seattle to Quebec in December is currently the most expensive (average of C$ 1,149). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Seattle to Quebec?

Airfare is typical for this route at the moment.
Seattle to Quebec flights typically cost between C$ 404 and C$ 1,305 in December.
The cheapest round-trip price found within the last 5 days was C$ 726 on WestJet (3 Dec-9 Dec).

How far ahead should I book a flight from Seattle to Quebec?

The price you pay for your flight from Seattle to Quebec may vary depending on when you book. For the best chance of a lower fare, look to book 11 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

  • What airport do you fly from for flights from Seattle to Quebec?

    Located just 18.4 km from the city centre, Seattle/Tacoma Intl (SEA) is the airport most travellers will use when flying to Quebec from Seattle.

  • How long is the flight from Seattle to Quebec?

    A quick flight from Seattle to Quebec can take about 9h 56m. WestJet provides one of the quickest options available for as low as C$ 753. Airlines will cover a distance of 3663 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Seattle to Quebec one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 136. Users have also found prices from C$ 292 and C$ 301 on Air Canada and United Airlines, respectively.

  • What are the most popular routes from Seattle to Quebec?

    The most popular flight routes from Seattle to Quebec are Seattle/Tacoma Intl - Montreal Pierre Elliott Trudeau Intl, Seattle/Tacoma Intl - Québec City and Seattle/Tacoma Intl - Ottawa.

  • Can I find deals for flights from Seattle to Quebec that include hotel bookings?

    Yes. In addition to deals on Seattle to Quebec flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Quebec?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Quebec.

  • Can I find deals for business class flights from Seattle to Quebec?

    Yes. Cheapflights offers flight deals from Seattle to Quebec by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Quebec?

    Currently, March is the cheapest month in which you can book a flight from Seattle to Quebec (average of C$ 657). Flying from Seattle to Quebec in December is currently the most expensive (average of C$ 1,149). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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