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Cheap flights from Montreal 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 Montreal to Seattle departing on 7/1. 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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Find the cheapest flights from Montreal to Seattle

Cheap round-trip flights

These are some of the best round-trip flight deals from Montreal to Seattle that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Montreal to Seattle.

Cheap last-minute flights

Planning a quick getaway from Montreal to Seattle? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Seattle, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Montreal to Seattle

Find recent round-trip train or bus tickets from Montreal to Seattle.

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
5:35 p.m. - 2:53 p.m.YUL-SEA
24h 18m1 stop
4:00 p.m. - 8:58 a.m.SEA-YUL
13h 58m2 stops
C$ 490
Find Deal
Tue, 10 Dec - Tue, 17 Dec
5:35 p.m. - 5:51 p.m.YUL-SEA
27h 16m2 stops
9:57 a.m. - 4:35 p.m.SEA-YUL
27h 38m1 stop
C$ 504
Find Deal
Tue, 3 Dec - Fri, 13 Dec
4:45 p.m. - 2:21 p.m.YUL-SEA
24h 36m1 stop
3:15 p.m. - 3:36 p.m.SEA-YUL
21h 21m1 stop
C$ 666WestJet
Find Deal
Thu, 23 Jan - Mon, 27 Jan
4:45 p.m. - 2:21 p.m.YUL-SEA
24h 36m1 stop
3:15 p.m. - 3:36 p.m.SEA-YUL
21h 21m1 stop
C$ 676WestJet
Find Deal
Thu, 23 Jan - Mon, 27 Jan
2:20 p.m. - 12:31 p.m.YUL-SEA
25h 11m1 stop
12:43 a.m. - 4:55 p.m.SEA-YUL
13h 12m2 stops
C$ 683American Airlines
Find Deal
Wed, 19 Feb - Wed, 26 Feb
7:30 a.m. - 2:30 p.m.YUL-SEA
10h 00m1 stop
10:35 a.m. - 8:43 p.m.SEA-YUL
7h 08m1 stop
C$ 689Air Canada
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Tue, 14 Jan - Sun, 19 Jan
1:05 p.m. - 9:46 p.m.YUL-SEA
11h 41m1 stop
10:54 p.m. - 11:35 a.m.SEA-YUL
9h 41m1 stop
C$ 693American Airlines
Find Deal
Wed, 26 Mar - Fri, 4 Apr
2:15 p.m. - 9:20 p.m.YUL-SEA
10h 05m1 stop
5:45 a.m. - 5:03 p.m.SEA-YUL
8h 18m1 stop
C$ 815Air Canada
Find Deal
Thu, 19 Dec - Sun, 29 Dec
8:05 a.m. - 12:50 a.m.YUL-SEA
19h 45m2 stops
5:00 a.m. - 9:17 p.m.SEA-YUL
13h 17m2 stops
C$ 832United Airlines
Find Deal
Fri, 13 Dec - Sun, 15 Dec
8:05 a.m. - 9:10 p.m.YUL-SEA
16h 05m1 stop
5:00 a.m. - 9:17 p.m.SEA-YUL
13h 17m2 stops
C$ 904United Airlines
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Thu, 19 Dec - Sun, 29 Dec
5:35 p.m. - 1:11 p.m.YUL-SEA
22h 36m1 stop
C$ 267
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Tue, 7 Jan
6:45 a.m. - 12:14 a.m.YUL-SEA
20h 29m3 stops
C$ 293
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Wed, 22 Jan
7:14 a.m. - 9:21 p.m.YUL-SEA
17h 07m1 stop
C$ 382American Airlines
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Tue, 18 Feb
4:45 p.m. - 2:21 p.m.YUL-SEA
24h 36m1 stop
C$ 386WestJet
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Wed, 22 Jan
1:05 p.m. - 9:46 p.m.YUL-SEA
11h 41m1 stop
C$ 391American Airlines
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Tue, 1 Apr
4:45 p.m. - 2:34 p.m.YUL-SEA
24h 49m1 stop
C$ 438WestJet
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Fri, 21 Feb
2:15 p.m. - 9:30 p.m.YUL-SEA
10h 15m1 stop
C$ 489Air Canada
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Sat, 22 Feb
8:05 a.m. - 9:20 p.m.YUL-SEA
16h 15m3 stops
C$ 493United Airlines
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Tue, 7 Jan
7:30 a.m. - 10:00 p.m.YUL-SEA
17h 30m1 stop
C$ 519Air Canada
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Thu, 26 Dec
9:15 a.m. - 9:53 a.m.YUL-SEA
27h 38m2 stops
C$ 654United Airlines
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Thu, 26 Dec
7:30 a.m. - 6:20 p.m.YUL-SEA
13h 50m2 stops
11:59 p.m. - 4:45 p.m.SEA-YUL
13h 46m2 stops
C$ 1,061British Airways
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Thu, 21 Nov - Sun, 24 Nov
7:30 a.m. - 10:05 p.m.YUL-SEA
17h 35m1 stop
11:59 p.m. - 4:45 p.m.SEA-YUL
13h 46m2 stops
C$ 1,067British Airways
Find Deal
Thu, 21 Nov - Sun, 24 Nov
3:55 p.m. - 1:19 p.m.YUL-SEA
24h 24m2 stops
7:00 a.m. - 4:58 p.m.SEA-YUL
30h 58m3 stops
C$ 1,259
Find Deal
Thu, 21 Nov - Sun, 24 Nov
9:20 a.m. - 1:19 p.m.YUL-SEA
30h 59m3 stops
7:00 a.m. - 4:58 p.m.SEA-YUL
30h 58m3 stops
C$ 1,327
Find Deal
Thu, 21 Nov - Sun, 24 Nov
4:00 p.m. - 10:05 p.m.YUL-SEA
9h 05m1 stop
10:10 p.m. - 1:32 p.m.SEA-YUL
12h 22m1 stop
C$ 1,337American Airlines
Find Deal
Thu, 21 Nov - Sun, 24 Nov
7:14 a.m. - 6:20 p.m.YUL-SEA
14h 06m1 stop
12:15 a.m. - 1:32 p.m.SEA-YUL
10h 17m2 stops
C$ 2,331American Airlines
Find Deal
Thu, 21 Nov - Sat, 23 Nov

Delta flights from Montreal to Seattle

Our best Delta deals on Montreal to Seattle flight tickets
Delta
23 Jan
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
16h 46m
2 stops
SEA8:46 p.m.Seattle/Tacoma Intl
27 Jan
SEA7:45 p.m.Seattle/Tacoma Intl
24h 51m
2 stops
YUL11:36 p.m.Montreal Pierre Elliott Trudeau Intl
Delta
10 Dec
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
13h 34m
2 stops
SEA4:34 p.m.Seattle/Tacoma Intl
17 Dec
SEA9:40 a.m.Seattle/Tacoma Intl
11h 15m
2 stops
YUL11:55 p.m.Montreal Pierre Elliott Trudeau Intl
Delta
23 Jan
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
16h 46m
2 stops
SEA8:46 p.m.Seattle/Tacoma Intl
27 Jan
SEA9:41 a.m.Seattle/Tacoma Intl
10h 55m
2 stops
YUL11:36 p.m.Montreal Pierre Elliott Trudeau Intl

WestJet flights from Montreal to Seattle

Our best WestJet deals on Montreal to Seattle flight tickets
WestJet
23 Jan
YUL4:45 p.m.Montreal Pierre Elliott Trudeau Intl
24h 36m
1 stop
SEA2:21 p.m.Seattle/Tacoma Intl
27 Jan
SEA3:15 p.m.Seattle/Tacoma Intl
21h 21m
1 stop
YUL3:36 p.m.Montreal Pierre Elliott Trudeau Intl
WestJet
23 Jan
YUL4:45 p.m.Montreal Pierre Elliott Trudeau Intl
24h 36m
1 stop
SEA2:21 p.m.Seattle/Tacoma Intl
27 Jan
SEA3:15 p.m.Seattle/Tacoma Intl
21h 21m
1 stop
YUL3:36 p.m.Montreal Pierre Elliott Trudeau Intl
WestJet
26 Nov
YUL4:45 p.m.Montreal Pierre Elliott Trudeau Intl
24h 36m
1 stop
SEA2:21 p.m.Seattle/Tacoma Intl
3 Dec
SEA3:15 p.m.Seattle/Tacoma Intl
21h 21m
1 stop
YUL3:36 p.m.Montreal Pierre Elliott Trudeau Intl

See travel insights to Seattle from

How to get the cheapest flight ticket from Montreal 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 from Montreal to Seattle?

January. The cheapest time of year to fly to Seattle from Montreal is January. The most expensive is December.

What is the cheapest day to depart Montreal for Seattle?

Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday

When is the cheapest time to fly from Montreal to Seattle?

In the evening. Montreal to Seattle flights are approximately 25% more expensive in the afternoon than in the evening

What is the cheapest Montreal to Seattle flight route?

Montreal Pierre Elliott Trudeau Intl - Seattle/Tacoma Intl. Fly from Montreal Pierre Elliott Trudeau Intl to Seattle/Tacoma Intl for the best Montreal - Seattle flight prices

How far in advance should you book Montreal to Seattle flights?

42 days before. The cheapest time to buy a flight from Montreal to Seattle is approximately 42 days to departure

Can stopping save me money on Montreal to Seattle flights?

No. A direct flight is the cheapest option for a flight between Montreal to Seattle.

How have Montreal to Seattle flight prices changed over time?

As of November 2024, prices for Montreal to Seattle flights are approximately 11% more expensive when compared to flights at the same time last year.

What is the typical price of a round-trip flight between Montreal and Seattle?


When to book flights from Montreal to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal to Seattle (YMQ to SEA) flight deals and tips

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

Best price found

C$ 267

Fastest flight time

8h 00m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from Montreal in the past 72 hours is C$ 267. The best round-trip flight deal from Montreal to Seattle found on momondo in the last 72 hours is C$ 490.
The fastest flight from Montreal to Seattle takes 8h 00m
There are no direct flights from Montreal to Seattle. Popular non-direct route for this connection is Montreal Pierre Elliott Trudeau Intl Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is Montreal to Seattle/Tacoma Intl by plane?

    The straight-line distance from Montreal to Seattle/Tacoma Intl is 3672.5 km. In terms of flight time, this usually takes a little over 8h 00m.

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

    Prices for flights from Montreal to Seattle/Tacoma Intl Airport are updated daily.

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

  • How old do you have to be to fly from Montreal 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 Montreal 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 Montreal to Seattle?

  • What is the most popular airline from Montreal to Seattle?


Best airlines flying from Montreal to Seattle

Compare and see reviews for airlines that fly from Montreal to Seattle with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom C$ 397Free CancellationRating
7.3
2,811 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 539Free CancellationRating
7.0
8,237 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 552Free CancellationRating
7.4
9,171 reviews
Search United Airlines flights
DeltaPriceFrom C$ 627Free CancellationRating
8.0
8,756 reviews
Search Delta flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Montreal to Seattle . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Montreal 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 Montreal to Seattle?

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 Seattle from Montreal.

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

Yes. momondo can track prices for Montreal to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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