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Cheap flights from Seattle to Montreal from $140

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Montreal departing on 1/19. 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 Seattle to Montreal

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Montreal 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 Seattle to Montreal.

Cheap last minute flights

Planning a quick getaway from Seattle to Montreal? 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 Montreal, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Montreal

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

All round-trip flight deals to Montreal

The cheapest plane tickets to Montreal found on KAYAK recently.
5:16 pm - 4:35 pmSEA-YUL
20h 19m1 stop
1:30 pm - 12:14 amYUL-SEA
13h 44m2 stops
Mon, Jan 20 - Mon, Jan 27
5:16 pm - 4:35 pmSEA-YUL
20h 19m1 stop
1:30 pm - 12:14 amYUL-SEA
13h 44m2 stops
Mon, Jan 20 - Mon, Jan 27
3:15 pm - 5:26 pmSEA-YUL
23h 11m3 stops
1:30 pm - 10:00 amYUL-SEA
23h 30m3 stops
$375WestJet
Find Deal
Thu, Jan 23 - Thu, Jan 30
3:15 pm - 5:26 pmSEA-YUL
23h 11m3 stops
1:30 pm - 10:00 amYUL-SEA
23h 30m3 stops
$403WestJet
Find Deal
Thu, Jan 23 - Thu, Jan 30
5:45 am - 5:03 pmSEA-YUL
8h 18m1 stop
2:15 pm - 9:30 pmYUL-SEA
10h 15m1 stop
$426Air Canada
Find Deal
Wed, Dec 25 - Mon, Jan 6
9:40 am - 11:36 pmSEA-YUL
10h 56m2 stops
6:00 am - 6:23 pmYUL-SEA
15h 23m2 stops
$429Delta
Find Deal
Sat, Jan 18 - Sun, Jan 26
10:35 am - 8:43 pmSEA-YUL
7h 08m1 stop
9:00 am - 10:00 pmYUL-SEA
16h 00m1 stop
$452Air Canada
Find Deal
Tue, Dec 31 - Tue, Jan 7
9:40 am - 11:36 pmSEA-YUL
10h 56m2 stops
6:00 am - 6:23 pmYUL-SEA
15h 23m2 stops
$469Delta
Find Deal
Sun, Jan 12 - Tue, Jan 21
12:45 am - 3:25 pmSEA-YUL
11h 40m2 stops
7:00 am - 11:26 pmYUL-SEA
19h 26m1 stop
$532American Airlines
Find Deal
Wed, Jan 22 - Mon, Jan 27
12:45 am - 4:50 pmSEA-YUL
13h 05m2 stops
2:20 pm - 9:18 pmYUL-SEA
9h 58m1 stop
$542American Airlines
Find Deal
Wed, Jan 22 - Thu, Jan 30
3:15 pm - 1:29 pmSEA-YUL
19h 14m1 stop
Sun, Jan 19
11:30 am - 1:29 pmSEA-YUL
22h 59m2 stops
Sun, Jan 19
9:40 am - 11:36 pmSEA-YUL
10h 56m2 stops
$184Delta
Find Deal
Wed, Jan 15
3:15 pm - 5:26 pmSEA-YUL
23h 11m2 stops
$210WestJet
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Sun, Apr 20
3:15 pm - 5:26 pmSEA-YUL
23h 11m2 stops
$221WestJet
Find Deal
Thu, Jan 16
7:05 pm - 7:20 amSEA-YUL
9h 15m1 stop
$235Air Canada
Find Deal
Wed, Jan 15
10:35 am - 8:43 pmSEA-YUL
7h 08m1 stop
$238Air Canada
Find Deal
Thu, Jan 9
7:00 am - 5:19 pmSEA-YUL
7h 19m1 stop
$242United Airlines
Find Deal
Wed, Jan 15
10:55 pm - 1:58 pmSEA-YUL
12h 03m2 stops
$254Delta
Find Deal
Fri, May 9
7:00 am - 4:15 pmSEA-YUL
30h 15m3 stops
$366United Airlines
Find Deal
Wed, Feb 5
3:15 pm - 1:29 pmSEA-YUL
19h 14m1 stop
2:35 pm - 11:55 amYUL-SEA
24h 20m2 stops
Wed, Dec 4 - Wed, Dec 11
3:15 pm - 1:29 pmSEA-YUL
19h 14m1 stop
2:35 pm - 11:55 amYUL-SEA
24h 20m2 stops
Wed, Dec 4 - Wed, Dec 11
3:15 pm - 1:29 pmSEA-YUL
19h 14m1 stop
6:45 am - 11:55 amYUL-SEA
32h 10m2 stops
Wed, Dec 4 - Thu, Dec 12
9:21 pm - 1:29 pmSEA-YUL
37h 08m2 stops
5:35 pm - 2:53 pmYUL-SEA
24h 18m1 stop
Thu, Dec 5 - Tue, Dec 10
12:15 am - 3:25 pmSEA-YUL
12h 10m2 stops
7:30 am - 10:21 pmYUL-SEA
17h 51m1 stop
$767American Airlines
Find Deal
Fri, Dec 6 - Thu, Dec 12
12:15 am - 3:25 pmSEA-YUL
12h 10m2 stops
12:57 pm - 9:19 pmYUL-SEA
11h 22m2 stops
$772American Airlines
Find Deal
Fri, Dec 6 - Thu, Dec 12
3:15 pm - 3:36 pmSEA-YUL
21h 21m1 stop
4:45 pm - 2:21 pmYUL-SEA
24h 36m1 stop
$858WestJet
Find Deal
Tue, Dec 3 - Tue, Dec 10
8:15 am - 11:33 pmSEA-YUL
12h 18m2 stops
6:00 am - 7:00 pmYUL-SEA
16h 00m2 stops
$926Delta
Find Deal
Wed, Dec 4 - Wed, Dec 11
8:15 am - 11:59 pmSEA-YUL
12h 44m2 stops
6:00 am - 3:15 pmYUL-SEA
12h 15m2 stops
$936Delta
Find Deal
Tue, Dec 3 - Sat, Dec 7
3:15 pm - 3:36 pmSEA-YUL
21h 21m1 stop
4:45 pm - 2:21 pmYUL-SEA
24h 36m1 stop
$1,401WestJet
Find Deal
Thu, Dec 5 - Tue, Dec 10
7:20 am - 3:30 pmSEA-YUL
5h 10mnonstop
4:45 pm - 7:37 pmYUL-SEA
5h 52mnonstop
$685United Airlines
Find Deal
Sat, May 17 - Sat, May 31
7:20 am - 3:30 pmSEA-YUL
5h 10mnonstop
4:45 pm - 7:37 pmYUL-SEA
5h 52mnonstop
$1,302Air Canada
Find Deal
Sun, May 4 - Mon, May 19

WestJet flights from Seattle to Montreal

Our best WestJet deals on Seattle to Montreal flight tickets
WestJet
Jan 23
SEA3:15 pmSeattle/Tacoma Intl
23h 11m
3 stops
YUL5:26 pmMontreal Pierre Elliott Trudeau Intl
Jan 30
YUL1:30 pmMontreal Pierre Elliott Trudeau Intl
23h 30m
3 stops
SEA10:00 amSeattle/Tacoma Intl
WestJet
Jan 23
SEA3:15 pmSeattle/Tacoma Intl
23h 11m
3 stops
YUL5:26 pmMontreal Pierre Elliott Trudeau Intl
Jan 30
YUL1:30 pmMontreal Pierre Elliott Trudeau Intl
23h 30m
3 stops
SEA10:00 amSeattle/Tacoma Intl
WestJet
Jan 23
SEA3:15 pmSeattle/Tacoma Intl
23h 11m
3 stops
YUL5:26 pmMontreal Pierre Elliott Trudeau Intl
Jan 30
YUL1:30 pmMontreal Pierre Elliott Trudeau Intl
23h 30m
3 stops
SEA10:00 amSeattle/Tacoma Intl

Air Canada flights from Seattle to Montreal

Our best Air Canada deals on Seattle to Montreal flight tickets
Air Canada
Dec 25
SEA5:45 amSeattle/Tacoma Intl
8h 18m
1 stop
YUL5:03 pmMontreal Pierre Elliott Trudeau Intl
Jan 6
YUL2:15 pmMontreal Pierre Elliott Trudeau Intl
10h 15m
1 stop
SEA9:30 pmSeattle/Tacoma Intl
Air Canada
Dec 31
SEA10:35 amSeattle/Tacoma Intl
7h 08m
1 stop
YUL8:43 pmMontreal Pierre Elliott Trudeau Intl
Jan 7
YUL9:00 amMontreal Pierre Elliott Trudeau Intl
16h 00m
1 stop
SEA10:00 pmSeattle/Tacoma Intl
Air Canada
Jan 15
SEA7:05 pmSeattle/Tacoma Intl
14h 03m
2 stops
YUL12:08 pmMontreal Pierre Elliott Trudeau Intl
Jan 22
YUL9:00 amMontreal Pierre Elliott Trudeau Intl
8h 30m
1 stop
SEA2:30 pmSeattle/Tacoma Intl

See travel insights to Montreal from

How to get the cheapest flight ticket from Seattle to Montreal

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 Montreal?

The cheapest month to fly to Montreal from Seattle is in May. Flight prices, which tend to average around $305, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of May, then departing from Seattle during the month January is also very affordable. Most momondo users find prices during this month for around $543.

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

The cheapest day to depart from Seattle to Montreal is on a Thursday when prices can be found for as low as $580. Flights from Seattle to Montreal on a Tuesday will generally be more expensive and average around $620. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Montreal is in the afternoon. Flights from Seattle to Montreal during this time can be as low as $323. In the morning is when there is more demand to fly to Montreal, so prices are often more expensive at around $619 per ticket.

What is the cheapest Seattle/Tacoma Intl to Montreal flight route?

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

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

The best time to book a flight to Montreal from Seattle is 25 days out, which is when prices tend to be around $592. In the past 72 hours, momondo users found flights from Seattle to Montreal for as low as $248.

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

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Montreal 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 Seattle to Montreal flights?

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

How have Seattle to Montreal flight prices changed over time?

As of December 2024, prices for Seattle to Montreal flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Montreal

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

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

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

Best Price Found

$140

Fastest flight time

5h 10m

Direct flights

Mon, Sat and Sun

Airports in Montreal

1 airport
The best one-way flight to Montreal from Seattle in the past 72 hours is $140. The best round-trip flight deal from Seattle to Montreal found on momondo in the last 72 hours is $325.
The fastest flight from Seattle to Montreal takes 5h 10m
Direct flights go from Seattle to Montreal on Monday, Saturday and Sunday. Airlines offering direct flights are: United Airlines and Air Canada.
There is 1 airport near Montreal: Montreal Pierre Elliott Trudeau Intl (YUL)

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

    The straight-line distance from Seattle/Tacoma Intl to Montreal is 2282.0 mi. Typically, this will take 7h 08m by plane in normal conditions.

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

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

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

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Montreal?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Montreal.

  • What documentation or ID do you need to fly to Montreal?

    The required travel and health documents for your Montreal 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 Montreal. 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 Seattle to Montreal?

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


Best airlines flying from Seattle to Montreal

Compare and see reviews for airlines that fly from Seattle to Montreal with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $263Free CancellationRating
7.0
8,293 reviews
Search Air Canada flights
United AirlinesPriceFrom $270Free CancellationRating
7.4
9,141 reviews
Search United Airlines flights
DeltaPriceFrom $272Free CancellationRating
8.0
8,698 reviews
Search Delta flights
WestJetPriceFrom $283Free CancellationRating
7.3
2,815 reviews
Search WestJet flights
American AirlinesPriceFrom $483Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to Montreal from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Montreal quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Seattle to Montreal flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Montreal from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Seattle to Montreal flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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Fly into one of these airports located in Montreal

Airports listed have a maximum distance of 9.4 mi from Montreal