Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Seattle to Montreal Pierre Elliott Trudeau Intl Airport from $130

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 Pierre Elliott Trudeau Intl Airport departing on 6/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Seattle to Montreal

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Seattle to Montreal.
WestJet Logo
1:50 pm - 12:43 amSEA-YUL
7h 53m1 stop
WestJet Logo
7:00 am - 12:58 pmYUL-SEA
8h 58m1 stop
$267WestJet
Find Deal
Wed, Jun 4 - Mon, Jun 9
WestJet Logo
1:50 pm - 12:43 amSEA-YUL
7h 53m1 stop
WestJet Logo
7:00 am - 12:58 pmYUL-SEA
8h 58m1 stop
$285WestJet
Find Deal
Wed, Jun 4 - Mon, Jun 9
WestJet Logo
1:50 pm - 12:43 amSEA-YUL
7h 53m1 stop
WestJet Logo
7:00 am - 12:58 pmYUL-SEA
8h 58m1 stop
$289WestJet
Find Deal
Wed, Jun 4 - Mon, Jun 9
WestJet Logo
7:05 am - 12:37 amSEA-YUL
14h 32m2 stops
WestJet Logo
7:00 am - 12:58 pmYUL-SEA
8h 58m1 stop
$291WestJet
Find Deal
Wed, Jun 4 - Mon, Jun 9
WestJet Logo
7:05 am - 12:37 amSEA-YUL
14h 32m2 stops
WestJet Logo
7:00 am - 12:58 pmYUL-SEA
8h 58m1 stop
$294WestJet
Find Deal
Wed, Jun 4 - Mon, Jun 9
WestJet Logo
7:05 am - 12:37 amSEA-YUL
14h 32m2 stops
WestJet Logo
7:00 am - 12:58 pmYUL-SEA
8h 58m1 stop
$308WestJet
Find Deal
Wed, Jun 4 - Wed, Jun 11
 Logo
1:50 pm - 12:43 amSEA-YUL
7h 53m1 stop
 Logo
10:00 am - 8:42 pmYUL-SEA
13h 42m2 stops
Fri, May 16 - Tue, May 20
WestJet Logo
1:50 pm - 12:43 amSEA-YUL
7h 53m1 stop
WestJet Logo
7:00 am - 12:58 pmYUL-SEA
8h 58m1 stop
$322WestJet
Find Deal
Thu, May 29 - Wed, Jun 4
WestJet Logo
7:05 am - 12:43 amSEA-YUL
14h 38m1 stop
WestJet Logo
7:00 am - 12:58 pmYUL-SEA
8h 58m1 stop
$326WestJet
Find Deal
Wed, Jun 4 - Wed, Jun 11
Air Canada Logo
10:00 am - 8:50 pmSEA-YUL
7h 50m1 stop
Air Canada Logo
8:35 am - 12:58 pmYUL-SEA
7h 23m1 stop
$465Air Canada
Find Deal
Sat, Jun 7 - Sat, Jun 14

WestJet flights from Seattle to Montreal Pierre Elliott Trudeau Intl Airport

Our best WestJet deals on Seattle to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
WestJet
Jun 4
SEA1:50 pmSeattle/Tacoma Intl
7h 53m
1 stop
YUL12:43 amMontreal Pierre Elliott Trudeau Intl
Jun 9
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
8h 58m
1 stop
SEA12:58 pmSeattle/Tacoma Intl
WestJet
Jun 4
SEA1:50 pmSeattle/Tacoma Intl
7h 53m
1 stop
YUL12:43 amMontreal Pierre Elliott Trudeau Intl
Jun 9
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
8h 58m
1 stop
SEA12:58 pmSeattle/Tacoma Intl
WestJet
Jun 4
SEA1:50 pmSeattle/Tacoma Intl
7h 53m
1 stop
YUL12:43 amMontreal Pierre Elliott Trudeau Intl
Jun 9
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
8h 58m
1 stop
SEA12:58 pmSeattle/Tacoma Intl

Air Canada flights from Seattle to Montreal Pierre Elliott Trudeau Intl Airport

Our best Air Canada deals on Seattle to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Air Canada
Jun 7
SEA10:00 amSeattle/Tacoma Intl
7h 50m
1 stop
YUL8:50 pmMontreal Pierre Elliott Trudeau Intl
Jun 14
YUL8:35 amMontreal Pierre Elliott Trudeau Intl
7h 23m
1 stop
SEA12:58 pmSeattle/Tacoma Intl
Air Canada
May 3
SEA7:05 amSeattle/Tacoma Intl
5h 10m
YUL3:15 pmMontreal Pierre Elliott Trudeau Intl
May 11
YUL4:45 pmMontreal Pierre Elliott Trudeau Intl
5h 52m
SEA7:37 pmSeattle/Tacoma Intl

See travel insights to Montreal from

How to get the cheapest flight ticket from Seattle to Montreal Pierre Elliott Trudeau Intl Airport

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 Pierre Elliott Trudeau Intl Airport?

The month of June is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Seattle averaging around $469.

What is the cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

The cheapest day to depart from Seattle to Montreal Pierre Elliott Trudeau Intl Airport is on a Thursday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Thursday will often find tickets for as low as $803. Flights from Seattle to Montreal Pierre Elliott Trudeau Intl Airport on a Sunday will generally be more expensive and average around $980. 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 Pierre Elliott Trudeau Intl Airport?

In the afternoon is the cheapest time of day to fly from Seattle to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as $265. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $909.

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

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

How far in advance should I book a flight to Montreal Pierre Elliott Trudeau Intl Airport?

You are more likely to see cheaper flights to Montreal Pierre Elliott Trudeau Intl Airport from Seattle when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to Montreal Pierre Elliott Trudeau Intl Airport for around $555 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal Pierre Elliott Trudeau Intl Airport from Seattle for as low as $443 on momondo.

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

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Montreal Pierre Elliott Trudeau Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seattle to Montreal Pierre Elliott Trudeau Intl Airport flight prices changed over time?

As of April 2025, prices for Seattle to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 22% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Montreal Pierre Elliott Trudeau Intl Airport

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

Cheap Seattle to Montreal Pierre Elliott Trudeau Intl Airport (SEA to YUL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Montreal Pierre Elliott Trudeau Intl Airport

Best Price Found

$130

Fastest flight time

5h 09m

Direct flights

Every day
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from Seattle in the past 72 hours is $130. The best round-trip flight deal from Seattle to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is $267.
The fastest flight from Seattle to Montreal Pierre Elliott Trudeau Intl Airport takes 5h 09m
Direct flights go from Seattle to Montreal Pierre Elliott Trudeau Intl Airport every day.

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

    The distance between Seattle/Tacoma Intl and Montreal Pierre Elliott Trudeau Intl is about 2274.5 mi. Typically, this will take 7h 38m by plane in normal conditions.

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

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

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

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Montreal Pierre Elliott Trudeau 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 Seattle/Tacoma Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The travel and health documents you'll need for your trip to Montreal Pierre Elliott Trudeau 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 Montreal Pierre Elliott Trudeau 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 Seattle to Montreal Pierre Elliott Trudeau Intl Airport?

  • What is the most popular airline from Seattle to Montreal Pierre Elliott Trudeau Intl Airport?


Best airlines flying from Seattle to Montreal Pierre Elliott Trudeau Intl Airport

Compare and see reviews for airlines that fly from Seattle to Montreal Pierre Elliott Trudeau Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $240Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
Air CanadaPriceFrom $264Free CancellationRating
7.0
9,195 reviews
Search Air Canada flights
WestJetPriceFrom $312Free CancellationRating
7.2
2,816 reviews
Search WestJet flights
DeltaPriceFrom $455Free CancellationRating
8.0
7,919 reviews
Search Delta flights
American AirlinesPriceFrom $483Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Laval
Longueuil
Dorval
Cornwall
Brossard
Trois-Rivières
Magog
Sherbrooke
Saint-Sauveur
Drummondville
Saint-Jean-sur-Richelieu
Montebello
Boucherville
Bromont
North Hatley
Sutton

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Montreal for you.

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

Yes. All flights to Montreal from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

Price alerts on flights to Montreal from Seattle 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 Montreal Pierre Elliott Trudeau Intl Airport 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.
1 adult
From?
To?
Wed 4/30
Wed 5/7

Find better results for your trip to Montreal

Popular cities in Canada

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