S$250 Cheap Flights from Seattle to Montreal

View S$250 flight on Thu, 11 Jun, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Montreal–Trudeau Intl. Airport (YUL)

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Cheap Flights from Seattle to Montreal (SEA-YUL)

Prices were available within the past 7 days and start at S$250 for one-way flights and S$682 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 26 May - Tue, 2 Jun
SEA
Seattle
YUL
Montreal
S$682 Return, found 5 days ago
S$682
Return
found 5 days ago
Select Delta flight, departing Tue, 26 May from Seattle to Montreal, returning Tue, 2 Jun, priced at S$682 found 5 days ago
Delta
Tue, 26 May - Tue, 2 Jun
SEA
Seattle
YUL
Montreal
S$695 Return, found 5 days ago
S$695
Return
found 5 days ago
Select Delta flight, departing Tue, 26 May from Seattle to Montreal, returning Tue, 2 Jun, priced at S$695 found 5 days ago
Delta
Tue, 26 May - Tue, 2 Jun
SEA
Seattle
YUL
Montreal
S$700 Return, found 5 days ago
S$700
Return
found 5 days ago
Select Delta flight, departing Tue, 26 May from Seattle to Montreal, returning Tue, 2 Jun, priced at S$700 found 5 days ago
Delta
Tue, 26 May - Tue, 2 Jun
SEA
Seattle
YUL
Montreal
S$709 Return, found 5 days ago
S$709
Return
found 5 days ago
Select Delta flight, departing Tue, 26 May from Seattle to Montreal, returning Tue, 2 Jun, priced at S$709 found 5 days ago
Delta
Tue, 26 May - Tue, 2 Jun
SEA
Seattle
YUL
Montreal
S$710 Return, found 5 days ago
S$710
Return
found 5 days ago
Select Delta flight, departing Tue, 26 May from Seattle to Montreal, returning Tue, 2 Jun, priced at S$710 found 5 days ago
Delta
Tue, 26 May - Sat, 6 Jun
SEA
Seattle
YUL
Montreal
S$717 Return, found 5 days ago
S$717
Return
found 5 days ago
Select Delta flight, departing Tue, 26 May from Seattle to Montreal, returning Sat, 6 Jun, priced at S$717 found 5 days ago
United
Tue, 26 May - Tue, 2 Jun
SEA
Seattle
YUL
Montreal
S$724 Return, found 5 days ago
S$724
Return
found 5 days ago
Select United flight, departing Tue, 26 May from Seattle to Montreal, returning Tue, 2 Jun, priced at S$724 found 5 days ago
Delta
Tue, 26 May - Tue, 2 Jun
SEA
Seattle
YUL
Montreal
S$726 Return, found 5 days ago
S$726
Return
found 5 days ago
Select Delta flight, departing Tue, 26 May from Seattle to Montreal, returning Tue, 2 Jun, priced at S$726 found 5 days ago
Air Canada
Tue, 26 May - Tue, 2 Jun
SEA
Seattle
YUL
Montreal
S$748 Return, found 5 days ago
S$748
Return
found 5 days ago
Select Air Canada flight, departing Tue, 26 May from Seattle to Montreal, returning Tue, 2 Jun, priced at S$748 found 5 days ago
American Airlines
Tue, 26 May - Tue, 2 Jun
SEA
Seattle
YUL
Montreal
S$914 Return, found 5 days ago
S$914
Return
found 5 days ago
Select American Airlines flight, departing Tue, 26 May from Seattle to Montreal, returning Tue, 2 Jun, priced at S$914 found 5 days ago

Find the cheapest month to fly from Seattle (SEA) to Montreal (YUL)

May is typically the cheapest month to fly

From S$527 - S$834 per traveller.

Frequently asked questions

How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to Montreal Airport?
Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from Seattle - Tacoma Intl. Airport (SEA) to Montreal Airport start from S$682. Make your booking ASAP to score the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to Pierre Elliott Trudeau Intl. Airport (YUL)?
Most flights can be conveniently cancelled online, but whether you incur a fee varies between airlines. If you do have to cancel your escape, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to Montréal–Trudeau that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SEA to Montreal Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sea-Tac Airport to Montréal–Trudeau?
It's around 3,700 kilometres between SEA and Montreal Airport, so expect to be flying for a while. Keep yourself occupied with things like a magazine or a thrilling novel.
Which airlines fly direct from Sea-Tac Airport to Pierre Elliott Trudeau Intl. Airport (YUL)?
A popular option with many travellers, Air Canada (AC) offers 17 flights every month from Seattle - Tacoma Intl. Airport (SEA) to Montréal–Trudeau. Pick the one that fits with your travel schedule and book your seat today.
Are SEA to Montreal Airport flight tickets cheaper when they're purchased at the last minute?
Fares from Seattle - Tacoma Intl. Airport (SEA) to Montréal–Trudeau are available up to 12 months prior to departure on Expedia. And although you may pick up a great last-minute deal, it's never something you can count on. Also, booking your flights well in advance means you'll have more choices — and you can avoid being wedged in the dreaded middle seat! We frequently update our fares to bring you the best bargains, so keep checking in for all the latest specials.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Pierre Elliott Trudeau Intl.
Return price
S$681
Distance
3643 km

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