$197 Cheap flight deals from Seattle (SEA) to Montreal (YMQ)

This Weekend's Flight Deals from Seattle to Montreal

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep 19 - Sat, Sep 26
SEA
Seattle - Tacoma Intl.
YUL
Pierre Elliott Trudeau Intl.
$612 Roundtrip, found 6 days ago
$612
Roundtrip
found 6 days ago
Select WestJet flight, departing Sat, Sep 19 from Seattle - Tacoma Intl. to Pierre Elliott Trudeau Intl., returning Sat, Sep 26, priced at $612 found 6 days ago

Airfares from $197 One Way, $418 Round Trip from Seattle to Montreal

Prices starting at $418 for return flights and $197 for one-way flights to Montreal were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jun 26 - Sun, Jul 4
SEA
Seattle
YUL
Montreal
$418 Roundtrip, found 2 days ago
$418
Roundtrip
found 2 days ago
Select WestJet flight, departing Sat, Jun 26 from Seattle to Montreal, returning Sun, Jul 4, priced at $418 found 2 days ago
Thu, Oct 15 - Mon, Oct 19
SEA
Seattle
YUL
Montreal
$428 Roundtrip, found 2 days ago
$428
Roundtrip
found 2 days ago
Select WestJet flight, departing Thu, Oct 15 from Seattle to Montreal, returning Mon, Oct 19, priced at $428 found 2 days ago
Wed, Oct 21 - Tue, Oct 27
SEA
Seattle
YUL
Montreal
$430 Roundtrip, found 2 days ago
$430
Roundtrip
found 2 days ago
Select WestJet flight, departing Wed, Oct 21 from Seattle to Montreal, returning Tue, Oct 27, priced at $430 found 2 days ago
Mon, Sep 28 - Tue, Sep 29
SEA
Seattle
YUL
Montreal
$476 Roundtrip, found 2 days ago
$476
Roundtrip
found 2 days ago
Select United flight, departing Mon, Sep 28 from Seattle to Montreal, returning Tue, Sep 29, priced at $476 found 2 days ago
Thu, Oct 15 - Mon, Oct 19
SEA
Seattle
YUL
Montreal
$491 Roundtrip, found 2 days ago
$491
Roundtrip
found 2 days ago
Select Air Canada flight, departing Thu, Oct 15 from Seattle to Montreal, returning Mon, Oct 19, priced at $491 found 2 days ago

Frequently asked questions

What is the shortest flight from Seattle to Montreal?
Jetting from SEA to Montréal–Trudeau takes at least 5 hours and 34 minutes. Enjoy a beverage and watch a flick or two — it's a golden opportunity to sit back and unwind.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.