
Book Cheap WestJet flight from Montreal (YUL) to Seattle (SEA) from CA $265
Find The Best Day to Book a Cheap WestJet Flights From Montreal to Seattle
Cheapest WestJet Flights from Montreal (YUL) to Seattle (SEA)
The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were CA $470 round trip and CA $265 one way. Prices and availability subject to change. Additional terms may apply.
SEA From YUL Economy Coach Packages on Similar Airlines

Frequently asked questions
Grab a great WestJet flight from YUL to SEA
To find a great deal on WestJet flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying WestJet Montreal to Seattle gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with WestJet between Montreal and Seattle
WestJet has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Montreal to Seattle with WestJet are April.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your WestJet flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| ATL | USA | Hartsfield-Jackson Atlanta Intl. | 85 |
| YYC | CAN | Calgary Intl. | 45 |
| MSP | USA | Minneapolis - St. Paul Intl. | 36 |
| SEA | USA | Seattle - Tacoma Intl. | 28 |
| YYZ | CAN | Pearson Intl. | 26 |
| DTW | USA | Detroit Metropolitan Wayne County | 26 |
| LAX | USA | Los Angeles Intl. | 23 |
| YVR | CAN | Vancouver Intl. | 21 |
| SLC | USA | Salt Lake City Intl. | 13 |
| YEG | CAN | Edmonton Intl. | 9 |
Travelers ❤️ these 🏨 after their flight to Seattle

DoubleTree by Hilton Seattle Airport
I usually stay one night before I fly out for a trip. I park there while I'm away. I've always been treated with kindness by staff and never had issues with parking. Every time I try something different, I end right back at Hilton properties. I adore the little things they do to welcome me as a Hilton ...
Reviewed on Mar 17, 2026

Coast Gateway Hotel
Nice clean hotel. Even though next to the airport, not noisy.
Reviewed on Mar 17, 2026

Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA
Very clean and comfortable especially after a canceled flight. Close enough to restaurants. Affordable snacks in the little store!
Reviewed on Mar 17, 2026
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