Cheap Flights from Montreal (YUL) to Seattle (BFI)

Popular airlines from Montreal–Trudeau Intl. Airport (YUL) to Seattle, WA (BFI-Boeing Field)

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $492
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $492

Frequently asked questions

How much does a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Boeing Field Airport (BFI) cost?
Grab a cheap one-way flight or cheap return flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Boeing Field Airport (BFI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Pierre Elliott Trudeau Intl. Airport (YUL) to Boeing Field Airport (BFI)?
The cheapest month to fly from YUL to BFI is , when there's less demand. Off-peak season is generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Pierre Elliott Trudeau Intl. Airport (YUL) to Boeing Field Airport (BFI)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from YUL to BFI. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Pierre Elliott Trudeau Intl. Airport (YUL) to Boeing Field Airport (BFI)?
Direct flights from Pierre Elliott Trudeau Intl. Airport (YUL) to Boeing Field Airport (BFI) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from YUL to BFI?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Pierre Elliott Trudeau Intl. Airport (YUL) to Boeing Field Airport (BFI)?
Choose a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Boeing Field Airport (BFI) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Pierre Elliott Trudeau Intl. Airport (YUL) to Boeing Field Airport (BFI) last-minute?
Booking your ticket from YUL to BFI right before your trip is typically more expensive. But if there's some wiggle room with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a YUL to BFI flight and hotel package?
Booking a YUL to BFI flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our wide range of hotels and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Boeing Field Airport (BFI)?
In most instances, you can modify or cancel your YUL to BFI flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like more information, go to our Customer Service portal.

Travel information

Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
Boeing Field
Distance
2275 mi

Book with confidence

Montreal to Seattle Flights

The cheapest times to fly from Montreal to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Montreal to Seattle are during the month of . You can find some of the cheapest flights from Montreal to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Montreal to Seattle

Sunday is one of the best days to book for cheap flights from Montreal to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Montreal to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Montreal to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Montreal to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Montreal to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Montreal to Seattle Flights

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*Available to One Key members.