$288 Cheap Flights from Montreal (YUL) to Boise (BOI)

View $288 flight on Tue, Mar 10, 2026Opens in a new window

Popular airlines from Montreal–Trudeau Intl. Airport (YUL) to Boise Airport (BOI)

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Cheap Flights from Montreal to Boise (YUL-BOI)

Prices were available within the past 7 days and start at $288 for one-way flights and $549 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Nov 4 - Sat, Nov 8
YUL
Montreal
BOI
Boise
$549 Roundtrip, found 13 hours ago
$549
Roundtrip
found 13 hours ago
Select Delta flight, departing Tue, Nov 4 from Montreal to Boise, returning Sat, Nov 8, priced at $549 found 13 hours ago
American Airlines
Sun, Nov 2 - Sat, Nov 8
YUL
Montreal
BOI
Boise
$564 Roundtrip, found 13 hours ago
$564
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sun, Nov 2 from Montreal to Boise, returning Sat, Nov 8, priced at $564 found 13 hours ago
Delta
Sat, Nov 1 - Fri, Nov 7
YUL
Montreal
BOI
Boise
$575 Roundtrip, found 13 hours ago
$575
Roundtrip
found 13 hours ago
Select Delta flight, departing Sat, Nov 1 from Montreal to Boise, returning Fri, Nov 7, priced at $575 found 13 hours ago
Delta
Thu, Oct 30 - Wed, Nov 5
YUL
Montreal
BOI
Boise
$579 Roundtrip, found 13 hours ago
$579
Roundtrip
found 13 hours ago
Select Delta flight, departing Thu, Oct 30 from Montreal to Boise, returning Wed, Nov 5, priced at $579 found 13 hours ago
American Airlines
Tue, Jan 6 - Tue, Jan 20
YUL
Montreal
BOI
Boise
$583 Roundtrip, found 6 days ago
$583
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Jan 6 from Montreal to Boise, returning Tue, Jan 20, priced at $583 found 6 days ago
Delta
Thu, Oct 30 - Sun, Nov 9
YUL
Montreal
BOI
Boise
$589 Roundtrip, found 13 hours ago
$589
Roundtrip
found 13 hours ago
Select Delta flight, departing Thu, Oct 30 from Montreal to Boise, returning Sun, Nov 9, priced at $589 found 13 hours ago
Delta
Tue, Nov 4 - Wed, Nov 5
YUL
Montreal
BOI
Boise
$591 Roundtrip, found 13 hours ago
$591
Roundtrip
found 13 hours ago
Select Delta flight, departing Tue, Nov 4 from Montreal to Boise, returning Wed, Nov 5, priced at $591 found 13 hours ago
Porter Airlines
Thu, Jan 15 - Sun, Jan 18
YUL
Montreal
BOI
Boise
$625 Roundtrip, found 4 days ago
$625
Roundtrip
found 4 days ago
Select Porter Airlines flight, departing Thu, Jan 15 from Montreal to Boise, returning Sun, Jan 18, priced at $625 found 4 days ago
United
Tue, Jan 6 - Tue, Jan 20
YUL
Montreal
BOI
Boise
$627 Roundtrip, found 6 days ago
$627
Roundtrip
found 6 days ago
Select United flight, departing Tue, Jan 6 from Montreal to Boise, returning Tue, Jan 20, priced at $627 found 6 days ago
Air Canada
Tue, Jan 6 - Tue, Jan 20
YUL
Montreal
BOI
Boise
$727 Roundtrip, found 6 days ago
$727
Roundtrip
found 6 days ago
Select Air Canada flight, departing Tue, Jan 6 from Montreal to Boise, returning Tue, Jan 20, priced at $727 found 6 days ago

Find the cheapest month to fly from Montreal (YUL) to Boise (BOI)

January is typically the cheapest month to fly

From $325 - $1,110 per traveler.

Frequently asked questions

How much does a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Boise Airport (BOI) cost?
Grab a cheap one-way flight from $288 or cheap return flight from $549 from Pierre Elliott Trudeau Intl. Airport (YUL) to Boise Airport (BOI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Pierre Elliott Trudeau Intl. Airport (YUL) to Boise Airport (BOI)?
The cheapest month to fly from YUL to BOI is November, when there's less demand. Off-peak season is generally when airlines offer better prices between these airports.
What is the cheapest airline that flies from Pierre Elliott Trudeau Intl. Airport (YUL) to Boise Airport (BOI)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from YUL to BOI. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Pierre Elliott Trudeau Intl. Airport (YUL) to Boise Airport (BOI)?
There aren't any daily direct flights from Pierre Elliott Trudeau Intl. Airport (YUL) to Boise Airport (BOI). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from YUL to BOI?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on various factors, such as the carrier and season.*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 Boise Airport (BOI)?
To avoid possible delays on the Pierre Elliott Trudeau Intl. Airport (YUL) to Boise Airport (BOI) route, travel before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 Boise Airport (BOI) last-minute?
Waiting until just before your trip to book a flight from YUL to BOI often results in higher prices. While you might find some last-minute offers, there's no guarantee. Keep your travel schedule open for a better chance of scoring a bargain.
Is it cheaper to book a YUL to BOI flight and hotel package?
Compared with arranging hotels and flights separately, booking a YUL to BOI flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the stress out of travel planning. Just secure your flights and choose from our wide range of hotels, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Boise Airport (BOI)?
If you reserved your YUL to BOI flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Travel information

Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
Boise
Airlines serving
WestJet
Roundtrip price
$549
Distance
2071 mi

Book with confidence

Book with confidence

Montreal to Boise Flights

The cheapest times to fly from Montreal to Boise

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 Boise are during the month of November. You can find some of the cheapest flights from Montreal to Boise with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Montreal to Boise

Sunday is one of the best days to book for cheap flights from Montreal to Boise: 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 Boise

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 Boise in 2025. You can also book with separate airlines for your outbound and return journeys, from $288 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 Boise 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 Boise 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 Boise Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.