$218 Cheap Flights from Boise (BOI) to Montreal (YUL)

View $218 flight on Wed, Nov 5, 2025Opens in a new window

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

Cheap Flights from Boise to Montreal (BOI-YUL)

Prices were available within the past 7 days and start at $218 for one-way flights and $554 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Nov 11 - Fri, Nov 14
BOI
Boise
YUL
Montreal
$554 Roundtrip, found 1 day ago
$554
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Nov 11 from Boise to Montreal, returning Fri, Nov 14, priced at $554 found 1 day ago
American Airlines
Wed, Feb 18 - Mon, Feb 23
BOI
Boise
YUL
Montreal
$586 Roundtrip, found 2 days ago
$586
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Feb 18 from Boise to Montreal, returning Mon, Feb 23, priced at $586 found 2 days ago
American Airlines
Wed, Feb 18 - Fri, Feb 20
BOI
Boise
YUL
Montreal
$589 Roundtrip, found 2 days ago
$589
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Feb 18 from Boise to Montreal, returning Fri, Feb 20, priced at $589 found 2 days ago
American Airlines
Tue, May 5 - Tue, May 12
BOI
Boise
YUL
Montreal
$598 Roundtrip, found 1 day ago
$598
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, May 5 from Boise to Montreal, returning Tue, May 12, priced at $598 found 1 day ago
American Airlines
Tue, Nov 11 - Thu, Nov 13
BOI
Boise
YUL
Montreal
$599 Roundtrip, found 1 day ago
$599
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Nov 11 from Boise to Montreal, returning Thu, Nov 13, priced at $599 found 1 day ago
American Airlines
Wed, Feb 18 - Wed, Feb 25
BOI
Boise
YUL
Montreal
$609 Roundtrip, found 2 days ago
$609
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Feb 18 from Boise to Montreal, returning Wed, Feb 25, priced at $609 found 2 days ago
Alaska Airlines
Mon, Nov 17 - Mon, Nov 24
BOI
Boise
YUL
Montreal
$625 Roundtrip, found 6 days ago
$625
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Nov 17 from Boise to Montreal, returning Mon, Nov 24, priced at $625 found 6 days ago
Delta
Tue, Nov 4 - Tue, Nov 11
BOI
Boise
YUL
Montreal
$640 Roundtrip, found 4 days ago
$640
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Nov 4 from Boise to Montreal, returning Tue, Nov 11, priced at $640 found 4 days ago
Air Canada
Sat, Feb 14 - Tue, Feb 17
BOI
Boise
YUL
Montreal
$782 Roundtrip, found 2 days ago
$782
Roundtrip
found 2 days ago
Select Air Canada flight, departing Sat, Feb 14 from Boise to Montreal, returning Tue, Feb 17, priced at $782 found 2 days ago
United
Mon, Oct 27 - Wed, Oct 29
BOI
Boise
YUL
Montreal
$1,011 Roundtrip, found 5 hours ago
$1,011
Roundtrip
found 5 hours ago
Select United flight, departing Mon, Oct 27 from Boise to Montreal, returning Wed, Oct 29, priced at $1,011 found 5 hours ago

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

January is typically the cheapest month to fly

From $374 - $1,033 per traveler.

Alternative airports near Montreal

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

Select flight to Pierre Elliott Trudeau Intl. YUL. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $705
YUL
Pierre Elliott Trudeau Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $705

Frequently asked questions

How much does a flight from Boise Airport (BOI) to Pierre Elliott Trudeau Intl. Airport (YUL) cost?
Grab a cheap one-way flight from $218 or cheap return flight from $554 from Boise Airport (BOI) to Pierre Elliott Trudeau Intl. Airport (YUL) 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 Boise Airport (BOI) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Planning your getaway for November can help you save, as it's the cheapest month for flights between BOI and YUL. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Boise Airport (BOI) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest BOI to YUL flight.
How many flights per day from Boise Airport (BOI) to Pierre Elliott Trudeau Intl. Airport (YUL)?
There aren't any daily direct flights from Boise Airport (BOI) to Pierre Elliott Trudeau Intl. Airport (YUL). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from BOI to YUL?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the time of year, 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 Boise Airport (BOI) to Pierre Elliott Trudeau Intl. Airport (YUL)?
To avoid possible delays on the Boise Airport (BOI) to Pierre Elliott Trudeau Intl. Airport (YUL) route, travel before 3 PM. Later flights have a 22% higher chance of being canceled.**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 Boise Airport (BOI) to Pierre Elliott Trudeau Intl. Airport (YUL) last-minute?
Booking your plane ticket from BOI to YUL just before your trip is typically more expensive. But if you're flexible with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a BOI to YUL flight and hotel package?
Securing a BOI to YUL flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our impressive range of hotels and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Typically, you can modify or cancel your BOI to YUL flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you want further information, go to our Customer Service portal.

Travel information

Origin airport
Boise
Destination airport
Pierre Elliott Trudeau Intl.
Airlines serving
Air Canada, American Airlines, Delta, United, WestJet
Roundtrip price
$554
Distance
2071 mi

Book with confidence

Boise to Montreal Flights

The cheapest times to fly from Boise to Montreal

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

 

The best time to book a flight from Boise to Montreal

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

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 Boise to Montreal in 2025. You can also book with separate airlines for your outbound and return journeys, from $218 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 Boise to Montreal 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 Boise to Montreal 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.

 

Boise to Montreal Flights

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*Available to One Key members.