$145 Cheap Flights from Boston (BOS) to Montreal (YUL)

View $145 flight on Tue, Jan 6, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Montreal–Trudeau Intl. Airport (YUL)

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Cheap Flights from Boston to Montreal (BOS-YUL)

Prices were available within the past 7 days and start at $145 for one-way flights and $323 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, Jan 22 - Sat, Jan 24
BOS
Boston
YUL
Montreal
$323 Roundtrip, found 17 hours ago
$323
Roundtrip
found 17 hours ago
Select Air Canada flight, departing Thu, Jan 22 from Boston to Montreal, returning Sat, Jan 24, priced at $323 found 17 hours ago
Air Canada
Fri, Jan 16 - Mon, Jan 19
BOS
Boston
YUL
Montreal
$325 Roundtrip, found 1 hour ago
$325
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Fri, Jan 16 from Boston to Montreal, returning Mon, Jan 19, priced at $325 found 1 hour ago
Air Canada
Sat, Mar 14 - Fri, Mar 20
BOS
Boston
YUL
Montreal
$325 Roundtrip, found 20 hours ago
$325
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Sat, Mar 14 from Boston to Montreal, returning Fri, Mar 20, priced at $325 found 20 hours ago
Air Canada
Wed, Jan 14 - Tue, Jan 20
BOS
Boston
YUL
Montreal
$327 Roundtrip, found 4 days ago
$327
Roundtrip
found 4 days ago
Select Air Canada flight, departing Wed, Jan 14 from Boston to Montreal, returning Tue, Jan 20, priced at $327 found 4 days ago
Porter Airlines
Mon, Feb 23 - Fri, Feb 27
BOS
Boston
YUL
Montreal
$332 Roundtrip, found 2 hours ago
$332
Roundtrip
found 2 hours ago
Select Porter Airlines flight, departing Mon, Feb 23 from Boston to Montreal, returning Fri, Feb 27, priced at $332 found 2 hours ago
Air Canada
Sun, Jan 25 - Wed, Jan 28
BOS
Boston
YUL
Montreal
$335 Roundtrip, found 17 hours ago
$335
Roundtrip
found 17 hours ago
Select Air Canada flight, departing Sun, Jan 25 from Boston to Montreal, returning Wed, Jan 28, priced at $335 found 17 hours ago
Air Canada
Fri, Jan 16 - Mon, Jan 19
BOS
Boston
YUL
Montreal
$336 Roundtrip, found 1 hour ago
$336
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Fri, Jan 16 from Boston to Montreal, returning Mon, Jan 19, priced at $336 found 1 hour ago
American Airlines
Wed, Feb 11 - Thu, Feb 12
BOS
Boston
YUL
Montreal
$340 Roundtrip, found 4 days ago
$340
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Feb 11 from Boston to Montreal, returning Thu, Feb 12, priced at $340 found 4 days ago
United
Fri, Jan 9 - Sat, Jan 10
BOS
Boston
YUL
Montreal
$348 Roundtrip, found 2 hours ago
$348
Roundtrip
found 2 hours ago
Select United flight, departing Fri, Jan 9 from Boston to Montreal, returning Sat, Jan 10, priced at $348 found 2 hours ago
Delta
Thu, Jan 22 - Mon, Jan 26
BOS
Boston
YUL
Montreal
$382 Roundtrip, found 15 hours ago
$382
Roundtrip
found 15 hours ago
Select Delta flight, departing Thu, Jan 22 from Boston to Montreal, returning Mon, Jan 26, priced at $382 found 15 hours ago

Find the cheapest month to fly from Boston (BOS) to Montreal (YUL)

March is typically the cheapest month to fly

From $213 - $476 per traveler.

Alternative airports near Montreal

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

Select flight to St. Hubert YHU. Closest option available. Average driving time to city center is 17 minutes. Flights from $2,709
YHU
St. Hubert
Closest
Average driving time to city center17 min
Flights from $2,709
Flights from Boston (BOS) to Montreal (YUL)
Origin airport
Logan Intl.
Destination airport
Pierre Elliott Trudeau Intl.
Airlines serving
Air Canada, American Airlines, Delta, Porter Airlines, United, WestJet
Roundtrip price
$306
Distance
253 mi
Average flight time
1 hour 25 mins

Boston to Montreal Flights

The cheapest times to fly from Boston 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 Boston to Montreal are during the month of January. You can find some of the cheapest flights from Boston to Montreal with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Montreal

Sunday is one of the best days to book for cheap flights from Boston 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 Boston 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 Boston to Montreal in 2026. You can also book with separate airlines for your outbound and return journeys, from $145 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 Boston 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 Boston 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.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL) cost?
Grab a cheap one-way flight from $145 or cheap return flight from $323 from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL)?
The cheapest month to fly from BOS to YUL is January, when demand is low. Off-peak season is typically when you'll find lower airfares between these airports.
Which airlines fly direct from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Catch a direct flight with Air Canada and travel straight from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL).
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from BOS to YUL. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL)?
When departing from Logan Intl. Airport (BOS), you can pick from an average of 3 daily direct flights to Pierre Elliott Trudeau Intl. Airport (YUL).
What are the most popular departure times for flights from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL)?
More travelers fly between BOS and YUL at 7 AM than at any other time. Prefer a quieter experience? Consider flying outside peak hours and you're likely to save on your ticket as well.
What day of the week has the most flights from BOS to YUL?
Depart on a Friday if you're looking for the best choice of flights from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL).
What is the earliest flight from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL)?
The earliest flight out of Logan Intl. Airport (BOS) is at around 7:10AM UTC-5. Catch this flight and you'll land at Pierre Elliott Trudeau Intl. Airport (YUL) at approximately 8:35AM UTC-5. The entire trip takes 1h 25m.
How long does it take to fly from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL)?
It takes approximately 1 hour and 25 minutes to cover the 250 mi from BOS to YUL.
What is the best time to fly from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL)?
To avoid possible delays on the Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL) route, travel before 3 PM. Departures after this hour 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.
What airports do you fly into for Montreal from Logan Intl. Airport (BOS)?
Pierre Elliott Trudeau Intl. Airport (YUL) is the only airport in Montreal with direct flights from Logan Intl. Airport (BOS). Check out your options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL) last-minute?
Holding off until just before your trip to book a flight from BOS to YUL generally means paying more. While it's possible to find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule for a better chance of landing a bargain.
Is it cheaper to book a BOS to YUL flight and hotel package?
You'll generally save money by securing a BOS to YUL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After selecting your preferred flights and accommodations, you can add extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Pierre Elliott Trudeau Intl. Airport (YUL)?
If you booked your BOS to YUL flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.