$185 Cheap Flights from Baltimore (BWI) to Montreal (YUL)

View $185 flight on Thu, Jan 1, 2026Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Montreal–Trudeau Intl. Airport (YUL)

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Cheap Flights from Baltimore to Montreal (BWI-YUL)

Prices were available within the past 7 days and start at $185 for one-way flights and $427 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Jan 1 - Thu, Jan 15
BWI
Baltimore
YUL
Montreal
$427 Roundtrip, found 1 day ago
$427
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jan 1 from Baltimore to Montreal, returning Thu, Jan 15, priced at $427 found 1 day ago
American Airlines
Thu, Jan 8 - Tue, Jan 13
BWI
Baltimore
YUL
Montreal
$430 Roundtrip, found 6 days ago
$430
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Jan 8 from Baltimore to Montreal, returning Tue, Jan 13, priced at $430 found 6 days ago
American Airlines
Wed, Jan 7 - Wed, Feb 18
BWI
Baltimore
YUL
Montreal
$438 Roundtrip, found 21 hours ago
$438
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Wed, Jan 7 from Baltimore to Montreal, returning Wed, Feb 18, priced at $438 found 21 hours ago
United
Wed, Feb 4 - Thu, Feb 5
BWI
Baltimore
YUL
Montreal
$438 Roundtrip, found 1 day ago
$438
Roundtrip
found 1 day ago
Select United flight, departing Wed, Feb 4 from Baltimore to Montreal, returning Thu, Feb 5, priced at $438 found 1 day ago
American Airlines
Sat, Jan 10 - Tue, Jan 13
BWI
Baltimore
YUL
Montreal
$445 Roundtrip, found 5 days ago
$445
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Jan 10 from Baltimore to Montreal, returning Tue, Jan 13, priced at $445 found 5 days ago
United
Sun, Feb 1 - Tue, Feb 3
BWI
Baltimore
YUL
Montreal
$457 Roundtrip, found 2 days ago
$457
Roundtrip
found 2 days ago
Select United flight, departing Sun, Feb 1 from Baltimore to Montreal, returning Tue, Feb 3, priced at $457 found 2 days ago
United
Tue, Jan 6 - Tue, Feb 17
BWI
Baltimore
YUL
Montreal
$460 Roundtrip, found 21 hours ago
$460
Roundtrip
found 21 hours ago
Select United flight, departing Tue, Jan 6 from Baltimore to Montreal, returning Tue, Feb 17, priced at $460 found 21 hours ago
United
Sat, Feb 14 - Thu, Feb 19
BWI
Baltimore
YUL
Montreal
$460 Roundtrip, found 6 days ago
$460
Roundtrip
found 6 days ago
Select United flight, departing Sat, Feb 14 from Baltimore to Montreal, returning Thu, Feb 19, priced at $460 found 6 days ago
American Airlines
Tue, Feb 17 - Thu, Feb 19
BWI
Baltimore
YUL
Montreal
$466 Roundtrip, found 6 days ago
$466
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Feb 17 from Baltimore to Montreal, returning Thu, Feb 19, priced at $466 found 6 days ago
Delta
Thu, Jan 15 - Sun, Jan 18
BWI
Baltimore
YUL
Montreal
$492 Roundtrip, found 4 hours ago
$492
Roundtrip
found 4 hours ago
Select Delta flight, departing Thu, Jan 15 from Baltimore to Montreal, returning Sun, Jan 18, priced at $492 found 4 hours ago

Find the cheapest month to fly from Baltimore (BWI) to Montreal (YUL)

May is typically the cheapest month to fly

From $276 - $722 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 $776
YUL
Pierre Elliott Trudeau Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $776

Frequently asked questions

How much does a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Pierre Elliott Trudeau Intl. Airport (YUL) cost?
Lock in a cheap one-way flight from $185 or cheap return flight from $427 from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) 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 Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Pierre Elliott Trudeau Intl. Airport (YUL)?
January is the most affordable month to fly from BWI to YUL. Traveling outside of peak seasons is often the key to scoring lower fares.
Which airlines fly direct from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Pierre Elliott Trudeau Intl. Airport (YUL)?
You can't fly direct from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Pierre Elliott Trudeau Intl. Airport (YUL). However, you can easily reach Montreal without any layovers by taking off from Ronald Reagan Washington National Airport (DCA).
What is the cheapest airline that flies from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Pierre Elliott Trudeau Intl. Airport (YUL)?
To find the cheapest airline that'll fly you from BWI to YUL, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Pierre Elliott Trudeau Intl. Airport (YUL)?
You'll need to hop on a flight with a layover when traveling from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Pierre Elliott Trudeau Intl. Airport (YUL). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from BWI to YUL?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary depending 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 Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Pierre Elliott Trudeau Intl. Airport (YUL)?
To avoid potential delays on the Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Pierre Elliott Trudeau Intl. Airport (YUL) route, aim to fly before 3 PM. Later departures 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 Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Pierre Elliott Trudeau Intl. Airport (YUL) last-minute?
Booking your ticket from BWI to YUL shortly before your trip is generally more expensive. But if you're flexible with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a BWI to YUL flight and hotel package?
Booking a BWI to YUL flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our extensive range of stays and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Usually, it's possible to reschedule or cancel your BWI to YUL flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Pierre Elliott Trudeau Intl.
Airlines serving
American Airlines, Delta, United, WestJet
Roundtrip price
$427
Distance
458 mi

Book with confidence

Baltimore to Montreal Flights

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

 

The best time to book a flight from Baltimore to Montreal

Sunday is one of the best days to book for cheap flights from Baltimore 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 Baltimore 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 Baltimore to Montreal in 2025. You can also book with separate airlines for your outbound and return journeys, from $185 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 Baltimore 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 Baltimore 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.

 

Baltimore to Montreal Flights

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*Available to One Key members.