What are the cheapest airlines flying from Baltimore to Montreal round-trip?

Cheapflights users have booked flights from Baltimore to Montreal round-trip from $173. Other airlines that can offer you cheap pricing are Delta, from $212, and WestJet, from $346. You may be able to fly from Baltimore to Montreal for 61% less than the average price by searching for these airlines.

What is the cheapest day to fly from Baltimore to Montreal?

Travelers seeking maximum savings on their Baltimore to Montreal flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Montreal ranges from 2.5 - 4.4 inches per month. August is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Montreal when rainfall is around 2.5 in.

If weather is an important factor for your trip to Montreal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

What are the most popular airlines that fly from Baltimore to Montreal?

Before booking your flight from Baltimore to Montreal check out the most popular airlines for this route: Air Canada, Delta or WestJet.

What is the cheapest day to fly round-trip from Baltimore to Montreal?

Travelers have found that booking a Tuesday departure is the best way to save up to 30% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Baltimore to Montreal?

Users have found that booking a flight from Baltimore to Montreal at least 50 days early can save you up to 128% on average compared to booking a flight this week. If booking 50 days before your flight isn’t an option for you, users have found flights from Baltimore to Montreal for as little as $391 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $667 for flights departing within the next 3 days.

What is the cheapest month to fly from Baltimore to Montreal?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, March can be a great choice for travel to Montreal. Flights to Montreal from Baltimore in March are about $396 on average during March, but can be found for as low as $143.

What airport do you fly from for flights from Baltimore to Montreal?

Located just 8.5 mi from the city center, Baltimore/Washington is the airport most travelers will use when flying to Montreal from Baltimore. Booking flights from Baltimore/Washington (BWI) to Montreal should be relatively easy as there are 0 daily outbound flights to Montreal from 3 different airlines.

Can I find deals for flights from Baltimore to Montreal that include hotel bookings?

Yes. In addition to deals on Baltimore to Montreal flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Baltimore to Montreal?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Montreal.

Can I find deals for business class flights from Baltimore to Montreal?

Yes. Cheapflights offers flight deals from Baltimore to Montreal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$126+ Cheap Flights from Baltimore to Montreal

Q: How much does it cost to fly round-trip from Baltimore to Montreal?

Airfare is below average for this route at the moment. Baltimore to Montreal flights typically cost between $423 and $637 in December. The cheapest round-trip price found within the last 3 days was $313 on Multiple Airlines (Dec 11-Dec 14).

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Cheap flight deals from Baltimore to Montreal

Round-trip from	$313 (Kiwi.com)
One-way from	$126 (Kiwi.com)
Popular in	September
Cheapest in	May
Average price	$597

From Baltimore/Washington to Montreal (YMQ)

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One-way flight from Baltimore/Washington to Montreal (YMQ)

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from Baltimore to Montreal

Cheapest flights from Baltimore to Montreal
Explore the most affordable flight options available from Baltimore to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Thu 12/115:10 amBWI - YUL

1 stop11h 18mMultiple Airlines

Sun 12/148:00 amYUL - BWI

1 stop27h 25mMultiple Airlines

Deal found 9/11

$313

Thu 12/45:10 amBWI - YUL

1 stop11h 18mMultiple Airlines

Sun 12/74:35 pmYUL - BWI

1 stop16h 15mMultiple Airlines

Deal found 9/9

$318

Fri 12/125:10 amBWI - YUL

1 stop11h 18mMultiple Airlines

Sun 12/146:45 amYUL - BWI

2 stops12h 32mMultiple Airlines

Deal found 9/9

$322

Fri 10/249:41 pmBWI - YUL

1 stop16h 39mMultiple Airlines

Mon 10/276:45 amYUL - BWI

2 stops11h 44mMultiple Airlines

Deal found 9/8

$325

Wed 9/248:52 pmBWI - YUL

1 stop17h 28mMultiple Airlines

Sat 9/276:45 amYUL - BWI

1 stop8h 47mMultiple Airlines

Deal found 9/10

$330

Wed 9/248:52 pmBWI - YUL

1 stop17h 28mMultiple Airlines

Wed 10/16:45 amYUL - BWI

2 stops13h 02mMultiple Airlines

Deal found 9/9

$331

Fri 9/266:38 amBWI - YUL

2 stops17h 49mMultiple Airlines

Mon 9/297:00 amYUL - BWI

3 stops24h 01mMultiple Airlines

Deal found 9/9

$333

Fri 12/55:10 amBWI - YUL

1 stop11h 18mMultiple Airlines

Mon 12/84:35 pmYUL - BWI

1 stop16h 15mMultiple Airlines

Deal found 9/9

$335

Wed 12/102:30 pmBWI - YUL

1 stop25h 58mMultiple Airlines

Sun 12/148:00 amYUL - BWI

1 stop15h 54mMultiple Airlines

Deal found 9/10

$336

Wed 11/125:10 amBWI - YUL

1 stop10h 00mMultiple Airlines

Sun 11/168:00 amYUL - BWI

1 stop27h 25mMultiple Airlines

Deal found 9/11

$338

Best flights from Baltimore to Montreal
Discover carefully curated flight deals from Baltimore to Montreal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Thu 10/29:38 amBWI - YUL

2 stops14h 49mMultiple Airlines

Thu 10/96:55 amYUL - BWI

3 stops16h 37mMultiple Airlines

Deal found 9/10

$379

Thu 9/2512:17 pmBWI - YUL

1 stop24h 21mSun Country Air

Sun 9/289:45 amYUL - BWI

1 stop25h 35mSun Country Air

Deal found 9/9

$404

Thu 10/27:49 pmBWI - YUL

1 stop19h 01mMultiple Airlines

Mon 10/66:35 pmYUL - BWI

2 stops20h 13mMultiple Airlines

Deal found 9/10

$380

Fri 10/109:41 pmBWI - YUL

1 stop16h 39mMultiple Airlines

Fri 10/171:10 pmYUL - BWI

2 stops26h 17mMultiple Airlines

Deal found 9/10

$387

Thu 10/96:53 amBWI - YUL

1 stop7h 27mMultiple Airlines

Thu 10/161:10 pmYUL - BWI

2 stops29h 58mMultiple Airlines

Deal found 9/10

$387

Fri 9/266:38 amBWI - YUL

2 stops17h 49mMultiple Airlines

Sun 9/286:45 amYUL - BWI

2 stops14h 26mMultiple Airlines

Deal found 9/9

$388

Fri 10/37:49 pmBWI - YUL

2 stops18h 31mMultiple Airlines

Sun 10/57:40 pmYUL - BWI

3 stops27h 52mMultiple Airlines

Deal found 9/10

$390

Fri 10/108:21 pmBWI - YUL

2 stops21h 34mMultiple Airlines

Thu 10/166:55 amYUL - BWI

3 stops16h 37mMultiple Airlines

Deal found 9/8

$425

Thu 9/257:49 pmBWI - YUL

3 stops28h 38mMultiple Airlines

Sun 9/286:45 amYUL - BWI

3 stops29h 37mMultiple Airlines

Deal found 9/9

$433

Last-minute flights from Baltimore to Montreal
Discover last-minute flight deals from Baltimore to Montreal. Data last updated September 11, 2025 and is based on user searches.

Wed 9/178:52 pmBWI - YUL

1 stop17h 28mMultiple Airlines

Sat 9/206:45 amYUL - BWI

1 stop13h 59mMultiple Airlines

Deal found 9/9

$344

Wed 9/178:52 pmBWI - YUL

1 stop17h 28mMultiple Airlines

Tue 9/236:45 amYUL - BWI

2 stops32h 44mMultiple Airlines

Deal found 9/10

$350

Fri 9/198:52 pmBWI - YUL

1 stop17h 28mMultiple Airlines

Sun 9/286:45 amYUL - BWI

2 stops28h 16mMultiple Airlines

Deal found 9/8

$386

Fri 9/196:38 amBWI - YUL

2 stops17h 49mMultiple Airlines

Tue 9/236:45 amYUL - BWI

2 stops13h 02mMultiple Airlines

Deal found 9/9

$403

Fri 9/196:38 amBWI - YUL

2 stops17h 49mMultiple Airlines

Mon 9/225:30 pmYUL - BWI

2 stops35h 00mMultiple Airlines

Deal found 9/9

$431

One-way flights from Baltimore to Montreal
Search for one-way flight options from Baltimore to Montreal. Find affordable one-way fares based on user searches. Data last updated September 11, 2025.

Wed 12/102:30 pmBWI - YUL

1 stop25h 58mMultiple Airlines

Deal found 9/10

$126

Wed 10/14:24 pmBWI - YUL

1 stop21h 56mMultiple Airlines

Deal found 9/9

$132

Thu 11/66:50 pmBWI - YUL

2 stops29h 53mMultiple Airlines

Deal found 9/8

$135

Thu 11/138:21 pmBWI - YUL

1 stop28h 09mMultiple Airlines

Deal found 9/11

$140

Fri 11/75:10 amBWI - YUL

1 stop10h 00mMultiple Airlines

Deal found 9/9

$149

Fri 11/148:13 amBWI - YUL

2 stops16h 37mMultiple Airlines

Deal found 9/8

$151

Fri 9/266:38 amBWI - YUL

2 stops17h 49mMultiple Airlines

Deal found 9/9

$158

Sat 10/118:17 pmBWI - YUL

2 stops28h 10mMultiple Airlines

Deal found 9/8

$161

Thu 10/98:21 pmBWI - YUL

1 stop18h 29mMultiple Airlines

Deal found 9/9

$162

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Thu 10/2

9:38 am-12:27 am

2 stops14h 49m

Montreal Pierre Elliott Trudeau Intl

Thu 10/9

6:55 am-11:32 pm

3 stops16h 37m

$379

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Thu 10/2

7:49 pm-2:50 pm

1 stop19h 01m

Montreal Pierre Elliott Trudeau Intl

Mon 10/6

6:35 pm-2:48 pm

2 stops20h 13m

$380

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Fri 10/10

9:41 pm-2:20 pm

1 stop16h 39m

Montreal Pierre Elliott Trudeau Intl

Fri 10/17

1:10 pm-3:27 pm

2 stops26h 17m

$387

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Thu 10/9

6:53 am-2:20 pm

1 stop7h 27m

Montreal Pierre Elliott Trudeau Intl

Thu 10/16

1:10 pm-7:08 pm

2 stops29h 58m

$387

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Fri 9/26

6:38 am-12:27 am

2 stops17h 49m

Montreal Pierre Elliott Trudeau Intl

Sun 9/28

6:45 am-9:11 pm

2 stops14h 26m

$388

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Fri 10/3

7:49 pm-2:20 pm

2 stops18h 31m

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

7:40 pm-11:32 pm

3 stops27h 52m

$390

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Thu 9/25

12:17 pm-12:38 pm

1 stop24h 21m

Montreal Pierre Elliott Trudeau Intl

Sun 9/28

9:45 am-11:20 am

1 stop25h 35m

$404

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Fri 10/10

8:21 pm-5:55 pm

2 stops21h 34m

Montreal Pierre Elliott Trudeau Intl

Thu 10/16

6:55 am-11:32 pm

3 stops16h 37m

$425

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Thu 9/25

7:49 pm-12:27 am

3 stops28h 38m

Montreal Pierre Elliott Trudeau Intl

Sun 9/28

6:45 am-12:22 pm

3 stops29h 37m

$433

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Wed 12/10

2:30 pm-4:28 pm

1 stop25h 58m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 18 results

Best time to book a flight from Baltimore to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from Baltimore with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Montreal

What is the cheapest month to book a flight from Baltimore to Montreal?

Currently, January is the cheapest month in which you can book a flight from Baltimore to Montreal (average of $270). Flying from Baltimore to Montreal in July is currently the most expensive (average of $409). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BWI to YMQ?

When flying from Baltimore to Montreal, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 32% versus a flight in the afternoon.

How much does it cost to fly round-trip from Baltimore to Montreal?

Reviews of airlines servicing Montreal

Get a feel of what it's like to fly with Delta, WestJet, and Air Canada from Baltimore to Montreal by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,960 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

WestJet

7.2

Good

3,091 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Air Canada

7.1

Good

10,000 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly from for flights from Baltimore to Montreal?
Located just 8.5 mi from the city center, Baltimore/Washington is the airport most travelers will use when flying to Montreal from Baltimore. Booking flights from Baltimore/Washington (BWI) to Montreal should be relatively easy as there are 0 daily outbound flights to Montreal from 3 different airlines.
What are the cheapest airlines flying from Baltimore to Montreal round-trip?
Cheapflights users have booked flights from Baltimore to Montreal round-trip from $173. Other airlines that can offer you cheap pricing are Delta, from $212, and WestJet, from $346. You may be able to fly from Baltimore to Montreal for 61% less than the average price by searching for these airlines.
Can I find deals for flights from Baltimore to Montreal that include hotel bookings?
Yes. In addition to deals on Baltimore to Montreal flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Baltimore to Montreal?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Montreal.
Can I find deals for business class flights from Baltimore to Montreal?
Yes. Cheapflights offers flight deals from Baltimore to Montreal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Baltimore to Montreal?
Currently, January is the cheapest month in which you can book a flight from Baltimore to Montreal (average of $270). Flying from Baltimore to Montreal in July is currently the most expensive (average of $409). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Baltimore to Montreal

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest$173	Average$297	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$212	Average$446	FlexibilityNo cancel fee	On-timeN/A
WestJet	Cheapest$346	Average$557	FlexibilityNo cancel fee	On-time60%

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$126+ Cheap flights from Baltimore (BWI) to Montreal (YMQ)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Baltimore to Montreal with Cheapflights

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Cheap flight deals from Baltimore to Montreal

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Baltimore to Montreal

Cheapest flights from Baltimore to MontrealExplore the most affordable flight options available from Baltimore to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Explore the most affordable flight options available from Baltimore to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to Montreal that are best for you.

Best time to book a flight from Baltimore to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from Baltimore with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Montreal

What is the cheapest month to book a flight from Baltimore to Montreal?

What is the cheapest time of day to fly from BWI to YMQ?

Find hourly flight availability from Baltimore to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

How much does it cost to fly round-trip from Baltimore to Montreal?

Reviews of airlines servicing Montreal

Get a feel of what it's like to fly with Delta, WestJet, and Air Canada from Baltimore to Montreal by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Montreal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Baltimore to Montreal?

What are the cheapest airlines flying from Baltimore to Montreal round-trip?

Can I find deals for flights from Baltimore to Montreal that include hotel bookings?

How can I find direct flights from Baltimore to Montreal?

Can I find deals for business class flights from Baltimore to Montreal?

What is the cheapest month to book a flight from Baltimore to Montreal?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Baltimore to Montreal

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Baltimore to Montreal

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Cheapest flights from Baltimore to Montreal
Explore the most affordable flight options available from Baltimore to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.