HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Montreal

$133+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YMQ
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Baltimore to Montreal with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Baltimore to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Montreal (YMQ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$330
(Mytrip)

One-way from

$133
(Kiwi.com)

Popular in

September

Cheapest in

May

Average price

$494
From Baltimore/Washington to Montreal (YMQ)
Search Deals
One-way flight from Baltimore/Washington to Montreal (YMQ)
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

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 July 29, 2025.

This Mytrip deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:45 amBWI - YUL
1 stop17h 50mMultiple Airlines
Wed 9/176:45 amYUL - BWI
2 stops16h 40mMultiple Airlines
Deal found 7/27$330
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:25 pmBWI - YUL
1 stop5h 03mDelta
Sun 8/316:00 amYUL - BWI
1 stop5h 38mDelta
Deal found 7/28$362
This Sun Country Air deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2512:17 pmBWI - YUL
1 stop24h 21mSun Country Air
Sun 9/289:45 amYUL - BWI
1 stop25h 35mSun Country Air
Deal found 7/28$385
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/195:40 amBWI - YUL
1 stop12h 10mWestJet
Mon 8/256:35 pmYUL - BWI
1 stop4h 42mWestJet
Deal found 7/29$396

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Montreal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Baltimore to Montreal that are best for you.

Fly from

Baltimore

Fly to

Montreal

Route

Depart

Return

Price

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Wed 9/10

6:45 am-12:35 am

1 stop17h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 9/17

6:45 am-11:25 pm

2 stops16h 40m

$330

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Sat 8/30

6:25 pm-11:28 pm

1 stop5h 03m

Montreal Pierre Elliott Trudeau Intl

Sun 8/31

6:00 am-11:38 am

1 stop5h 38m

$362

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

$385

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Tue 8/19

5:40 am-5:50 pm

1 stop12h 10m

Montreal Pierre Elliott Trudeau Intl

Mon 8/25

6:35 pm-11:17 pm

1 stop4h 42m

$396

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Mon 10/20

2:29 pm-10:15 pm

2 stops7h 46m

$133

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Tue 8/19

1:35 pm-11:53 pm

1 stop10h 18m

$152

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Thu 9/25

12:17 pm-12:38 pm

1 stop24h 21m

$169

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Tue 8/26

1:35 pm-11:53 pm

1 stop10h 18m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

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?

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 July 29, 2025.

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.

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Montreal. Reviews last updated July 29, 2025.
Get a feel of what it's like to fly with Delta, WestJet, and Sun Country Air 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
7,977 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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
2,973 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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!
Sun Country Air
6.9
Okay
333 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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

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?

    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 $362. Other airlines that can offer you cheap pricing are Sun Country Air, from $385, and WestJet, from $396. You may be able to fly from Baltimore to Montreal for 20% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Baltimore to Montreal one-way?

    $152 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Sun Country Air and WestJet, with prices starting from $169 and $175, respectively.

  • 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

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

Top 3 airlines flying from Baltimore to Montreal

Discover the top 3 airlines that operate flights from Baltimore to Montreal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$173Average$297FlexibilityNo cancel feeOn-time67%
DeltaCheapest$212Average$447FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$356Average$519FlexibilityNo cancel feeOn-time60%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.