Title: Cheap Flights from Baltimore (BWI) to Montreal (YMX) - Expedia.ca ![](https://images.trvl-media.com/place/178288/d253b73b-7d51-4e00-ab6c-3e0d65d1c443.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178288/d253b73b-7d51-4e00-ab6c-3e0d65d1c443.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Baltimore (BWI) to Montreal (YMX) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Baltimore Washington International Airport (BWI) to Montreal, QC (YMX-Mirabel Intl.) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:ymx,departure:29/09/2025TANYT&leg2=from:ymx,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:ymx,departure:29/09/2025TANYT&leg2=from:ymx,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:ymx,departure:29/09/2025TANYT&leg2=from:ymx,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:ymx,departure:29/09/2025TANYT&leg2=from:ymx,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:ymx,departure:29/09/2025TANYT&leg2=from:ymx,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:ymx,departure:29/09/2025TANYT&leg2=from:ymx,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:ymx,departure:29/09/2025TANYT&leg2=from:ymx,to:bwi,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 30% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from Baltimore to Montreal (BWI - YMX) route information | Origin airport | Baltimore Washington Intl. Thurgood Marshall | | --- | --- | | Destination airport | Mirabel Intl. | | Distance | 750 km | ## Baltimore to Montreal Flights **The easy way to book your flights from Baltimore to Montreal**  With Expedia, it’s simple to find and book flights to Montreal from Baltimore whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Mirabel Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Baltimore to Montreal today, tomorrow, or this week.   **Save dollars with cheap flights from Baltimore Washington Intl. Thurgood Marshall, BWI to Mirabel Intl., YMX**  Sort your search results by price to find great deals on your flight from Baltimore to Montreal—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Montreal from Baltimore currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Montreal   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Montreal from Baltimore**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Montreal with Expedia today. ## Frequently asked questions ### How much is a flight from BWI to YMX? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Montréal–Mirabel International Airport was . Fares this good don't hang around forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from BWI Airport to Mirabel Intl. Airport (YMX)? > This can differ between air carriers, as each one has its own set of terms and conditions. Visit the [Customer Service Portal](https://www.expedia.ca/helpcenter), where there are instructions on how to cancel your flight online. ### How do I find cheap flights from BWI to Montréal–Mirabel International Airport that have flexible change policies? > Flights from BWI Marshall to YMX offering flexible change policies are available from several carriers. Simply use our "No change fees" filter when searching. You'll only need to cover the cost difference between the two flights, without any additional fees to worry about. ### How far is the flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Montréal International Airport? > It's only 760 kilometres from BWI to Montréal–Mirabel International Airport. It's quite possible that you'll spend more time travelling to and from the airport than you will actually flying! ### Which airlines fly direct from BWI Marshall to YMX? > Unfortunately, there are no airlines that fly direct between BWI and YMX. You'll need to book a flight with one or more stops. ### Are BWI to YMX flight tickets cheaper when they're purchased at the last minute? > Late planners can occasionally score a bargain, with some super cheap fares from BWI to Montréal–Mirabel International Airport arising a few weeks before the date of departure. If you'd rather plan ahead, Expedia compares and updates the best flight deals continuously — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines release prices that far in advance. ## Explore a world of travel with Expedia - Trending Routes - Top Flights Destinations - Other Airlines - Main Airports for Flights - Cheap Flights from Other Airports ### Top Routes from Baltimore - [Baltimore to Chicago (BWI - ORD)](https://expedia.ca/lp/flights/bwi/ord/baltimore-to-chicago) - [Baltimore to Ottawa (BWI - YOW)](https://expedia.ca/lp/flights/bwi/yow/baltimore-to-ottawa) - [Baltimore to Chicago (BWI - MDW)](https://expedia.ca/lp/flights/bwi/mdw/baltimore-to-chicago) - [Baltimore to Calgary (BWI - YYC)](https://expedia.ca/lp/flights/bwi/yyc/baltimore-to-calgary) - [Baltimore to Miami (BWI - MIA)](https://expedia.ca/lp/flights/bwi/mia/baltimore-to-miami) - [Baltimore to Kelowna (BWI - YLW)](https://expedia.ca/lp/flights/bwi/ylw/baltimore-to-kelowna) - [Baltimore to Paris (BWI - CDG)](https://expedia.ca/lp/flights/bwi/cdg/baltimore-to-paris) - [Baltimore to Honolulu (BWI - HNL)](https://expedia.ca/lp/flights/bwi/hnl/baltimore-to-honolulu) - 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[Aer Lingus](https://expedia.ca/Aer-Lingus-Flights.cEI.Travel-Guide-Airlines) - [LATAM Airlines Group](https://expedia.ca/LATAM-Airlines-Group-Flights.cLA.Travel-Guide-Airlines) - [Hawaiian Airlines](https://expedia.ca/Hawaiian-Airlines-Flights.cHA.Travel-Guide-Airlines) - [Aeromexico](https://expedia.ca/Aeromexico-Flights.cAM.Travel-Guide-Airlines) - [All Nippon Airways](https://expedia.ca/All-Nippon-Airways-Flights.cNH.Travel-Guide-Airlines) - [Singapore Airlines](https://expedia.ca/Singapore-Airlines-Flights.cSQ.Travel-Guide-Airlines) - [Finnair](https://expedia.ca/Finnair-Flights.cAY.Travel-Guide-Airlines) Montreal nearby Airports #### Montreal [Baltimore to Pierre Elliott Trudeau Intl.](https://expedia.ca/lp/flights/bwi/yul/baltimore-to-montreal) CA $655.57 ### Main Airports for Flights - [Ronald Reagan Washington National Airport (DCA)](https://expedia.ca/lp/airports/dca/flights-from-ronald-reagan-washington-national-airport) - [Washington Dulles Intl. 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Scan the QR code with your device camera and download our app ![QR code to download the app](data:image/png;base64,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)