Title: Cheap Flights from Sault Ste. Marie (SSM) to Baltimore (BWI) - Expedia.ca ![Baltimore featuring a sunset, skyline and a marina](https://images.trvl-media.com/place/178235/efe97181-8af8-46b6-b917-0282b17a2b28.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178235/efe97181-8af8-46b6-b917-0282b17a2b28.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Sault Ste. Marie (SSM) to Baltimore (BWI) - [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 Sault Ste. Marie, MI (SSM-Sault Ste. Marie Municipal) to Baltimore Washington International Airport (BWI) - ![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:ssm,to:bwi,departure:17/11/2025TANYT&leg2=from:bwi,to:ssm,departure:24/11/2025TANYT&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:ssm,to:bwi,departure:17/11/2025TANYT&leg2=from:bwi,to:ssm,departure:24/11/2025TANYT&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:ssm,to:bwi,departure:17/11/2025TANYT&leg2=from:bwi,to:ssm,departure:24/11/2025TANYT&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:ssm,to:bwi,departure:17/11/2025TANYT&leg2=from:bwi,to:ssm,departure:24/11/2025TANYT&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:ssm,to:bwi,departure:17/11/2025TANYT&leg2=from:bwi,to:ssm,departure:24/11/2025TANYT&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:ssm,to:bwi,departure:17/11/2025TANYT&leg2=from:bwi,to:ssm,departure:24/11/2025TANYT&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:ssm,to:bwi,departure:17/11/2025TANYT&leg2=from:bwi,to:ssm,departure:24/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Frequently asked questions ### How much is a flight from Sault Ste. Marie Municipal Airport to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)? > Round-trip journeys from Sanderson Field to BWI start from . This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year — book now so you don't miss out. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from SSM to BWI Airport? > Each airline has its own set of terms and conditions. If you decide to cancel your getaway, visit our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from SSM to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) that have flexible change policies? > Flights from SSM to BWI Airport with flexible change policies are available with many airlines. Simply use our "No change fees" filter during your search. You'll only need to cover the cost difference between the two flights, with no additional fees to worry about. ### How far is the flight from Sault Ste. Marie Municipal Airport to BWI Marshall? > A flight distance of just 1,050 kilometres separates Sault Ste. Marie and Baltimore. Once you're in the air, you won't have time to do much more than read the magazine in your seat pocket. ### Which airlines fly direct from Sault Ste. Marie Municipal Airport to BWI? > Unfortunately, there are no airlines that fly direct between Sault Ste. Marie Municipal Airport and BWI Marshall. You'll need to book a flight with one or more stops. ### Are Sault Ste. Marie Municipal Airport (SSM) to BWI flight tickets cheaper when they're purchased at the last minute? > It is possible to nab an amazing last-minute deal from Sanderson Field to BWI Marshall, but it's also possible to miss out altogether! As many airlines release prices up to a year in advance, it's worth keeping an eye on fares early and being ready to pounce when you spot a good bargain. Expedia compares carrier prices and updates flight deals frequently, so you can rest easy knowing you're always seeing the latest offers. ## Travel information | Origin airport | Sault Ste. Marie Municipal | | --- | --- | | Destination airport | Baltimore Washington Intl. Thurgood Marshall | | Distance | 1018 km | ## Book with confidence ### Sault Ste. Marie to Baltimore Flights **The easy way to book your flights from Sault Ste. Marie to Baltimore**  With Expedia, it’s simple to find and book flights to Baltimore from Sault Ste. Marie 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 Baltimore Washington Intl. Thurgood Marshall, 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 Sault Ste. Marie to Baltimore today, tomorrow, or this week.   **Save dollars with cheap flights from Sault Ste. Marie Municipal, SSM to Baltimore Washington Intl. Thurgood Marshall, BWI**  Sort your search results by price to find great deals on your flight from Sault Ste. Marie to Baltimore—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Baltimore from Sault Ste. Marie 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 Baltimore   - 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 Baltimore from Sault Ste. Marie**  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. 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