Title: Cheap Flights from Baltimore (BWI) to Southampton (SOU) - Expedia.ca ![](https://images.trvl-media.com/place/3245/acf3792e-6d54-4d71-86cf-feb4fa305abd.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ## Popular airlines from Baltimore Washington International Airport (BWI) to Southampton (SOU) - ![Virgin Atlantic](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_VS.svg) Virgin Atlantic [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:sou,departure:11/11/2025TANYT&leg2=from:sou,to:bwi,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"VS"}}]) - ![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:sou,departure:11/11/2025TANYT&leg2=from:sou,to:bwi,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) ![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 BWI Marshall to SOU? > Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights between BWI and Southampton Airport (SOU) start from . Make your booking today to secure the best price for your exciting adventure. 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 Marshall to SOU? > Most flights can be cancelled online, but every air carrier has a different set of terms and conditions. If you do need to cancel your flight, visit our [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Southampton Airport (SOU) that have flexible change policies? > Plenty of airlines offer the option to move your flight at no extra charge. All you pay is the cost difference between the two flights. When looking for BWI Airport to SOU flights, you'll find a "No change fees" box for you to pick. ### How far is the flight from BWI Airport to SOU? > With around 5,800 kilometres separating BWI Airport and Southampton Airport (SOU), your flight will be a long one. Pack wisely to make your trip more comfortable. Little things like a sleep mask and a quality travel pillow should be in your hand luggage. ### Which airlines fly direct from BWI to Southampton Airport (SOU)? > You won't find any airlines flying directly between BWI and Southampton Airport (SOU), so be ready to make at least one stop on your journey. A layover can be a good way to break up a trip! ### Are BWI Airport to SOU flight tickets cheaper when they're purchased at the last minute? > Flight prices go up and down like a yo-yo, so it's no sure thing. While last-minute deals between BWI and Southampton Airport (SOU) are possible, it's also a good idea to keep an eye on prices well before you fly. In fact, some airlines publicize their prices up to a year prior to the departure date. Expedia is constantly updating the biggest airfare bargains around, so keep checking and be ready to grab your seat when the fares dip. ## Book with confidence ### Baltimore to Southampton Flights **The easy way to book your flights from Baltimore to Southampton**  With Expedia, it’s simple to find and book flights to Southampton 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 Southampton, 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 Southampton today, tomorrow, or this week.   **Save dollars with cheap flights from Baltimore Washington Intl. Thurgood Marshall, BWI to Southampton, SOU**  Sort your search results by price to find great deals on your flight from Baltimore to Southampton—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Southampton 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 Southampton   - 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 Southampton 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. 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