Title: Cheap Flights from Washington (IAD) 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 Washington (IAD) 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 Washington Dulles International Airport (IAD) 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:iad,to:bwi,departure:30/10/2025TANYT&leg2=from:bwi,to:iad,departure:06/11/2025TANYT&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:iad,to:bwi,departure:30/10/2025TANYT&leg2=from:bwi,to:iad,departure:06/11/2025TANYT&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:iad,to:bwi,departure:30/10/2025TANYT&leg2=from:bwi,to:iad,departure:06/11/2025TANYT&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:iad,to:bwi,departure:30/10/2025TANYT&leg2=from:bwi,to:iad,departure:06/11/2025TANYT&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:iad,to:bwi,departure:30/10/2025TANYT&leg2=from:bwi,to:iad,departure:06/11/2025TANYT&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:iad,to:bwi,departure:30/10/2025TANYT&leg2=from:bwi,to:iad,departure:06/11/2025TANYT&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:iad,to:bwi,departure:30/10/2025TANYT&leg2=from:bwi,to:iad,departure:06/11/2025TANYT&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 IAD to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)? > Start packing your suitcase, because round-trip flights from Dulles Intl. Airport to BWI Airport start from . That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book today to nab the best deal. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Washington Dulles Intl. Airport (IAD) to BWI? > This differs from airline to airline, as each one has its own set of terms and conditions. Visit the [Customer Service Portal](https://www.expedia.ca/helpcenter), where there are easy instructions on how to cancel online. ### How do I find cheap flights from Dulles Intl. Airport to BWI that have flexible change policies? > Flights from IAD to BWI Marshall offering flexible change policies are available with many airlines. Simply use our "No change fees" filter when searching. You'll only need to pay the cost difference between the two flights, without any additional fees to worry about. ### How many hours is the flight from Washington Dulles Intl. Airport (IAD) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)? > There are lots of ways to make the 7 hours and 34 minutes between Dulles Intl. Airport and BWI Airport go by faster. If you want to be productive, organize your camera roll or delete all those unwanted emails. A snooze also helps pass the time! ### How far is the flight from Washington Dulles Intl. Airport (IAD) to BWI? > A flight distance of just 70 kilometres separates Chantilly and Baltimore. Once you're in the air, you won't have time to do much more than listen to some short podcasts. ### Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)? > Take a look at the deals on offer with these reputable carriers and lock in your fare from IAD to BWI today: > > > > - United Airlines - (UA) with 0 monthly flights > - Alaska Airlines - (AS) with 0 monthly flights > - Delta - (DL) with 0 monthly flights > - American Airlines - (AA) with 0 monthly flights ### Are Dulles Intl. Airport to BWI flight tickets cheaper when they're purchased at the last minute? > Late planners can sometimes pick up a bargain, with some of the cheapest fares from Washington Dulles Intl. Airport (IAD) to BWI appearing a few weeks before the date of departure. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals frequently — as early as 12 months in advance in some cases. It depends on the carrier though, as not all airlines advertise prices that far in advance. ## Travel information | Origin airport | Washington Dulles Intl. | | --- | --- | | Destination airport | Baltimore Washington Intl. Thurgood Marshall | | Distance | 71 km | ## Book with confidence ### Chantilly to Baltimore Flights **The easy way to book your flights from Washington to Baltimore**  With Expedia, it’s simple to find and book flights to Baltimore from Washington 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 Washington to Baltimore today, tomorrow, or this week.   **Save dollars with cheap flights from Washington Dulles Intl., IAD to Baltimore Washington Intl. Thurgood Marshall, BWI**  Sort your search results by price to find great deals on your flight from Washington to Baltimore—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Baltimore from Washington 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 Washington**  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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