Cheap Flights from Washington (DCA) to Baltimore (BWI)

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Baltimore Washington Intl. Airport (BWI)

Flights from Washington (DCA) to Baltimore (BWI)
Origin airport
Ronald Reagan Washington National
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Distance
30 mi
Average flight time
8 hours 15 mins

Washington to Baltimore Flights

The cheapest times to fly from Washington to Baltimore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Baltimore are during the month of . You can find some of the cheapest flights from Washington to Baltimore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Baltimore

Sunday is one of the best days to book for cheap flights from Washington to Baltimore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Baltimore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Baltimore in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Baltimore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Baltimore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Ronald Reagan Washington National Airport (DCA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) cost?
Secure a cheap one-way flight or cheap return flight from Ronald Reagan Washington National Airport (DCA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Ronald Reagan Washington National Airport (DCA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
is the least expensive month to fly from DCA to BWI. Traveling during quieter months is often the key to scoring lower fares.
What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from DCA to BWI. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Direct flights from Ronald Reagan Washington National Airport (DCA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from DCA to BWI?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
To reach Baltimore Washington Intl. Thurgood Marshall Airport (BWI) without delays, opt for a flight that leaves from Ronald Reagan Washington National Airport (DCA) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) last-minute?
Holding off until just before your departure to book a ticket from DCA to BWI often results in higher prices. Although you may find some last-minute discounts, there's no guarantee. Keep your travel schedule open to maximize your chances of scoring a bargain.
Is it cheaper to book a DCA to BWI flight and hotel package?
Booking a DCA to BWI flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Select from our impressive range of accommodations and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
If you booked your DCA to BWI flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

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*Available to One Key members.