$89 Cheap Delta flights Washington (DCA) to Boston (BOS)

Finding cheap one-way Delta Air Lines flights from DCA to BOS from $89 on Expedia is a breeze — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly round-trip fares from $161 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Look for one-way or return flights to Boston in January or February. You could find an affordable fare with Delta Air Lines during these quieter months.

Begin your search one to three months ahead of your departure date to find cheap fares on Delta Air Lines flights from Ronald Reagan Washington National Airport (DCA) to Logan Intl. Airport (BOS). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing right, and you can enjoy significant savings on domestic journeys.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Yes, you can travel from Ronald Reagan Washington National Airport (DCA) to Logan Intl. Airport (BOS) on any of Delta Air Lines’s 57 direct weekly flights. Use Expedia’s “Nonstop” and “Airline” filters to find the Delta Air Lines flight that’ll arrive at BOS at your preferred time.

On average, it takes 1h 42m to fly nonstop from Ronald Reagan Washington National Airport (DCA) to Logan Intl. Airport (BOS) with Delta Air Lines.

Thursday has the most Delta Air Lines flights from Ronald Reagan Washington National Airport (DCA) to Logan Intl. Airport (BOS). With 9 daily departures, this is the best day of the week to book something that will work for your schedule.

The first Delta Air Lines flight from DCA to BOS takes off at 6:00AM UTC-5, landing at 7:40AM UTC-5. If you prefer to head off later, the last Delta Air Lines flight leaves DCA at 10:00PM UTC-5 and lands at BOS at 11:38PM UTC-5. Flying before midday is generally a wise choice as morning flights are 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Delta Air Lines flights from Ronald Reagan Washington National Airport (DCA) to Boston touch down at Logan Intl. Airport (BOS), T.F. Green Airport (PVD) and Manchester-Boston Regional Airport (MHT). The primary Boston hub served by this airline is BOS. It’s worth considering flights arriving at other nearby airports on Expedia as they may offer lower fares.

Offering a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is a popular option for many travelers flying from DCA to BOS. Plus, if you’re a Delta SkyMiles and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which you can put toward future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You’ll likely be seated on an Embraer 175 or an Embraer 170 when flying Delta Air Lines from Ronald Reagan Washington National Airport (DCA) to Logan Intl. Airport (BOS). However, keep in mind that a different plane could be assigned to your route due to operational demands.

In most cases, you can change or cancel your flight, although additional fees may apply if your booking was made over 24 hours ago. Need flexible options? Make use of Expedia’s “No cancel fee” and “Changes included” filters to find flights that won’t penalize you if you need to revise your plans. To update your itinerary, head to “Trips,” select your flight and click on “Manage Booking” for more details.