Cheap Flights from Boston (BOS) to Washington (DCA) from HK$464~

View HK$464 flight on Wed, 31 Dec 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Ronald Reagan Washington National Airport (DCA)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Find Cheap Flights from Boston (BOS) to Washington (DCA)

Prices were available within the past 7 days and start at HK$464 for one-way flights and HK$1,036 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 15 Jan - Sun, 18 Jan
BOS
Boston
DCA
Washington
HK$1,036 Return, found 4 days ago
HK$1,036
Return
found 4 days ago
Select Delta flight, departing Thu, 15 Jan from Boston to Washington, returning Sun, 18 Jan, priced at HK$1,036 found 4 days ago
Delta
Thu, 15 Jan - Sun, 18 Jan
BOS
Boston
DCA
Washington
HK$1,111 Return, found 4 days ago
HK$1,111
Return
found 4 days ago
Select Delta flight, departing Thu, 15 Jan from Boston to Washington, returning Sun, 18 Jan, priced at HK$1,111 found 4 days ago
Delta
Thu, 15 Jan - Sun, 18 Jan
BOS
Boston
DCA
Washington
HK$1,154 Return, found 4 days ago
HK$1,154
Return
found 4 days ago
Select Delta flight, departing Thu, 15 Jan from Boston to Washington, returning Sun, 18 Jan, priced at HK$1,154 found 4 days ago
Delta
Thu, 15 Jan - Sun, 18 Jan
BOS
Boston
DCA
Washington
HK$1,229 Return, found 4 days ago
HK$1,229
Return
found 4 days ago
Select Delta flight, departing Thu, 15 Jan from Boston to Washington, returning Sun, 18 Jan, priced at HK$1,229 found 4 days ago
Delta
Thu, 20 Nov - Mon, 24 Nov
BOS
Boston
DCA
Washington
HK$1,262 Return, found 3 days ago
HK$1,262
Return
found 3 days ago
Select Delta flight, departing Thu, 20 Nov from Boston to Washington, returning Mon, 24 Nov, priced at HK$1,262 found 3 days ago
Delta
Thu, 15 Jan - Sun, 18 Jan
BOS
Boston
DCA
Washington
HK$1,272 Return, found 4 days ago
HK$1,272
Return
found 4 days ago
Select Delta flight, departing Thu, 15 Jan from Boston to Washington, returning Sun, 18 Jan, priced at HK$1,272 found 4 days ago
Delta
Thu, 15 Jan - Sun, 18 Jan
BOS
Boston
DCA
Washington
HK$1,273 Return, found 4 days ago
HK$1,273
Return
found 4 days ago
Select Delta flight, departing Thu, 15 Jan from Boston to Washington, returning Sun, 18 Jan, priced at HK$1,273 found 4 days ago
Delta
Thu, 20 Nov - Mon, 24 Nov
BOS
Boston
DCA
Washington
HK$1,305 Return, found 3 days ago
HK$1,305
Return
found 3 days ago
Select Delta flight, departing Thu, 20 Nov from Boston to Washington, returning Mon, 24 Nov, priced at HK$1,305 found 3 days ago
United
Thu, 15 Jan - Sun, 18 Jan
BOS
Boston
DCA
Washington
HK$1,348 Return, found 4 days ago
HK$1,348
Return
found 4 days ago
Select United flight, departing Thu, 15 Jan from Boston to Washington, returning Sun, 18 Jan, priced at HK$1,348 found 4 days ago
American Airlines
Thu, 15 Jan - Sun, 18 Jan
BOS
Boston
DCA
Washington
HK$1,391 Return, found 4 days ago
HK$1,391
Return
found 4 days ago
Select American Airlines flight, departing Thu, 15 Jan from Boston to Washington, returning Sun, 18 Jan, priced at HK$1,391 found 4 days ago

Find the cheapest month to fly from Boston (BOS) to Washington (DCA)

February is typically the cheapest month to fly

From HK$751 - HK$1,454 per traveller.
Boston to Washington route information
Origin airport
Logan Intl.
Destination airport
Ronald Reagan Washington National
Return price
HK$1,036
Distance
637 km
Average flight time
1 hour 45 mins

Flights from Boston to Washington

Book cheap flights from Boston (BOS) to Washington (DCA) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Boston (BOS) to Washington (DCA) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Boston (BOS) to Washington (DCA) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Washington flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Washington and things to do in Washington for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Washington more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Washington is HK$464 now!

 

Explore a world of travel with Expedia

*Available to Expedia members.