Cheap Flights from Boston (BOS) to Washington (DCA) from HK$551~

View HK$551 flight on Tue, 7 Oct 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at HK$551 for one-way flights and HK$1,102 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 6 Sep - Mon, 8 Sep
BOS
Boston
DCA
Washington
HK$1,102 Return, found 5 days ago
HK$1,102
Return
found 5 days ago
Select Delta flight, departing Sat, 6 Sep from Boston to Washington, returning Mon, 8 Sep, priced at HK$1,102 found 5 days ago
American Airlines
Thu, 4 Sep - Mon, 8 Sep
BOS
Boston
DCA
Washington
HK$1,328 Return, found 5 days ago
HK$1,328
Return
found 5 days ago
Select American Airlines flight, departing Thu, 4 Sep from Boston to Washington, returning Mon, 8 Sep, priced at HK$1,328 found 5 days ago
American Airlines
Sat, 6 Sep - Mon, 8 Sep
BOS
Boston
DCA
Washington
HK$1,339 Return, found 5 days ago
HK$1,339
Return
found 5 days ago
Select American Airlines flight, departing Sat, 6 Sep from Boston to Washington, returning Mon, 8 Sep, priced at HK$1,339 found 5 days ago
American Airlines
Wed, 29 Oct - Thu, 30 Oct
BOS
Boston
DCA
Washington
HK$1,393 Return, found 6 days ago
HK$1,393
Return
found 6 days ago
Select American Airlines flight, departing Wed, 29 Oct from Boston to Washington, returning Thu, 30 Oct, priced at HK$1,393 found 6 days ago
Delta
Wed, 29 Oct - Thu, 30 Oct
BOS
Boston
DCA
Washington
HK$1,404 Return, found 6 days ago
HK$1,404
Return
found 6 days ago
Select Delta flight, departing Wed, 29 Oct from Boston to Washington, returning Thu, 30 Oct, priced at HK$1,404 found 6 days ago
United
Thu, 4 Sep - Mon, 8 Sep
BOS
Boston
DCA
Washington
HK$1,405 Return, found 5 days ago
HK$1,405
Return
found 5 days ago
Select United flight, departing Thu, 4 Sep from Boston to Washington, returning Mon, 8 Sep, priced at HK$1,405 found 5 days ago
Delta
Sat, 6 Sep - Mon, 8 Sep
BOS
Boston
DCA
Washington
HK$1,416 Return, found 5 days ago
HK$1,416
Return
found 5 days ago
Select Delta flight, departing Sat, 6 Sep from Boston to Washington, returning Mon, 8 Sep, priced at HK$1,416 found 5 days ago
Delta
Tue, 26 Aug - Tue, 2 Sep
BOS
Boston
DCA
Washington
HK$1,479 Return, found 1 day ago
HK$1,479
Return
found 1 day ago
Select Delta flight, departing Tue, 26 Aug from Boston to Washington, returning Tue, 2 Sep, priced at HK$1,479 found 1 day ago
Delta
Tue, 26 Aug - Thu, 4 Sep
BOS
Boston
DCA
Washington
HK$1,511 Return, found 1 day ago
HK$1,511
Return
found 1 day ago
Select Delta flight, departing Tue, 26 Aug from Boston to Washington, returning Thu, 4 Sep, priced at HK$1,511 found 1 day ago
American Airlines
Wed, 29 Oct - Thu, 30 Oct
BOS
Boston
DCA
Washington
HK$1,522 Return, found 6 days ago
HK$1,522
Return
found 6 days ago
Select American Airlines flight, departing Wed, 29 Oct from Boston to Washington, returning Thu, 30 Oct, priced at HK$1,522 found 6 days ago

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

March is typically the cheapest month to fly

From HK$758 - HK$2,331 per traveller.

Graph displaying average flight prices per month

Boston to Washington route information
Origin airport
Logan Intl.
Destination airport
Ronald Reagan Washington National
Return price
HK$1,102
Distance
637 km
Average flight time
1 hour 43 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$551 now!

 

Frequently asked questions

How much is a flight from Logan Intl. Airport to DCA?
If you're traveling between Logan Intl. Airport (BOS) and DCA, round-trip flights start from HK$1,102. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal pass you by. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Logan Intl. Airport to National Airport?
Most flights can be canceled online, but whether you are charged a fee all comes down to your airline. If you do have to cancel your trip, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Logan Intl. Airport (BOS) to National Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for BOS to National Airport flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Logan Intl. Airport to National Airport?
With the average flight time between Logan Intl. Airport and National Airport just 1 hour and 49 minutes, you'll be discovering the sights of Arlington in no time.
How far is the flight from Logan Intl. Airport to DCA?
A flight distance of just 640 kilometers separates Boston and Arlington. Once you're up in the skies, you won't have time to do much more than flip through the pages of the in-flight magazine.
Which airlines fly direct from BOS to Ronald Reagan Washington National Airport (DCA)?
With 460 flights every month from Logan Intl. Airport (BOS) to DCA, JetBlue Airways (B6) is a popular choice. Another carrier servicing this route is American Airlines (AA). You'll have 286 flights a month to take your pick of.
Are BOS to DCA flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so not always. While last-minute flight deals between Logan Intl. Airport and National Airport are of course possible, it's also a good idea to keep track of prices well before you fly. In fact, some carriers release their prices up to a year prior to the departure date. Expedia is constantly updating the best bargains around, so keep checking back and be ready to grab your seat when the price dips.

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