Flights from Boston to Washington DC

Our cheapest offers for flights from Boston to Washington DC

Here you can compare cheap flights from Boston (BOS) to Washington DC (IAD) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Washington DC. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Boston
Washington DC
Outbound
03/02/25
direct
UA1734
01h 44min
Return
03/07/25
direct
UA0755
01h 35min
United Airlines ?
$185
Boston
Washington DC
Pay attention to transfer at connecting flight
Outbound
03/02/25
3 Stopovers (MCO, CUN, SAL)
NK0502, NK3642, N34317, N34312
30h 48min
Return
03/07/25
3 Stopovers (BFD, PIT, MYR)
9X0393, 9X0305, NK3183, NK0138
31h 42min
Spirit Airlines, Volaris El Salvador
$776
Boston
Washington DC
Outbound
03/02/25
direct
UA1734
01h 44min
Return
03/07/25
direct
UA0755
01h 35min
United Airlines ?
$193
Boston
Washington DC
Outbound
03/02/25
direct
UA1734
01h 44min
Return
03/07/25
direct
UA0755
01h 35min
United Airlines ?
$204
Boston
Washington DC
Outbound
03/02/25
direct
UA1734
01h 44min
Return
03/07/25
1 Stopover (EWR)
UA1929, UA1864
04h 25min
United Airlines
$209
Boston
Washington DC
Outbound
03/02/25
direct
UA1734
01h 44min
Return
03/07/25
1 Stopover (EWR)
UA2398, UA1298
04h 56min
United Airlines
$262
Boston
Washington DC
Outbound
03/02/25
1 Stopover (CLT)
AA1448, AA5549
04h 35min
Return
03/07/25
1 Stopover (CLT)
AA5223, AA1466
05h 54min
American Airlines ?
$448
Boston
Washington DC
Outbound
03/02/25
direct
UA1734
01h 44min
Return
03/07/25
direct
UA0755
01h 35min
United Airlines ?
$1,023
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Boston to Washington DC

Favorite airline: United Airlines
Flight tickets on the route Boston – Washington DC are most frequently booked with United Airlines.
United Airlines
91 %
Porter Airlines
4 %
Sun Country Airlines
2 %
Cheapest weekday: Saturday
On this route flights are cheapest on Saturday when a ticket costs $152.00 on average.
Direct flights are cheaper
Direct flights on this route are $23.00 cheaper on average than flights with a stopover.
non stop flight
1 stop
01h 41min
04h 46min
$191
$214
The favorite connection is non-stop
Non-stop flights are especially popular on this route. 78 % of travelers will book a direct flight.
Route
bookings
Direct flights
01h 41min, from $191
78 %
1 stopover New York - Newark Liberty International Airport, NJ
04h 46min, from $214
12 %
1 stopover Toronto - City Centre Airport
05h 07min, from $868
6 %

Important flight information

Flight information: Boston - Washington DC

Roundtrip from $184.25
Flight duration min. 01:37 / max. 07:50
Return flight duration min. 01:28/ max. 11:24
Distance 664 km
Flights per week 30
Departure airport Airport Boston Logan International Airport, MA (BOS)
Arrival airport Airport Washington DC - Dulles International Airport, DC (IAD)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Washington DC
Flight destinations with a similar price