Flights from Washington DC to Boston

Our cheapest offers for flights from Washington DC to Boston

Here you can compare cheap flights from Washington DC (IAD) to Boston (BOS) 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 Boston. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Washington DC
Boston
Outbound
11/09/25
1 Stopover (EWR)
UA2669, UA0593
06h 20min
Return
12/07/25
direct
UA1734
01h 44min
United Airlines ?
$203
Best option
Washington DC
Boston
Outbound
11/09/25
direct
UA0755
01h 35min
Return
12/07/25
direct
UA1734
01h 44min
United Airlines ?
$305
Washington DC
Boston
Please note: transfer for connecting flight
Outbound
11/09/25
3 Stopovers (LNS, PIT, FLL)
9X0248, 9X0157, NK0141, NK2304
31h 00min
Return
12/07/25
3 Stopovers (FLL, PIT, LNS)
NK2305, NK0140, 9X0152, 9X0245
29h 38min
Southern Airways Express, Spirit Airlines
$383
Washington DC
Boston
Outbound
11/09/25
1 Stopover (EWR)
UA2669, UA0375
04h 43min
Return
12/07/25
direct
UA1734
01h 44min
United Airlines ?
$204
Washington DC
Boston
Outbound
11/09/25
1 Stopover (EWR)
UA2669, UA0375
04h 43min
Return
12/07/25
direct
UA1734
01h 44min
United Airlines
$217
Washington DC
Boston
Outbound
11/09/25
1 Stopover (ATL)
F91081, F93512
15h 31min
Return
12/07/25
1 Stopover (TYS)
G41398, G41437
10h 07min
Frontier Airlines ?
$234
Washington DC
Boston
Outbound
11/09/25
1 Stopover (CLT)
AA1637, AA2776
04h 42min
Return
12/07/25
1 Stopover (CLT)
AA2033, AA3325
05h 25min
American Airlines ?
$381
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Washington DC to Boston

Favorite airline: United Airlines
The majority of passengers on the route Washington DC – Boston prefer to fly with United Airlines.
United Airlines
86 %
Porter Airlines
14 %
Direct flights are the cheapest connection
On this route, direct flights are $ 5.00 cheaper than flights with a stopover.
non stop flight
1 stop
01h 33min
04h 49min
$ 173
$ 178
The favorite connection is non-stop
61 % of travelers decide to book a direct flight on this route.
Route
bookings
Direct flights
01h 33min, from $ 173
61 %
1 stopover New York - Newark Liberty International Airport, NJ
04h 49min, from $ 178
25 %
1 stopover Toronto - City Centre Airport
08h 17min, from $ 541
14 %

Important flight information

Flight information: Washington DC - Boston

Roundtrip from $ 202,10
Flight duration min. 01:28 / max. 11:24
Return flight duration min. 01:37/ max. 07:50
Distance 664 km
Flights per week 30
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport Boston Logan International Airport, MA (BOS)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Boston
Flight destinations with a similar price
Flight destinations with a similar price