Flights from Buffalo to Washington DC

Our cheapest offers for flights from Buffalo to Washington DC

Here you can compare cheap flights from Buffalo (BUF) 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
Buffalo
Washington DC
Outbound
02/13/26
1 Stopover (DTW)
DL4639, DL4704
12h 42min
Return
02/26/26
1 Stopover (DTW)
DL5511, DL4639
03h 35min
Delta Air Lines ?
$288
Best option
Buffalo
Washington DC
Outbound
02/13/26
direct
UA3494
01h 28min
Return
02/26/26
direct
UA3554
01h 26min
United Airlines ?
$313
Buffalo
Washington DC
Outbound
02/13/26
direct
UA4935
01h 28min
Return
02/26/26
direct
UA4335
01h 34min
United Airlines ?
$523
Buffalo
Washington DC
Outbound
02/13/26
1 Stopover (CLT)
AA2301, AA5549
04h 01min
Return
02/26/26
1 Stopover (CLT)
AA5649, AA1203
03h 54min
American Airlines ?
$596
Buffalo
Washington DC
Outbound
02/13/26
2 Stopovers (MCO, SJU)
F91691, F92250, F92905
28h 45min
Return
02/26/26
1 Stopover (MCO)
F92859, F91692
28h 36min
Frontier Airlines ?
$673
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Buffalo to Washington DC

Favorite airline: United Airlines
The majority of passengers on the route Buffalo – Washington DC prefer to fly with United Airlines.
United Airlines
56 %
American Airlines
22 %
Delta
22 %
Direct flights are the cheapest connection
Compared to direct flights, flights with a stopover on this route are on average 15 % more expensive.
non stop flight
1 stop
01h 19min
05h 06min
$209
$247
The favorite connection is non-stop
Flights from Buffalo to Washington DC are most often booked as a direct flight.
Route
bookings
Direct flights
01h 19min, from $209
57 %
1 stopover Charlotte Douglas International Airport, NC
05h 56min, from $341
29 %
1 stopover Detroit Metropolitan Wayne County Airport, MI
05h 06min, from $247
14 %

Important flight information

Flight information: Buffalo - Washington DC

Roundtrip from $287.07
Flight duration min. 01:16 / max. 01:20
Return flight duration min. 01:14/ max. 01:24
Distance 457 km
Flights per week 22
Departure airport Airport Buffalo Niagara International, NY (BUF)
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
Flight destinations with a similar price