Flights from Buffalo (BUF) to Washington, D.C./Dulles (IAD)

Flight Buffalo(BUF) to Dulles(IAD)
CHANGE DIRECTION

Buffalo Niagara International Airport Washington Dulles International Airport
BUF : Buffalo , United States IAD : Washington, D.C. , United States
UTC-4(DST) UTC-4(DST)

Buffalo to Washington, D.C./Dulles Flights

Find updated flight schedules, timetable, distance, aircraft types, Map, Transfer for routes from Buffalo (BUF) to Washington, D.C./Dulles (IAD).

Change Direction(IAD to BUF)

Flight Schedules Buffalo to Dulles

This route is operated by United Airlines. This is the first direct flight from Buffalo to Washington, D.C./Dulles.

Change Direction(IAD to BUF)

Flight Duration: Approximately 1 hour 14 minutes to 1 hour 38 minutes (Direct Flights)

Flight No. Departure Time Arrival Time Duration Airfare
UA4489 06:00 07:19 1h19m Trip.com PRICES HIS Prices Expedia PRICES skyticket PRICES
Flight schedules as of September 01, 2025, 06:00 AM(OAG data). Schedules may change without notice, so please check with airlines before booking. Refer to FlyTeam's terms of use before proceeding. Some airlines and flight numbers may not be displayed.

The last direct flight from Buffalo to Dulles is the final flight at 20:00 by United Airlines UA3644.

From Buffalo (BUF) to Washington, D.C./Dulles (IAD) Flights Info

Duration(Flight time)

From Buffalo to Dulles
1 hour 14 minutes to 1 hour 38 minutes
From Dulles to Buffalo
1 hour 11 minutes to 1 hour 37 minutes

Distance

From Dulles to Buffalo
Approx. 280 miles
Approx. 460 Km
This is different from mileage credits in airline loyalty programs.

Buffalo to Washington, D.C. Map

Buffalo Niagara International Airport Buffalo Niagara International Airport
Washington Dulles International Airport Washington Dulles International Airport

Type of aircrafts (BUF to IAD)

Below is a list of the aircraft types and airlines operating on this route. (Direct flights only)

* All links below lead to Japanese pages.

Transfer / Cities with One-Stop Flights

This list shows cities where you can connect for one-stop flights between Buffalo and Washington, D.C.. Direct flights operate on each segment, with the shortest flight durations listed. This is a great resource for travelers planning multi-city itineraries.

Baltimore (BWI)
BUF 1h10m BWI 45分 IAD
1h10m 45分
Philadelphia (PHL)
BUF 1h14m PHL 60分 IAD
1h16m 1h5m
Newark (EWR)
BUF 1h19m EWR 1h17m IAD
1h18m 1h12m
La Guardia (LGA)
BUF 1h17m LGA 1h25m IAD
1h18m 1h14m
JFK (JFK)
BUF 1h19m JFK 1h20m IAD
1h23m 1h20m
Detroit (DTW)
BUF 1h10m DTW 1h25m IAD
1h6m 1h30m
Hartford (BDL)
BUF 1h11m BDL 1h20m IAD
1h15m 1h14m
Raleigh (RDU)
BUF 1h38m RDU 1h4m IAD
1h37m 1h7m
Boston (BOS)
BUF 1h20m BOS 1h34m IAD
1h32m 1h30m

FAQ : Buffalo to Washington, D.C./Dulles

How far is it from Buffalo to Washington, D.C.?
The distance between Buffalo (BUF) to Washington, D.C./Dulles (IAD) is approximately 280 miles(460km) by air.
Which airlines operate at from Buffalo(BUF) to Dulles(IAD)?
Currently, this route is served by United Airlines (Japanese). You can check flight schedules for this route at Buffalo to Dulles Flight Schedules and Dulles to Buffalo Flight Schedules
What aircraft types are flying on the Buffalo (BUF) to Washington, D.C./Dulles (IAD) route?
The Buffalo – Dulles route is operated by Boeing 777 , Boeing 737-700 , Embraer 170 , Embraer 175 , Embraer ERJ-135/140/145 , Bombardier CL-600-2C10(CRJ-550) aircraft types.
United Airlines fly this route with Boeing 777 , Boeing 737-700 , Embraer 170 , Embraer 175 , Embraer ERJ-135/140/145 , Bombardier CL-600-2C10(CRJ-550).GoJet Airlines fly this route with Bombardier CL-600-2C10(CRJ-550).
What is the time difference between Buffalo to Washington, D.C.?
There is no time difference between Buffalo Niagara International Airport(Buffalo) and Washington Dulles International Airport(Washington, D.C.).Buffalo is currently observing daylight saving time (DST) from March 9, 2025 to November 2, 2025.Washington, D.C. is currently observing daylight saving time (DST) from March 9, 2025 to November 2, 2025.