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

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

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

Washington, D.C./Dulles to Buffalo Flights

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

Change Direction(BUF to IAD)

Flight Schedules Dulles to Buffalo

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

Change Direction(BUF to IAD)

Flight Duration: Approximately 1 hour 11 minutes to 1 hour 37 minutes (Direct Flights)

Flight No. Departure Time Arrival Time Duration Airfare
UA4236 08:20 09:43 1h23m 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 Dulles to Buffalo is the final flight at 22:30 by United Airlines UA4478.

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

Duration(Flight time)

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

Distance

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

Washington, D.C. to Buffalo Map

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

Type of aircrafts (IAD to BUF)

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

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

How far is it from Washington, D.C. to Buffalo?
The distance between Washington, D.C./Dulles (IAD) to Buffalo (BUF) is approximately 280 miles(460km) by air.
Which airlines operate at from Dulles(IAD) to Buffalo(BUF)?
Currently, this route is served by United Airlines (Japanese). You can check flight schedules for this route at Dulles to Buffalo Flight Schedules and Buffalo to Dulles Flight Schedules
What aircraft types are flying on the Washington, D.C./Dulles (IAD) to Buffalo (BUF) route?
The Dulles – Buffalo 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 Washington, D.C. to Buffalo?
There is no time difference between Washington Dulles International Airport(Washington, D.C.) and Buffalo Niagara International Airport(Buffalo).Washington, D.C. is currently observing daylight saving time (DST) from March 9, 2025 to November 2, 2025.Buffalo is currently observing daylight saving time (DST) from March 9, 2025 to November 2, 2025.