Direct flights from Dulles to Buffalo
All flights from IAD to BUF non-stop. There are direct flights from Washington Dulles International (IAD), Virginia, USA to Buffalo Niagara International (BUF), New York, USA with United Airlines. 30 weekly departures are currently scheduled on this route. Departure times range from 08:15 to 22:24 depending on the schedule period. The flight distance is 285 miles (459 km). Flight time ranges from 1 hour and 11 minutes to 1 hour and 35 minutes.
Dulles
, USA
Flight schedule from Dulles to Buffalo with United Airlines
This is a weekly direct flight schedule for United Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-09-21
Dulles to Buffalo scheduled departures
Select a date to see every published non-stop departure between IAD and BUF.
IAD - BUF route facts
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Distance285 miles (459 km)
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Flight time1 hour and 11 minutes to 1 hour and 35 minutes
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Airline United
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Airline alliancesStar Alliance
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CabinsEconomy First
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Hub airportsIAD (Secondary hub.)
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AircraftCanadair (Bombardier) Regional Jet 550, Embraer RJ135 / RJ140 / RJ145 and Embraer 175 (Enhanced Winglets)
Route FAQ
Nearby airports that offer flights to Buffalo (BUF)
From Reagan National (DCA)
28 flights per week
Direct flights from Dulles to NY, USA
From Dulles to Plattsburgh
PBG Plattsburgh International
From Dulles to Albany
ALB Albany International
From Dulles to Ogdensburg
OGS Ogdensburg International
From Dulles to New York
JFK John F Kennedy International
From Dulles to Syracuse
SYR Syracuse Hancock International
From Dulles to New York
LGA La Guardia
From Dulles to Rochester
ROC Greater Rochester International
From Dulles to Ithaca
ITH Ithaca Tompkins Regional Airport
