Direct flights from Denver to Buffalo
All flights from DEN to BUF non-stop. There are direct flights from Denver International (DEN), Colorado, USA to Buffalo Niagara International (BUF), New York, USA with Southwest Airlines and United Airlines. 16 weekly departures are currently scheduled on this route. Departure times range from 10:40 to 19:25 depending on the schedule period. The flight distance is 1363 miles (2193 km). Flight time ranges from 2 hours and 55 minutes to 3 hours and 18 minutes.
Denver
, USA
Flight schedule from Denver to Buffalo with Southwest Airlines
This is a weekly direct flight schedule for Southwest 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 2026-06-29
Flight schedule from Denver 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 2026-06-29
Denver to Buffalo scheduled departures
Select a date to see every published non-stop departure between DEN and BUF.
DEN - BUF route facts
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Distance1363 miles (2193 km)
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Flight time2 hours and 55 minutes to 3 hours and 18 minutes
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Airlines Southwest United
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Airline alliancesLow-cost carrier Star Alliance
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CabinsEconomy Business First
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Hub airportsUnited Airlines: DEN
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AircraftSouthwest Airlines: Boeing 737-800 (winglets) Passenger/BBJ2, Boeing 737MAX 8 Passenger and Boeing 737-700 Passenger (Scimitar Winglets)United Airlines: Boeing 737-800 Passenger and Boeing 737-900 Passenger
Route FAQ
Direct flights from Denver to NY, USA
From Denver to New York
JFK John F Kennedy International
From Denver to New York
LGA La Guardia
From Denver to Albany
ALB Albany International
From Denver to Syracuse
SYR Syracuse Hancock International
