Flights from Denver to Buffalo

Our cheapest offers for flights from Denver to Buffalo

Here you can compare cheap flights from Denver (DEN) to Buffalo (BUF) 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 Buffalo. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Denver
Buffalo
Outbound
04/03/26
1 Stopover (JFK)
B60098, B61602
08h 15min
Return
04/16/26
1 Stopover (JFK)
B61401, B60097
08h 18min
JetBlue Airways ?
$445
Best option
Denver
Buffalo
Outbound
04/03/26
direct
UA1953
03h 15min
Return
04/16/26
1 Stopover (ORD)
UA0543, UA1803
07h 24min
United Airlines ?
$532
Denver
Buffalo
Outbound
04/03/26
1 Stopover (JFK)
B60098, B61602
08h 15min
Return
04/16/26
1 Stopover (JFK)
B61401, B60097
08h 18min
JetBlue Airways ?
$516
Denver
Buffalo
Outbound
04/03/26
1 Stopover (CLT)
AA3299, AA1203
08h 48min
Return
04/16/26
1 Stopover (ORD)
AA4665, AA1647
06h 34min
American Airlines ?
$629
Denver
Buffalo
Outbound
04/03/26
direct
UA1953
03h 15min
Return
04/16/26
1 Stopover (ORD)
UA0543, UA1803
07h 24min
United Airlines ?
$1,131
Denver
Buffalo
Outbound
04/03/26
1 Stopover (ATL)
F93294, F91408
09h 43min
Return
04/16/26
4 Stopovers (EWR, FRA, SOF, MUC)
LH7803, LH0403, LH1426, LH1705, LH0480
50h 20min
Frontier Airlines ?
$1,873
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Denver to Buffalo

Favorite airline: Frontier Airlines
Most travelers looking for flights on the route from Denver to Buffalo decide to book flights with Frontier Airlines.
Frontier Airlines
43 %
American Airlines
29 %
Delta
14 %

Important flight information

Flight information: Denver - Buffalo

Roundtrip from $ 444,40
Flight duration min. 03:26
Return flight duration min. 04:18/ max. 08:15
Distance 2184 km
Flights per week 3
Departure airport Airport Denver International Airport, CO (DEN)
Arrival airport Airport Buffalo Niagara International, NY (BUF)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Buffalo
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