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
06/07/25
1 Stopover (BOS)
B60994, B62115
08h 51min
Return
06/23/25
direct
F92751
03h 52min
JetBlue Airways ?
$241
Best option
Denver
Buffalo
Outbound
09/19/25
direct
UA2473
03h 15min
Return
09/29/25
direct
UA1727
03h 45min
United Airlines ?
$251
Denver
Buffalo
Outbound
06/08/25
1 Stopover (MCO)
F94920, F91692
22h 19min
Return
06/12/25
1 Stopover (TPA)
F91243, F92745
30h 02min
Frontier Airlines
$242
Denver
Buffalo
Outbound
06/08/25
1 Stopover (MCO)
F94920, F91692
22h 19min
Return
06/12/25
1 Stopover (TPA)
F91243, F92745
30h 02min
Frontier Airlines
$251
Denver
Buffalo
Outbound
09/19/25
direct
UA2473
03h 15min
Return
09/29/25
direct
UA1727
03h 45min
United Airlines ?
$257
Denver
Buffalo
Outbound
06/07/25
1 Stopover (CLT)
AA0573, AA1486
09h 00min
Return
06/23/25
direct
F92751
03h 52min
American Airlines ?
$265
Denver
Buffalo
Outbound
09/19/25
1 Stopover (ORD)
AA2771, AA0403
08h 00min
Return
09/29/25
1 Stopover (ORD)
AA1195, AA1160
07h 24min
American Airlines ?
$277
Denver
Buffalo
Outbound
06/18/25
1 Stopover (CLT)
AA1662, AA0703
08h 34min
Return
07/15/25
1 Stopover (CLT)
AA1204, AA1662
08h 26min
American Airlines ?
$279
Denver
Buffalo
Outbound
06/08/25
direct
UA2473
03h 10min
Return
06/12/25
1 Stopover (MSP)
SY1058, F91291
12h 18min
United Airlines ?
$279
Denver
Buffalo
Outbound
04/29/25
1 Stopover (IAD)
UA0347, UA4353
08h 19min
Return
05/08/25
1 Stopover (ORD)
UA0630, UA0767
07h 15min
United Airlines ?
$286
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 $240.35
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
Flight destinations with a similar price
Flight destinations with a similar price