Earn point on your loyalty program!arrow arc left

Cheap flights from Buffalo (BUF) to Denver (DEN)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)

How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Buffalo to Denver in June , July 2026

30 Jun - 28 Jul $ 335.00
BUF
Buffalo
JetBlue Airways
1 STOPS
DEN
Denver
DEN
Denver
JetBlue Airways
1 STOPS
BUF
Buffalo
Pick dates
16 Jun - 04 Jul $ 422.00
BUF
Buffalo
JetBlue Airways
1 STOPS
DEN
Denver
DEN
Denver
JetBlue Airways
1 STOPS
BUF
Buffalo
Pick dates
11 Jun - 02 Jul $ 744.00
BUF
Buffalo
JetBlue Airways
1 STOPS
DEN
Denver
DEN
Denver
JetBlue Airways
1 STOPS
BUF
Buffalo
Pick dates

Last minute flights from Buffalo to Denver

23 Jun - 30 Jun $ 394.00
BUF
Buffalo
JetBlue Airways
1 STOPS
DEN
Denver
DEN
Denver
JetBlue Airways
1 STOPS
BUF
Buffalo
Pick dates
16 Jun - 30 Jun $ 466.00
BUF
Buffalo
JetBlue Airways
1 STOPS
DEN
Denver
DEN
Denver
JetBlue Airways
1 STOPS
BUF
Buffalo
Pick dates
16 Jun - 30 Jun $ 796.00
BUF
Buffalo
United Airlines
DIRECT
DEN
Denver
DEN
Denver
United Airlines
DIRECT
BUF
Buffalo
Pick dates

One-way flights to Denver from Buffalo

9:00 AM - 9:00 AM
United Airlines
0 Stops
3h 35m
BUF - DEN
$ 200
Kiwi
Pick dates
3:50 PM - 8:23 PM
JetBlue Airways
1 Stops
9h 9m
BUF - DEN
$ 305
Kiwi
Pick dates
9:00 AM - 9:00 AM
United Airlines
0 Stops
3h 35m
BUF - DEN
$ 469
Kiwi
Pick dates

How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Buffalo (BUF) to Denver (DEN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.