Frontier Airlines flights from Denver (DEN) to Buffalo (BUF).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Fri 08:07 Denver (DEN) 13:15 Buffalo (BUF)
Frontier Airlines F9 2752 Non-stop Airbus A321 (321) 3:08 Effective 2025-06-13 through 2025-08-15
Mon 08:07 Denver (DEN) 13:15 Buffalo (BUF)
Frontier Airlines F9 2752 Non-stop Airbus A321neo (32Q) 3:08 Effective 2025-06-16 through 2025-08-18
Wed 11:00 Denver (DEN) 16:09 Buffalo (BUF)
Frontier Airlines F9 2752 Non-stop Airbus A321 (321) 3:09 Effective 2025-06-18 through 2025-08-13
Mon,Fri 11:13 Denver (DEN) 16:29 Buffalo (BUF)
Frontier Airlines F9 2752 Non-stop Airbus A321neo (32Q) 3:16 Effective 2025-05-23 through 2025-05-30
Mon,Fri 11:20 Denver (DEN) 16:29 Buffalo (BUF)
Frontier Airlines F9 2752 Non-stop Airbus A321neo (32Q) 3:09 Effective 2025-06-02 through 2025-06-09


Frontier Airlines flights from Denver (DEN) to Buffalo (BUF).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Effective 2025-06-13 through 2025-08-15
Mon
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Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Duration: 3:08, non-stop
Airbus A321 (321)

Effective 2025-06-16 through 2025-08-18
Mon
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
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Duration: 3:08, non-stop
Airbus A321neo (32Q)

Effective 2025-06-18 through 2025-08-13
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Duration: 3:09, non-stop
Airbus A321 (321)

Effective 2025-05-23 through 2025-05-30
Mon
Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Duration: 3:16, non-stop
Airbus A321neo (32Q)

Effective 2025-06-02 through 2025-06-09
Mon
Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Duration: 3:09, non-stop
Airbus A321neo (32Q)
  • A domestic route departing from the Denver airport (DEN) and arriving at Buffalo airport (BUF).
  • The flight distance is 1355 miles, or 2180 km.
  • The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 3:08 and 3:16.