Frontier Airlines flight F9 3721: Austin - Phoenix Sky Harbor

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Thu,Sun 10:22 Austin (AUS) 11:07 Phoenix Sky Harbor (PHX) 3
F9 3721 Non-stop Airbus A320neo (32N) 2:45 Effective 2026-03-15 through 2026-03-22
Sat 18:17 Austin (AUS) 19:02 Phoenix Sky Harbor (PHX) 3
F9 3721 Non-stop Airbus A320neo (32N) 2:45 Effective 2026-03-14 through 2026-03-21
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Frontier Airlines flight F9 3721:
Austin - Phoenix Sky Harbor
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Frontier Airlines F93721
Effective 2026-03-15 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
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Sun
Duration: 2:45, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F93721
Effective 2026-03-14 through 2026-03-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:45, non-stop
Airbus A320neo (32N)
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  • F9 3721 is a domestic flight departing from the Austin airport (AUS) and arriving at Phoenix Sky Harbor airport (PHX).
  • The flight distance is 870 miles, or 1400 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-7 . 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 is 2:45.