Frontier Airlines flight F9 3172: Denver - Chicago O'Hare

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Fri 07:10 Denver (DEN) 10:57 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A320neo (32N) 2:47 Effective 2026-01-23 through 2026-02-06
Sun 07:10 Denver (DEN) 10:57 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A321neo (32Q) 2:47 Effective 2026-01-25 through 2026-02-08
Thu 14:57 Denver (DEN) 18:31 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A321neo (32Q) 2:34 Effective 2026-01-22 through 2026-02-05
Thu 15:02 Denver (DEN) 18:45 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A321neo (32Q) 2:43 Operates only on 2026-01-08
Mon 15:02 Denver (DEN) 18:45 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A321 (321) 2:43 Operates only on 2026-01-12
Thu,Fri,Sun 17:41 Denver (DEN) 21:24 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A321neo (32Q) 2:43 Effective 2026-01-15 through 2026-01-18
Thu 19:35 Denver (DEN) 23:14 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A321 (321) 2:39 Effective 2026-02-12 through 2026-03-05
Sun 19:35 Denver (DEN) 23:14 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A321neo (32Q) 2:39 Operates only on 2026-03-01
Daily 20:45 Denver (DEN) 00:12 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A320neo (32N) 2:27 Valid until 2026-01-04
The flight arrives 1 day after departure.
Mon 20:45 Denver (DEN) 00:12 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A321neo (32Q) 2:27 Operates only on 2026-01-05
The flight arrives 1 day after departure.
Mon,Thu-Sun 20:45 Denver (DEN) 00:12 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A321 (321) 2:27 Effective 2026-04-02 through 2026-04-13
The flight arrives 1 day after departure.
Sun 20:52 Denver (DEN) 00:20 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A320neo (32N) 2:28 Effective 2026-02-15 through 2026-02-22
The flight arrives 1 day after departure.
Sat 21:00 Denver (DEN) 00:38 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A320neo (32N) 2:38 Effective 2026-03-21 through 2026-03-28
The flight arrives 1 day after departure.
Mon,Fri 21:29 Denver (DEN) 01:07 Chicago O'Hare (ORD) 5
F9 3172 Non-stop Airbus A321 (321) 2:38 Effective 2026-03-06 through 2026-03-30
The flight arrives 1 day after departure.


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Frontier Airlines flight F9 3172:
Denver - Chicago O'Hare
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Frontier Airlines F93172
07:10
Denver (DEN)

10:57
Chicago O'Hare (ORD) 5
Effective 2026-01-23 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:47, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F93172
07:10
Denver (DEN)

10:57
Chicago O'Hare (ORD) 5
Effective 2026-01-25 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:47, non-stop
Airbus A321neo (32Q)
Direct Flights:
Frontier Airlines F93172
14:57
Denver (DEN)

18:31
Chicago O'Hare (ORD) 5
Effective 2026-01-22 through 2026-02-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:34, non-stop
Airbus A321neo (32Q)
Direct Flights:
Frontier Airlines F93172
15:02
Denver (DEN)

18:45
Chicago O'Hare (ORD) 5
Operates only on 2026-01-08
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:43, non-stop
Airbus A321neo (32Q)
Direct Flights:
Frontier Airlines F93172
15:02
Denver (DEN)

18:45
Chicago O'Hare (ORD) 5
Operates only on 2026-01-12
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:43, non-stop
Airbus A321 (321)
Direct Flights:
Frontier Airlines F93172
17:41
Denver (DEN)

21:24
Chicago O'Hare (ORD) 5
Effective 2026-01-15 through 2026-01-18
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:43, non-stop
Airbus A321neo (32Q)
Direct Flights:
Frontier Airlines F93172
19:35
Denver (DEN)

23:14
Chicago O'Hare (ORD) 5
Effective 2026-02-12 through 2026-03-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:39, non-stop
Airbus A321 (321)
Direct Flights:
Frontier Airlines F93172
19:35
Denver (DEN)

23:14
Chicago O'Hare (ORD) 5
Operates only on 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:39, non-stop
Airbus A321neo (32Q)
Direct Flights:
Frontier Airlines F93172
20:45
Denver (DEN)

00:12(+1)
Chicago O'Hare (ORD) 5
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:27, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93172
20:45
Denver (DEN)

00:12(+1)
Chicago O'Hare (ORD) 5
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:27, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93172
20:45
Denver (DEN)

00:12(+1)
Chicago O'Hare (ORD) 5
Effective 2026-04-02 through 2026-04-13
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:27, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93172
20:52
Denver (DEN)

00:20(+1)
Chicago O'Hare (ORD) 5
Effective 2026-02-15 through 2026-02-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:28, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93172
21:00
Denver (DEN)

00:38(+1)
Chicago O'Hare (ORD) 5
Effective 2026-03-21 through 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:38, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93172
21:29
Denver (DEN)

01:07(+1)
Chicago O'Hare (ORD) 5
Effective 2026-03-06 through 2026-03-30
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:38, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.
  • F9 3172 is a domestic flight departing from the Denver airport (DEN) and arriving at Chicago O'Hare airport (ORD).
  • The flight distance is 885 miles, or 1425 km.
  • The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-6 . 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 2:27 and 2:47.
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