Frontier Airlines flights from Denver (DEN) to Austin (AUS).

FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri,Sun 07:00 Denver (DEN) 10:16 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A321 (321) 2:16 Effective 2026-04-02 through 2026-04-13
Fri 10:46 Denver (DEN) 13:59 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A321neo (32Q) 2:13 Valid until 2026-01-02
Mon 10:46 Denver (DEN) 13:59 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A320neo (32N) 2:13 Valid until 2026-01-05
Mon,Fri 10:53 Denver (DEN) 14:06 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A321 (321) 2:13 Effective 2026-01-09 through 2026-01-12
Thu 11:05 Denver (DEN) 14:21 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A321neo (32Q) 2:16 Effective 2026-01-22 through 2026-02-05
Mon,Fri 16:13 Denver (DEN) 19:27 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A320neo (32N) 2:14 Effective 2026-01-16 through 2026-01-23
Fri 16:13 Denver (DEN) 19:27 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A320neo (32N) 2:14 Effective 2026-01-30 through 2026-02-06
Mon,Sun 16:16 Denver (DEN) 19:30 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A320neo (32N) 2:14 Effective 2026-01-25 through 2026-02-09
Tue 18:27 Denver (DEN) 21:42 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A321neo (32Q) 2:15 Operates only on 2026-01-13
Mon-Sat 18:35 Denver (DEN) 21:50 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A320neo (32N) 2:15 Effective 2026-03-06 through 2026-03-31
Sun 18:48 Denver (DEN) 22:03 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A321 (321) 2:15 Effective 2026-03-08 through 2026-03-29
Tue,Wed,Sat 19:43 Denver (DEN) 22:56 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A320neo (32N) 2:13 Effective 2026-01-06 through 2026-01-10
Tue 20:00 Denver (DEN) 23:13 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A320neo (32N) 2:13 Effective 2026-02-10 through 2026-03-03
Wed 20:15 Denver (DEN) 23:28 Austin (AUS) Frontier Airlines F9 1816 Non-stop Airbus A321neo (32Q) 2:13 Operates only on 2026-01-14
Thu 06:00 Denver (DEN) 09:21 Austin (AUS) Frontier Airlines F9 1860 Non-stop Airbus A320neo (32N) 2:21 Effective 2026-02-12 through 2026-02-19
Mon,Fri,Sun 06:00 Denver (DEN) 09:21 Austin (AUS) Frontier Airlines F9 1860 Non-stop Airbus A321neo (32Q) 2:21 Effective 2026-02-13 through 2026-02-22
Mon,Thu,Fri 06:00 Denver (DEN) 09:21 Austin (AUS) Frontier Airlines F9 1860 Non-stop Airbus A320neo (32N) 2:21 Effective 2026-02-23 through 2026-03-05
Sun 06:00 Denver (DEN) 09:21 Austin (AUS) Frontier Airlines F9 1860 Non-stop Airbus A321neo (32Q) 2:21 Operates only on 2026-03-01
Thu,Sat,Sun 06:45 Denver (DEN) 10:06 Austin (AUS) Frontier Airlines F9 1860 Non-stop Airbus A321neo (32Q) 2:21 Effective 2026-03-07 through 2026-03-29
Tue 19:28 Denver (DEN) 22:40 Austin (AUS) Frontier Airlines F9 1860 Non-stop Airbus A320neo (32N) 2:12 Effective 2026-01-20 through 2026-02-03
Sat 19:59 Denver (DEN) 23:11 Austin (AUS) Frontier Airlines F9 1860 Non-stop Airbus A320neo (32N) 2:12 Effective 2026-01-24 through 2026-02-07
Sat 20:08 Denver (DEN) 23:21 Austin (AUS) Frontier Airlines F9 1860 Non-stop Airbus A321neo (32Q) 2:13 Operates only on 2026-01-17
Wed 19:19 Denver (DEN) 22:31 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A320neo (32N) 2:12 Effective 2026-01-21 through 2026-02-04
Wed 20:00 Denver (DEN) 23:13 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A320neo (32N) 2:13 Effective 2026-02-11 through 2026-03-04
Mon,Wed-Fri 21:00 Denver (DEN) 00:14 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A321neo (32Q) 2:14 Valid until 2026-01-05 The flight arrives 1 day after departure.
Tue,Sat,Sun 21:00 Denver (DEN) 00:14 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A320neo (32N) 2:14 Valid until 2026-01-04 The flight arrives 1 day after departure.
Thu,Sun 21:00 Denver (DEN) 00:16 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A320neo (32N) 2:16 Effective 2026-01-22 through 2026-02-12 The flight arrives 1 day after departure.
Mon,Fri 21:00 Denver (DEN) 00:16 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A321neo (32Q) 2:16 Effective 2026-01-23 through 2026-02-09 The flight arrives 1 day after departure.
Mon,Thu,Sat 21:00 Denver (DEN) 00:16 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A320neo (32N) 2:16 Effective 2026-02-14 through 2026-02-26 The flight arrives 1 day after departure.
Sun 21:00 Denver (DEN) 00:16 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A321neo (32Q) 2:16 Effective 2026-02-15 through 2026-03-01 The flight arrives 1 day after departure.
Mon,Thu-Sat 21:00 Denver (DEN) 00:16 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A320neo (32N) 2:16 Effective 2026-02-27 through 2026-03-05 The flight arrives 1 day after departure.
Daily 21:00 Denver (DEN) 00:16 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A321neo (32Q) 2:16 Effective 2026-03-06 through 2026-03-31 The flight arrives 1 day after departure.
Daily 21:00 Denver (DEN) 00:14 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A321 (321) 2:14 Effective 2026-04-01 through 2026-04-13 The flight arrives 1 day after departure.
Thu,Fri,Sun 21:02 Denver (DEN) 00:16 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A320neo (32N) 2:14 Effective 2026-01-08 through 2026-01-11 The flight arrives 1 day after departure.
Mon 21:02 Denver (DEN) 00:16 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A321neo (32Q) 2:14 Operates only on 2026-01-12 The flight arrives 1 day after departure.
Fri 21:06 Denver (DEN) 00:22 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A320neo (32N) 2:16 Effective 2026-02-13 through 2026-02-20 The flight arrives 1 day after departure.
Mon,Thu,Fri,Sun 21:12 Denver (DEN) 00:28 Austin (AUS) Frontier Airlines F9 2890 Non-stop Airbus A320neo (32N) 2:16 Effective 2026-01-15 through 2026-01-19 The flight arrives 1 day after departure.

A domestic route departing from the Denver airport (DEN) and arriving at Austin airport (AUS).
The flight distance is 775 miles, or 1248 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 2:12 and 2:21.

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FLIGHT SCHEDULE

Direct Flights:

Frontier Airlines F91816

07:00

Denver (DEN)

10:16

Austin (AUS)

Effective 2026-04-02 through 2026-04-13

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 2:16, non-stop
Airbus A321 (321)

Direct Flights:

Frontier Airlines F91816

10:46

Denver (DEN)

13:59

Austin (AUS)

Valid until 2026-01-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:13, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F91816

10:46

Denver (DEN)

13:59

Austin (AUS)

Valid until 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:13, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F91816

10:53

Denver (DEN)

14:06

Austin (AUS)

Effective 2026-01-09 through 2026-01-12

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:13, non-stop
Airbus A321 (321)

Direct Flights:

Frontier Airlines F91816

11:05

Denver (DEN)

14:21

Austin (AUS)

Effective 2026-01-22 through 2026-02-05

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:16, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F91816

16:13

Denver (DEN)

19:27

Austin (AUS)

Effective 2026-01-16 through 2026-01-23

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:14, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F91816

16:13

Denver (DEN)

19:27

Austin (AUS)

Effective 2026-01-30 through 2026-02-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:14, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F91816

16:16

Denver (DEN)

19:30

Austin (AUS)

Effective 2026-01-25 through 2026-02-09

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:14, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F91816

18:27

Denver (DEN)

21:42

Austin (AUS)

Operates only on 2026-01-13

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:15, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F91816

18:35

Denver (DEN)

21:50

Austin (AUS)

Effective 2026-03-06 through 2026-03-31

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Duration: 2:15, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F91816

18:48

Denver (DEN)

22:03

Austin (AUS)

Effective 2026-03-08 through 2026-03-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:15, non-stop
Airbus A321 (321)

Direct Flights:

Frontier Airlines F91816

19:43

Denver (DEN)

22:56

Austin (AUS)

Effective 2026-01-06 through 2026-01-10

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:13, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F91816

20:00

Denver (DEN)

23:13

Austin (AUS)

Effective 2026-02-10 through 2026-03-03

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:13, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F91816

20:15

Denver (DEN)

23:28

Austin (AUS)

Operates only on 2026-01-14

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:13, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F91860

06:00

Denver (DEN)

09:21

Austin (AUS)

Effective 2026-02-12 through 2026-02-19

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:21, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F91860

06:00

Denver (DEN)

09:21

Austin (AUS)

Effective 2026-02-13 through 2026-02-22

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 2:21, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F91860

06:00

Denver (DEN)

09:21

Austin (AUS)

Effective 2026-02-23 through 2026-03-05

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:21, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F91860

06:00

Denver (DEN)

09:21

Austin (AUS)

Operates only on 2026-03-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:21, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F91860

06:45

Denver (DEN)

10:06

Austin (AUS)

Effective 2026-03-07 through 2026-03-29

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun

Duration: 2:21, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F91860

19:28

Denver (DEN)

22:40

Austin (AUS)

Effective 2026-01-20 through 2026-02-03

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:12, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F91860

19:59

Denver (DEN)

23:11

Austin (AUS)

Effective 2026-01-24 through 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:12, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F91860

20:08

Denver (DEN)

23:21

Austin (AUS)

Operates only on 2026-01-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:13, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F92890

19:19

Denver (DEN)

22:31

Austin (AUS)

Effective 2026-01-21 through 2026-02-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:12, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F92890

20:00

Denver (DEN)

23:13

Austin (AUS)

Effective 2026-02-11 through 2026-03-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:13, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F92890

21:00

Denver (DEN)

00:14(+1)

Austin (AUS)

Valid until 2026-01-05

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 2:14, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

Frontier Airlines F92890

21:00

Denver (DEN)

00:14(+1)

Austin (AUS)

Valid until 2026-01-04

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 2:14, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Direct Flights:

Frontier Airlines F92890

21:00

Denver (DEN)

00:16(+1)

Austin (AUS)

Effective 2026-01-22 through 2026-02-12

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 2:16, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Direct Flights:

Frontier Airlines F92890

21:00

Denver (DEN)

00:16(+1)

Austin (AUS)

Effective 2026-01-23 through 2026-02-09

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:16, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

Frontier Airlines F92890

21:00

Denver (DEN)

00:16(+1)

Austin (AUS)

Effective 2026-02-14 through 2026-02-26

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun
-

Duration: 2:16, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Direct Flights:

Frontier Airlines F92890

21:00

Denver (DEN)

00:16(+1)

Austin (AUS)

Effective 2026-02-15 through 2026-03-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:16, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

Frontier Airlines F92890

21:00

Denver (DEN)

00:16(+1)

Austin (AUS)

Effective 2026-02-27 through 2026-03-05

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun
-

Duration: 2:16, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Direct Flights:

Frontier Airlines F92890

21:00

Denver (DEN)

00:16(+1)

Austin (AUS)

Effective 2026-03-06 through 2026-03-31

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:16, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

Frontier Airlines F92890

21:00

Denver (DEN)

00:14(+1)

Austin (AUS)

Effective 2026-04-01 through 2026-04-13

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:14, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Flights:

Frontier Airlines F92890

21:02

Denver (DEN)

00:16(+1)

Austin (AUS)

Effective 2026-01-08 through 2026-01-11

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 2:14, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Direct Flights:

Frontier Airlines F92890

21:02

Denver (DEN)

00:16(+1)

Austin (AUS)

Operates only on 2026-01-12

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:14, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

Frontier Airlines F92890

21:06

Denver (DEN)

00:22(+1)

Austin (AUS)

Effective 2026-02-13 through 2026-02-20

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:16, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Direct Flights:

Frontier Airlines F92890

21:12

Denver (DEN)

00:28(+1)

Austin (AUS)

Effective 2026-01-15 through 2026-01-19

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 2:16, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

A domestic route departing from the Denver airport (DEN) and arriving at Austin airport (AUS).
The flight distance is 775 miles, or 1248 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 2:12 and 2:21.

All DEN-AUS flights

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