Frontier Airlines flights from Denver (DEN) to San Francisco (SFO).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 06:00 Denver (DEN) 08:03 San Francisco (SFO) I
Frontier Airlines F9 1093 Non-stop Airbus A320neo (32N) 3:03 Effective 2026-02-14 through 2026-02-28
Wed 16:04 Denver (DEN) 17:59 San Francisco (SFO) I
Frontier Airlines F9 1093 Non-stop Airbus A321 (321) 2:55 Operates only on 2026-01-07
Tue 16:29 Denver (DEN) 18:24 San Francisco (SFO) I
Frontier Airlines F9 1093 Non-stop Airbus A320neo (32N) 2:55 Operates only on 2026-01-06
Daily 18:11 Denver (DEN) 20:09 San Francisco (SFO) I
Frontier Airlines F9 1093 Non-stop Airbus A320neo (32N) 2:58 Effective 2026-03-06 through 2026-03-31
Sat 18:48 Denver (DEN) 20:47 San Francisco (SFO) I
Frontier Airlines F9 1093 Non-stop Airbus A320neo (32N) 2:59 Operates only on 2026-01-10
Tue,Wed,Sat 18:48 Denver (DEN) 20:46 San Francisco (SFO) I
Frontier Airlines F9 1093 Non-stop Airbus A320neo (32N) 2:58 Effective 2026-01-13 through 2026-01-17
Thu,Sun 18:49 Denver (DEN) 20:47 San Francisco (SFO) I
Frontier Airlines F9 1093 Non-stop Airbus A321neo (32Q) 2:58 Effective 2026-01-15 through 2026-01-18
Tue 20:00 Denver (DEN) 22:01 San Francisco (SFO) I
Frontier Airlines F9 1093 Non-stop Airbus A321neo (32Q) 3:01 Effective 2026-02-10 through 2026-03-03
Tue,Sat 21:44 Denver (DEN) 23:41 San Francisco (SFO) I
Frontier Airlines F9 1093 Non-stop Airbus A320neo (32N) 2:57 Effective 2026-01-20 through 2026-02-07
Wed 21:44 Denver (DEN) 23:41 San Francisco (SFO) I
Frontier Airlines F9 1093 Non-stop Airbus A321neo (32Q) 2:57 Effective 2026-01-21 through 2026-02-04
Wed 22:29 Denver (DEN) 00:28 San Francisco (SFO) I
Frontier Airlines F9 1093 Non-stop Airbus A320neo (32N) 2:59 Effective 2026-02-11 through 2026-03-04
The flight arrives 1 day after departure.
Thu,Fri 06:00 Denver (DEN) 08:03 San Francisco (SFO) I
Frontier Airlines F9 1229 Non-stop Airbus A320 (320) 3:03 Effective 2026-02-12 through 2026-02-20
Mon,Sun 06:00 Denver (DEN) 08:03 San Francisco (SFO) I
Frontier Airlines F9 1229 Non-stop Airbus A320neo (32N) 3:03 Effective 2026-02-15 through 2026-02-23
Mon,Thu,Fri,Sun 06:00 Denver (DEN) 08:03 San Francisco (SFO) I
Frontier Airlines F9 1229 Non-stop Airbus A320neo (32N) 3:03 Effective 2026-02-26 through 2026-03-05
Daily 06:00 Denver (DEN) 07:53 San Francisco (SFO) I
Frontier Airlines F9 1229 Non-stop Airbus A321 (321) 2:53 Effective 2026-04-01 through 2026-04-13
Thu 06:10 Denver (DEN) 08:03 San Francisco (SFO) I
Frontier Airlines F9 1229 Non-stop Airbus A320neo (32N) 2:53 Operates only on 2026-01-08
Fri 06:10 Denver (DEN) 08:03 San Francisco (SFO) I
Frontier Airlines F9 1229 Non-stop Airbus A321 (321) 2:53 Operates only on 2026-01-09
Mon,Sun 06:10 Denver (DEN) 08:03 San Francisco (SFO) I
Frontier Airlines F9 1229 Non-stop Airbus A321neo (32Q) 2:53 Effective 2026-01-11 through 2026-01-12
Thu,Sun 06:30 Denver (DEN) 08:23 San Francisco (SFO) I
Frontier Airlines F9 1229 Non-stop Airbus A320neo (32N) 2:53 Valid until 2026-01-04
Sat 06:30 Denver (DEN) 08:23 San Francisco (SFO) I
Frontier Airlines F9 1229 Non-stop Airbus A320 (320) 2:53 Valid until 2026-01-03
Fri 09:00 Denver (DEN) 11:00 San Francisco (SFO) I
Frontier Airlines F9 1229 Non-stop Airbus A321neo (32Q) 3:00 Operates only on 2026-01-16
Mon 09:00 Denver (DEN) 11:00 San Francisco (SFO) I
Frontier Airlines F9 1229 Non-stop Airbus A320neo (32N) 3:00 Operates only on 2026-01-19
Mon,Tue,Fri,Sat 22:29 Denver (DEN) 00:24 San Francisco (SFO) I
Frontier Airlines F9 3439 Non-stop Airbus A320neo (32N) 2:55 Valid until 2026-01-02
The flight arrives 1 day after departure.
Mon,Wed,Thu,Sat 22:29 Denver (DEN) 00:24 San Francisco (SFO) I
Frontier Airlines F9 3439 Non-stop Airbus A321neo (32Q) 2:55 Valid until 2026-01-05
The flight arrives 1 day after departure.
Sun 22:29 Denver (DEN) 00:24 San Francisco (SFO) I
Frontier Airlines F9 3439 Non-stop Airbus A321 (321) 2:55 Operates only on 2026-01-04
The flight arrives 1 day after departure.
Mon,Thu,Fri,Sun 22:29 Denver (DEN) 00:24 San Francisco (SFO) I
Frontier Airlines F9 3439 Non-stop Airbus A320neo (32N) 2:55 Effective 2026-01-08 through 2026-01-12
The flight arrives 1 day after departure.
Thu,Fri 22:29 Denver (DEN) 00:28 San Francisco (SFO) I
Frontier Airlines F9 3439 Non-stop Airbus A321neo (32Q) 2:59 Effective 2026-01-16 through 2026-01-22
The flight arrives 1 day after departure.
Mon,Fri,Sun 22:29 Denver (DEN) 00:28 San Francisco (SFO) I
Frontier Airlines F9 3439 Non-stop Airbus A320neo (32N) 2:59 Effective 2026-01-19 through 2026-02-09
The flight arrives 1 day after departure.
Thu 22:29 Denver (DEN) 00:28 San Francisco (SFO) I
Frontier Airlines F9 3439 Non-stop Airbus A321neo (32Q) 2:59 Effective 2026-01-29 through 2026-02-05
The flight arrives 1 day after departure.
Mon,Thu,Sat,Sun 22:29 Denver (DEN) 00:28 San Francisco (SFO) I
Frontier Airlines F9 3439 Non-stop Airbus A320neo (32N) 2:59 Effective 2026-02-12 through 2026-03-05
The flight arrives 1 day after departure.
Fri 22:29 Denver (DEN) 00:28 San Francisco (SFO) I
Frontier Airlines F9 3439 Non-stop Airbus A321neo (32Q) 2:59 Effective 2026-02-13 through 2026-02-27
The flight arrives 1 day after departure.
Daily 22:30 Denver (DEN) 00:29 San Francisco (SFO) I
Frontier Airlines F9 3439 Non-stop Airbus A320neo (32N) 2:59 Effective 2026-03-06 through 2026-03-31
The flight arrives 1 day after departure.
Daily 22:30 Denver (DEN) 00:25 San Francisco (SFO) I
Frontier Airlines F9 3439 Non-stop Airbus A321 (321) 2:55 Effective 2026-04-01 through 2026-04-13
The flight arrives 1 day after departure.




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Frontier Airlines flights from Denver (DEN) to San Francisco (SFO).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Frontier Airlines F91093
06:00
Denver (DEN)

08:03
San Francisco (SFO) I
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:03, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F91093
16:04
Denver (DEN)

17:59
San Francisco (SFO) I
Operates only on 2026-01-07
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:55, non-stop
Airbus A321 (321)
Direct Flights:
Frontier Airlines F91093
16:29
Denver (DEN)

18:24
San Francisco (SFO) I
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:55, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F91093
18:11
Denver (DEN)

20:09
San Francisco (SFO) I
Effective 2026-03-06 through 2026-03-31
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:58, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F91093
18:48
Denver (DEN)

20:47
San Francisco (SFO) I
Operates only on 2026-01-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:59, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F91093
18:48
Denver (DEN)

20:46
San Francisco (SFO) I
Effective 2026-01-13 through 2026-01-17
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:58, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F91093
18:49
Denver (DEN)

20:47
San Francisco (SFO) I
Effective 2026-01-15 through 2026-01-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:58, non-stop
Airbus A321neo (32Q)
Direct Flights:
Frontier Airlines F91093
20:00
Denver (DEN)

22:01
San Francisco (SFO) I
Effective 2026-02-10 through 2026-03-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:01, non-stop
Airbus A321neo (32Q)
Direct Flights:
Frontier Airlines F91093
21:44
Denver (DEN)

23:41
San Francisco (SFO) I
Effective 2026-01-20 through 2026-02-07
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:57, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F91093
21:44
Denver (DEN)

23:41
San Francisco (SFO) I
Effective 2026-01-21 through 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:57, non-stop
Airbus A321neo (32Q)
Direct Flights:
Frontier Airlines F91093
22:29
Denver (DEN)

00:28(+1)
San Francisco (SFO) I
Effective 2026-02-11 through 2026-03-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:59, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F91229
06:00
Denver (DEN)

08:03
San Francisco (SFO) I
Effective 2026-02-12 through 2026-02-20
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:03, non-stop
Airbus A320 (320)
Direct Flights:
Frontier Airlines F91229
06:00
Denver (DEN)

08:03
San Francisco (SFO) I
Effective 2026-02-15 through 2026-02-23
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:03, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F91229
06:00
Denver (DEN)

08:03
San Francisco (SFO) I
Effective 2026-02-26 through 2026-03-05
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:03, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F91229
06:00
Denver (DEN)

07:53
San Francisco (SFO) I
Effective 2026-04-01 through 2026-04-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:53, non-stop
Airbus A321 (321)
Direct Flights:
Frontier Airlines F91229
06:10
Denver (DEN)

08:03
San Francisco (SFO) I
Operates only on 2026-01-08
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:53, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F91229
06:10
Denver (DEN)

08:03
San Francisco (SFO) I
Operates only on 2026-01-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:53, non-stop
Airbus A321 (321)
Direct Flights:
Frontier Airlines F91229
06:10
Denver (DEN)

08:03
San Francisco (SFO) I
Effective 2026-01-11 through 2026-01-12
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:53, non-stop
Airbus A321neo (32Q)
Direct Flights:
Frontier Airlines F91229
06:30
Denver (DEN)

08:23
San Francisco (SFO) I
Valid until 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:53, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F91229
06:30
Denver (DEN)

08:23
San Francisco (SFO) I
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:53, non-stop
Airbus A320 (320)
Direct Flights:
Frontier Airlines F91229
09:00
Denver (DEN)

11:00
San Francisco (SFO) I
Operates only on 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:00, non-stop
Airbus A321neo (32Q)
Direct Flights:
Frontier Airlines F91229
09:00
Denver (DEN)

11:00
San Francisco (SFO) I
Operates only on 2026-01-19
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:00, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F93439
22:29
Denver (DEN)

00:24(+1)
San Francisco (SFO) I
Valid until 2026-01-02
Mon
Tue
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 2:55, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93439
22:29
Denver (DEN)

00:24(+1)
San Francisco (SFO) I
Valid until 2026-01-05
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
-
Duration: 2:55, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93439
22:29
Denver (DEN)

00:24(+1)
San Francisco (SFO) I
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:55, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93439
22:29
Denver (DEN)

00:24(+1)
San Francisco (SFO) I
Effective 2026-01-08 through 2026-01-12
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:55, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93439
22:29
Denver (DEN)

00:28(+1)
San Francisco (SFO) I
Effective 2026-01-16 through 2026-01-22
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:59, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93439
22:29
Denver (DEN)

00:28(+1)
San Francisco (SFO) I
Effective 2026-01-19 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:59, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93439
22:29
Denver (DEN)

00:28(+1)
San Francisco (SFO) I
Effective 2026-01-29 through 2026-02-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:59, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93439
22:29
Denver (DEN)

00:28(+1)
San Francisco (SFO) I
Effective 2026-02-12 through 2026-03-05
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
Duration: 2:59, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93439
22:29
Denver (DEN)

00:28(+1)
San Francisco (SFO) I
Effective 2026-02-13 through 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:59, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93439
22:30
Denver (DEN)

00:29(+1)
San Francisco (SFO) I
Effective 2026-03-06 through 2026-03-31
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:59, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F93439
22:30
Denver (DEN)

00:25(+1)
San Francisco (SFO) I
Effective 2026-04-01 through 2026-04-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:55, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.
  • A domestic route departing from the Denver airport (DEN) and arriving at San Francisco airport (SFO).
  • The flight distance is 964 miles, or 1552 km.
  • The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-8 . 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 2:53 and 3:03.
All DEN-SFO flights
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