| FLIGHT SCHEDULE |
|---|
| Direct Codeshare Flights: |
| Mon-Fri,Sun
22:29
Denver (DEN)
00:29
Phoenix Sky Harbor (PHX) Y4 2891 Non-stop Airbus A321 (321) 2:00 Valid until 2026-01-05 Codeshare flight, operated by Frontier Airlines.(F9) The flight arrives 1 day after departure. |
| Thu
22:29
Denver (DEN)
00:29
Phoenix Sky Harbor (PHX) Y4 2891 Non-stop Airbus A321 (321) 2:00 Operates only on 2026-01-08 Codeshare flight, operated by Frontier Airlines.(F9) The flight arrives 1 day after departure. |
| Mon,Fri,Sun
22:29
Denver (DEN)
00:29
Phoenix Sky Harbor (PHX) Y4 2891 Non-stop Airbus A320 (320) 2:00 Effective 2026-01-09 through 2026-01-12 Codeshare flight, operated by Frontier Airlines.(F9) The flight arrives 1 day after departure. |
| Mon,Thu,Fri
22:29
Denver (DEN)
00:40
Phoenix Sky Harbor (PHX) Y4 2891 Non-stop Airbus A320 (320) 2:11 Effective 2026-01-22 through 2026-02-09 Codeshare flight, operated by Frontier Airlines.(F9) The flight arrives 1 day after departure. |
| Mon,Thu-Sun
22:30
Denver (DEN)
00:41
Phoenix Sky Harbor (PHX) Y4 2891 Non-stop Airbus A320 (320) 2:11 Effective 2026-02-12 through 2026-03-05 Codeshare flight, operated by Frontier Airlines.(F9) The flight arrives 1 day after departure. |
| Daily
22:33
Denver (DEN)
23:33
Phoenix Sky Harbor (PHX) Y4 2891 Non-stop Airbus A321 (321) 2:00 Effective 2026-04-01 through 2026-04-13 Codeshare flight, operated by Frontier Airlines.(F9) |
| Mon-Thu,Sat,Sun
22:40
Denver (DEN)
23:51
Phoenix Sky Harbor (PHX) Y4 2891 Non-stop Airbus A320 (320) 2:11 Effective 2026-03-08 through 2026-03-15 Codeshare flight, operated by Frontier Airlines.(F9) |
| Tue-Thu,Sat,Sun
22:40
Denver (DEN)
23:51
Phoenix Sky Harbor (PHX) Y4 2891 Non-stop Airbus A320 (320) 2:11 Effective 2026-03-17 through 2026-03-26 Codeshare flight, operated by Frontier Airlines.(F9) |
| Mon,Tue,Fri-Sun
22:40
Denver (DEN)
23:51
Phoenix Sky Harbor (PHX) Y4 2891 Non-stop Airbus A320 (320) 2:11 Effective 2026-03-27 through 2026-03-31 Codeshare flight, operated by Frontier Airlines.(F9) |
| Sat
22:44
Denver (DEN)
00:44
Phoenix Sky Harbor (PHX) Y4 2891 Non-stop Airbus A321 (321) 2:00 Valid until 2026-01-03 Codeshare flight, operated by Frontier Airlines.(F9) The flight arrives 1 day after departure. |
| Mon,Fri
22:47
Denver (DEN)
23:58
Phoenix Sky Harbor (PHX) Y4 2891 Non-stop Airbus A320 (320) 2:11 Effective 2026-03-13 through 2026-03-23 Codeshare flight, operated by Frontier Airlines.(F9) |
| Mon,Thu,Fri,Sun
22:48
Denver (DEN)
00:59
Phoenix Sky Harbor (PHX) Y4 2891 Non-stop Airbus A320 (320) 2:11 Effective 2026-01-15 through 2026-01-19 Codeshare flight, operated by Frontier Airlines.(F9) The flight arrives 1 day after departure. |
| Sun
22:48
Denver (DEN)
00:59
Phoenix Sky Harbor (PHX) Y4 2891 Non-stop Airbus A320 (320) 2:11 Effective 2026-01-25 through 2026-02-08 Codeshare flight, operated by Frontier Airlines.(F9) The flight arrives 1 day after departure. |