Allegiant Air flight G4 644: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sat 10:09 Billings (BIL) 11:29 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:20 Operates only on 2025-07-05
Sat 10:10 Billings (BIL) 11:31 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:21 Operates only on 2025-05-24
Tue 11:34 Billings (BIL) 12:59 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:25 Effective 2025-06-10 through 2025-07-01
Tue 11:39 Billings (BIL) 12:59 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:20 Operates only on 2025-07-08
Tue 11:40 Billings (BIL) 13:01 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:21 Effective 2025-05-27 through 2025-06-03
Mon,Fri 12:38 Kalispell (FCA) 14:14 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:36 Effective 2025-05-09 through 2025-05-12
Tue 12:40 Billings (BIL) 14:01 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:21 Operates only on 2025-09-02
Mon,Fri 12:58 Kalispell (FCA) 14:34 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:36 Effective 2025-05-02 through 2025-05-05
Tue 17:00 Billings (BIL) 18:20 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:20 Effective 2025-07-15 through 2025-07-22
Mon,Fri 18:22 Boise (BOI) 20:28 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:06 Effective 2025-11-07 through 2025-11-17
Thu,Sun 18:57 Billings (BIL) 20:18 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:21 Effective 2025-08-21 through 2025-08-31
Mon 19:42 Boise (BOI) 21:47 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:05 Operates only on 2025-11-03
Mon,Fri 20:00 Boise (BOI) 21:07 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:07 Effective 2025-09-05 through 2025-09-29
Mon 20:42 Boise (BOI) 21:47 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:05 Operates only on 2025-10-27
Fri 21:54 Boise (BOI) 22:59 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:05 Effective 2025-10-03 through 2025-10-31
Thu,Sun 21:55 Billings (BIL) 23:20 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:25 Effective 2025-06-05 through 2025-06-29
Thu,Sun 22:04 Billings (BIL) 23:24 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:20 Effective 2025-07-03 through 2025-08-10
Thu,Sun 22:17 Billings (BIL) 23:38 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:21 Effective 2025-05-15 through 2025-06-01
Thu,Sun 22:17 Billings (BIL) 23:38 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:21 Effective 2025-08-14 through 2025-08-17
Mon 22:34 Boise (BOI) 23:39 Phoenix-Mesa Gateway (AZA)
G4 644 Non-stop Airbus A320 (320) 2:05 Effective 2025-10-06 through 2025-10-20
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This flight number is listed as serving the following routes:
Allegiant Air flight G4 644: Multiple routes
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Select flight date:  Show Calendar
FLIGHT SCHEDULE
Direct Flights:

Allegiant Air G4644
Operates only on 2025-07-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Airbus A320 (320)

Allegiant Air G4644
Operates only on 2025-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:21, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-06-10 through 2025-07-01
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Airbus A320 (320)

Allegiant Air G4644
Operates only on 2025-07-08
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-05-27 through 2025-06-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:21, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-05-09 through 2025-05-12
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:36, non-stop
Airbus A320 (320)

Allegiant Air G4644
Operates only on 2025-09-02
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:21, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-05-02 through 2025-05-05
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:36, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-07-15 through 2025-07-22
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-11-07 through 2025-11-17
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:06, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-08-21 through 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:21, non-stop
Airbus A320 (320)

Allegiant Air G4644
Operates only on 2025-11-03
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-09-05 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:07, non-stop
Airbus A320 (320)

Allegiant Air G4644
Operates only on 2025-10-27
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-10-03 through 2025-10-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:05, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-06-05 through 2025-06-29
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-07-03 through 2025-08-10
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:20, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-05-15 through 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:21, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-08-14 through 2025-08-17
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:21, non-stop
Airbus A320 (320)

Allegiant Air G4644
Effective 2025-10-06 through 2025-10-20
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Airbus A320 (320)
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Parallax here -
This flight number is listed as serving the following routes:
  • Billings (BIL) - Phoenix-Mesa Gateway (AZA)
  • Boise (BOI) - Phoenix-Mesa Gateway (AZA)
  • Kalispell (FCA) - Phoenix-Mesa Gateway (AZA)