Allegiant Air flight G4 121: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Wed 07:00 Las Vegas Harry Reid (LAS) 1 13:41 Indianapolis (IND)
G4 121 Non-stop Airbus A319 (319) 3:41 Operates only on 2025-07-02
Mon,Fri 11:51 Fargo (FAR) 13:06 Las Vegas Harry Reid (LAS) 1
G4 121 Non-stop Airbus A319 (319) 3:15 Effective 2025-08-29 through 2025-09-01
Mon 13:36 Omaha (OMA) 14:35 Las Vegas Harry Reid (LAS) 1
G4 121 Non-stop Airbus A319 (319) 2:59 Operates only on 2025-08-18
Thu,Sun 13:44 Chicago/Rockford (RFD) 15:32 Las Vegas Harry Reid (LAS) 1
G4 121 Non-stop Airbus A319 (319) 3:48 Effective 2025-10-02 through 2025-10-26
Mon 18:35 Idaho Falls (IDA) 19:21 Las Vegas Harry Reid (LAS) 1
G4 121 Non-stop Airbus A319 (319) 1:46 Effective 2025-06-09 through 2025-06-16
Thu,Sun 19:42 Chicago/Rockford (RFD) 21:16 Las Vegas Harry Reid (LAS) 1
G4 121 Non-stop Airbus A319 (319) 3:34 Effective 2025-09-04 through 2025-09-18
Thu,Sun 20:37 Chicago/Rockford (RFD) 22:11 Las Vegas Harry Reid (LAS) 1
G4 121 Non-stop Airbus A319 (319) 3:34 Effective 2025-09-21 through 2025-09-28
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This flight number is listed as serving the following routes:


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Allegiant Air flight G4 121: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Allegiant Air G4121
07:00
Las Vegas Harry Reid (LAS) 1

13:41
Indianapolis (IND)
Operates only on 2025-07-02
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Duration: 3:41, non-stop
Airbus A319 (319)
Allegiant Air G4121
11:51
Fargo (FAR)

13:06
Las Vegas Harry Reid (LAS) 1
Effective 2025-08-29 through 2025-09-01
Mon
Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Duration: 3:15, non-stop
Airbus A319 (319)
Allegiant Air G4121
13:36
Omaha (OMA)

14:35
Las Vegas Harry Reid (LAS) 1
Operates only on 2025-08-18
Mon
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
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Duration: 2:59, non-stop
Airbus A319 (319)
Allegiant Air G4121
13:44
Chicago/Rockford (RFD)

15:32
Las Vegas Harry Reid (LAS) 1
Effective 2025-10-02 through 2025-10-26
Mon
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Tue
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Wed
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Thu
Fri
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Sat
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Sun
Duration: 3:48, non-stop
Airbus A319 (319)
Allegiant Air G4121
18:35
Idaho Falls (IDA)

19:21
Las Vegas Harry Reid (LAS) 1
Effective 2025-06-09 through 2025-06-16
Mon
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
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Duration: 1:46, non-stop
Airbus A319 (319)
Allegiant Air G4121
19:42
Chicago/Rockford (RFD)

21:16
Las Vegas Harry Reid (LAS) 1
Effective 2025-09-04 through 2025-09-18
Mon
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Tue
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Wed
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Thu
Fri
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Sat
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Sun
Duration: 3:34, non-stop
Airbus A319 (319)
Allegiant Air G4121
20:37
Chicago/Rockford (RFD)

22:11
Las Vegas Harry Reid (LAS) 1
Effective 2025-09-21 through 2025-09-28
Mon
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Tue
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Wed
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Thu
Fri
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Sat
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Sun
Duration: 3:34, non-stop
Airbus A319 (319)
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This flight number is listed as serving the following routes:
  • Chicago/Rockford (RFD) - Las Vegas Harry Reid (LAS)
  • Fargo (FAR) - Las Vegas Harry Reid (LAS)
  • Idaho Falls (IDA) - Las Vegas Harry Reid (LAS)
  • Las Vegas Harry Reid (LAS) - Indianapolis (IND)
  • Omaha (OMA) - Las Vegas Harry Reid (LAS)
All Allegiant Air flights
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