Allegiant Air flights from Las Vegas Harry Reid (LAS) to Idaho Falls (IDA).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon 10:00 Las Vegas Harry Reid (LAS) 1 12:49 Idaho Falls (IDA)
Allegiant Air G4 33 Non-stop Airbus A319 (319) 1:49 Effective 2025-10-06 through 2025-10-27
Mon 10:21 Las Vegas Harry Reid (LAS) 1 13:07 Idaho Falls (IDA)
Allegiant Air G4 33 Non-stop Airbus A319 (319) 1:46 Effective 2025-11-10 through 2025-11-17
Mon 11:12 Las Vegas Harry Reid (LAS) 1 14:01 Idaho Falls (IDA)
Allegiant Air G4 33 Non-stop Airbus A319 (319) 1:49 Operates only on 2025-11-03
Fri 13:16 Las Vegas Harry Reid (LAS) 1 16:05 Idaho Falls (IDA)
Allegiant Air G4 33 Non-stop Airbus A319 (319) 1:49 Effective 2025-09-05 through 2025-09-26
Fri 13:25 Las Vegas Harry Reid (LAS) 1 16:14 Idaho Falls (IDA)
Allegiant Air G4 33 Non-stop Airbus A319 (319) 1:49 Effective 2025-10-03 through 2025-10-31
Mon 08:05 Las Vegas Harry Reid (LAS) 1 10:51 Idaho Falls (IDA)
Allegiant Air G4 60 Non-stop Airbus A319 (319) 1:46 Operates only on 2025-08-25
Mon,Fri 08:44 Las Vegas Harry Reid (LAS) 1 11:30 Idaho Falls (IDA)
Allegiant Air G4 60 Non-stop Airbus A319 (319) 1:46 Effective 2025-08-15 through 2025-08-18
Mon,Fri 08:56 Las Vegas Harry Reid (LAS) 1 11:44 Idaho Falls (IDA)
Allegiant Air G4 60 Non-stop Airbus A319 (319) 1:48 Effective 2025-07-04 through 2025-08-11
Mon,Fri 08:57 Las Vegas Harry Reid (LAS) 1 11:45 Idaho Falls (IDA)
Allegiant Air G4 60 Non-stop Airbus A319 (319) 1:48 Effective 2025-06-20 through 2025-06-30
Mon,Fri 09:00 Las Vegas Harry Reid (LAS) 1 11:48 Idaho Falls (IDA)
Allegiant Air G4 60 Non-stop Airbus A319 (319) 1:48 Effective 2025-06-06 through 2025-06-16
Mon 09:00 Las Vegas Harry Reid (LAS) 1 11:46 Idaho Falls (IDA)
Allegiant Air G4 60 Non-stop Airbus A319 (319) 1:46 Operates only on 2025-09-01
Mon,Fri 10:47 Las Vegas Harry Reid (LAS) 1 13:32 Idaho Falls (IDA)
Allegiant Air G4 60 Non-stop Airbus A319 (319) 1:45 Effective 2025-05-16 through 2025-05-19
Fri 11:59 Las Vegas Harry Reid (LAS) 1 14:44 Idaho Falls (IDA)
Allegiant Air G4 60 Non-stop Airbus A319 (319) 1:45 Operates only on 2025-05-23
Mon,Fri 12:00 Las Vegas Harry Reid (LAS) 1 14:45 Idaho Falls (IDA)
Allegiant Air G4 60 Non-stop Airbus A319 (319) 1:45 Effective 2025-05-30 through 2025-06-02
Fri 13:13 Las Vegas Harry Reid (LAS) 1 15:59 Idaho Falls (IDA)
Allegiant Air G4 60 Non-stop Airbus A319 (319) 1:46 Operates only on 2025-08-29
Wed 13:20 Las Vegas Harry Reid (LAS) 1 16:08 Idaho Falls (IDA)
Allegiant Air G4 60 Non-stop Airbus A319 (319) 1:48 Operates only on 2025-07-02
Mon 12:00 Las Vegas Harry Reid (LAS) 1 14:49 Idaho Falls (IDA)
Allegiant Air G4 81 Non-stop Airbus A319 (319) 1:49 Effective 2025-09-08 through 2025-09-29
Fri 13:22 Las Vegas Harry Reid (LAS) 1 16:08 Idaho Falls (IDA)
Allegiant Air G4 81 Non-stop Airbus A319 (319) 1:46 Effective 2025-11-07 through 2025-11-14
Mon 11:59 Las Vegas Harry Reid (LAS) 1 14:44 Idaho Falls (IDA)
Allegiant Air G4 138 Non-stop Airbus A319 (319) 1:45 Operates only on 2025-05-26
Mon,Fri 11:50 Las Vegas Harry Reid (LAS) 1 14:42 Idaho Falls (IDA)
Allegiant Air G4 1635 Non-stop Airbus A319 (319) 1:52 Valid until 2025-05-12
Fri 13:14 Las Vegas Harry Reid (LAS) 1 16:00 Idaho Falls (IDA)
Allegiant Air G4 1664 Non-stop Airbus A319 (319) 1:46 Operates only on 2025-08-22




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Allegiant Air flights from Las Vegas Harry Reid (LAS) to Idaho Falls (IDA).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Allegiant Air G433
10:00
Las Vegas Harry Reid (LAS) 1

12:49
Idaho Falls (IDA)
Effective 2025-10-06 through 2025-10-27
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:49, non-stop
Airbus A319 (319)
Allegiant Air G433
10:21
Las Vegas Harry Reid (LAS) 1

13:07
Idaho Falls (IDA)
Effective 2025-11-10 through 2025-11-17
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:46, non-stop
Airbus A319 (319)
Allegiant Air G433
11:12
Las Vegas Harry Reid (LAS) 1

14:01
Idaho Falls (IDA)
Operates only on 2025-11-03
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:49, non-stop
Airbus A319 (319)
Allegiant Air G433
13:16
Las Vegas Harry Reid (LAS) 1

16:05
Idaho Falls (IDA)
Effective 2025-09-05 through 2025-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:49, non-stop
Airbus A319 (319)
Allegiant Air G433
13:25
Las Vegas Harry Reid (LAS) 1

16:14
Idaho Falls (IDA)
Effective 2025-10-03 through 2025-10-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:49, non-stop
Airbus A319 (319)
Allegiant Air G460
08:05
Las Vegas Harry Reid (LAS) 1

10:51
Idaho Falls (IDA)
Operates only on 2025-08-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:46, non-stop
Airbus A319 (319)
Allegiant Air G460
08:44
Las Vegas Harry Reid (LAS) 1

11:30
Idaho Falls (IDA)
Effective 2025-08-15 through 2025-08-18
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:46, non-stop
Airbus A319 (319)
Allegiant Air G460
08:56
Las Vegas Harry Reid (LAS) 1

11:44
Idaho Falls (IDA)
Effective 2025-07-04 through 2025-08-11
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:48, non-stop
Airbus A319 (319)
Allegiant Air G460
08:57
Las Vegas Harry Reid (LAS) 1

11:45
Idaho Falls (IDA)
Effective 2025-06-20 through 2025-06-30
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:48, non-stop
Airbus A319 (319)
Allegiant Air G460
09:00
Las Vegas Harry Reid (LAS) 1

11:48
Idaho Falls (IDA)
Effective 2025-06-06 through 2025-06-16
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:48, non-stop
Airbus A319 (319)
Allegiant Air G460
09:00
Las Vegas Harry Reid (LAS) 1

11:46
Idaho Falls (IDA)
Operates only on 2025-09-01
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:46, non-stop
Airbus A319 (319)
Allegiant Air G460
10:47
Las Vegas Harry Reid (LAS) 1

13:32
Idaho Falls (IDA)
Effective 2025-05-16 through 2025-05-19
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Airbus A319 (319)
Allegiant Air G460
11:59
Las Vegas Harry Reid (LAS) 1

14:44
Idaho Falls (IDA)
Operates only on 2025-05-23
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Airbus A319 (319)
Allegiant Air G460
12:00
Las Vegas Harry Reid (LAS) 1

14:45
Idaho Falls (IDA)
Effective 2025-05-30 through 2025-06-02
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Airbus A319 (319)
Allegiant Air G460
13:13
Las Vegas Harry Reid (LAS) 1

15:59
Idaho Falls (IDA)
Operates only on 2025-08-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:46, non-stop
Airbus A319 (319)
Allegiant Air G460
13:20
Las Vegas Harry Reid (LAS) 1

16:08
Idaho Falls (IDA)
Operates only on 2025-07-02
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:48, non-stop
Airbus A319 (319)
Allegiant Air G481
12:00
Las Vegas Harry Reid (LAS) 1

14:49
Idaho Falls (IDA)
Effective 2025-09-08 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:49, non-stop
Airbus A319 (319)
Allegiant Air G481
13:22
Las Vegas Harry Reid (LAS) 1

16:08
Idaho Falls (IDA)
Effective 2025-11-07 through 2025-11-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:46, non-stop
Airbus A319 (319)
Allegiant Air G4138
11:59
Las Vegas Harry Reid (LAS) 1

14:44
Idaho Falls (IDA)
Operates only on 2025-05-26
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:45, non-stop
Airbus A319 (319)
Allegiant Air G41635
11:50
Las Vegas Harry Reid (LAS) 1

14:42
Idaho Falls (IDA)
Valid until 2025-05-12
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:52, non-stop
Airbus A319 (319)
Allegiant Air G41664
13:14
Las Vegas Harry Reid (LAS) 1

16:00
Idaho Falls (IDA)
Operates only on 2025-08-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:46, non-stop
Airbus A319 (319)
  • A domestic route departing from the Las Vegas Harry Reid airport (LAS) and arriving at Idaho Falls airport (IDA).
  • The flight distance is 539 miles, or 867 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-7 . 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 1:45 and 1:52.
All LAS-IDA flights
All Allegiant Air flights
Return (IDA-LAS) flights
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