Allegiant Air flight G4 578: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon 09:58 Saint Pete-Clearwater, Tampa (PIE) 12:35 Grand Rapids (GRR) G4 578 Non-stop Airbus A320 (320) 2:37 Operates only on 2025-05-19
Tue 11:13 Phoenix-Mesa Gateway (AZA) 16:42 Grand Rapids (GRR) G4 578 Non-stop Airbus A320 (320) 3:29 Operates only on 2025-11-04
Tue 11:27 Phoenix-Mesa Gateway (AZA) 16:50 Grand Rapids (GRR) G4 578 Non-stop Airbus A320 (320) 3:23 Effective 2025-11-11 through 2025-11-18
Fri 15:28 Phoenix-Mesa Gateway (AZA) 21:55 Grand Rapids (GRR) G4 578 Non-stop Airbus A320 (320) 3:27 Effective 2025-09-19 through 2025-09-26
Sun 17:40 Niagara Falls (IAG) 19:35 Myrtle Beach (MYR) G4 578 Non-stop Airbus A320 (320) 1:55 Operates only on 2025-06-01
Sun 17:44 Niagara Falls (IAG) 19:39 Myrtle Beach (MYR) G4 578 Non-stop Airbus A320 (320) 1:55 Operates only on 2025-05-25
Sun 17:44 Niagara Falls (IAG) 19:39 Myrtle Beach (MYR) G4 578 Non-stop Airbus A320 (320) 1:55 Effective 2025-06-08 through 2025-06-15
Thu 17:49 Niagara Falls (IAG) 19:44 Myrtle Beach (MYR) G4 578 Non-stop Airbus A320 (320) 1:55 Effective 2025-06-05 through 2025-06-12
Thu,Sun 17:55 Niagara Falls (IAG) 19:50 Myrtle Beach (MYR) G4 578 Non-stop Airbus A320 (320) 1:55 Effective 2025-07-03 through 2025-08-10
Thu,Sun 17:59 Niagara Falls (IAG) 19:54 Myrtle Beach (MYR) G4 578 Non-stop Airbus A320 (320) 1:55 Effective 2025-06-19 through 2025-06-29
Thu,Sun 18:00 Niagara Falls (IAG) 19:55 Myrtle Beach (MYR) G4 578 Non-stop Airbus A320 (320) 1:55 Effective 2025-08-14 through 2025-08-17
Sun 18:22 Saint Pete-Clearwater, Tampa (PIE) 20:59 Grand Rapids (GRR) G4 578 Non-stop Airbus A320 (320) 2:37 Effective 2025-08-24 through 2025-08-31

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This flight number is listed as serving the following routes:

Niagara Falls (IAG) - Myrtle Beach (MYR)
Phoenix-Mesa Gateway (AZA) - Grand Rapids (GRR)
Saint Pete-Clearwater, Tampa (PIE) - Grand Rapids (GRR)

All Allegiant Air flights

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Allegiant Air flight G4 578: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Allegiant Air G4578

09:58

Saint Pete-Clearwater, Tampa (PIE)

12:35

Grand Rapids (GRR)

Operates only on 2025-05-19

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:37, non-stop
Airbus A320 (320)

Allegiant Air G4578

11:13

Phoenix-Mesa Gateway (AZA)

16:42

Grand Rapids (GRR)

Operates only on 2025-11-04

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:29, non-stop
Airbus A320 (320)

Allegiant Air G4578

11:27

Phoenix-Mesa Gateway (AZA)

16:50

Grand Rapids (GRR)

Effective 2025-11-11 through 2025-11-18

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:23, non-stop
Airbus A320 (320)

Allegiant Air G4578

15:28

Phoenix-Mesa Gateway (AZA)

21:55

Grand Rapids (GRR)

Effective 2025-09-19 through 2025-09-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:27, non-stop
Airbus A320 (320)

Allegiant Air G4578

17:40

Niagara Falls (IAG)

19:35

Myrtle Beach (MYR)

Operates only on 2025-06-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:55, non-stop
Airbus A320 (320)

Allegiant Air G4578

17:44

Niagara Falls (IAG)

19:39

Myrtle Beach (MYR)

Operates only on 2025-05-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:55, non-stop
Airbus A320 (320)

Allegiant Air G4578

17:44

Niagara Falls (IAG)

19:39

Myrtle Beach (MYR)

Effective 2025-06-08 through 2025-06-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:55, non-stop
Airbus A320 (320)

Allegiant Air G4578

17:49

Niagara Falls (IAG)

19:44

Myrtle Beach (MYR)

Effective 2025-06-05 through 2025-06-12

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:55, non-stop
Airbus A320 (320)

Allegiant Air G4578

17:55

Niagara Falls (IAG)

19:50

Myrtle Beach (MYR)

Effective 2025-07-03 through 2025-08-10

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 1:55, non-stop
Airbus A320 (320)

Allegiant Air G4578

17:59

Niagara Falls (IAG)

19:54

Myrtle Beach (MYR)

Effective 2025-06-19 through 2025-06-29

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 1:55, non-stop
Airbus A320 (320)

Allegiant Air G4578

18:00

Niagara Falls (IAG)

19:55

Myrtle Beach (MYR)

Effective 2025-08-14 through 2025-08-17

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 1:55, non-stop
Airbus A320 (320)

Allegiant Air G4578

18:22

Saint Pete-Clearwater, Tampa (PIE)

20:59

Grand Rapids (GRR)

Effective 2025-08-24 through 2025-08-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:37, non-stop
Airbus A320 (320)

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Parallax here -

This flight number is listed as serving the following routes:

Niagara Falls (IAG) - Myrtle Beach (MYR)
Phoenix-Mesa Gateway (AZA) - Grand Rapids (GRR)
Saint Pete-Clearwater, Tampa (PIE) - Grand Rapids (GRR)

All Allegiant Air flights

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