Allegiant Air flight G4 503: Multiple routes

FLIGHT SCHEDULE
Direct Flights:
Thu,Sun 06:00 Fort Lauderdale (FLL) 1 08:07 Chattanooga (CHA) G4 503 Non-stop Boeing 737 MAX 8 (7M8) 2:07 Effective 2026-05-21 through 2026-05-31
Thu,Sun 06:00 Fort Lauderdale (FLL) 1 08:09 Chattanooga (CHA) G4 503 Non-stop Boeing 737 MAX 8 (7M8) 2:09 Effective 2026-06-04 through 2026-08-02
Thu,Sun 06:00 Fort Lauderdale (FLL) 1 08:07 Chattanooga (CHA) G4 503 Non-stop Boeing 737 MAX 8 (7M8) 2:07 Effective 2026-08-06 through 2026-08-16
Sat 07:00 Fort Lauderdale (FLL) 1 10:23 Plattsburgh (PBG) G4 503 Non-stop Boeing 737 MAX 8 (7M8) 3:23 Operates only on 2026-03-07
Fri 07:40 Fort Lauderdale (FLL) 1 10:53 Syracuse (SYR) G4 503 Non-stop Boeing 737 MAX 8 (7M8) 3:13 Operates only on 2026-02-27
Sat 10:15 Fort Lauderdale (FLL) 1 13:42 Bangor (BGR) G4 503 Non-stop Boeing 737 MAX 8 (7M8) 3:27 Effective 2026-04-18 through 2026-04-25
Sat 10:45 Fort Lauderdale (FLL) 1 14:12 Bangor (BGR) G4 503 Non-stop Boeing 737 MAX 8 (7M8) 3:27 Operates only on 2026-04-11
Sat 11:08 Plattsburgh (PBG) 14:45 Fort Lauderdale (FLL) 1 G4 503 Non-stop Boeing 737 MAX 8 (7M8) 3:37 Operates only on 2026-02-28
Thu 11:21 Akron/Canton (CAK) 14:04 Fort Lauderdale (FLL) 1 G4 503 Non-stop Boeing 737 MAX 8 (7M8) 2:43 Effective 2026-03-19 through 2026-03-26
Mon 11:38 Syracuse (SYR) 14:43 Fort Lauderdale (FLL) 1 G4 503 Non-stop Boeing 737 MAX 8 (7M8) 3:05 Effective 2026-06-08 through 2026-06-22
Sun 11:52 Akron/Canton (CAK) 14:38 Fort Lauderdale (FLL) 1 G4 503 Non-stop Boeing 737 MAX 8 (7M8) 2:46 Operates only on 2026-04-05
Thu 15:14 Fort Lauderdale (FLL) 1 17:53 Appleton (ATW) G4 503 Non-stop Boeing 737 MAX 8 (7M8) 3:39 Effective 2026-03-05 through 2026-03-12
Sun 15:41 Huntington (HTS) 18:05 Fort Lauderdale (FLL) 1 G4 503 Non-stop Boeing 737 MAX 8 (7M8) 2:24 Effective 2026-03-08 through 2026-03-15
Sun 17:10 Knoxville (TYS) 19:09 Fort Lauderdale (FLL) 1 G4 503 Non-stop Airbus A320 (320) 1:59 Operates only on 2026-04-12
Thu 17:35 Fort Lauderdale (FLL) 1 19:07 Memphis (MEM) G4 503 Non-stop Boeing 737 MAX 8 (7M8) 2:32 Valid until 2026-01-01
Thu 18:08 Fort Lauderdale (FLL) 1 19:40 Memphis (MEM) G4 503 Non-stop Boeing 737 MAX 8 (7M8) 2:32 Operates only on 2026-04-02
Sun 19:17 Plattsburgh (PBG) 22:54 Fort Lauderdale (FLL) 1 G4 503 Non-stop Boeing 737 MAX 8 (7M8) 3:37 Operates only on 2026-03-01
Sat 21:24 Knoxville (TYS) 23:30 Fort Lauderdale (FLL) 1 G4 503 Non-stop Boeing 737 MAX 8 (7M8) 2:06 Operates only on 2026-02-21
Sun 21:25 Knoxville (TYS) 23:24 Fort Lauderdale (FLL) 1 G4 503 Non-stop Boeing 737 MAX 8 (7M8) 1:59 Operates only on 2026-05-03
Sat 21:36 Knoxville (TYS) 23:39 Fort Lauderdale (FLL) 1 G4 503 Non-stop Boeing 737 MAX 8 (7M8) 2:03 Operates only on 2026-03-28
Sun 21:40 Knoxville (TYS) 23:39 Fort Lauderdale (FLL) 1 G4 503 Non-stop Boeing 737 MAX 8 (7M8) 1:59 Effective 2026-05-10 through 2026-05-17

This flight number is listed as serving the following routes:

Akron/Canton (CAK) - Fort Lauderdale (FLL)
Fort Lauderdale (FLL) - Appleton (ATW)
Fort Lauderdale (FLL) - Bangor (BGR)
Fort Lauderdale (FLL) - Chattanooga (CHA)
Fort Lauderdale (FLL) - Memphis (MEM)
Fort Lauderdale (FLL) - Plattsburgh (PBG)
Fort Lauderdale (FLL) - Syracuse (SYR)
Huntington (HTS) - Fort Lauderdale (FLL)
Knoxville (TYS) - Fort Lauderdale (FLL)

All Allegiant Air flights

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Allegiant Air flight G4 503: Multiple routes

FLIGHT SCHEDULE

Direct Flights:

Allegiant Air G4503

06:00

Fort Lauderdale (FLL) 1

08:07

Chattanooga (CHA)

Effective 2026-05-21 through 2026-05-31

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 2:07, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

06:00

Fort Lauderdale (FLL) 1

08:09

Chattanooga (CHA)

Effective 2026-06-04 through 2026-08-02

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 2:09, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

06:00

Fort Lauderdale (FLL) 1

08:07

Chattanooga (CHA)

Effective 2026-08-06 through 2026-08-16

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 2:07, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

07:00

Fort Lauderdale (FLL) 1

10:23

Plattsburgh (PBG)

Operates only on 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:23, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

07:40

Fort Lauderdale (FLL) 1

10:53

Syracuse (SYR)

Operates only on 2026-02-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:13, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

10:15

Fort Lauderdale (FLL) 1

13:42

Bangor (BGR)

Effective 2026-04-18 through 2026-04-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:27, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

10:45

Fort Lauderdale (FLL) 1

14:12

Bangor (BGR)

Operates only on 2026-04-11

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:27, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

11:08

Plattsburgh (PBG)

14:45

Fort Lauderdale (FLL) 1

Operates only on 2026-02-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:37, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

11:21

Akron/Canton (CAK)

14:04

Fort Lauderdale (FLL) 1

Effective 2026-03-19 through 2026-03-26

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:43, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

11:38

Syracuse (SYR)

14:43

Fort Lauderdale (FLL) 1

Effective 2026-06-08 through 2026-06-22

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

11:52

Akron/Canton (CAK)

14:38

Fort Lauderdale (FLL) 1

Operates only on 2026-04-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:46, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

15:14

Fort Lauderdale (FLL) 1

17:53

Appleton (ATW)

Effective 2026-03-05 through 2026-03-12

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:39, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

15:41

Huntington (HTS)

18:05

Fort Lauderdale (FLL) 1

Effective 2026-03-08 through 2026-03-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:24, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

17:10

Knoxville (TYS)

19:09

Fort Lauderdale (FLL) 1

Operates only on 2026-04-12

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:59, non-stop
Airbus A320 (320)

Direct Flights:

Allegiant Air G4503

17:35

Fort Lauderdale (FLL) 1

19:07

Memphis (MEM)

Valid until 2026-01-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:32, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

18:08

Fort Lauderdale (FLL) 1

19:40

Memphis (MEM)

Operates only on 2026-04-02

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:32, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

19:17

Plattsburgh (PBG)

22:54

Fort Lauderdale (FLL) 1

Operates only on 2026-03-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:37, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

21:24

Knoxville (TYS)

23:30

Fort Lauderdale (FLL) 1

Operates only on 2026-02-21

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:06, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

21:25

Knoxville (TYS)

23:24

Fort Lauderdale (FLL) 1

Operates only on 2026-05-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:59, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

21:36

Knoxville (TYS)

23:39

Fort Lauderdale (FLL) 1

Operates only on 2026-03-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:03, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4503

21:40

Knoxville (TYS)

23:39

Fort Lauderdale (FLL) 1

Effective 2026-05-10 through 2026-05-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:59, non-stop
Boeing 737 MAX 8 (7M8)

This flight number is listed as serving the following routes:

Akron/Canton (CAK) - Fort Lauderdale (FLL)
Fort Lauderdale (FLL) - Appleton (ATW)
Fort Lauderdale (FLL) - Bangor (BGR)
Fort Lauderdale (FLL) - Chattanooga (CHA)
Fort Lauderdale (FLL) - Memphis (MEM)
Fort Lauderdale (FLL) - Plattsburgh (PBG)
Fort Lauderdale (FLL) - Syracuse (SYR)
Huntington (HTS) - Fort Lauderdale (FLL)
Knoxville (TYS) - Fort Lauderdale (FLL)

All Allegiant Air flights

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