Allegiant Air flight G4 2821: Multiple routes

FLIGHT SCHEDULE
Direct Flights:
Thu 07:05 Orlando Sanford (SFB) 10:12 Bangor (BGR) G4 2821 Non-stop Airbus A319 (319) 3:07 Operates only on 2026-05-21
Thu 07:05 Orlando Sanford (SFB) 10:12 Bangor (BGR) G4 2821 Non-stop Airbus A320 (320) 3:07 Operates only on 2026-05-28
Thu 07:25 Orlando Sanford (SFB) 10:12 Flint (FNT) G4 2821 Non-stop Boeing 737 MAX 8 (7M8) 2:47 Operates only on 2026-02-26
Mon 08:00 Orlando Sanford (SFB) 10:01 Chicago Rockford (RFD) G4 2821 Non-stop Airbus A319 (319) 3:01 Effective 2026-02-16 through 2026-02-23
Mon,Fri 08:00 Orlando Sanford (SFB) 09:54 Chicago Rockford (RFD) G4 2821 Non-stop Airbus A319 (319) 2:54 Effective 2026-04-03 through 2026-05-18
Fri 09:41 New York Stewart (SWF) 12:26 Orlando Sanford (SFB) G4 2821 Non-stop Airbus A319 (319) 2:45 Operates only on 2026-05-22
Fri 09:41 New York Stewart (SWF) 12:26 Orlando Sanford (SFB) G4 2821 Non-stop Airbus A320 (320) 2:45 Operates only on 2026-05-29
Wed 12:05 Orlando Sanford (SFB) 13:54 Chicago Rockford (RFD) G4 2821 Non-stop Airbus A319 (319) 2:49 Effective 2026-03-04 through 2026-03-18
Wed 12:05 Orlando Sanford (SFB) 13:54 Chicago Rockford (RFD) G4 2821 Non-stop Airbus A320 (320) 2:49 Operates only on 2026-03-25
Mon 16:22 Lexington (LEX) 18:15 Orlando Sanford (SFB) G4 2821 Non-stop Airbus A319 (319) 1:53 Operates only on 2026-03-16
Fri 16:57 Orlando Sanford (SFB) 19:34 Grand Rapids (GRR) G4 2821 Non-stop Boeing 737 MAX 8 (7M8) 2:37 Effective 2026-06-12 through 2026-06-19
Thu 17:10 Orlando Sanford (SFB) 19:21 McAllen/Mission (MFE) G4 2821 Non-stop Boeing 737 MAX 8 (7M8) 3:11 Operates only on 2026-03-19
Sun 17:38 Sioux Falls (FSD) 21:44 Orlando Sanford (SFB) G4 2821 Non-stop Boeing 737 MAX 8 (7M8) 3:06 Operates only on 2026-03-08
Mon 18:21 Orlando Sanford (SFB) 20:37 Pittsburgh (PIT) G4 2821 Non-stop Boeing 737 MAX 8 (7M8) 2:16 Effective 2026-06-08 through 2026-06-22
Sun 18:31 Dayton (DAY) 20:38 Orlando Sanford (SFB) G4 2821 Non-stop Airbus A320 (320) 2:07 Operates only on 2026-05-31
Fri 20:55 Grand Rapids (GRR) 23:29 Orlando Sanford (SFB) G4 2821 Non-stop Airbus A319 (319) 2:34 Operates only on 2026-03-27
Sun 21:27 Dayton (DAY) 23:38 Orlando Sanford (SFB) G4 2821 Non-stop Airbus A319 (319) 2:11 Operates only on 2026-08-09
Sun 21:27 Dayton (DAY) 23:38 Orlando Sanford (SFB) G4 2821 Non-stop Boeing 737 MAX 8 (7M8) 2:11 Operates only on 2026-08-16
Sat 21:30 Lexington (LEX) 23:23 Orlando Sanford (SFB) G4 2821 Non-stop Airbus A319 (319) 1:53 Operates only on 2026-03-28
Sun 21:31 Dayton (DAY) 23:38 Orlando Sanford (SFB) G4 2821 Non-stop Airbus A320 (320) 2:07 Operates only on 2026-05-24

This flight number is listed as serving the following routes:

Dayton (DAY) - Orlando Sanford (SFB)
Lexington (LEX) - Orlando Sanford (SFB)
New York Stewart (SWF) - Orlando Sanford (SFB)
Orlando Sanford (SFB) - Bangor (BGR)
Orlando Sanford (SFB) - Chicago Rockford (RFD)
Orlando Sanford (SFB) - Flint (FNT)
Orlando Sanford (SFB) - Grand Rapids (GRR)
Orlando Sanford (SFB) - McAllen/Mission (MFE)
Orlando Sanford (SFB) - Pittsburgh (PIT)
Sioux Falls (FSD) - Orlando Sanford (SFB)

All Allegiant Air flights

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Allegiant Air flight G4 2821: Multiple routes

FLIGHT SCHEDULE

Direct Flights:

Allegiant Air G42821

07:05

Orlando Sanford (SFB)

10:12

Bangor (BGR)

Operates only on 2026-05-21

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:07, non-stop
Airbus A319 (319)

Direct Flights:

Allegiant Air G42821

07:05

Orlando Sanford (SFB)

10:12

Bangor (BGR)

Operates only on 2026-05-28

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:07, non-stop
Airbus A320 (320)

Direct Flights:

Allegiant Air G42821

07:25

Orlando Sanford (SFB)

10:12

Flint (FNT)

Operates only on 2026-02-26

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:47, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42821

08:00

Orlando Sanford (SFB)

10:01

Chicago Rockford (RFD)

Effective 2026-02-16 through 2026-02-23

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:01, non-stop
Airbus A319 (319)

Direct Flights:

Allegiant Air G42821

08:00

Orlando Sanford (SFB)

09:54

Chicago Rockford (RFD)

Effective 2026-04-03 through 2026-05-18

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:54, non-stop
Airbus A319 (319)

Direct Flights:

Allegiant Air G42821

09:41

New York Stewart (SWF)

12:26

Orlando Sanford (SFB)

Operates only on 2026-05-22

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:45, non-stop
Airbus A319 (319)

Direct Flights:

Allegiant Air G42821

09:41

New York Stewart (SWF)

12:26

Orlando Sanford (SFB)

Operates only on 2026-05-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:45, non-stop
Airbus A320 (320)

Direct Flights:

Allegiant Air G42821

12:05

Orlando Sanford (SFB)

13:54

Chicago Rockford (RFD)

Effective 2026-03-04 through 2026-03-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:49, non-stop
Airbus A319 (319)

Direct Flights:

Allegiant Air G42821

12:05

Orlando Sanford (SFB)

13:54

Chicago Rockford (RFD)

Operates only on 2026-03-25

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:49, non-stop
Airbus A320 (320)

Direct Flights:

Allegiant Air G42821

16:22

Lexington (LEX)

18:15

Orlando Sanford (SFB)

Operates only on 2026-03-16

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:53, non-stop
Airbus A319 (319)

Direct Flights:

Allegiant Air G42821

16:57

Orlando Sanford (SFB)

19:34

Grand Rapids (GRR)

Effective 2026-06-12 through 2026-06-19

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:37, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42821

17:10

Orlando Sanford (SFB)

19:21

McAllen/Mission (MFE)

Operates only on 2026-03-19

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:11, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42821

17:38

Sioux Falls (FSD)

21:44

Orlando Sanford (SFB)

Operates only on 2026-03-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:06, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42821

18:21

Orlando Sanford (SFB)

20:37

Pittsburgh (PIT)

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

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:16, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42821

18:31

Dayton (DAY)

20:38

Orlando Sanford (SFB)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:07, non-stop
Airbus A320 (320)

Direct Flights:

Allegiant Air G42821

20:55

Grand Rapids (GRR)

23:29

Orlando Sanford (SFB)

Operates only on 2026-03-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:34, non-stop
Airbus A319 (319)

Direct Flights:

Allegiant Air G42821

21:27

Dayton (DAY)

23:38

Orlando Sanford (SFB)

Operates only on 2026-08-09

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:11, non-stop
Airbus A319 (319)

Direct Flights:

Allegiant Air G42821

21:27

Dayton (DAY)

23:38

Orlando Sanford (SFB)

Operates only on 2026-08-16

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:11, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42821

21:30

Lexington (LEX)

23:23

Orlando Sanford (SFB)

Operates only on 2026-03-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:53, non-stop
Airbus A319 (319)

Direct Flights:

Allegiant Air G42821

21:31

Dayton (DAY)

23:38

Orlando Sanford (SFB)

Operates only on 2026-05-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:07, non-stop
Airbus A320 (320)

This flight number is listed as serving the following routes:

Dayton (DAY) - Orlando Sanford (SFB)
Lexington (LEX) - Orlando Sanford (SFB)
New York Stewart (SWF) - Orlando Sanford (SFB)
Orlando Sanford (SFB) - Bangor (BGR)
Orlando Sanford (SFB) - Chicago Rockford (RFD)
Orlando Sanford (SFB) - Flint (FNT)
Orlando Sanford (SFB) - Grand Rapids (GRR)
Orlando Sanford (SFB) - McAllen/Mission (MFE)
Orlando Sanford (SFB) - Pittsburgh (PIT)
Sioux Falls (FSD) - Orlando Sanford (SFB)

All Allegiant Air flights

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