Allegiant Air flight G4 2621: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 07:30 St. Pete-Clearwater, Tampa (PIE) 10:36 Plattsburgh (PBG)
G4 2621 Non-stop Boeing 737 MAX 8 (7M8) 3:06 Operates only on 2026-04-05
Sat 11:39 Flint (FNT) 14:32 St. Pete-Clearwater, Tampa (PIE)
G4 2621 Non-stop Airbus A320 (320) 2:53 Operates only on 2026-02-21
Wed 12:09 Chicago Rockford (RFD) 15:43 St. Pete-Clearwater, Tampa (PIE)
G4 2621 Non-stop Boeing 737 MAX 8 (7M8) 2:34 Effective 2026-04-08 through 2026-05-13
Sat 15:02 Lexington (LEX) 16:59 St. Pete-Clearwater, Tampa (PIE)
G4 2621 Non-stop Airbus A319 (319) 1:57 Operates only on 2026-04-04
Mon,Fri 15:28 St. Pete-Clearwater, Tampa (PIE) 17:51 Harrisburg (MDT)
G4 2621 Non-stop Boeing 737 MAX 8 (7M8) 2:23 Effective 2026-04-03 through 2026-04-06
Mon 18:21 St. Pete-Clearwater, Tampa (PIE) 20:36 Rickenbacker, Columbus (LCK)
G4 2621 Non-stop Airbus A320 (320) 2:15 Effective 2026-05-25 through 2026-06-01
Fri 18:39 Myrtle Beach (MYR) 20:22 Dayton (DAY)
G4 2621 Non-stop Boeing 737 MAX 8 (7M8) 1:43 Effective 2026-08-07 through 2026-08-14
This flight number is listed as serving the following routes:


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Allegiant Air flight G4 2621: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Allegiant Air G42621
07:30
St. Pete-Clearwater, Tampa (PIE)

10:36
Plattsburgh (PBG)
Operates only on 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:06, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Allegiant Air G42621
11:39
Flint (FNT)

14:32
St. Pete-Clearwater, Tampa (PIE)
Operates only on 2026-02-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:53, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G42621
12:09
Chicago Rockford (RFD)

15:43
St. Pete-Clearwater, Tampa (PIE)
Effective 2026-04-08 through 2026-05-13
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:34, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Allegiant Air G42621
15:02
Lexington (LEX)

16:59
St. Pete-Clearwater, Tampa (PIE)
Operates only on 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:57, non-stop
Airbus A319 (319)
Direct Flights:
Allegiant Air G42621
15:28
St. Pete-Clearwater, Tampa (PIE)

17:51
Harrisburg (MDT)
Effective 2026-04-03 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:23, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Allegiant Air G42621
18:21
St. Pete-Clearwater, Tampa (PIE)

20:36
Rickenbacker, Columbus (LCK)
Effective 2026-05-25 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
-
Fri
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Sat
-
Sun
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Duration: 2:15, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G42621
18:39
Myrtle Beach (MYR)

20:22
Dayton (DAY)
Effective 2026-08-07 through 2026-08-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
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Duration: 1:43, non-stop
Boeing 737 MAX 8 (7M8)
This flight number is listed as serving the following routes:
  • Chicago Rockford (RFD) - St. Pete-Clearwater, Tampa (PIE)
  • Flint (FNT) - St. Pete-Clearwater, Tampa (PIE)
  • Lexington (LEX) - St. Pete-Clearwater, Tampa (PIE)
  • Myrtle Beach (MYR) - Dayton (DAY)
  • St. Pete-Clearwater, Tampa (PIE) - Harrisburg (MDT)
  • St. Pete-Clearwater, Tampa (PIE) - Plattsburgh (PBG)
  • St. Pete-Clearwater, Tampa (PIE) - Rickenbacker, Columbus (LCK)
All Allegiant Air flights
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