Allegiant Air flight G4 1431: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 06:00 Knoxville (TYS) 08:10 Boston Logan (BOS)
G4 1431 Non-stop Airbus A320 (320) 2:10 Valid until 2026-01-04
Thu 06:30 Knoxville (TYS) 08:39 Boston Logan (BOS)
G4 1431 Non-stop Airbus A320 (320) 2:09 Effective 2026-02-12 through 2026-02-19
Thu,Sun 06:30 Knoxville (TYS) 08:38 Boston Logan (BOS)
G4 1431 Non-stop Airbus A320 (320) 2:08 Effective 2026-02-26 through 2026-03-01
Sun 06:30 Knoxville (TYS) 08:40 Boston Logan (BOS)
G4 1431 Non-stop Airbus A320 (320) 2:10 Operates only on 2026-03-08
Sun 07:30 Knoxville (TYS) 09:46 Boston Logan (BOS)
G4 1431 Non-stop Airbus A320 (320) 2:16 Operates only on 2026-04-05
Sat 07:40 Knoxville (TYS) 09:43 Fort Lauderdale (FLL) 1
G4 1431 Non-stop Airbus A320 (320) 2:03 Operates only on 2026-03-21
Thu,Sun 09:05 Denver (DEN) 13:52 Knoxville (TYS)
G4 1431 Non-stop Airbus A320 (320) 2:47 Effective 2026-06-04 through 2026-06-28
Sun 09:11 Denver (DEN) 13:59 Knoxville (TYS)
G4 1431 Non-stop Airbus A320 (320) 2:48 Effective 2026-05-24 through 2026-05-31
Thu 09:30 Boston Logan (BOS) 12:02 Knoxville (TYS)
G4 1431 Non-stop Airbus A320 (320) 2:32 Operates only on 2026-03-05
Sat 13:52 Knoxville (TYS) 15:36 St. Pete-Clearwater, Tampa (PIE)
G4 1431 Non-stop Airbus A320 (320) 1:44 Operates only on 2026-02-28
Fri 14:05 Punta Gorda (PGD) 14:55 New Orleans (MSY)
G4 1431 Non-stop Airbus A320 (320) 1:50 Operates only on 2026-02-13
Sun 14:12 Knoxville (TYS) 14:33 Destin/Fort Walton Beach (VPS)
G4 1431 Non-stop Airbus A320 (320) 1:21 Effective 2026-08-09 through 2026-08-16
Thu 16:13 Washington Dulles (IAD) 17:53 Knoxville (TYS)
G4 1431 Non-stop Airbus A320 (320) 1:40 Effective 2026-01-08 through 2026-02-05
Thu 20:22 Destin/Fort Walton Beach (VPS) 22:43 Knoxville (TYS)
G4 1431 Non-stop Airbus A320 (320) 1:21 Effective 2026-07-02 through 2026-07-30
This flight number is listed as serving the following routes:


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Allegiant Air flight G4 1431: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Allegiant Air G41431
06:00
Knoxville (TYS)

08:10
Boston Logan (BOS)
Valid until 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:10, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G41431
06:30
Knoxville (TYS)

08:39
Boston Logan (BOS)
Effective 2026-02-12 through 2026-02-19
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:09, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G41431
06:30
Knoxville (TYS)

08:38
Boston Logan (BOS)
Effective 2026-02-26 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:08, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G41431
06:30
Knoxville (TYS)

08:40
Boston Logan (BOS)
Operates only on 2026-03-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:10, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G41431
07:30
Knoxville (TYS)

09:46
Boston Logan (BOS)
Operates only on 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:16, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G41431
07:40
Knoxville (TYS)

09:43
Fort Lauderdale (FLL) 1
Operates only on 2026-03-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:03, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G41431
09:05
Denver (DEN)

13:52
Knoxville (TYS)
Effective 2026-06-04 through 2026-06-28
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:47, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G41431
09:11
Denver (DEN)

13:59
Knoxville (TYS)
Effective 2026-05-24 through 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:48, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G41431
09:30
Boston Logan (BOS)

12:02
Knoxville (TYS)
Operates only on 2026-03-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:32, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G41431
13:52
Knoxville (TYS)

15:36
St. Pete-Clearwater, Tampa (PIE)
Operates only on 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:44, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G41431
14:05
Punta Gorda (PGD)

14:55
New Orleans (MSY)
Operates only on 2026-02-13
Mon
-
Tue
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Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:50, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G41431
14:12
Knoxville (TYS)

14:33
Destin/Fort Walton Beach (VPS)
Effective 2026-08-09 through 2026-08-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:21, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G41431
16:13
Washington Dulles (IAD)

17:53
Knoxville (TYS)
Effective 2026-01-08 through 2026-02-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:40, non-stop
Airbus A320 (320)
Direct Flights:
Allegiant Air G41431
20:22
Destin/Fort Walton Beach (VPS)

22:43
Knoxville (TYS)
Effective 2026-07-02 through 2026-07-30
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:21, non-stop
Airbus A320 (320)
This flight number is listed as serving the following routes:
  • Denver (DEN) - Knoxville (TYS)
  • Knoxville (TYS) - Boston Logan (BOS)
  • Knoxville (TYS) - Destin/Fort Walton Beach (VPS)
  • Knoxville (TYS) - Fort Lauderdale (FLL)
  • Knoxville (TYS) - St. Pete-Clearwater, Tampa (PIE)
  • Punta Gorda (PGD) - New Orleans (MSY)
  • Washington Dulles (IAD) - Knoxville (TYS)
All Allegiant Air flights
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