All airlines flying from St. Pete-Clearwater, Tampa (PIE) to Portsmouth Pease, Boston (PSM).

FLIGHT SCHEDULE
Direct Flights:
Wed 09:30 St. Pete-Clearwater, Tampa (PIE) 12:34 Portsmouth Pease, Boston (PSM) Allegiant Air G4 988 Non-stop Airbus A320 (320) 3:04 Effective 2026-06-03 through 2026-06-24
Wed 09:30 St. Pete-Clearwater, Tampa (PIE) 12:34 Portsmouth Pease, Boston (PSM) Allegiant Air G4 988 Non-stop Boeing 737 MAX 8 (7M8) 3:04 Effective 2026-08-05 through 2026-08-12
Wed 08:30 St. Pete-Clearwater, Tampa (PIE) 11:32 Portsmouth Pease, Boston (PSM) Allegiant Air G4 993 Non-stop Boeing 737 MAX 8 (7M8) 3:02 Operates only on 2026-04-29
Wed 09:30 St. Pete-Clearwater, Tampa (PIE) 12:32 Portsmouth Pease, Boston (PSM) Allegiant Air G4 994 Non-stop Airbus A320 (320) 3:02 Effective 2026-05-20 through 2026-05-27
Sat 14:57 St. Pete-Clearwater, Tampa (PIE) 17:58 Portsmouth Pease, Boston (PSM) Allegiant Air G4 1063 Non-stop Boeing 737 MAX 8 (7M8) 3:01 Effective 2026-07-04 through 2026-08-01
Fri 07:40 St. Pete-Clearwater, Tampa (PIE) 10:42 Portsmouth Pease, Boston (PSM) Allegiant Air G4 1079 Non-stop Boeing 737 MAX 8 (7M8) 3:02 Operates only on 2026-04-17
Fri 07:40 St. Pete-Clearwater, Tampa (PIE) 10:42 Portsmouth Pease, Boston (PSM) Allegiant Air G4 1079 Non-stop Boeing 737 MAX 8 (7M8) 3:02 Effective 2026-05-08 through 2026-05-15
Fri 08:00 St. Pete-Clearwater, Tampa (PIE) 11:02 Portsmouth Pease, Boston (PSM) Allegiant Air G4 1079 Non-stop Boeing 737 MAX 8 (7M8) 3:02 Operates only on 2026-04-24
Fri 08:00 St. Pete-Clearwater, Tampa (PIE) 11:02 Portsmouth Pease, Boston (PSM) Allegiant Air G4 1079 Non-stop Airbus A320 (320) 3:02 Operates only on 2026-05-01
Sat 11:00 St. Pete-Clearwater, Tampa (PIE) 14:02 Portsmouth Pease, Boston (PSM) Allegiant Air G4 1088 Non-stop Boeing 737 MAX 8 (7M8) 3:02 Operates only on 2026-05-02
Sat 10:00 St. Pete-Clearwater, Tampa (PIE) 13:02 Portsmouth Pease, Boston (PSM) Allegiant Air G4 2595 Non-stop Airbus A319 (319) 3:02 Operates only on 2026-05-23
Sat 10:00 St. Pete-Clearwater, Tampa (PIE) 13:02 Portsmouth Pease, Boston (PSM) Allegiant Air G4 2595 Non-stop Airbus A320 (320) 3:02 Operates only on 2026-05-30
Sat 14:54 St. Pete-Clearwater, Tampa (PIE) 17:58 Portsmouth Pease, Boston (PSM) Allegiant Air G4 2615 Non-stop Airbus A319 (319) 3:04 Operates only on 2026-06-06
Sat 14:54 St. Pete-Clearwater, Tampa (PIE) 17:58 Portsmouth Pease, Boston (PSM) Allegiant Air G4 2615 Non-stop Boeing 737 MAX 8 (7M8) 3:04 Operates only on 2026-06-13
Sat 14:54 St. Pete-Clearwater, Tampa (PIE) 17:58 Portsmouth Pease, Boston (PSM) Allegiant Air G4 2615 Non-stop Boeing 737 MAX 8 (7M8) 3:04 Operates only on 2026-06-27
Sat 08:30 St. Pete-Clearwater, Tampa (PIE) 11:34 Portsmouth Pease, Boston (PSM) Allegiant Air G4 2647 Non-stop Boeing 737 MAX 8 (7M8) 3:04 Operates only on 2026-06-20
Wed 09:30 St. Pete-Clearwater, Tampa (PIE) 12:31 Portsmouth Pease, Boston (PSM) Allegiant Air G4 2682 Non-stop Airbus A320 (320) 3:01 Effective 2026-07-01 through 2026-07-08
Wed 09:30 St. Pete-Clearwater, Tampa (PIE) 12:31 Portsmouth Pease, Boston (PSM) Allegiant Air G4 2682 Non-stop Boeing 737 MAX 8 (7M8) 3:01 Effective 2026-07-15 through 2026-07-29
Sat 15:32 St. Pete-Clearwater, Tampa (PIE) 18:36 Portsmouth Pease, Boston (PSM) Allegiant Air G4 2682 Non-stop Boeing 737 MAX 8 (7M8) 3:04 Effective 2026-08-08 through 2026-08-15
Mon 07:40 St. Pete-Clearwater, Tampa (PIE) 10:42 Portsmouth Pease, Boston (PSM) Allegiant Air G4 2711 Non-stop Boeing 737 MAX 8 (7M8) 3:02 Operates only on 2026-04-20
Mon 07:40 St. Pete-Clearwater, Tampa (PIE) 10:42 Portsmouth Pease, Boston (PSM) Allegiant Air G4 2711 Non-stop Boeing 737 MAX 8 (7M8) 3:02 Effective 2026-05-11 through 2026-05-18
Mon 08:00 St. Pete-Clearwater, Tampa (PIE) 11:02 Portsmouth Pease, Boston (PSM) Allegiant Air G4 2711 Non-stop Boeing 737 MAX 8 (7M8) 3:02 Effective 2026-04-27 through 2026-05-04
Sat 12:45 St. Pete-Clearwater, Tampa (PIE) 15:47 Portsmouth Pease, Boston (PSM) Allegiant Air G4 2712 Non-stop Boeing 737 MAX 8 (7M8) 3:02 Operates only on 2026-04-25

A domestic route departing from the St. Pete-Clearwater, Tampa airport (PIE) and arriving at Portsmouth Pease, Boston airport (PSM).
The flight distance is 1238 miles, or 1993 km.
The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
For direct flights, the flight time varies between 3:01 and 3:04.

Return (PSM-PIE) flights

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All airlines flying from St. Pete-Clearwater, Tampa (PIE) to Portsmouth Pease, Boston (PSM).

FLIGHT SCHEDULE

Direct Flights:

Allegiant Air G4988

09:30

St. Pete-Clearwater, Tampa (PIE)

12:34

Portsmouth Pease, Boston (PSM)

Effective 2026-06-03 through 2026-06-24

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:04, non-stop
Airbus A320 (320)

Direct Flights:

Allegiant Air G4988

09:30

St. Pete-Clearwater, Tampa (PIE)

12:34

Portsmouth Pease, Boston (PSM)

Effective 2026-08-05 through 2026-08-12

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:04, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4993

08:30

St. Pete-Clearwater, Tampa (PIE)

11:32

Portsmouth Pease, Boston (PSM)

Operates only on 2026-04-29

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:02, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G4994

09:30

St. Pete-Clearwater, Tampa (PIE)

12:32

Portsmouth Pease, Boston (PSM)

Effective 2026-05-20 through 2026-05-27

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:02, non-stop
Airbus A320 (320)

Direct Flights:

Allegiant Air G41063

14:57

St. Pete-Clearwater, Tampa (PIE)

17:58

Portsmouth Pease, Boston (PSM)

Effective 2026-07-04 through 2026-08-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:01, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G41079

07:40

St. Pete-Clearwater, Tampa (PIE)

10:42

Portsmouth Pease, Boston (PSM)

Operates only on 2026-04-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:02, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G41079

07:40

St. Pete-Clearwater, Tampa (PIE)

10:42

Portsmouth Pease, Boston (PSM)

Effective 2026-05-08 through 2026-05-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:02, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G41079

08:00

St. Pete-Clearwater, Tampa (PIE)

11:02

Portsmouth Pease, Boston (PSM)

Operates only on 2026-04-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:02, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G41079

08:00

St. Pete-Clearwater, Tampa (PIE)

11:02

Portsmouth Pease, Boston (PSM)

Operates only on 2026-05-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:02, non-stop
Airbus A320 (320)

Direct Flights:

Allegiant Air G41088

11:00

St. Pete-Clearwater, Tampa (PIE)

14:02

Portsmouth Pease, Boston (PSM)

Operates only on 2026-05-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:02, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42595

10:00

St. Pete-Clearwater, Tampa (PIE)

13:02

Portsmouth Pease, Boston (PSM)

Operates only on 2026-05-23

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:02, non-stop
Airbus A319 (319)

Direct Flights:

Allegiant Air G42595

10:00

St. Pete-Clearwater, Tampa (PIE)

13:02

Portsmouth Pease, Boston (PSM)

Operates only on 2026-05-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:02, non-stop
Airbus A320 (320)

Direct Flights:

Allegiant Air G42615

14:54

St. Pete-Clearwater, Tampa (PIE)

17:58

Portsmouth Pease, Boston (PSM)

Operates only on 2026-06-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:04, non-stop
Airbus A319 (319)

Direct Flights:

Allegiant Air G42615

14:54

St. Pete-Clearwater, Tampa (PIE)

17:58

Portsmouth Pease, Boston (PSM)

Operates only on 2026-06-13

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:04, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42615

14:54

St. Pete-Clearwater, Tampa (PIE)

17:58

Portsmouth Pease, Boston (PSM)

Operates only on 2026-06-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:04, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42647

08:30

St. Pete-Clearwater, Tampa (PIE)

11:34

Portsmouth Pease, Boston (PSM)

Operates only on 2026-06-20

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:04, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42682

09:30

St. Pete-Clearwater, Tampa (PIE)

12:31

Portsmouth Pease, Boston (PSM)

Effective 2026-07-01 through 2026-07-08

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:01, non-stop
Airbus A320 (320)

Direct Flights:

Allegiant Air G42682

09:30

St. Pete-Clearwater, Tampa (PIE)

12:31

Portsmouth Pease, Boston (PSM)

Effective 2026-07-15 through 2026-07-29

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:01, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42682

15:32

St. Pete-Clearwater, Tampa (PIE)

18:36

Portsmouth Pease, Boston (PSM)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:04, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42711

07:40

St. Pete-Clearwater, Tampa (PIE)

10:42

Portsmouth Pease, Boston (PSM)

Operates only on 2026-04-20

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:02, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42711

07:40

St. Pete-Clearwater, Tampa (PIE)

10:42

Portsmouth Pease, Boston (PSM)

Effective 2026-05-11 through 2026-05-18

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:02, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42711

08:00

St. Pete-Clearwater, Tampa (PIE)

11:02

Portsmouth Pease, Boston (PSM)

Effective 2026-04-27 through 2026-05-04

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:02, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Allegiant Air G42712

12:45

St. Pete-Clearwater, Tampa (PIE)

15:47

Portsmouth Pease, Boston (PSM)

Operates only on 2026-04-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:02, non-stop
Boeing 737 MAX 8 (7M8)

A domestic route departing from the St. Pete-Clearwater, Tampa airport (PIE) and arriving at Portsmouth Pease, Boston airport (PSM).
The flight distance is 1238 miles, or 1993 km.
The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
For direct flights, the flight time varies between 3:01 and 3:04.

Return (PSM-PIE) flights

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