Spirit Airlines flights from Fort Lauderdale (FLL) to Boston Logan (BOS).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 20:45 Fort Lauderdale (FLL) 4 23:57 Boston Logan (BOS) B
Spirit Airlines NK 363 Non-stop Airbus A321 (32B) 3:12 Valid until 2026-01-07
Daily 20:45 Fort Lauderdale (FLL) 4 23:57 Boston Logan (BOS) B
Spirit Airlines NK 743 Non-stop Airbus A321 (32B) 3:12 Effective 2026-01-08 through 2026-03-11
Daily 20:57 Fort Lauderdale (FLL) 4 00:07 Boston Logan (BOS) B
Spirit Airlines NK 743 Non-stop Airbus A321 (32B) 3:10 Effective 2026-03-12 through 2026-04-14
The flight arrives 1 day after departure.
Daily 20:57 Fort Lauderdale (FLL) 4 23:59 Boston Logan (BOS) B
Spirit Airlines NK 743 Non-stop Airbus A321 (32B) 3:02 Effective 2026-04-15 through 2026-06-17
Daily 12:44 Fort Lauderdale (FLL) 4 15:52 Boston Logan (BOS) B
Spirit Airlines NK 2230 Non-stop Airbus A320 (32A) 3:08 Effective 2026-03-12 through 2026-04-14
Mon,Thu-Sun 13:13 Fort Lauderdale (FLL) 4 16:28 Boston Logan (BOS) B
Spirit Airlines NK 2230 Non-stop Airbus A320 (32A) 3:15 Effective 2026-01-08 through 2026-02-09
Daily 14:02 Fort Lauderdale (FLL) 4 17:15 Boston Logan (BOS) B
Spirit Airlines NK 2230 Non-stop Airbus A320 (32A) 3:13 Effective 2026-02-12 through 2026-03-11
Fri 09:37 Fort Lauderdale (FLL) 4 12:49 Boston Logan (BOS) B
Spirit Airlines NK 3020 Non-stop Airbus A321 (32B) 3:12 Effective 2026-01-09 through 2026-03-06
Fri 09:37 Fort Lauderdale (FLL) 4 12:45 Boston Logan (BOS) B
Spirit Airlines NK 3020 Non-stop Airbus A321 (32B) 3:08 Effective 2026-03-13 through 2026-03-27
Daily 07:15 Fort Lauderdale (FLL) 4 10:26 Boston Logan (BOS) B
Spirit Airlines NK 3565 Non-stop Airbus A321 (32B) 3:11 Effective 2026-02-12 through 2026-02-22
Daily 07:40 Fort Lauderdale (FLL) 4 10:50 Boston Logan (BOS) B
Spirit Airlines NK 3900 Non-stop Airbus A321neo (32Q) 3:10 Valid until 2026-01-07




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Spirit Airlines flights from Fort Lauderdale (FLL) to Boston Logan (BOS).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Spirit Airlines NK363
20:45
Fort Lauderdale (FLL) 4

23:57
Boston Logan (BOS) B
Valid until 2026-01-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:12, non-stop
Airbus A321 (32B)
Direct Flights:
Spirit Airlines NK743
20:45
Fort Lauderdale (FLL) 4

23:57
Boston Logan (BOS) B
Effective 2026-01-08 through 2026-03-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:12, non-stop
Airbus A321 (32B)
Direct Flights:
Spirit Airlines NK743
20:57
Fort Lauderdale (FLL) 4

00:07(+1)
Boston Logan (BOS) B
Effective 2026-03-12 through 2026-04-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:10, non-stop
Airbus A321 (32B)
The flight arrives 1 day after departure.
Direct Flights:
Spirit Airlines NK743
20:57
Fort Lauderdale (FLL) 4

23:59
Boston Logan (BOS) B
Effective 2026-04-15 through 2026-06-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:02, non-stop
Airbus A321 (32B)
Direct Flights:
Spirit Airlines NK2230
12:44
Fort Lauderdale (FLL) 4

15:52
Boston Logan (BOS) B
Effective 2026-03-12 through 2026-04-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:08, non-stop
Airbus A320 (32A)
Direct Flights:
Spirit Airlines NK2230
13:13
Fort Lauderdale (FLL) 4

16:28
Boston Logan (BOS) B
Effective 2026-01-08 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:15, non-stop
Airbus A320 (32A)
Direct Flights:
Spirit Airlines NK2230
14:02
Fort Lauderdale (FLL) 4

17:15
Boston Logan (BOS) B
Effective 2026-02-12 through 2026-03-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:13, non-stop
Airbus A320 (32A)
Direct Flights:
Spirit Airlines NK3020
09:37
Fort Lauderdale (FLL) 4

12:49
Boston Logan (BOS) B
Effective 2026-01-09 through 2026-03-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:12, non-stop
Airbus A321 (32B)
Direct Flights:
Spirit Airlines NK3020
09:37
Fort Lauderdale (FLL) 4

12:45
Boston Logan (BOS) B
Effective 2026-03-13 through 2026-03-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:08, non-stop
Airbus A321 (32B)
Direct Flights:
Spirit Airlines NK3565
07:15
Fort Lauderdale (FLL) 4

10:26
Boston Logan (BOS) B
Effective 2026-02-12 through 2026-02-22
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:11, non-stop
Airbus A321 (32B)
Direct Flights:
Spirit Airlines NK3900
07:40
Fort Lauderdale (FLL) 4

10:50
Boston Logan (BOS) B
Valid until 2026-01-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:10, non-stop
Airbus A321neo (32Q)
  • A domestic route departing from the Fort Lauderdale airport (FLL) and arriving at Boston Logan airport (BOS).
  • 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 3:02 and 3:15.
All FLL-BOS flights
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