Delta Air Lines flights from Guanacaste (LIR) to Boston Logan (BOS).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 12:55 Guanacaste (LIR) 20:16 Boston Logan (BOS) E
Delta Air Lines DL 1856 Non-stop Airbus A321neo (32Q) 5:21 Effective 2026-03-14 through 2026-04-11
Sat 13:15 Guanacaste (LIR) 20:44 Boston Logan (BOS) E
Delta Air Lines DL 1856 Non-stop Airbus A321neo (32Q) 5:29 Effective 2026-04-18 through 2026-04-25
Sat 13:40 Guanacaste (LIR) 20:01 Boston Logan (BOS) E
Delta Air Lines DL 1856 Non-stop Airbus A321neo (32Q) 5:21 Valid until 2026-01-03
Sat 13:40 Guanacaste (LIR) 19:55 Boston Logan (BOS) E
Delta Air Lines DL 1856 Non-stop Airbus A321neo (32Q) 5:15 Effective 2026-01-10 through 2026-02-07
Sat 13:40 Guanacaste (LIR) 19:57 Boston Logan (BOS) E
Delta Air Lines DL 1856 Non-stop Airbus A321neo (32Q) 5:17 Effective 2026-02-14 through 2026-03-07




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Delta Air Lines flights from Guanacaste (LIR) to Boston Logan (BOS).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL1856
12:55
Guanacaste (LIR)

20:16
Boston Logan (BOS) E
Effective 2026-03-14 through 2026-04-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:21, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL1856
13:15
Guanacaste (LIR)

20:44
Boston Logan (BOS) E
Effective 2026-04-18 through 2026-04-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:29, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL1856
13:40
Guanacaste (LIR)

20:01
Boston Logan (BOS) E
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:21, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL1856
13:40
Guanacaste (LIR)

19:55
Boston Logan (BOS) E
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:15, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL1856
13:40
Guanacaste (LIR)

19:57
Boston Logan (BOS) E
Effective 2026-02-14 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:17, non-stop
Airbus A321neo (32Q)
  • An international route departing from Guanacaste airport, Costa Rica (LIR) and arriving at Boston Logan airport, United States (BOS).
  • The flight distance is 2363 miles, or 3802 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 5:15 and 5:29.
All LIR-BOS flights
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