All airlines flying from Guanacaste (LIR) to George Bush, Houston (IAH).

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FLIGHT SCHEDULE
Direct Flights:
Mon-Fri,Sun 15:25 Guanacaste (LIR) 20:05 George Bush, Houston (IAH) E
United Airlines UA 401 Non-stop Boeing 737-800 (738) 3:40 Valid until 2025-05-02
Daily 15:25 Guanacaste (LIR) 20:05 George Bush, Houston (IAH) E
United Airlines UA 401 Non-stop Boeing 737-800 (738) 3:40 Effective 2025-05-03 through 2025-08-18
Daily 16:00 Guanacaste (LIR) 19:43 George Bush, Houston (IAH) E
United Airlines UA 401 Non-stop Boeing 737-900 (739) 3:43 Effective 2025-12-18 through 2026-01-05
Sat,Sun 16:00 Guanacaste (LIR) 19:43 George Bush, Houston (IAH) E
United Airlines UA 401 Non-stop Boeing 737-900 (739) 3:43 Effective from 2026-02-14
Daily 11:05 Guanacaste (LIR) 15:47 George Bush, Houston (IAH) E
United Airlines UA 1036 Non-stop Boeing 737-800 (738) 3:42 Effective 2025-05-22 through 2025-06-25
Mon-Fri,Sun 11:05 Guanacaste (LIR) 15:47 George Bush, Houston (IAH) E
United Airlines UA 1036 Non-stop Boeing 737 MAX 8 (7M8) 3:42 Effective 2025-06-26 through 2025-08-18
Sat 11:05 Guanacaste (LIR) 15:47 George Bush, Houston (IAH) E
United Airlines UA 1036 Non-stop Boeing 737-800 (738) 3:42 Effective 2025-06-28 through 2025-08-16
Mon-Sat 07:50 Guanacaste (LIR) 12:33 George Bush, Houston (IAH) E
United Airlines UA 1265 Non-stop Boeing 737-800 (738) 3:43 Effective 2025-10-27 through 2025-11-01
Daily 08:50 Guanacaste (LIR) 12:33 George Bush, Houston (IAH) E
United Airlines UA 1265 Non-stop Boeing 737-800 (738) 3:43 Effective from 2025-11-02
Sat 13:05 Guanacaste (LIR) 17:47 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737-900 (739) 3:42 Effective 2025-05-03 through 2025-05-31
Mon-Fri,Sun 13:14 Guanacaste (LIR) 17:57 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737-900 (739) 3:43 Effective 2025-10-26 through 2025-10-31
Sat 13:14 Guanacaste (LIR) 17:57 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737-800 (738) 3:43 Operates only on 2025-11-01
Mon,Tue,Thu,Fri,Sun 13:20 Guanacaste (LIR) 18:02 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737 MAX 9 (7M9) 3:42 Valid until 2025-05-06
Mon-Fri,Sun 13:20 Guanacaste (LIR) 18:02 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737 MAX 9 (7M9) 3:42 Effective 2025-05-07 through 2025-05-21
Mon-Fri,Sun 13:20 Guanacaste (LIR) 18:02 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737-900 (739) 3:42 Effective 2025-05-22 through 2025-06-06
Daily 13:20 Guanacaste (LIR) 18:02 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737-900 (739) 3:42 Effective 2025-06-07 through 2025-06-25
Mon-Fri,Sun 13:20 Guanacaste (LIR) 18:02 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737 MAX 9 (7M9) 3:42 Effective 2025-06-26 through 2025-08-18
Sat 13:20 Guanacaste (LIR) 18:02 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737-900 (739) 3:42 Effective 2025-06-28 through 2025-08-16
Daily 13:20 Guanacaste (LIR) 17:58 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737-900 (739) 3:38 Effective 2025-08-19 through 2025-10-25
Mon-Fri,Sun 14:14 Guanacaste (LIR) 17:57 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737-900 (739) 3:43 Effective 2025-11-02 through 2025-12-05
Sat 14:14 Guanacaste (LIR) 17:57 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737-800 (738) 3:43 Effective 2025-11-08 through 2025-12-06
Sat,Sun 14:14 Guanacaste (LIR) 17:57 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737-800 (738) 3:43 Effective 2025-12-07 through 2025-12-14
Mon-Fri 14:14 Guanacaste (LIR) 17:57 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737-900 (739) 3:43 Effective 2025-12-08 through 2025-12-17
Daily 14:14 Guanacaste (LIR) 17:57 George Bush, Houston (IAH) E
United Airlines UA 1516 Non-stop Boeing 737-900 (739) 3:43 Effective from 2025-12-18
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All airlines flying from Guanacaste (LIR) to George Bush, Houston (IAH).
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Select flight date:  Show Calendar
FLIGHT SCHEDULE
Direct Flights:

Valid until 2025-05-02
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:40, non-stop
Boeing 737-800 (738)

Effective 2025-05-03 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:40, non-stop
Boeing 737-800 (738)

Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:43, non-stop
Boeing 737-900 (739)

Effective from 2026-02-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 3:43, non-stop
Boeing 737-900 (739)

Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:42, non-stop
Boeing 737-800 (738)

Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:42, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2025-06-28 through 2025-08-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:42, non-stop
Boeing 737-800 (738)

Effective 2025-10-27 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 3:43, non-stop
Boeing 737-800 (738)

Effective from 2025-11-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:43, non-stop
Boeing 737-800 (738)

Effective 2025-05-03 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:42, non-stop
Boeing 737-900 (739)

Effective 2025-10-26 through 2025-10-31
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:43, non-stop
Boeing 737-900 (739)

Operates only on 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:43, non-stop
Boeing 737-800 (738)

Valid until 2025-05-06
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:42, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-05-07 through 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:42, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-05-22 through 2025-06-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:42, non-stop
Boeing 737-900 (739)

Effective 2025-06-07 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:42, non-stop
Boeing 737-900 (739)

Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:42, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-06-28 through 2025-08-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:42, non-stop
Boeing 737-900 (739)

Effective 2025-08-19 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:38, non-stop
Boeing 737-900 (739)

Effective 2025-11-02 through 2025-12-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:43, non-stop
Boeing 737-900 (739)

Effective 2025-11-08 through 2025-12-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:43, non-stop
Boeing 737-800 (738)

Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 3:43, non-stop
Boeing 737-800 (738)

Effective 2025-12-08 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:43, non-stop
Boeing 737-900 (739)

Effective from 2025-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:43, non-stop
Boeing 737-900 (739)
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  • An international route departing from Guanacaste airport, Costa Rica (LIR) and arriving at George Bush, Houston airport, United States (IAH).
  • The flight distance is 1480 miles, or 2382 km.
  • The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is 11:00am.
  • For direct flights, the flight time varies between 3:38 and 3:43.