All airlines flying from Denver (DEN) to Guanacaste (LIR).

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 07:40 Denver (DEN) 12:30 Guanacaste (LIR)
Southwest Airlines WN 355 Non-stop Boeing 737 MAX 8 (7M8) 4:50 Operates only on 2026-04-11
Sat 08:05 Denver (DEN) 14:15 Guanacaste (LIR)
Southwest Airlines WN 355 Non-stop Boeing 737 MAX 8 (7M8) 5:10 Operates only on 2026-01-03
Sat 08:20 Denver (DEN) 13:15 Guanacaste (LIR)
Southwest Airlines WN 355 Non-stop Boeing 737 MAX 8 (7M8) 4:55 Effective 2026-04-18 through 2026-05-30
Sat 08:30 Denver (DEN) 13:30 Guanacaste (LIR)
Southwest Airlines WN 355 Non-stop Boeing 737 MAX 8 (7M8) 5:00 Effective 2026-06-06 through 2026-08-01
Sat 08:40 Denver (DEN) 14:55 Guanacaste (LIR)
Southwest Airlines WN 355 Non-stop Boeing 737 MAX 8 (7M8) 5:15 Effective 2026-01-10 through 2026-01-31
Sat 08:45 Denver (DEN) 15:00 Guanacaste (LIR)
Southwest Airlines WN 355 Non-stop Boeing 737 MAX 8 (7M8) 5:15 Effective 2026-02-07 through 2026-02-28
Sat 09:10 Denver (DEN) 15:10 Guanacaste (LIR)
Southwest Airlines WN 355 Non-stop Boeing 737 MAX 8 (7M8) 5:00 Operates only on 2026-03-07
Sat,Sun 09:10 Denver (DEN) 14:10 Guanacaste (LIR)
Southwest Airlines WN 355 Non-stop Boeing 737 MAX 8 (7M8) 5:00 Effective 2026-03-08 through 2026-04-05
Daily 09:57 Denver (DEN) 16:08 Guanacaste (LIR)
United Airlines UA 1917 Non-stop Boeing 737 MAX 9 (7M9) 5:11 Valid until 2026-02-03
Daily 09:57 Denver (DEN) 16:08 Guanacaste (LIR)
United Airlines UA 1917 Non-stop Boeing 737 MAX 9 (7M9) 5:11 Effective 2026-02-05 through 2026-03-07
Daily 09:57 Denver (DEN) 15:08 Guanacaste (LIR)
United Airlines UA 1917 Non-stop Boeing 737 MAX 9 (7M9) 5:11 Effective 2026-03-08 through 2026-03-28
Daily 09:57 Denver (DEN) 15:08 Guanacaste (LIR)
United Airlines UA 1917 Non-stop Boeing 737 MAX 8 (7M8) 5:11 Effective from 2026-10-25
Daily 10:17 Denver (DEN) 15:25 Guanacaste (LIR)
United Airlines UA 1917 Non-stop Boeing 737-800 (738) 5:08 Effective 2026-03-29 through 2026-05-04
Mon,Thu-Sun 10:17 Denver (DEN) 15:25 Guanacaste (LIR)
United Airlines UA 1917 Non-stop Boeing 737-800 (738) 5:08 Effective 2026-05-07 through 2026-05-25
Daily 10:17 Denver (DEN) 15:25 Guanacaste (LIR)
United Airlines UA 1917 Non-stop Boeing 737-800 (738) 5:08 Effective 2026-05-26 through 2026-08-10
Sat 10:21 Denver (DEN) 15:25 Guanacaste (LIR)
United Airlines UA 1917 Non-stop Boeing 737-800 (738) 5:04 Effective 2026-09-26 through 2026-10-24
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All airlines flying from Denver (DEN) to Guanacaste (LIR).
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Operates only on 2026-04-11
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 4:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Operates only on 2026-01-03
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 5:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Effective 2026-04-18 through 2026-05-30
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 4:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Effective 2026-06-06 through 2026-08-01
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 5:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Effective 2026-01-10 through 2026-01-31
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 5:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Effective 2026-02-07 through 2026-02-28
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 5:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Operates only on 2026-03-07
Mon
-
Tue
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Wed
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Thu
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Fri
-
Sat
Sun
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Duration: 5:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 5:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Valid until 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:11, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Effective 2026-02-05 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:11, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:11, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:11, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Effective 2026-03-29 through 2026-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:08, non-stop
Boeing 737-800 (738)

Direct Flights:

Effective 2026-05-07 through 2026-05-25
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 5:08, non-stop
Boeing 737-800 (738)

Direct Flights:

Effective 2026-05-26 through 2026-08-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:08, non-stop
Boeing 737-800 (738)

Direct Flights:

Effective 2026-09-26 through 2026-10-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
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Duration: 5:04, non-stop
Boeing 737-800 (738)
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  • An international route departing from Denver airport, United States (DEN) and arriving at Guanacaste airport, Costa Rica (LIR).
  • The flight distance is 2336 miles, or 3759 km.
  • The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-6 . 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 4:50 and 5:15.