All airlines flying from Atlanta (ATL) to Guanacaste (LIR).

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 09:46 Atlanta (ATL) I 12:50 Guanacaste (LIR)
KLM KL 6616 Non-stop Airbus A321 (321) 4:04 Valid until 2026-01-04
Codeshare flight, operated by Delta Air Lines.(DL 1898)
Daily 09:46 Atlanta (ATL) I 12:50 Guanacaste (LIR)
KLM KL 6616 Non-stop Boeing 757 (757) 4:04 Effective 2026-02-12 through 2026-03-07
Codeshare flight, operated by Delta Air Lines.(DL 1898)
Daily 09:48 Atlanta (ATL) I 12:50 Guanacaste (LIR)
KLM KL 6616 Non-stop Boeing 757 (757) 4:02 Effective 2026-01-19 through 2026-02-11
Codeshare flight, operated by Delta Air Lines.(DL 1898)
Sat 08:14 Atlanta (ATL) I 11:20 Guanacaste (LIR)
KLM KL 7034 Non-stop Boeing 757 (757) 4:06 Effective 2026-02-14 through 2026-03-07
Codeshare flight, operated by Delta Air Lines.(DL 1797)
Sat 08:15 Atlanta (ATL) I 11:20 Guanacaste (LIR)
KLM KL 7034 Non-stop Boeing 757 (757) 4:05 Effective 2026-01-10 through 2026-02-07
Codeshare flight, operated by Delta Air Lines.(DL 1797)
Sat 08:15 Atlanta (ATL) I 10:25 Guanacaste (LIR)
KLM KL 7034 Non-stop Boeing 757 (757) 4:10 Effective 2026-03-14 through 2026-03-28
Codeshare flight, operated by Delta Air Lines.(DL 1797)
Sat 08:18 Atlanta (ATL) I 11:20 Guanacaste (LIR)
KLM KL 7034 Non-stop Airbus A321 (321) 4:02 Operates only on 2026-01-03
Codeshare flight, operated by Delta Air Lines.(DL 1795)
Mon-Fri,Sun 10:45 Atlanta (ATL) I 12:52 Guanacaste (LIR)
KLM KL 7034 Non-stop Boeing 757 (757) 4:07 Effective 2026-03-08 through 2026-03-27
Codeshare flight, operated by Delta Air Lines.(DL 1781)
Mon-Fri,Sun 10:47 Atlanta (ATL) I 13:50 Guanacaste (LIR)
KLM KL 7034 Non-stop Airbus A321 (321) 4:03 Valid until 2026-01-04
Codeshare flight, operated by Delta Air Lines.(DL 1781)
Mon-Fri,Sun 10:49 Atlanta (ATL) I 13:50 Guanacaste (LIR)
KLM KL 7034 Non-stop Boeing 757 (757) 4:01 Effective 2026-02-12 through 2026-03-06
Codeshare flight, operated by Delta Air Lines.(DL 1781)
Mon-Fri,Sun 10:50 Atlanta (ATL) I 13:50 Guanacaste (LIR)
KLM KL 7034 Non-stop Boeing 757 (757) 4:00 Effective 2026-01-05 through 2026-01-20
Codeshare flight, operated by Delta Air Lines.(DL 1781)
Mon,Wed-Fri,Sun 10:50 Atlanta (ATL) I 13:50 Guanacaste (LIR)
KLM KL 7034 Non-stop Boeing 757 (757) 4:00 Effective 2026-01-23 through 2026-02-11
Codeshare flight, operated by Delta Air Lines.(DL 1781)
Thu 10:53 Atlanta (ATL) I 13:50 Guanacaste (LIR)
KLM KL 7034 Non-stop Boeing 757 (757) 3:57 Operates only on 2026-01-22
Codeshare flight, operated by Delta Air Lines.(DL 1781)
Wed 10:54 Atlanta (ATL) I 13:50 Guanacaste (LIR)
KLM KL 7034 Non-stop Boeing 757 (757) 3:56 Operates only on 2026-01-21
Codeshare flight, operated by Delta Air Lines.(DL 1781)
Daily 10:10 Atlanta (ATL) I 12:00 Guanacaste (LIR)
KLM KL 7149 Non-stop Boeing 737-900 (739) 3:50 Effective from 2026-10-25
Codeshare flight, operated by Delta Air Lines.(DL 1898)
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All airlines flying from Atlanta (ATL) to Guanacaste (LIR).
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1898)
Duration: 4:04, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1898)
Duration: 4:04, non-stop
Boeing 757 (757)

Direct Codeshare Flights:

Effective 2026-01-19 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1898)
Duration: 4:02, non-stop
Boeing 757 (757)

Direct Codeshare Flights:

Effective 2026-02-14 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1797)
Duration: 4:06, non-stop
Boeing 757 (757)

Direct Codeshare Flights:

Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1797)
Duration: 4:05, non-stop
Boeing 757 (757)

Direct Codeshare Flights:

Effective 2026-03-14 through 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1797)
Duration: 4:10, non-stop
Boeing 757 (757)

Direct Codeshare Flights:

Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1795)
Duration: 4:02, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Effective 2026-03-08 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1781)
Duration: 4:07, non-stop
Boeing 757 (757)

Direct Codeshare Flights:

Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1781)
Duration: 4:03, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1781)
Duration: 4:01, non-stop
Boeing 757 (757)

Direct Codeshare Flights:

Effective 2026-01-05 through 2026-01-20
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1781)
Duration: 4:00, non-stop
Boeing 757 (757)

Direct Codeshare Flights:

Effective 2026-01-23 through 2026-02-11
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1781)
Duration: 4:00, non-stop
Boeing 757 (757)

Direct Codeshare Flights:

Operates only on 2026-01-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1781)
Duration: 3:57, non-stop
Boeing 757 (757)

Direct Codeshare Flights:

Operates only on 2026-01-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1781)
Duration: 3:56, non-stop
Boeing 757 (757)

Direct Codeshare Flights:

Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1898)
Duration: 3:50, non-stop
Boeing 737-900 (739)
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  • An international route departing from Atlanta airport, United States (ATL) and arriving at Guanacaste airport, Costa Rica (LIR).
  • The flight distance is 1593 miles, or 2563 km.
  • The timezone of the departure airport is UTC-5 , 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 3:50 and 4:10.