Distance From Iruma Air Base to Guanacaste Airport

The distance from Iruma Air Base () to Guanacaste Airport (LIR) is 8094 miles or 13026 kilometers or 7029 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Sayama ( Japan ) to Liberia ( Costa Rica )?

A one-way nonstop (direct) flight between Sayama and Liberia takes around 18 hours 36 minutes.

Estimated flight time from Iruma Air Base, Sayama, Japan to Guanacaste Airport, Liberia, Costa Rica is 18 hours 36 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • - LIR

Kilometers		13026 km
Statute Miles		8094 miles
Nautical Miles		7029 nm
Avg. Time of Flight		18 hours 36 minutes

Iruma Air Base to Guanacaste Airport Flight Route Map - to LIR Flight Path

Location of Iruma Air Base & Guanacaste Airport is given below.
Click the map to view Sayama to Liberia nonstop flight path and travel direction.

Click to see flight route on Google Map between Sayama, Japan and Liberia, Costa Rica. .

Nonstop flight route between Sayama, Japan and Liberia, Costa Rica.

Time Difference Between the Airports • - LIR

Time difference between Sayama (Japan) and Liberia (Costa Rica) is 15 Hours.
Liberia time is 15 Hours behind Sayama.

Location	Local Time
Sayama (Japan)	2025-12-15, 17:48:28 JST
Liberia (Costa Rica)	2025-12-15, 02:48:28 CST

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Iruma Air Base ( / RJTJ) Sayama, Japan

Destination

Guanacaste Airport (LIR / MRLB) Liberia, Costa Rica