Distance From Seri Thai Airport to Guanacaste Airport

The distance from Seri Thai Airport () to Guanacaste Airport (LIR) is 10436 miles or 16795 kilometers or 9063 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 Na Khu ( Thailand ) to Liberia ( Costa Rica )?

A one-way nonstop (direct) flight between Na Khu and Liberia takes around 23 hours 59 minutes.

Estimated flight time from Seri Thai Airport, Na Khu, Thailand to Guanacaste Airport, Liberia, Costa Rica is 23 hours 59 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		16795 km
Statute Miles		10436 miles
Nautical Miles		9063 nm
Avg. Time of Flight		23 hours 59 minutes

Seri Thai Airport to Guanacaste Airport Flight Route Map - to LIR Flight Path

Location of Seri Thai Airport & Guanacaste Airport is given below.
Click the map to view Na Khu to Liberia nonstop flight path and travel direction.

Click to see flight route on Google Map between Na Khu, Thailand and Liberia, Costa Rica. .

Nonstop flight route between Na Khu, Thailand and Liberia, Costa Rica.

Time Difference Between the Airports • - LIR

Time difference between Na Khu (Thailand) and Liberia (Costa Rica) is 13 Hours.
Liberia time is 13 Hours behind Na Khu.

Location	Local Time
Na Khu (Thailand)	2025-12-16, 23:24:49 +07
Liberia (Costa Rica)	2025-12-16, 10:24:49 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

Seri Thai Airport ( / ) Na Khu, Thailand

Destination

Guanacaste Airport (LIR / MRLB) Liberia, Costa Rica