Distance From Nissan Island Airport to Guanacaste Airport, IIS - LIR Distance

The distance from Nissan Island Airport (IIS) to Guanacaste Airport (LIR) is 8327 miles or 13401 kilometers or 7231 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 Nissan Island ( Papua New Guinea ) to Liberia ( Costa Rica )?

A one-way nonstop (direct) flight between Nissan Island and Liberia takes around 19 hours 8 minutes.

Estimated flight time from Nissan Island Airport, Nissan Island, Papua New Guinea to Guanacaste Airport, Liberia, Costa Rica is 19 hours 8 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 • IIS - LIR

Kilometers		13401 km
Statute Miles		8327 miles
Nautical Miles		7231 nm
Avg. Time of Flight		19 hours 8 minutes

Nissan Island Airport to Guanacaste Airport Flight Route Map - IIS to LIR Flight Path

Location of Nissan Island Airport & Guanacaste Airport is given below.
Click the map to view Nissan Island to Liberia nonstop flight path and travel direction.

Click to see flight route on Google Map between Nissan Island, Papua New Guinea and Liberia, Costa Rica. .

Nonstop flight route between Nissan Island, Papua New Guinea and Liberia, Costa Rica.

Time Difference Between the Airports • IIS - LIR

Time difference between Nissan Island (Papua New Guinea) and Liberia (Costa Rica) is 17 Hours.
Liberia time is 17 Hours behind Nissan Island.

Location	Local Time
Nissan Island (Papua New Guinea)	2026-10-27, 21:06:31 +11
Liberia (Costa Rica)	2026-10-27, 04:06:31 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

Nissan Island Airport (IIS / AYIA) Nissan Island, Papua New Guinea

Destination

Guanacaste Airport (LIR / MRLB) Liberia, Costa Rica