Distance From Malmstrom Air Force Base to Guanacaste Airport, GFA - LIR Distance

The distance from Malmstrom Air Force Base (GFA) to Guanacaste Airport (LIR) is 2955 miles or 4755 kilometers or 2566 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 Great Falls ( United States ) to Liberia ( Costa Rica )?

A one-way nonstop (direct) flight between Great Falls and Liberia takes around 6 hours 47 minutes.

Estimated flight time from Malmstrom Air Force Base, Great Falls, United States to Guanacaste Airport, Liberia, Costa Rica is 6 hours 47 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 • GFA - LIR

Kilometers		4755 km
Statute Miles		2955 miles
Nautical Miles		2566 nm
Avg. Time of Flight		6 hours 47 minutes

Malmstrom Air Force Base to Guanacaste Airport Flight Route Map - GFA to LIR Flight Path

Location of Malmstrom Air Force Base & Guanacaste Airport is given below.
Click the map to view Great Falls to Liberia nonstop flight path and travel direction.

Click to see flight route on Google Map between Great Falls, United States and Liberia, Costa Rica. .

Nonstop flight route between Great Falls, United States and Liberia, Costa Rica.

Time Difference Between the Airports • GFA - LIR

Time difference between Great Falls (United States) and Liberia (Costa Rica) is 0 Hours.

Location	Local Time
Great Falls (United States)	2026-08-08, 05:46:57 MDT
Liberia (Costa Rica)	2026-08-08, 05:46:57 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

Malmstrom Air Force Base (GFA / KGFA) Great Falls, United States

Destination

Guanacaste Airport (LIR / MRLB) Liberia, Costa Rica