Distance From Niagara Falls International Airport to Guanacaste Airport, IAG - LIR Distance

The distance from Niagara Falls International Airport (IAG) to Guanacaste Airport (LIR) is 2282 miles or 3672 kilometers or 1981 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.

---

How long does it take to travel from Niagara Falls ( United States ) to Liberia ( Costa Rica )?

A one-way nonstop (direct) flight between Niagara Falls and Liberia takes around 5 hours 14 minutes.

Estimated flight time from Niagara Falls International Airport, Niagara Falls, United States to Guanacaste Airport, Liberia, Costa Rica is 5 hours 14 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 • IAG - LIR

Kilometers		3672 km
Statute Miles		2282 miles
Nautical Miles		1981 nm
Avg. Time of Flight		5 hours 14 minutes

Niagara Falls International Airport to Guanacaste Airport Flight Route Map - IAG to LIR Flight Path

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

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

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

Time Difference Between the Airports • IAG - LIR

Time difference between Niagara Falls (United States) and Liberia (Costa Rica) is 1 Hours.
Liberia time is 1 Hours behind Niagara Falls.

Location	Local Time
Niagara Falls (United States)	2025-12-15, 20:16:17 EST
Liberia (Costa Rica)	2025-12-15, 19:16:17 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

Niagara Falls International Airport (IAG / KIAG) Niagara Falls, United States

Destination

Guanacaste Airport (LIR / MRLB) Liberia, Costa Rica