Distance From Gilliam Airport to Tribhuvan International Airport

The distance from Gilliam Airport () to Tribhuvan International Airport (KTM) is 8254 miles or 13283 kilometers or 7168 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 Gilliam ( United States ) to Kathmandu ( Nepal )?

A one-way nonstop (direct) flight between Gilliam and Kathmandu takes around 18 hours 58 minutes.

Estimated flight time from Gilliam Airport, Gilliam, United States to Tribhuvan International Airport, Kathmandu, Nepal is 18 hours 58 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 • - KTM

Kilometers		13283 km
Statute Miles		8254 miles
Nautical Miles		7168 nm
Avg. Time of Flight		18 hours 58 minutes

Gilliam Airport to Tribhuvan International Airport Flight Route Map - to KTM Flight Path

Location of Gilliam Airport & Tribhuvan International Airport is given below.
Click the map to view Gilliam to Kathmandu nonstop flight path and travel direction.

Click to see flight route on Google Map between Gilliam, United States and Kathmandu, Nepal. .

Nonstop flight route between Gilliam, United States and Kathmandu, Nepal.

Time Difference Between the Airports • - KTM

Time difference between Gilliam (United States) and Kathmandu (Nepal) is 10 Hours 45 Minutes.
Kathmandu time is 10 Hours 45 Minutes ahead of Gilliam.

Location	Local Time
Gilliam (United States)	2026-08-08, 00:04:19 CDT
Kathmandu (Nepal)	2026-08-08, 10:49:19 +0545

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

Gilliam Airport ( / LA54) Gilliam, United States

Destination

Tribhuvan International Airport (KTM / VNKT) Kathmandu, Nepal