Distance From Entrance Island Seaplane Base to Tribhuvan International Airport, HBH - KTM Distance

The distance from Entrance Island Seaplane Base (HBH) to Tribhuvan International Airport (KTM) is 6140 miles or 9880 kilometers or 5332 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 Entrance Island ( United States ) to Kathmandu ( Nepal )?

A one-way nonstop (direct) flight between Entrance Island and Kathmandu takes around 14 hours 6 minutes.

Estimated flight time from Entrance Island Seaplane Base, Entrance Island, United States to Tribhuvan International Airport, Kathmandu, Nepal is 14 hours 6 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 • HBH - KTM

Kilometers		9880 km
Statute Miles		6140 miles
Nautical Miles		5332 nm
Avg. Time of Flight		14 hours 6 minutes

Entrance Island Seaplane Base to Tribhuvan International Airport Flight Route Map - HBH to KTM Flight Path

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

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

Nonstop flight route between Entrance Island, United States and Kathmandu, Nepal.

Time Difference Between the Airports • HBH - KTM

Time difference between Entrance Island (United States) and Kathmandu (Nepal) is 13 Hours 45 Minutes.
Kathmandu time is 13 Hours 45 Minutes ahead of Entrance Island.

Location	Local Time
Entrance Island (United States)	2026-06-23, 10:34:53 AKDT
Kathmandu (Nepal)	2026-06-24, 00:19:53 +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

Entrance Island Seaplane Base (HBH / ) Entrance Island, United States

Destination

Tribhuvan International Airport (KTM / VNKT) Kathmandu, Nepal