Distance From Black Hills Airport-Clyde Ice Field to Tribhuvan International Airport, SPF - KTM Distance

The distance from Black Hills Airport-Clyde Ice Field (SPF) to Tribhuvan International Airport (KTM) is 7417 miles or 11936 kilometers or 6441 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 Spearfish ( United States ) to Kathmandu ( Nepal )?

A one-way nonstop (direct) flight between Spearfish and Kathmandu takes around 17 hours 3 minutes.

Estimated flight time from Black Hills Airport-Clyde Ice Field, Spearfish, United States to Tribhuvan International Airport, Kathmandu, Nepal is 17 hours 3 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 • SPF - KTM

Kilometers		11936 km
Statute Miles		7417 miles
Nautical Miles		6441 nm
Avg. Time of Flight		17 hours 3 minutes

Black Hills Airport-Clyde Ice Field to Tribhuvan International Airport Flight Route Map - SPF to KTM Flight Path

Location of Black Hills Airport-Clyde Ice Field & Tribhuvan International Airport is given below.
Click the map to view Spearfish to Kathmandu nonstop flight path and travel direction.

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

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

Time Difference Between the Airports • SPF - KTM

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

Location	Local Time
Spearfish (United States)	2025-03-13, 18:18:48 CDT
Kathmandu (Nepal)	2025-03-14, 05:03:48 +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

Black Hills Airport-Clyde Ice Field (SPF / KSPF) Spearfish, United States

Destination

Tribhuvan International Airport (KTM / VNKT) Kathmandu, Nepal