Distance From Sterling Municipal Airport to Tribhuvan International Airport, STK - KTM Distance

The distance from Sterling Municipal Airport (STK) to Tribhuvan International Airport (KTM) is 7685 miles or 12367 kilometers or 6674 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 Sterling ( United States ) to Kathmandu ( Nepal )?

A one-way nonstop (direct) flight between Sterling and Kathmandu takes around 17 hours 40 minutes.

Estimated flight time from Sterling Municipal Airport, Sterling, United States to Tribhuvan International Airport, Kathmandu, Nepal is 17 hours 40 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 • STK - KTM

Kilometers		12367 km
Statute Miles		7685 miles
Nautical Miles		6674 nm
Avg. Time of Flight		17 hours 40 minutes

Sterling Municipal Airport to Tribhuvan International Airport Flight Route Map - STK to KTM Flight Path

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

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

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

Time Difference Between the Airports • STK - KTM

Time difference between Sterling (United States) and Kathmandu (Nepal) is 11 Hours 45 Minutes.
Kathmandu time is 11 Hours 45 Minutes ahead of Sterling.

Location	Local Time
Sterling (United States)	2026-03-20, 21:23:09 MDT
Kathmandu (Nepal)	2026-03-21, 09:08:09 +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

Sterling Municipal Airport (STK / KSTK) Sterling, United States

Destination

Tribhuvan International Airport (KTM / VNKT) Kathmandu, Nepal