Distance From James M Cox Dayton International Airport to Tribhuvan International Airport, DAY - KTM Distance

The distance from James M Cox Dayton International Airport (DAY) to Tribhuvan International Airport (KTM) is 7718 miles or 12421 kilometers or 6703 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 Dayton ( United States ) to Kathmandu ( Nepal )?

A one-way nonstop (direct) flight between Dayton and Kathmandu takes around 17 hours 44 minutes.

Estimated flight time from James M Cox Dayton International Airport, Dayton, United States to Tribhuvan International Airport, Kathmandu, Nepal is 17 hours 44 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 • DAY - KTM

Kilometers		12421 km
Statute Miles		7718 miles
Nautical Miles		6703 nm
Avg. Time of Flight		17 hours 44 minutes

James M Cox Dayton International Airport to Tribhuvan International Airport Flight Route Map - DAY to KTM Flight Path

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

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

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

Time Difference Between the Airports • DAY - KTM

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

Location	Local Time
Dayton (United States)	2025-12-15, 10:12:35 EST
Kathmandu (Nepal)	2025-12-15, 20:57:35 +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

James M Cox Dayton International Airport (DAY / KDAY) Dayton, United States

Destination

Tribhuvan International Airport (KTM / VNKT) Kathmandu, Nepal