Distance From İstanbul Hezarfen Airfield to Tribhuvan International Airport

The distance from İstanbul Hezarfen Airfield () to Tribhuvan International Airport (KTM) is 3308 miles or 5323 kilometers or 2873 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 Çatalca ( Turkey ) to Kathmandu ( Nepal )?

A one-way nonstop (direct) flight between Çatalca and Kathmandu takes around 7 hours 36 minutes.

Estimated flight time from İstanbul Hezarfen Airfield, Çatalca, Turkey to Tribhuvan International Airport, Kathmandu, Nepal is 7 hours 36 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		5323 km
Statute Miles		3308 miles
Nautical Miles		2873 nm
Avg. Time of Flight		7 hours 36 minutes

İstanbul Hezarfen Airfield to Tribhuvan International Airport Flight Route Map - to KTM Flight Path

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

Click to see flight route on Google Map between Çatalca, Turkey and Kathmandu, Nepal. .

Nonstop flight route between Çatalca, Turkey and Kathmandu, Nepal.

Time Difference Between the Airports • - KTM

Time difference between Çatalca (Turkey) and Kathmandu (Nepal) is 2 Hours 45 Minutes.
Kathmandu time is 2 Hours 45 Minutes ahead of Çatalca.

Location	Local Time
Çatalca (Turkey)	2026-04-29, 18:29:37 +03
Kathmandu (Nepal)	2026-04-29, 21:14:37 +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

İstanbul Hezarfen Airfield ( / LTBW) Çatalca, Turkey

Destination

Tribhuvan International Airport (KTM / VNKT) Kathmandu, Nepal