Distance From Okoyo Airport to Tribhuvan International Airport, OKG - KTM Distance

The distance from Okoyo Airport (OKG) to Tribhuvan International Airport (KTM) is 5067 miles or 8154 kilometers or 4400 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 Okoyo ( Republic of the Congo ) to Kathmandu ( Nepal )?

A one-way nonstop (direct) flight between Okoyo and Kathmandu takes around 11 hours 38 minutes.

Estimated flight time from Okoyo Airport, Okoyo, Republic of the Congo to Tribhuvan International Airport, Kathmandu, Nepal is 11 hours 38 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 • OKG - KTM

Kilometers		8154 km
Statute Miles		5067 miles
Nautical Miles		4400 nm
Avg. Time of Flight		11 hours 38 minutes

Okoyo Airport to Tribhuvan International Airport Flight Route Map - OKG to KTM Flight Path

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

Click to see flight route on Google Map between Okoyo, Republic of the Congo and Kathmandu, Nepal. .

Nonstop flight route between Okoyo, Republic of the Congo and Kathmandu, Nepal.

Time Difference Between the Airports • OKG - KTM

Time difference between Okoyo (Republic of the Congo) and Kathmandu (Nepal) is 4 Hours 45 Minutes.
Kathmandu time is 4 Hours 45 Minutes ahead of Okoyo.

Location	Local Time
Okoyo (Republic of the Congo)	2026-04-29, 21:35:20 WAT
Kathmandu (Nepal)	2026-04-30, 02:20:20 +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

Okoyo Airport (OKG / ) Okoyo, Republic of the Congo

Destination

Tribhuvan International Airport (KTM / VNKT) Kathmandu, Nepal