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OSY to KTM: distance & flight time

Namsos (Namsos Høknesøra Airport) → Kathmandu (Tribhuvan International Airport)

4,026 mi
6,479 km · 3,498 nm
8h 22m
estimated nonstop flight time
+3.8h
time difference · heading east
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Flight time details

4,026 miles nonstop takes roughly 8h 22m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.8-hour time gain when reading arrival times on your ticket.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is OSY from KTM?

The flight distance from Namsos (OSY) to Kathmandu (KTM) is 4,026 miles (6,479 km, 3,498 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from OSY to KTM?

A nonstop flight takes about 8h 22m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.

What is the time difference between Namsos and Kathmandu?

Kathmandu is 3.8 hours ahead of Namsos.

What is the cheapest way to fly from OSY to KTM?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSY–KTM that never appear on search engines, with no booking fees.
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