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KTM to ICN: distance & flight time

Kathmandu (Tribhuvan International Airport) → Seoul (Incheon International Airport)

2,465 mi
3,966 km · 2,142 nm
5h 18m
estimated nonstop flight time
+3.3h
time difference · heading northeast
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Flight time details

2,465 miles nonstop takes roughly 5h 18m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.3-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 KTM from ICN?

The flight distance from Kathmandu (KTM) to Seoul (ICN) is 2,465 miles (3,966 km, 2,142 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from KTM to ICN?

A nonstop flight takes about 5h 18m 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 Kathmandu and Seoul?

Seoul is 3.3 hours ahead of Kathmandu.

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

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KTM–ICN that never appear on search engines, with no booking fees.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