Cheapest return flights from Seoul to Kathmandu in September from 444€

AirHint found the following cheapest return flights from Seoul (ICN) to Kathmandu (KTM) in September 2026 (see full year).

Return flights

26 Sep - 31 Oct Air China
23 Sep - 10 Oct Air China
08 Sep - 13 Sep China Southern
15 Sep - 22 Sep China Southern
19 Sep - 02 Oct Air India
15 Sep - 22 Sep Korean Air direct
26 Sep - 31 Oct Korean Air direct

Also check the deals for one-way flights from Seoul to Kathmandu in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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