Cheapest return flights from Kathmandu to Seoul in September from 352€

AirHint found the following cheapest return flights from Kathmandu (KTM) to Seoul (ICN) in September 2025 (see full year).

Return flights

01 Sep - 14 Sep Air India
08 Sep - 15 Sep China Southern
26 Sep - 20 Oct Thai Airways
07 Sep - 13 Sep Thai Airways
26 Sep - 11 Oct Thai Airways
26 Sep - 05 Oct Air India
27 Sep - 04 Oct China Southern
26 Sep - 20 Oct Korean Air direct
26 Sep - 03 Oct Air India
08 Sep - 15 Sep Korean Air direct

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