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

Return flights

04 Feb - 06 Feb	Air China
04 Feb - 07 Feb	Air China
05 Feb - 07 Feb	Air China
01 Feb - 06 Feb	Air China
01 Feb - 07 Feb	Air China
04 Feb - 08 Feb	Air China
04 Feb - 10 Feb	Air China
04 Feb - 16 Feb	Air China
01 Feb - 05 Feb	Air China
01 Feb - 10 Feb	Air China
06 Feb - 07 Mar	Air China
01 Feb - 02 Mar	Air China
07 Feb - 03 Mar	Air China
07 Feb - 14 Mar	Air China
28 Feb - 07 Mar	Air India
19 Feb - 04 Mar	Air India
19 Feb - 05 Mar	Air India
20 Feb - 04 Mar	Air India
20 Feb - 05 Mar	Air India
20 Feb - 07 Mar	Air India

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

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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Cheapest return flights from Seoul to Kathmandu in February from 305€

Return flights