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

Return flights

22 Feb - 05 Mar	Air China
13 Feb - 14 Mar	Air China
13 Feb - 21 Mar	Air China
14 Feb - 08 Mar	Air China
14 Feb - 10 Mar	Air China
13 Feb - 10 Mar	Air China
20 Feb - 07 Mar	Air China
14 Feb - 21 Feb	Air China
14 Feb - 28 Feb	Air China
14 Feb - 04 Mar	Air China
14 Feb - 15 Mar	Air China
14 Feb - 07 Mar	Air China
12 Feb - 18 Feb	Air India
14 Feb - 18 Feb	Air India
03 Feb - 18 Feb	Air India
17 Feb - 21 Feb	Air India
24 Feb - 28 Feb	Air India
03 Feb - 07 Feb	Air India
13 Feb - 18 Feb	Air China
16 Feb - 20 Feb	Thai Airways

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 465€

Return flights