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

Return flights

28 Feb - 28 Mar	Air India
19 Feb - 05 Mar	Air India
21 Feb - 07 Mar	Air India
10 Feb - 21 Feb	Air India
13 Feb - 21 Feb	Air India
15 Feb - 21 Feb	Air India
17 Feb - 21 Feb	Air India
17 Feb - 28 Feb	Air India
24 Feb - 28 Feb	Air India
02 Feb - 13 Feb	Air China
02 Feb - 18 Feb	Air China
12 Feb - 22 Feb	Air China
14 Feb - 22 Feb	Air China
15 Feb - 28 Mar	Air China
27 Feb - 07 Mar	Air China
01 Feb - 01 Mar	Air China
03 Feb - 03 Mar	Thai Airways
02 Feb - 02 Mar	Thai Airways
03 Feb - 03 Mar	Korean Air	direct
28 Feb - 28 Mar	Korean Air	direct

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 409€

Return flights