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

Return flights

11 Nov - 22 Nov	SriLankan Airlines
21 Nov - 29 Nov	SriLankan Airlines
24 Nov - 05 Dec	Vietnam Airlines
25 Nov - 04 Dec	SriLankan Airlines
04 Nov - 11 Nov	SriLankan Airlines
03 Nov - 10 Nov	Air China
28 Nov - 04 Dec	Air China
28 Nov - 05 Dec	Air China
10 Nov - 25 Nov	Air China
07 Nov - 24 Nov	Air China
08 Nov - 24 Nov	Air China
15 Nov - 19 Nov	Air China
14 Nov - 01 Dec	Air China
07 Nov - 01 Dec	Air China
28 Nov - 29 Dec	Air China
09 Nov - 24 Nov	Thai Airways
10 Nov - 24 Nov	Thai Airways
10 Nov - 01 Dec	Thai Airways
14 Nov - 01 Dec	Korean Air	direct
07 Nov - 01 Dec	Korean Air	direct

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

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 November from 314€

Return flights