AirHint found the following cheapest return flights from Kathmandu (KTM) to Seoul (ICN) in November 2025 (see full year).
Return flights
| 20 Nov - 25 Nov | China Southern | ||
| 20 Nov - 01 Dec | China Southern | ||
| 18 Nov - 25 Nov | Korean Air | direct | |
| 22 Nov - 29 Nov | Korean Air | direct |
Also check the deals for one-way flights from Kathmandu to Seoul in November.
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