AirHint found the following cheapest one-way flights from Seoul (ICN) to Kathmandu (KTM) in May 2025 (see full year).
10 May | China Southern | ||
07 May | China Southern | ||
08 May | China Southern | ||
21 May | SriLankan Airlines | ||
12 May | Air China | ||
15 May | Air China | ||
09 May | China Southern | ||
22 May | Air China | ||
04 May | Air China | ||
02 May | Air China |
Also check the deals for return flights from Seoul to Kathmandu in May.
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.