AirHint found the following cheapest one-way flights from Kathmandu (KTM) to Seoul (ICN) in July 2025 (see full year).

One-Way flights

18 Jul	Thai AirAsia
04 Jul	Thai AirAsia
16 Jul	Thai AirAsia
17 Jul	SriLankan Airlines
10 Jul	SriLankan Airlines
05 Jul	Thai Lion Air
22 Jul	Thai Lion Air
07 Jul	Thai AirAsia
20 Jul	SriLankan Airlines
19 Jul	Air India

Also check the deals for return flights from Kathmandu to Seoul in July.

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 one-way flights from Kathmandu to Seoul in July from 215€

One-Way flights