Cheapest one-way flights from Seoul to Kathmandu in September from 121€

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

One-Way flights

16 Sep China Eastern
15 Sep China Eastern
04 Sep China Eastern
13 Sep China Eastern
05 Sep China Eastern
03 Sep SriLankan Airlines
19 Sep Thai AirAsia X
17 Sep Thai AirAsia X
08 Sep Air China
01 Sep Air China

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

Skyscanner

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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