Cheapest return flights from Seoul to Kathmandu in August from $341

AirHint found the following cheapest return flights from Seoul (ICN) to Kathmandu (KTM) in August 2025 (see full year).

Return flights

27 Aug - 31 Aug SriLankan Airlines
20 Aug - 24 Aug SriLankan Airlines
27 Aug - 07 Sep SriLankan Airlines
02 Aug - 10 Aug China Southern
06 Aug - 21 Sep SriLankan Airlines
02 Aug - 09 Aug China Eastern
18 Aug - 28 Aug China Southern
09 Aug - 24 Aug China Southern
11 Aug - 24 Aug China Southern
12 Aug - 24 Aug China Southern
13 Aug - 28 Aug China Southern
14 Aug - 28 Aug China Southern
21 Aug - 04 Sep China Southern
21 Aug - 05 Sep China Southern
22 Aug - 02 Sep China Southern
23 Aug - 05 Sep China Southern
23 Aug - 07 Sep China Southern
24 Aug - 02 Sep China Southern
24 Aug - 05 Sep China Southern
24 Aug - 06 Sep China Southern

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

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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