Cheapest return flights from Seoul to Kathmandu in August from $336

Best time to book flights for Seoul (ICN) to Kathmandu (KTM) flights at AirHint

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
13 Aug - 24 Aug SriLankan Airlines
06 Aug - 17 Aug SriLankan Airlines
13 Aug - 17 Aug SriLankan Airlines
06 Aug - 10 Aug SriLankan Airlines
15 Aug - 28 Aug China Southern
11 Aug - 18 Aug China Eastern
07 Aug - 14 Aug China Eastern
10 Aug - 17 Aug China Eastern
29 Aug - 05 Sep China Southern
31 Aug - 19 Sep China Southern
29 Aug - 03 Sep Air China
04 Aug - 22 Sep Air China
25 Aug - 07 Sep Air China
01 Aug - 10 Sep Air China
01 Aug - 06 Sep Air China
04 Aug - 24 Sep Air China
29 Aug - 26 Sep Malaysia Airlines
25 Aug - 01 Sep Thai Airways

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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