Cheapest return flights from Seoul to Kathmandu in August from $514

AirHint found the following cheapest return flights from Seoul (ICN) to Kathmandu (KTM) in August 2026 (see full year).

Return flights

22 Aug - 31 Aug China Southern
28 Aug - 06 Sep China Southern
22 Aug - 30 Aug China Southern
01 Aug - 31 Aug China Southern
22 Aug - 25 Aug China Southern
08 Aug - 13 Aug Thai Airways
09 Aug - 13 Aug Thai Airways
15 Aug - 18 Aug Thai Airways
17 Aug - 20 Aug Thai Airways
11 Aug - 18 Aug Thai Airways
02 Aug - 12 Aug Thai Airways

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

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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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