Cheapest return flights from Kathmandu to Seoul in May from $418

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

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

Return flights

15 May - 30 Jun Thai Lion Air
16 May - 23 May Thai AirAsia
29 May - 05 Jun Air China
30 May - 06 Jun Air China
16 May - 30 May Air China
31 May - 07 Jun China Southern
14 May - 30 May Air China
14 May - 29 May Air China
31 May - 30 Jun Air China
30 May - 11 Jun Air China
13 May - 28 May Thai Airways
16 May - 02 Jun Thai Airways
12 May - 20 Jun China Southern
13 May - 14 May Thai Airways
30 May - 06 Jun Korean Air direct
16 May - 02 Jun Korean Air direct
16 May - 23 May Korean Air direct
10 May - 17 May Thai Airways
16 May - 30 May Korean Air direct
09 May - 16 May China Southern

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

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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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