Cheapest return flights from Seoul to Kathmandu in December from 451€

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

Return flights

05 Dec - 12 Dec Air China
01 Dec - 01 Jan Air China
05 Dec - 19 Dec Air China
05 Dec - 15 Dec Air China
04 Dec - 11 Dec Air China
05 Dec - 11 Dec Air China
01 Dec - 29 Dec Air China
19 Dec - 26 Dec Air China
25 Dec - 02 Jan Air China
29 Dec - 02 Jan Thai Airways
05 Dec - 15 Dec Korean Air direct
05 Dec - 12 Dec Korean Air direct
19 Dec - 26 Dec Korean Air direct
29 Dec - 02 Jan Korean Air direct

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

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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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