Cheapest return flights from Seoul to Singapore in December from 177€

AirHint found the following cheapest return flights from Seoul (ICN) to Singapore (SIN) in December 2025 (see full year).

Return flights

01 Dec - 31 Dec Jeju Air direct
01 Dec - 30 Dec Jeju Air direct
10 Dec - 30 Dec Jeju Air direct
10 Dec - 31 Dec Jeju Air direct
11 Dec - 29 Dec Jeju Air direct
01 Dec - 16 Jan Jeju Air direct
01 Dec - 06 Dec Jeju Air
12 Dec - 04 Jan Vietnam Airlines
01 Dec - 04 Dec Jeju Air
01 Dec - 02 Dec Jeju Air
17 Dec - 25 Dec Air China
02 Dec - 30 Dec T'way Air direct
17 Dec - 03 Jan Air China
08 Dec - 09 Jan Jeju Air direct
08 Dec - 13 Jan Vietnam Airlines
10 Dec - 07 Jan Jeju Air
16 Dec - 20 Jan Vietnam Airlines
18 Dec - 20 Jan Vietnam Airlines
29 Dec - 07 Jan Air China
29 Dec - 14 Jan Air China

Also check the deals for one-way flights from Seoul to Singapore 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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