Cheapest return flights from Seoul to Singapore in December from $261

Best time to book flights for Seoul (ICN) to Singapore (SIN) flights at AirHint

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

Return flights

12 Dec - 31 Dec Vietnam Airlines
17 Dec - 30 Dec Vietnam Airlines
07 Dec - 13 Dec Vietnam Airlines
01 Dec - 05 Dec Vietnam Airlines
11 Dec - 15 Dec Vietnam Airlines
01 Dec - 06 Dec Vietnam Airlines
11 Dec - 21 Dec Vietnam Airlines
11 Dec - 14 Dec Vietnam Airlines
02 Dec - 09 Dec Vietnam Airlines
23 Dec - 30 Dec Scoot Tigerair direct
25 Dec - 01 Jan Scoot Tigerair direct
26 Dec - 06 Jan Xiamen Airlines
27 Dec - 01 Jan Xiamen Airlines
30 Dec - 04 Jan Xiamen Airlines
31 Dec - 04 Jan Xiamen Airlines
26 Dec - 01 Jan Xiamen Airlines
31 Dec - 03 Jan Xiamen Airlines
30 Dec - 02 Jan Xiamen Airlines
20 Dec - 09 Jan Scoot Tigerair
31 Dec - 05 Jan China Southern

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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