Cheapest return flights from Seoul to Singapore in December from $253

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

Return flights

04 Dec - 08 Dec Vietnam Airlines
01 Dec - 08 Dec Vietnam Airlines
02 Dec - 07 Dec Vietnam Airlines
05 Dec - 09 Dec Vietnam Airlines
06 Dec - 24 Dec Vietnam Airlines
06 Dec - 11 Dec Vietnam Airlines
09 Dec - 14 Dec Vietnam Airlines
10 Dec - 13 Dec Vietnam Airlines
07 Dec - 11 Dec Vietnam Airlines
08 Dec - 12 Dec Vietnam Airlines
21 Dec - 20 Jan Scoot
22 Dec - 20 Jan Scoot
21 Dec - 02 Jan Scoot
25 Dec - 06 Jan VietJet Air
25 Dec - 02 Jan VietJet Air
26 Dec - 02 Jan VietJet Air
20 Dec - 20 Jan VietJet Air
23 Dec - 20 Jan VietJet Air
29 Dec - 02 Jan VietJet Air
30 Dec - 04 Jan AirAsia

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

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