Cheapest one-way flights from Seoul to Singapore in December from $123

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

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

One-Way flights

05 Dec Vietnam Airlines
07 Dec Vietnam Airlines
06 Dec Vietnam Airlines
12 Dec Vietnam Airlines
18 Dec Vietnam Airlines
20 Dec Scoot Tigerair
28 Dec Xiamen Airlines
31 Dec Xiamen Airlines
26 Dec Xiamen Airlines
27 Dec Xiamen Airlines

Also check the deals for return flights from Seoul to Singapore in December.

Skyscanner

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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