Cheapest one-way flights from Seoul to Singapore in December from $115

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

03 Dec Vietnam Airlines
09 Dec Vietnam Airlines
07 Dec Vietnam Airlines
12 Dec Vietnam Airlines
14 Dec Vietnam Airlines
17 Dec Vietnam Airlines
04 Dec Scoot Tigerair direct
23 Dec Scoot Tigerair direct
29 Dec Xiamen Airlines
25 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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