Cheapest one-way flights from Seoul to Singapore in September from $55

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 September 2025 (see full year).

One-Way flights

02 Sep AirAsia X
14 Sep Vietnam Airlines
24 Sep Scoot Tigerair direct
22 Sep Scoot Tigerair direct
27 Sep Vietnam Airlines
30 Sep Vietnam Airlines
05 Sep Scoot Tigerair direct
12 Sep Scoot Tigerair direct
08 Sep Scoot Tigerair direct
29 Sep Scoot Tigerair direct

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

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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