Cheapest one-way flights from Seoul to Singapore in September from 57€

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 Jeju Air direct
16 Sep Jeju Air direct
06 Sep Jeju Air direct
04 Sep Jeju Air direct
15 Sep Jeju Air direct
09 Sep Jeju Air direct
10 Sep Jeju Air direct
11 Sep Jeju Air direct
05 Sep Jeju Air direct
14 Sep Jeju Air 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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