Cheapest one-way flights from Seoul to Singapore in September from 70€

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

One-Way flights

23 Sep Jeju Air direct
24 Sep Jeju Air direct
18 Sep Jeju Air direct
03 Sep Jeju Air direct
01 Sep Jeju Air direct
06 Sep Jeju Air direct
04 Sep Jeju Air direct
25 Sep Jeju Air direct
02 Sep Jeju Air direct
05 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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