Cheapest return flights from Seoul to Singapore in September from $216

AirHint found the following cheapest return flights from Seoul (ICN) to Singapore (SIN) in September 2026 (see full year).

Return flights

28 Sep - 03 Oct Vietnam Airlines
02 Sep - 06 Sep Scoot direct
14 Sep - 18 Sep Vietnam Airlines
25 Sep - 30 Sep Vietnam Airlines
10 Sep - 14 Sep Vietnam Airlines
10 Sep - 13 Sep Vietnam Airlines
25 Sep - 28 Sep Vietnam Airlines
26 Sep - 01 Oct Vietnam Airlines
25 Sep - 04 Oct Vietnam Airlines
27 Sep - 30 Sep Vietnam Airlines
27 Sep - 01 Oct Vietnam Airlines
19 Sep - 24 Sep Vietnam Airlines
20 Sep - 25 Sep Vietnam Airlines
20 Sep - 24 Sep Vietnam Airlines
26 Sep - 01 Oct Asiana Airlines direct
27 Sep - 01 Oct Asiana Airlines direct
28 Sep - 03 Oct Korean Air direct
25 Sep - 04 Oct Singapore Airlines direct
27 Sep - 17 Oct China Southern

Also check the deals for one-way flights from Seoul to Singapore in September.

Powered by

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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore

Feel free to contact us with any feedback or request another flight research.