Cheapest return flights from Seoul to Singapore in September from $209

Best time to book flights for Seoul (ICN) to Singapore (SIN) flights at AirHint

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

Return flights

02 Sep - 10 Sep AirAsia X
23 Sep - 26 Sep AirAsia X
25 Sep - 26 Sep AirAsia X
02 Sep - 22 Sep AirAsia X
05 Sep - 10 Sep Scoot Tigerair direct
12 Sep - 15 Sep Scoot Tigerair direct
23 Sep - 23 Sep AirAsia X
24 Sep - 29 Sep Scoot Tigerair direct
12 Sep - 19 Sep Scoot Tigerair direct
07 Sep - 13 Sep Vietnam Airlines
27 Sep - 03 Oct Vietnam Airlines
29 Sep - 02 Oct Vietnam Airlines
27 Sep - 14 Oct Vietnam Airlines
23 Sep - 03 Oct Vietnam Airlines
30 Sep - 13 Oct Vietnam Airlines
30 Sep - 02 Oct Vietnam Airlines
30 Sep - 03 Oct Vietnam Airlines
27 Sep - 06 Oct Royal Brunei
30 Sep - 06 Oct Royal Brunei
25 Sep - 15 Oct AirAsia X

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

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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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