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

Return flights

21 Oct - 28 Oct	AirAsia
18 Oct - 23 Oct	AirAsia
20 Oct - 29 Oct	AirAsia
27 Oct - 03 Nov	AirAsia
06 Oct - 08 Oct	AirAsia
15 Oct - 22 Oct	AirAsia
03 Oct - 10 Oct	Cebu Pacific
17 Oct - 24 Oct	Cebu Pacific
17 Oct - 22 Oct	Cebu Pacific
02 Oct - 11 Oct	Scoot
02 Oct - 10 Oct	Scoot
23 Oct - 07 Nov	Cebu Pacific
14 Oct - 01 Nov	Cebu Pacific
15 Oct - 01 Nov	Cebu Pacific
31 Oct - 07 Nov	Cebu Pacific
23 Oct - 07 Nov	Asiana Airlines	direct
31 Oct - 07 Nov	Asiana Airlines	direct
27 Oct - 03 Nov	Korean Air	direct
14 Oct - 01 Nov	Asiana Airlines	direct
15 Oct - 01 Nov	Asiana Airlines	direct

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

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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Cheapest return flights from Singapore to Seoul in October from 217€

Return flights