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

Return flights

05 Oct - 12 Oct	Scoot	direct
18 Oct - 23 Oct	Scoot	direct
16 Oct - 23 Oct	Scoot	direct
06 Oct - 14 Oct	Scoot	direct
09 Oct - 14 Oct	Scoot	direct
14 Oct - 18 Oct	Scoot	direct
13 Oct - 18 Oct	Scoot	direct
23 Oct - 31 Oct	Cathay Pacific
23 Oct - 30 Oct	Cathay Pacific
26 Oct - 01 Nov	Cathay Pacific
05 Oct - 11 Oct	Scoot	direct
28 Oct - 03 Nov	Korean Air
30 Oct - 04 Nov	Korean Air
28 Oct - 01 Nov	Asiana Airlines

Also check the deals for one-way flights from Singapore to Cheju 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.

Book a cheap hotel in Cheju

Cheap car rent in Cheju

Cheapest return flights from Singapore to Cheju in October from $389

Return flights