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

Return flights

23 Jun - 29 Jun	T'way Air	direct
24 Jun - 29 Jun	T'way Air	direct
23 Jun - 23 Jun	T'way Air	direct
29 Jun - 08 Jul	Scoot	direct
26 Jun - 29 Jun	T'way Air	direct
26 Jun - 30 Jun	T'way Air	direct
19 Jun - 03 Jul	Cebu Pacific
16 Jun - 22 Jun	Jeju Air
15 Jun - 22 Jun	Jeju Air
26 Jun - 01 Jul	Vietnam Airlines
19 Jun - 03 Jul	T'way Air	direct
26 Jun - 01 Jul	Scoot	direct
25 Jun - 27 Jun	Jeju Air
17 Jun - 21 Jun	Jeju Air
16 Jun - 21 Jun	Jeju Air

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

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 Cheju in June from $267

Return flights