AirHint found the following cheapest return flights from Seoul (ICN) to Cheju (CJU) in October 2026 (see full year).
Return flights
| 23 Oct - 30 Oct | Spring Airlines | ||
| 14 Oct - 15 Oct | T'way Air | ||
| 09 Oct - 13 Oct | Scoot | ||
| 22 Oct - 24 Oct | China Eastern | ||
| 14 Oct - 20 Oct | EVA Air |
Also check the deals for one-way flights from Seoul to Cheju in October.
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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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