Cheapest return flights from Seoul (ICN) to Cheju (CJU), October

20 dates in October, from $ 77. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
19 Oct 4 Nov Jeju Air
Direct Flight
26 Oct 4 Nov Jeju Air
Direct Flight
19 Oct 18 Nov Jeju Air
Direct Flight
26 Oct 25 Nov Jeju Air
Direct Flight
19 Oct 2 Nov Jeju Air
Direct Flight
26 Oct 11 Nov Jeju Air
Direct Flight
19 Oct 26 Oct Jeju Air
Direct Flight
19 Oct 9 Nov Jeju Air
Direct Flight
26 Oct 16 Nov Jeju Air
Direct Flight
24 Oct 4 Nov Jeju Air
Direct Flight
26 Oct 9 Nov Jeju Air
Direct Flight
24 Oct 26 Oct Jeju Air
Direct Flight
17 Oct 26 Oct Jeju Air
Direct Flight
26 Oct 28 Oct Jeju Air
19 Oct 21 Oct Jeju Air
19 Oct 23 Oct Jeju Air
24 Oct 28 Oct Jeju Air
19 Oct 22 Oct Jeju Air
19 Oct 20 Oct Jeju Air
26 Oct 29 Oct Jeju Air
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Cheapest deals for the full year

Deals for one-way flights from Seoul to Cheju in October.

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Updated Oct 12, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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