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

20 dates in October, from $ 37. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
13 Oct 15 Oct Eastar Jet
Direct Flight
12 Oct 15 Oct Trinity Airways
Direct Flight
20 Oct 22 Oct Eastar Jet
Direct Flight
19 Oct 22 Oct Eastar Jet
Direct Flight
14 Oct 15 Oct Air Seoul, Inc
Direct Flight
11 Oct 15 Oct Eastar Jet
Direct Flight
13 Oct 14 Oct Eastar Jet
Direct Flight
13 Oct 16 Oct Eastar Jet
Direct Flight
12 Oct 14 Oct Trinity Airways
Direct Flight
10 Oct 14 Oct Trinity Airways
Direct Flight
13 Oct 3 Nov Eastar Jet
Direct Flight
13 Oct 4 Nov Jeju Air
Direct Flight
19 Oct 18 Nov Eastar Jet
Direct Flight
20 Oct 4 Nov Trinity Airways
Direct Flight
20 Oct 3 Nov Trinity Airways
Direct Flight
27 Oct 3 Nov Trinity Airways
Direct Flight
19 Oct 4 Nov Eastar Jet
Direct Flight
19 Oct 3 Nov Eastar Jet
Direct Flight
10 Oct 30 Nov Eastar Jet
Direct Flight
20 Oct 5 Nov Trinity Airways
Direct Flight
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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 9, 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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