Cheapest return flights from Seoul (ICN) to Chiang Mai (CNX), October

20 dates in October, from $ 259. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
15 Oct 22 Oct Eastar Jet
Direct Flight
29 Oct 5 Nov Air Busan
Direct Flight
29 Oct 6 Nov Air Busan
Direct Flight
29 Oct 4 Nov Air Busan
Direct Flight
24 Oct 5 Nov Eastar Jet
Direct Flight
24 Oct 28 Oct Air Busan
Direct Flight
15 Oct 25 Oct Eastar Jet
Direct Flight
15 Oct 28 Oct Eastar Jet
Direct Flight
24 Oct 25 Oct Eastar Jet
Direct Flight
24 Oct 6 Nov Eastar Jet
Direct Flight
25 Oct 20 Nov Eastar Jet
Direct Flight
15 Oct 24 Oct Eastar Jet
Direct Flight
30 Oct 7 Nov Jin Air
Direct Flight
17 Oct 25 Oct Air Busan
Direct Flight
21 Oct 22 Oct Eastar Jet
Direct Flight
15 Oct 29 Oct Jin Air
Direct Flight
23 Oct 20 Nov Jeju Air
Direct Flight
15 Oct 17 Oct Jeju Air
Direct Flight
21 Oct 20 Nov Jeju Air
Direct Flight
21 Oct 7 Nov Jeju Air
Direct Flight
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Updated Oct 14, 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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