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

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
15 Jul 17 Jul China Eastern
15 Jul 23 Jul China Eastern
18 Jul 23 Jul China Eastern
15 Jul 16 Jul Thai AirAsia
14 Jul 19 Jul China Eastern
15 Jul 19 Jul China Eastern
19 Jul 23 Jul Jeju Air
17 Jul 23 Jul Jin Air
20 Jul 23 Jul HK Express
20 Jul 24 Jul HK Express
27 Jul 23 Aug Jeju Air
Direct Flight
27 Jul 10 Aug Jeju Air
Direct Flight
28 Jul 09 Aug China Eastern
28 Jul 10 Aug Jeju Air
Direct Flight
24 Jul 03 Aug HK Express
23 Jul 03 Aug HK Express
27 Jul 06 Aug Jeju Air
Direct Flight
29 Jul 26 Aug VietJet Air
15 Jul 10 Aug Thai AirAsia
30 Jul 06 Aug Jin Air
Direct Flight
Powered by

deals for one-way flights from Seoul to Chiang Mai in July.

Book a cheap hotel in Chiang Mai

Cheap car rent in Chiang Mai Intl

Updated Jul 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.

Feel free to contact us with any feedback or request another flight research.