AirHint found the following cheapest return flights from Busan (PUS) to Chiang Mai (CNX) in October 2026 (see full year).
Return flights
| 08 Oct - 13 Oct | China Airlines | ||
| 01 Oct - 10 Oct | China Airlines | ||
| 08 Oct - 12 Oct | Singapore Airlines | ||
| 01 Oct - 05 Oct | HK Express |
Also check the deals for one-way flights from Busan to Chiang Mai in October.
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