Cheapest return flights from Chiang Mai to Phnom-penh in September from $178
AirHint found the following cheapest return flights from Chiang Mai (CNX) to Phnom-penh (PNH) in September 2025 (see full year).
Return flights
| 05 Sep - 08 Sep | Nok Air | ||
| 05 Sep - 10 Sep | Thai AirAsia | ||
| 25 Sep - 07 Oct | Thai AirAsia | ||
| 27 Sep - 07 Oct | Thai AirAsia | ||
| 05 Sep - 19 Sep | Thai AirAsia | ||
| 10 Sep - 19 Sep | Thai AirAsia |
Also check the deals for one-way flights from Chiang Mai to Phnom-penh in September.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
