AirHint found the following cheapest one-way flights from Chiang Mai (CNX) to Manila (MNL) in September 2025 (see full year).

One-Way flights

30 Sep	AirAsia
19 Sep	AirAsia
28 Sep	AirAsia
23 Sep	HK Express
22 Sep	HK Express
26 Sep	Cebu Pacific	direct
29 Sep	Thai Lion Air
29 Sep	Cebu Pacific	direct
22 Sep	Cebu Pacific	direct
19 Sep	Cebu Pacific	direct

Also check the deals for return flights from Chiang Mai to Manila 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.

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Cheapest one-way flights from Chiang Mai to Manila in September from 85€

One-Way flights