AirHint found the following cheapest return flights from Manila (MNL) to Chiang Mai (CNX) in March 2026 (see full year).

Return flights

15 Mar - 18 Mar	Cebu Pacific
01 Mar - 08 Mar	Malaysia Airlines
11 Mar - 15 Mar	Malaysia Airlines
13 Mar - 22 Mar	Malaysia Airlines
28 Mar - 04 Apr	Malaysia Airlines
31 Mar - 05 Apr	Malaysia Airlines
31 Mar - 07 Apr	Malaysia Airlines
21 Mar - 28 Mar	Philippines AirAsia Inc.

Also check the deals for one-way flights from Manila to Chiang Mai in March.

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 return flights from Manila to Chiang Mai in March from $228

Return flights