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

Return flights

08 Mar - 24 Mar	Thai AirAsia
08 Mar - 27 Mar	Thai AirAsia
08 Mar - 14 Mar	Thai AirAsia
15 Mar - 24 Mar	Thai AirAsia
27 Mar - 08 Apr	Thai AirAsia
15 Mar - 27 Mar	Thai AirAsia
21 Mar - 24 Mar	Thai AirAsia
21 Mar - 27 Mar	Thai AirAsia
21 Mar - 08 Apr	Thai AirAsia
27 Mar - 02 Apr	Thai AirAsia
27 Mar - 16 Apr	Thai AirAsia
08 Mar - 19 Mar	Thai AirAsia
15 Mar - 02 Apr	Thai AirAsia
21 Mar - 02 Apr	Thai AirAsia
15 Mar - 19 Mar	Thai AirAsia
22 Mar - 24 Mar	Thai AirAsia
22 Mar - 08 Apr	Thai AirAsia
22 Mar - 02 Apr	Thai AirAsia

Also check the deals for one-way flights from Chiang Mai to Singapore 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 Chiang Mai to Singapore in March from $294

Return flights