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

Return flights

05 Mar - 08 Mar	Thai AirAsia
26 Mar - 30 Mar	Thai AirAsia
03 Mar - 05 Mar	Scoot
02 Mar - 05 Mar	Thai AirAsia
31 Mar - 09 Apr	Thai AirAsia
10 Mar - 17 Mar	Thai AirAsia
05 Mar - 08 Mar	Scoot	direct
05 Mar - 09 Mar	Scoot	direct
03 Mar - 05 Mar	Scoot	direct
26 Mar - 30 Mar	Scoot	direct
08 Mar - 12 Mar	Scoot
30 Mar - 03 Apr	Malaysia Airlines
27 Mar - 02 Apr	Thai Lion Air
31 Mar - 09 Apr	Scoot	direct
27 Mar - 02 Apr	Scoot	direct
30 Mar - 03 Apr	Scoot	direct

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 173€

Return flights