AirHint found the following cheapest return flights from Chiang Mai (CNX) to Singapore (SIN) in October 2025 (see full year).

Return flights

30 Oct - 11 Nov	Thai AirAsia
28 Oct - 28 Oct	Scoot
30 Oct - 11 Nov	Scoot	direct
24 Oct - 29 Oct	Thai AirAsia
24 Oct - 28 Oct	Thai AirAsia
30 Oct - 03 Nov	Thai AirAsia
29 Oct - 31 Oct	Thai VietJet Air
29 Oct - 03 Nov	Thai AirAsia
24 Oct - 10 Nov	Thai AirAsia
27 Oct - 30 Oct	Scoot	direct
30 Oct - 03 Nov	Scoot	direct
29 Oct - 31 Oct	Scoot	direct
29 Oct - 03 Nov	Scoot	direct
26 Oct - 29 Oct	Scoot
26 Oct - 27 Oct	AirAsia
24 Oct - 10 Nov	Scoot	direct
26 Oct - 29 Oct	Scoot	direct
26 Oct - 28 Oct	Scoot	direct

Also check the deals for one-way flights from Chiang Mai to Singapore in October.

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 October from 190€

Return flights