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

Return flights

08 Oct - 15 Oct	AirAsia
01 Oct - 05 Oct	Malaysia Airlines
01 Oct - 06 Oct	Malaysia Airlines
04 Oct - 07 Oct	Malaysia Airlines
16 Oct - 21 Oct	Thai AirAsia
24 Oct - 10 Nov	Thai VietJet Air
01 Oct - 07 Oct	Thai AirAsia
17 Oct - 21 Oct	Scoot
09 Oct - 12 Oct	Thai VietJet Air
04 Oct - 06 Oct	Thai AirAsia
22 Oct - 26 Oct	Thai VietJet Air
24 Oct - 10 Nov	Scoot	direct
29 Oct - 19 Nov	Thai AirAsia
29 Oct - 12 Nov	Thai AirAsia
29 Oct - 09 Nov	Thai AirAsia
29 Oct - 10 Nov	Thai AirAsia
29 Oct - 13 Nov	Thai AirAsia
29 Oct - 15 Nov	Thai AirAsia
24 Oct - 12 Nov	Thai AirAsia
25 Oct - 12 Nov	Thai AirAsia

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 165€

Return flights