AirHint found the following cheapest return flights from Kunming (KMG) to Singapore (SIN) in September 2025 (see full year).

Return flights

01 Sep - 08 Sep	Air China
03 Sep - 11 Sep	AirAsia
03 Sep - 23 Sep	AirAsia
03 Sep - 06 Sep	AirAsia
13 Sep - 23 Sep	Thai AirAsia
03 Sep - 03 Sep	AirAsia
11 Sep - 23 Sep	Thai AirAsia
13 Sep - 01 Oct	Thai AirAsia
17 Sep - 23 Sep	Thai AirAsia
11 Sep - 01 Oct	Thai AirAsia
03 Sep - 09 Sep	AirAsia
14 Sep - 23 Sep	Thai AirAsia
17 Sep - 01 Oct	Thai AirAsia
14 Sep - 01 Oct	Thai AirAsia
13 Sep - 04 Oct	Thai AirAsia
17 Sep - 04 Oct	Thai AirAsia
14 Sep - 04 Oct	Thai AirAsia
15 Sep - 01 Oct	Thai AirAsia
13 Sep - 03 Oct	Thai AirAsia
24 Sep - 04 Oct	AirAsia

Also check the deals for one-way flights from Kunming to Singapore in September.

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 Kunming to Singapore in September from $281

Return flights