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

Return flights

25 Sep - 02 Oct	Thai AirAsia
26 Sep - 29 Sep	Thai AirAsia
26 Sep - 27 Sep	Thai AirAsia
26 Sep - 02 Oct	Thai AirAsia
26 Sep - 01 Oct	Thai AirAsia
24 Sep - 29 Sep	Thai AirAsia
24 Sep - 27 Sep	Thai AirAsia
28 Sep - 03 Oct	China Eastern
24 Sep - 02 Oct	Thai AirAsia
26 Sep - 14 Oct	Thai AirAsia
26 Sep - 28 Sep	Thai AirAsia
24 Sep - 25 Sep	Thai AirAsia
26 Sep - 04 Oct	Thai AirAsia
24 Sep - 14 Oct	Thai AirAsia
26 Sep - 03 Oct	Thai AirAsia
24 Sep - 28 Sep	Thai AirAsia
24 Sep - 26 Sep	Thai AirAsia
24 Sep - 04 Oct	Thai AirAsia
27 Sep - 29 Sep	AirAsia
26 Sep - 30 Sep	Thai 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 261€

Return flights