AirHint found the following cheapest return flights from Colombo (CMB) to Phuket (HKT) in September 2025 (see full year).

Return flights

29 Sep - 03 Oct	AirAsia
25 Sep - 02 Oct	AirAsia
25 Sep - 27 Sep	AirAsia
19 Sep - 25 Sep	AirAsia
19 Sep - 23 Sep	AirAsia
29 Sep - 02 Oct	AirAsia
22 Sep - 02 Oct	AirAsia
21 Sep - 02 Oct	AirAsia
29 Sep - 14 Oct	AirAsia
29 Sep - 09 Oct	AirAsia
19 Sep - 02 Oct	AirAsia
22 Sep - 09 Oct	AirAsia
20 Sep - 27 Sep	AirAsia
22 Sep - 03 Oct	AirAsia
17 Sep - 30 Sep	FitsAir
22 Sep - 29 Sep	AirAsia
22 Sep - 27 Sep	AirAsia
22 Sep - 25 Sep	AirAsia
22 Sep - 28 Sep	AirAsia
21 Sep - 29 Sep	AirAsia

Also check the deals for one-way flights from Colombo to Phuket 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 Colombo to Phuket in September from 171€

Return flights