AirHint found the following cheapest return flights from Hong Kong (HKG) to Colombo (CMB) in August 2025 (see full year).

Return flights

18 Aug - 08 Sep	China Eastern
26 Aug - 12 Sep	China Eastern
05 Aug - 17 Aug	HK Express
19 Aug - 26 Aug	AirAsia
20 Aug - 27 Aug	AirAsia
05 Aug - 10 Aug	AirAsia
05 Aug - 12 Aug	HK Express
17 Aug - 31 Aug	Batik Air Malaysia
09 Aug - 16 Aug	Batik Air Malaysia
15 Aug - 29 Aug	AirAsia
19 Aug - 20 Aug	AirAsia
10 Aug - 17 Aug	Batik Air Malaysia
30 Aug - 15 Sep	AirAsia
30 Aug - 19 Sep	AirAsia
31 Aug - 15 Sep	AirAsia
31 Aug - 19 Sep	AirAsia
30 Aug - 14 Sep	AirAsia
30 Aug - 12 Sep	AirAsia
31 Aug - 14 Sep	AirAsia
31 Aug - 12 Sep	AirAsia

Also check the deals for one-way flights from Hong Kong to Colombo in August.

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 Hong Kong to Colombo in August from 298€

Return flights