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

Return flights

28 Aug - 13 Sep	Air Arabia
26 Aug - 16 Sep	Air Arabia
30 Aug - 28 Sep	SalamAir
21 Aug - 08 Sep	Air Arabia
28 Aug - 17 Sep	Etihad Airways
31 Aug - 11 Sep	Air India
18 Aug - 20 Sep	Air India
27 Aug - 07 Sep	Air Arabia
28 Aug - 07 Sep	Air Arabia
29 Aug - 30 Sep	Etihad Airways
25 Aug - 29 Aug	Gulf Air
24 Aug - 28 Aug	SalamAir
21 Aug - 28 Aug	Air Arabia
28 Aug - 30 Aug	Air Arabia
21 Aug - 29 Aug	Air Arabia
21 Aug - 31 Aug	Air Arabia
20 Aug - 25 Aug	Jazeera Airways
22 Aug - 29 Aug	flydubai
18 Aug - 25 Aug	Air Arabia
21 Aug - 27 Aug	Air Arabia

Also check the deals for one-way flights from Riyadh 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 Riyadh to Colombo in August from $305

Return flights