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

Return flights

25 Aug - 01 Sep	Air India
15 Aug - 23 Aug	Air India
05 Aug - 10 Aug	Air India
27 Aug - 31 Aug	Air India
19 Aug - 23 Aug	Air India
13 Aug - 17 Aug	Air India
23 Aug - 11 Sep	Air India
14 Aug - 22 Aug	Air India
15 Aug - 22 Aug	Air India
14 Aug - 23 Aug	Air India
07 Aug - 15 Aug	Air India
05 Aug - 12 Aug	Air India
22 Aug - 02 Sep	Air India
28 Aug - 05 Sep	Air India
22 Aug - 01 Sep	Air India
28 Aug - 06 Sep	Air India
16 Aug - 09 Sep	Air India
25 Aug - 01 Sep	SriLankan Airlines	direct
22 Aug - 01 Sep	SriLankan Airlines	direct
22 Aug - 02 Sep	FitsAir	direct

Also check the deals for one-way flights from Dhaka 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 Dhaka to Colombo in August from $285

Return flights