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

Return flights

09 Oct - 19 Oct	Air India
05 Oct - 12 Oct	Air India
05 Oct - 15 Oct	Air India
09 Oct - 16 Oct	Air India
15 Oct - 21 Oct	Air India
04 Oct - 11 Oct	Air India
15 Oct - 19 Oct	Air India
10 Oct - 18 Oct	Air India
06 Oct - 14 Oct	Air India
30 Oct - 06 Nov	Air India
15 Oct - 22 Oct	Air India
29 Oct - 08 Nov	Air India
03 Oct - 01 Nov	Air India
30 Oct - 05 Nov	Air India
28 Oct - 04 Nov	Air India
17 Oct - 01 Nov	Air India
29 Oct - 08 Nov	FitsAir	direct
30 Oct - 05 Nov	SriLankan Airlines	direct
28 Oct - 04 Nov	SriLankan Airlines	direct
22 Oct - 20 Nov	FitsAir	direct

Also check the deals for one-way flights from Dhaka to Colombo in October.

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 October from $305

Return flights