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

Return flights

04 Aug - 16 Aug	IndiGo	direct
01 Aug - 03 Aug	IndiGo	direct
20 Aug - 25 Aug	IndiGo	direct
06 Aug - 09 Aug	IndiGo	direct
01 Aug - 08 Aug	IndiGo	direct
14 Aug - 21 Aug	IndiGo	direct
15 Aug - 22 Aug	IndiGo	direct
18 Aug - 25 Aug	IndiGo	direct
24 Aug - 31 Aug	IndiGo	direct
27 Aug - 02 Sep	IndiGo	direct
27 Aug - 03 Sep	IndiGo	direct
31 Aug - 07 Sep	IndiGo	direct

Also check the deals for one-way flights from Dhaka to Kolkata 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 Kolkata in August from $129

Return flights