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

Return flights

08 Oct - 15 Oct	Air Arabia
10 Oct - 20 Oct	Air Arabia
06 Oct - 12 Oct	Air Arabia
25 Oct - 07 Nov	Air Arabia
19 Oct - 24 Oct	Air Arabia
02 Oct - 11 Oct	Air Arabia
01 Oct - 07 Oct	Air Arabia
01 Oct - 11 Oct	Air Arabia
10 Oct - 20 Oct	Turkish Airlines	direct
01 Oct - 11 Oct	Turkish Airlines	direct
06 Oct - 12 Oct	Turkish Airlines	direct
25 Oct - 07 Nov	Turkish Airlines	direct

Also check the deals for one-way flights from Dhaka to Istanbul 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 Istanbul in October from 443€

Return flights