AirHint found the following cheapest return flights from Colombo (CMB) to Istanbul (IST) in August 2026 (see full year).

Return flights

17 Aug - 21 Sep	Air Arabia
08 Aug - 27 Aug	Air Arabia
01 Aug - 30 Aug	Kuwait Airways
11 Aug - 23 Aug	flydubai
02 Aug - 09 Aug	Air Arabia
03 Aug - 24 Aug	flydubai
20 Aug - 10 Sep	flydubai
20 Aug - 24 Sep	flydubai
18 Aug - 21 Sep	flydubai
19 Aug - 21 Sep	flydubai
19 Aug - 22 Sep	flydubai
19 Aug - 23 Sep	flydubai
01 Aug - 30 Aug	Turkish Airlines	direct
17 Aug - 21 Sep	Turkish Airlines	direct
02 Aug - 09 Aug	Turkish Airlines	direct
08 Aug - 27 Aug	Turkish Airlines	direct

Also check the deals for one-way flights from Colombo to Istanbul 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 Colombo to Istanbul in August from 406€

Return flights