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

Return flights

19 Aug - 26 Aug	Pegasus Airlines
31 Aug - 13 Sep	Pegasus Airlines
17 Aug - 27 Aug	Pegasus Airlines	direct
12 Aug - 22 Aug	Pegasus Airlines
13 Aug - 16 Aug	Pegasus Airlines
13 Aug - 16 Aug	Pegasus Airlines	direct
19 Aug - 26 Aug	Pegasus Airlines	direct
08 Aug - 15 Aug	Pegasus Airlines
31 Aug - 13 Sep	Pegasus Airlines	direct
12 Aug - 22 Aug	Pegasus Airlines	direct
01 Aug - 29 Aug	Pegasus Airlines
08 Aug - 30 Aug	Wizz Air

Also check the deals for one-way flights from Charleroi 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 Charleroi to Istanbul in August from $277

Return flights