AirHint found the following cheapest return flights from Katowice (KTW) to Istanbul (IST) in August 2025 (see full year).

Return flights

26 Aug - 26 Sep	Wizz Air
18 Aug - 22 Aug	Ryanair
11 Aug - 15 Aug	Ryanair
13 Aug - 18 Aug	Wizz Air
28 Aug - 04 Sep	Wizz Air
07 Aug - 14 Aug	Wizz Air
15 Aug - 22 Aug	Wizz Air
07 Aug - 10 Aug	Wizz Air
07 Aug - 09 Aug	Wizz Air
08 Aug - 18 Aug	Wizz Air
24 Aug - 31 Aug	Wizz Air
21 Aug - 24 Aug	Wizz Air
30 Aug - 07 Sep	Corendon Airlines

Also check the deals for one-way flights from Katowice 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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Katowice to Istanbul in August from 175€

Return flights