AirHint found the following cheapest one-way flights from Istanbul (IST) to Brussels (BRU) in August 2025 (see full year).

One-Way flights

05 Aug	Pegasus Airlines
02 Aug	Wizz Air
07 Aug	Pegasus Airlines
04 Aug	Pegasus Airlines
10 Aug	Pegasus Airlines
12 Aug	Pegasus Airlines
11 Aug	Pegasus Airlines
26 Aug	Pegasus Airlines
03 Aug	Pegasus Airlines
25 Aug	Pegasus Airlines

Also check the deals for return flights from Istanbul to Brussels 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 one-way flights from Istanbul to Brussels in August from 80€

One-Way flights