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

One-Way flights

15 Oct	Pegasus Airlines	direct
16 Oct	Wizz Air Malta
01 Oct	Pegasus Airlines	direct
09 Oct	Pegasus Airlines	direct
16 Oct	Pegasus Airlines	direct
02 Oct	Pegasus Airlines	direct
13 Oct	Pegasus Airlines	direct
06 Oct	Pegasus Airlines	direct
12 Oct	Pegasus Airlines	direct
05 Oct	Pegasus Airlines	direct

Also check the deals for return flights from Istanbul to Brussels 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 one-way flights from Istanbul to Brussels in October from $46

One-Way flights