AirHint found the following cheapest return flights from Brussels (BRU) to Tehran (IKA) in August 2025 (see full year).

Return flights

28 Aug - 25 Sep	Pegasus Airlines
18 Aug - 22 Sep	AJet
29 Aug - 04 Sep	Pegasus Airlines
20 Aug - 27 Aug	AJet
18 Aug - 28 Aug	AJet
03 Aug - 03 Sep	Austrian Airlines
16 Aug - 23 Aug	Ryanair
10 Aug - 26 Aug	AJet
10 Aug - 25 Aug	AJet
02 Aug - 03 Sep	Pegasus Airlines
01 Aug - 04 Sep	AJet
15 Aug - 22 Aug	Pegasus Airlines
01 Aug - 18 Aug	AJet
17 Aug - 30 Sep	Turkish Airlines
01 Aug - 16 Aug	Pegasus Airlines
02 Aug - 21 Aug	FlyOne (Romania)
12 Aug - 26 Aug	Pegasus Airlines

Also check the deals for one-way flights from Brussels to Tehran 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 Brussels to Tehran in August from $424

Return flights