AirHint found the following cheapest return flights from Cairo (CAI) to Brussels (BRU) in September 2025 (see full year).

Return flights

29 Sep - 13 Oct	SWISS
26 Sep - 30 Sep	Nile Air
25 Sep - 30 Sep	Nile Air
25 Sep - 29 Sep	SWISS
25 Sep - 02 Oct	SWISS
24 Sep - 29 Sep	Austrian Airlines
25 Sep - 01 Oct	Austrian Airlines
26 Sep - 02 Oct	Austrian Airlines
28 Sep - 11 Oct	Lufthansa
25 Sep - 28 Sep	SWISS
21 Sep - 28 Sep	Transavia France
24 Sep - 28 Sep	Austrian Airlines
20 Sep - 29 Sep	SWISS
26 Sep - 28 Sep	Austrian Airlines
22 Sep - 25 Sep	SWISS
26 Sep - 13 Oct	LOT
18 Sep - 02 Oct	SWISS
15 Sep - 13 Oct	EgyptAir
15 Sep - 09 Oct	LOT
16 Sep - 09 Oct	LOT

Also check the deals for one-way flights from Cairo to Brussels in September.

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 Cairo to Brussels in September from 243€

Return flights