AirHint found the following cheapest return flights from London (STN) to Beirut (BEY) in September 2025 (see full year).

Return flights

13 Sep - 30 Sep	Ryanair
18 Sep - 24 Sep	SunExpress
16 Sep - 02 Oct	Pegasus Airlines
11 Sep - 30 Sep	AJet
16 Sep - 22 Sep	SunExpress
18 Sep - 02 Oct	SunExpress
22 Sep - 06 Oct	Jet2
19 Sep - 22 Sep	SunExpress
16 Sep - 03 Oct	SunExpress
18 Sep - 22 Sep	SunExpress
30 Sep - 11 Oct	SunExpress
16 Sep - 04 Oct	SunExpress
25 Sep - 29 Sep	SunExpress
30 Sep - 03 Oct	SunExpress
30 Sep - 10 Oct	SunExpress
18 Sep - 23 Sep	SunExpress
22 Sep - 20 Oct	Jet2
23 Sep - 29 Sep	SunExpress
11 Sep - 02 Oct	SunExpress
19 Sep - 21 Sep	SunExpress

Also check the deals for one-way flights from London to Beirut 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 London to Beirut in September from 185€

Return flights