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

Return flights

28 Sep - 05 Oct	Pegasus Airlines
17 Sep - 01 Oct	LOT
07 Sep - 14 Sep	AJet
29 Sep - 06 Oct	Lufthansa
15 Sep - 22 Sep	Pegasus Airlines
24 Sep - 28 Sep	Lufthansa
22 Sep - 29 Sep	Lufthansa
23 Sep - 03 Oct	Lufthansa
23 Sep - 29 Sep	Lufthansa
22 Sep - 01 Oct	Lufthansa
08 Sep - 02 Oct	Pegasus Airlines
29 Sep - 03 Oct	Lufthansa
19 Sep - 25 Sep	Lufthansa
18 Sep - 21 Sep	Lufthansa
17 Sep - 15 Oct	Turkish Airlines
07 Sep - 06 Oct	AJet
14 Sep - 17 Sep	LOT
06 Sep - 30 Sep	Pegasus Airlines
16 Sep - 01 Oct	Turkish Airlines
15 Sep - 18 Sep	Pegasus Airlines

Also check the deals for one-way flights from Beirut to London 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 Beirut to London in September from 347€

Return flights