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

Return flights

30 Sep - 07 Oct	Vueling Airlines
18 Sep - 25 Sep	Transavia France
22 Sep - 30 Sep	Vueling Airlines
11 Sep - 23 Sep	Transavia France
10 Sep - 30 Sep	Transavia France
23 Sep - 28 Sep	Vueling Airlines
12 Sep - 10 Oct	Transavia France
20 Sep - 29 Sep	Vueling Airlines
15 Sep - 24 Sep	Vueling Airlines
14 Sep - 30 Sep	Vueling Airlines
14 Sep - 05 Oct	Vueling Airlines
05 Sep - 05 Oct	Vueling Airlines
07 Sep - 30 Sep	Vueling Airlines
04 Sep - 10 Sep	Vueling Airlines

Also check the deals for one-way flights from Algier 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 Algier to London in September from $151

Return flights