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

Return flights

05 Sep - 30 Sep	Vueling Airlines
09 Sep - 20 Sep	Vueling Airlines
12 Sep - 19 Sep	Iberia
08 Sep - 19 Sep	Iberia
01 Sep - 19 Sep	Iberia
02 Sep - 19 Sep	Iberia
05 Sep - 19 Sep	Iberia
08 Sep - 22 Sep	Iberia
12 Sep - 22 Sep	Iberia
12 Sep - 20 Sep	Iberia
29 Sep - 13 Oct	Iberia
22 Sep - 06 Oct	Iberia
15 Sep - 13 Oct	Iberia
26 Sep - 25 Oct	Iberia
23 Sep - 07 Oct	Vueling Airlines
12 Sep - 03 Oct	Iberia
23 Sep - 06 Oct	Iberia
16 Sep - 14 Oct	Iberia
16 Sep - 06 Oct	Iberia
25 Sep - 10 Oct	Iberia

Also check the deals for one-way flights from London to Algier 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.

Book a cheap hotel in Algier

Cheap car rent in Algier

Cheapest return flights from London to Algier in September from 153€

Return flights