AirHint found the following cheapest return flights from Athens (ATH) to London (LTN) in September 2025 (see full year).

Return flights

30 Sep - 14 Oct	Wizz Air Malta
30 Sep - 12 Oct	Wizz Air Malta
26 Sep - 30 Sep	Wizz Air
26 Sep - 07 Oct	Wizz Air
30 Sep - 07 Oct	Wizz Air
11 Sep - 23 Sep	Wizz Air
11 Sep - 30 Sep	Wizz Air
30 Sep - 02 Oct	Wizz Air
19 Sep - 23 Sep	Wizz Air
25 Sep - 02 Oct	Wizz Air Malta
30 Sep - 05 Oct	Wizz Air
26 Sep - 28 Sep	Wizz Air
25 Sep - 30 Sep	Wizz Air Malta
19 Sep - 21 Sep	Wizz Air
24 Sep - 08 Oct	Volotea
20 Sep - 23 Sep	Wizz Air
29 Sep - 14 Oct	Wizz Air
26 Sep - 27 Sep	Wizz Air
22 Sep - 28 Sep	Wizz Air
09 Sep - 02 Oct	Wizz Air

Also check the deals for one-way flights from Athens 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 Athens to London in September from 76€

Return flights