AirHint found the following cheapest return flights from Athens (ATH) to London (STN) in September 2026 (see full year).

Return flights

17 Sep - 23 Sep	Ryanair
25 Sep - 30 Sep	Pegasus Airlines
24 Sep - 29 Sep	Ryanair
30 Sep - 04 Oct	Ryanair
04 Sep - 14 Sep	Volotea
30 Sep - 11 Oct	Ryanair	direct
30 Sep - 04 Oct	Ryanair	direct
16 Sep - 22 Sep	easyJet
11 Sep - 21 Sep	Ryanair
30 Sep - 13 Oct	Ryanair	direct
30 Sep - 14 Oct	Ryanair	direct
30 Sep - 10 Oct	Ryanair	direct
30 Sep - 05 Oct	Ryanair	direct
30 Sep - 03 Oct	Ryanair	direct
30 Sep - 20 Oct	Ryanair	direct
30 Sep - 09 Oct	Ryanair	direct
09 Sep - 15 Sep	Ryanair
17 Sep - 27 Sep	Ryanair	direct
09 Sep - 12 Sep	Ryanair
17 Sep - 29 Sep	Ryanair	direct

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 163€

Return flights