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

Return flights

09 Aug - 19 Aug	KLM
13 Aug - 18 Aug	KLM
06 Aug - 08 Aug	KLM
26 Aug - 05 Sep	KLM
10 Aug - 05 Sep	KLM
27 Aug - 05 Sep	KLM
11 Aug - 02 Sep	Lufthansa
08 Aug - 19 Aug	KLM
31 Aug - 05 Sep	KLM
27 Aug - 02 Sep	Lufthansa
23 Aug - 28 Aug	KLM
24 Aug - 28 Aug	KLM
25 Aug - 28 Aug	KLM
26 Aug - 10 Sep	KLM
06 Aug - 18 Aug	KLM
27 Aug - 10 Sep	KLM
28 Aug - 05 Sep	KLM
29 Aug - 05 Sep	KLM
25 Aug - 29 Aug	KLM
26 Aug - 29 Aug	KLM

Also check the deals for one-way flights from London to Athens in August.

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 London to Athens in August from $273

Return flights