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

Return flights

25 Aug - 09 Sep	Air France
31 Aug - 09 Sep	Air France
25 Aug - 16 Sep	British Airways	direct
25 Aug - 11 Sep	Aegean Airlines
12 Aug - 17 Aug	KLM
22 Aug - 01 Sep	Scandinavian Airlines
13 Aug - 17 Aug	Air France
25 Aug - 09 Sep	Aegean Airlines	direct
25 Aug - 11 Sep	Aegean Airlines	direct
30 Aug - 04 Sep	Air Serbia
29 Aug - 06 Sep	Air Serbia
29 Aug - 05 Sep	Air Serbia
08 Aug - 15 Aug	British Airways
09 Aug - 18 Aug	KLM
11 Aug - 20 Aug	KLM
11 Aug - 19 Aug	KLM
12 Aug - 23 Aug	British Airways
05 Aug - 08 Aug	Air Serbia
01 Aug - 08 Aug	Air Serbia
08 Aug - 22 Aug	Air Serbia

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 $232

Return flights