AirHint found the following cheapest return flights from Atlanta (ATL) to London (LHR) in August 2025 (see full year).

Return flights

06 Aug - 12 Aug	Virgin Atlantic
13 Aug - 20 Aug	Lufthansa
19 Aug - 11 Sep	Lufthansa
06 Aug - 12 Aug	KLM	direct
13 Aug - 20 Aug	Virgin Atlantic	direct
13 Aug - 27 Aug	Delta
10 Aug - 20 Aug	Delta
05 Aug - 27 Aug	Delta
20 Aug - 26 Aug	Delta
11 Aug - 21 Aug	Delta
20 Aug - 27 Aug	Delta
18 Aug - 11 Sep	Delta
17 Aug - 12 Sep	Delta
20 Aug - 03 Sep	British Airways	direct
26 Aug - 02 Sep	British Airways	direct
17 Aug - 12 Sep	British Airways	direct
22 Aug - 07 Sep	Virgin Atlantic
25 Aug - 01 Sep	Air France	direct
22 Aug - 07 Sep	Virgin Atlantic	direct
29 Aug - 02 Sep	Lufthansa

Also check the deals for one-way flights from Atlanta to London 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 Atlanta to London in August from 404€

Return flights