Cheapest return ATL–LHR flights, September

AirHint found the following cheapest return flights from Atlanta (ATL) to London (LHR) in September 2026 (see full year).

Return flights

17 Sep - 28 Sep Scandinavian Airlines
10 Sep - 18 Sep Turkish Airlines
29 Sep - 13 Oct Turkish Airlines
19 Sep - 03 Oct Scandinavian Airlines
05 Sep - 13 Sep Scandinavian Airlines
18 Sep - 30 Sep Turkish Airlines
09 Sep - 16 Sep Turkish Airlines
16 Sep - 20 Sep Turkish Airlines
30 Sep - 03 Oct Turkish Airlines
04 Sep - 07 Sep Scandinavian Airlines
01 Sep - 15 Sep Air France
09 Sep - 16 Sep British Airways direct
23 Sep - 30 Sep Virgin Atlantic direct
23 Sep - 09 Oct Air France direct
29 Sep - 13 Oct British Airways direct
19 Sep - 03 Oct British Airways direct
30 Sep - 03 Oct British Airways direct

Also check the deals for one-way flights from Atlanta to London in September.

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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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