Cheapest return flights from Atlanta to London in December from $876

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

Return flights

30 Dec - 09 Jan Frontier Airlines
25 Dec - 10 Jan Frontier Airlines
24 Dec - 10 Jan Frontier Airlines
24 Dec - 11 Jan Frontier Airlines
26 Dec - 17 Jan Spirit Airlines
21 Dec - 20 Jan Scandinavian Airlines
29 Dec - 06 Jan Frontier Airlines
21 Dec - 14 Jan Scandinavian Airlines
31 Dec - 08 Jan Spirit Airlines
24 Dec - 06 Jan Frontier Airlines
25 Dec - 28 Dec Frontier Airlines
25 Dec - 30 Dec Frontier Airlines
24 Dec - 31 Dec Frontier Airlines
22 Dec - 26 Dec Frontier Airlines
22 Dec - 28 Dec Frontier Airlines
21 Dec - 26 Dec Frontier Airlines
22 Dec - 30 Dec Frontier Airlines
23 Dec - 29 Dec Spirit Airlines
26 Dec - 30 Dec Frontier Airlines
21 Dec - 24 Dec Scandinavian Airlines

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

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