Cheapest return flights from Atlanta to London in December from $676

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

Return flights

04 Dec - 10 Dec jetBlue
15 Dec - 13 Jan jetBlue
05 Dec - 13 Dec Turkish Airlines
25 Dec - 11 Jan Icelandair
25 Dec - 01 Jan TAP
25 Dec - 02 Jan Icelandair
18 Dec - 02 Jan Icelandair
18 Dec - 21 Dec WestJet
10 Dec - 21 Dec Icelandair
21 Dec - 04 Jan Air Canada
19 Dec - 04 Jan Icelandair
21 Dec - 03 Jan Icelandair
19 Dec - 28 Dec Icelandair
10 Dec - 20 Dec Turkish Airlines
19 Dec - 10 Jan Turkish Airlines

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

Skyscanner

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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