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

Return flights

03 Dec - 17 Dec	Spirit Airlines
12 Dec - 16 Dec	Scandinavian Airlines
10 Dec - 12 Jan	jetBlue
30 Dec - 13 Jan	Air Canada
03 Dec - 17 Dec	Lufthansa	direct
30 Dec - 13 Jan	Air France	direct
10 Dec - 12 Jan	Lufthansa	direct
16 Dec - 30 Dec	Icelandair
14 Dec - 30 Dec	Icelandair
12 Dec - 16 Dec	Lufthansa	direct
16 Dec - 30 Dec	Lufthansa	direct
14 Dec - 30 Dec	Lufthansa	direct
19 Dec - 02 Jan	Scandinavian Airlines
24 Dec - 04 Jan	Spirit Airlines
24 Dec - 04 Jan	Lufthansa	direct
19 Dec - 02 Jan	Lufthansa	direct

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

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 Frankfurt in December from $743

Return flights