Cheapest return flights from Atlanta to Madrid in December from $397

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

Return flights

02 Dec - 10 Dec Frontier Airlines
05 Dec - 11 Dec Frontier Airlines
06 Dec - 13 Dec Frontier Airlines
07 Dec - 12 Dec Spirit Airlines
05 Dec - 16 Dec Frontier Airlines
01 Dec - 18 Jan Spirit Airlines
02 Dec - 27 Dec Turkish Airlines
15 Dec - 10 Jan Frontier Airlines
14 Dec - 10 Jan Frontier Airlines
06 Dec - 13 Dec Air France direct
03 Dec - 27 Dec Frontier Airlines
07 Dec - 27 Dec Frontier Airlines
30 Dec - 08 Jan Frontier Airlines
01 Dec - 27 Dec Frontier Airlines
22 Dec - 17 Jan KLM direct
28 Dec - 10 Jan Frontier Airlines
25 Dec - 08 Jan Frontier Airlines
17 Dec - 11 Jan Frontier Airlines
24 Dec - 07 Jan Spirit Airlines
26 Dec - 17 Jan Frontier Airlines

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

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