Cheapest return flights from Atlanta to Madrid in September from $578

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

Return flights

29 Sep - 02 Oct Frontier Airlines
28 Sep - 01 Oct Frontier Airlines
30 Sep - 06 Oct Turkish Airlines
29 Sep - 25 Oct Frontier Airlines
29 Sep - 01 Oct Spirit Airlines
20 Sep - 25 Sep Turkish Airlines
19 Sep - 23 Sep jetBlue
19 Sep - 27 Sep Frontier Airlines
28 Sep - 05 Oct jetBlue
20 Sep - 29 Sep Frontier Airlines
20 Sep - 11 Oct Turkish Airlines
25 Sep - 27 Sep Spirit Airlines
22 Sep - 28 Sep jetBlue
20 Sep - 27 Sep Frontier Airlines
19 Sep - 28 Sep Frontier Airlines
24 Sep - 28 Sep Frontier Airlines
19 Sep - 11 Oct Frontier Airlines
18 Sep - 21 Sep Frontier Airlines
30 Sep - 06 Oct Air France direct
29 Sep - 01 Oct Air France direct

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

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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