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

Return flights

10 Dec - 18 Dec	Delta
24 Dec - 15 Jan	Delta
05 Dec - 14 Dec	American Airlines
04 Dec - 07 Dec	Delta
04 Dec - 08 Dec	American Airlines
29 Dec - 14 Jan	Delta
27 Dec - 09 Jan	British Airways
24 Dec - 30 Dec	Delta
23 Dec - 28 Dec	Delta
30 Dec - 09 Jan	American Airlines
11 Dec - 22 Dec	Delta
16 Dec - 15 Jan	Delta
14 Dec - 17 Dec	Delta
20 Dec - 27 Dec	Delta
22 Dec - 29 Dec	Delta
23 Dec - 06 Jan	Delta
25 Dec - 02 Jan	Delta
28 Dec - 05 Jan	Delta
29 Dec - 02 Jan	Delta
06 Dec - 03 Jan	Delta

Also check the deals for one-way flights from Fort Lauderdale to Madrid 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 Fort Lauderdale to Madrid in December from $437

Return flights