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

Return flights

02 Dec - 09 Dec	KLM
09 Dec - 16 Dec	Lufthansa
02 Dec - 16 Dec	Delta
03 Dec - 08 Dec	Finnair
02 Dec - 14 Dec	KLM
03 Dec - 14 Dec	British Airways
02 Dec - 18 Dec	Air Canada
02 Dec - 09 Dec	Air Europa	direct
05 Dec - 12 Dec	SWISS
09 Dec - 23 Dec	Delta
28 Dec - 19 Jan	Air Canada
30 Dec - 13 Jan	Air Canada
28 Dec - 11 Jan	Air Canada
23 Dec - 07 Jan	Air Canada
29 Dec - 07 Jan	SWISS
30 Dec - 13 Jan	Air Europa	direct
11 Dec - 05 Jan	Scandinavian Airlines
25 Dec - 06 Jan	Air Canada
26 Dec - 06 Jan	Air Canada
23 Dec - 06 Jan	Air Canada

Also check the deals for one-way flights from Miami 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 Miami to Madrid in December from 306€

Return flights