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

Return flights

15 Dec - 12 Jan	Iberia
11 Dec - 13 Jan	British Airways
05 Dec - 08 Dec	Iberia
16 Dec - 13 Jan	British Airways
24 Dec - 28 Jan	British Airways
24 Dec - 14 Jan	British Airways
06 Dec - 12 Dec	Iberia
15 Dec - 15 Jan	British Airways
07 Dec - 20 Jan	British Airways
04 Dec - 30 Jan	TAP
24 Dec - 12 Jan	British Airways
14 Dec - 15 Jan	Iberia
09 Dec - 15 Dec	Iberia	direct
11 Dec - 15 Dec	Iberia	direct
08 Dec - 15 Dec	Iberia	direct
04 Dec - 08 Dec	TAP
10 Dec - 17 Dec	British Airways
12 Dec - 15 Dec	Iberia	direct
06 Dec - 09 Dec	Finnair	direct
07 Dec - 15 Dec	Finnair	direct

Also check the deals for one-way flights from Madrid to Miami 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 Madrid to Miami in December from 375€

Return flights