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

Return flights

03 Dec - 10 Dec	Iberia
06 Dec - 13 Dec	Iberia
13 Dec - 27 Dec	Air France
16 Dec - 23 Dec	Iberia
11 Dec - 18 Dec	Iberia
13 Dec - 03 Jan	British Airways
21 Dec - 08 Jan	British Airways
15 Dec - 04 Jan	British Airways
20 Dec - 10 Jan	Finnair
20 Dec - 09 Jan	Finnair
31 Dec - 07 Jan	Iberia
22 Dec - 04 Jan	WestJet
20 Dec - 08 Jan	Finnair
20 Dec - 07 Jan	British Airways
21 Dec - 28 Dec	Iberia

Also check the deals for one-way flights from Phoenix 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.

Book a cheap hotel in Madrid

Cheap car rent in Madrid

Cheapest return flights from Phoenix to Madrid in December from $531

Return flights