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

Return flights

21 Oct - 28 Oct	Lufthansa
22 Oct - 29 Oct	Iberia
21 Oct - 29 Oct	Air Canada
07 Oct - 14 Oct	Air Canada
28 Oct - 04 Nov	Iberia
22 Oct - 04 Nov	British Airways
12 Oct - 08 Nov	Air Canada
28 Oct - 08 Nov	British Airways
14 Oct - 21 Oct	Iberia
21 Oct - 30 Oct	British Airways
15 Oct - 31 Oct	Delta
12 Oct - 01 Nov	Air Canada
30 Oct - 06 Nov	Iberia
06 Oct - 13 Oct	British Airways
15 Oct - 01 Nov	Iberia
26 Oct - 02 Nov	Iberia
16 Oct - 26 Oct	Air France
06 Oct - 15 Oct	American Airlines

Also check the deals for one-way flights from Phoenix to Madrid in October.

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 Phoenix to Madrid in October from $445

Return flights