Cheapest return flights from Phoenix to Madrid in May from 654€

AirHint found the following cheapest return flights from Phoenix (PHX) to Madrid (MAD) in May 2026 (see full year).

Return flights

06 May - 28 May American Airlines
07 May - 22 May Alaska Airlines
09 May - 29 May Finnair
02 May - 16 May Alaska Airlines
13 May - 22 May WestJet
02 May - 09 May Frontier Airlines
08 May - 16 May Alaska Airlines
19 May - 27 May Porter Airlines (Canada) Ltd
26 May - 11 Jun Porter Airlines (Canada) Ltd
14 May - 18 May Air France
10 May - 15 May Frontier Airlines
19 May - 10 Jun Frontier Airlines
27 May - 22 Jun Frontier Airlines
19 May - 16 Jun Frontier Airlines
28 May - 27 Jun Frontier Airlines
31 May - 30 Jun Delta
22 May - 05 Jun Alaska Airlines
24 May - 29 Jun KLM
27 May - 27 Jun Frontier Airlines

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

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