Cheapest return flights from Portland to Madrid in December from 413€

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

Return flights

03 Dec - 09 Dec KLM
10 Dec - 17 Dec United
26 Dec - 17 Jan Alaska Airlines
30 Dec - 06 Jan Delta
15 Dec - 18 Dec Hawaiian Airlines
12 Dec - 19 Dec Hawaiian Airlines
22 Dec - 07 Jan Hawaiian Airlines
13 Dec - 31 Dec Hawaiian Airlines
15 Dec - 02 Jan Hawaiian Airlines
23 Dec - 28 Dec Alaska Airlines
19 Dec - 01 Jan Hawaiian Airlines

Also check the deals for one-way flights from Portland to Madrid in December.

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