Cheapest return flights from San Diego to Madrid in December from 378€

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

Return flights

03 Dec - 09 Dec British Airways
03 Dec - 15 Dec Air France
05 Dec - 08 Dec Air France
02 Dec - 09 Dec SWISS
30 Dec - 14 Jan Iberia
03 Dec - 10 Dec Lufthansa
02 Dec - 22 Dec Lufthansa
26 Dec - 17 Jan United
30 Dec - 09 Jan Delta
14 Dec - 18 Dec Frontier Airlines
15 Dec - 17 Dec Hawaiian Airlines
18 Dec - 06 Jan Frontier Airlines
26 Dec - 04 Jan Hawaiian Airlines
22 Dec - 02 Jan Alaska Airlines
23 Dec - 01 Jan Hawaiian Airlines
23 Dec - 03 Jan Hawaiian Airlines
22 Dec - 28 Dec Alaska Airlines
21 Dec - 04 Jan Frontier Airlines
18 Dec - 04 Jan Frontier Airlines
18 Dec - 25 Dec Iberia

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

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