Cheapest return flights from San Diego to Madrid in December from $677

Best time to book flights for San Diego (SAN) to Madrid (MAD) flights at AirHint

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

Return flights

06 Dec - 13 Dec United
10 Dec - 07 Jan Lufthansa
16 Dec - 23 Dec United
23 Dec - 31 Dec British Airways
20 Dec - 08 Jan Air Canada
26 Dec - 03 Jan Lufthansa
19 Dec - 01 Jan Air Canada
26 Dec - 02 Jan United

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

Skyscanner

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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