AirHint found the following cheapest return flights from San Diego (SAN) to Madrid (MAD) in January 2026 (see full year).

Return flights

31 Jan - 10 Feb	Air France
13 Jan - 20 Jan	KLM
14 Jan - 21 Jan	United
15 Jan - 29 Jan	KLM
19 Jan - 26 Jan	United
29 Jan - 05 Feb	United
09 Jan - 16 Jan	United
24 Jan - 31 Jan	United
04 Jan - 11 Jan	Iberia

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

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 San Diego to Madrid in January from $576

Return flights