Cheapest return flights from San Diego to Madrid in September from $572

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

Return flights

22 Sep - 07 Oct Air Canada
30 Sep - 07 Oct United
30 Sep - 29 Oct Lufthansa
26 Sep - 03 Oct Air Canada
25 Sep - 02 Oct American Airlines
20 Sep - 03 Oct Iberia
22 Sep - 29 Sep Delta
08 Sep - 25 Sep Frontier Airlines
24 Sep - 01 Oct United
09 Sep - 23 Sep Spirit Airlines
08 Sep - 19 Sep Condor
09 Sep - 17 Sep Alaska Airlines
07 Sep - 27 Sep Frontier Airlines
17 Sep - 27 Sep Delta
10 Sep - 24 Sep Spirit Airlines
06 Sep - 27 Sep Spirit Airlines
05 Sep - 12 Sep Spirit Airlines
13 Sep - 04 Oct Spirit Airlines
28 Sep - 05 Oct Iberia

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

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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