AirHint found the following cheapest return flights from San Antonio (SAT) to Madrid (MAD) in October 2025 (see full year).

Return flights

14 Oct - 21 Oct	Iberia
22 Oct - 29 Oct	Iberia
01 Oct - 09 Oct	American Airlines
02 Oct - 09 Oct	United
16 Oct - 23 Oct	United
31 Oct - 22 Nov	Air France
28 Oct - 04 Nov	United
08 Oct - 15 Oct	Iberia
04 Oct - 11 Oct	British Airways
31 Oct - 07 Nov	United
06 Oct - 13 Oct	United
25 Oct - 01 Nov	United
12 Oct - 19 Oct	United
10 Oct - 17 Oct	United

Also check the deals for one-way flights from San Antonio to Madrid in October.

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 Antonio to Madrid in October from $586

Return flights