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

Return flights

28 Oct - 04 Nov	Copa
02 Oct - 13 Oct	Avianca
27 Oct - 04 Nov	Avianca
01 Oct - 11 Oct	Avianca
20 Oct - 27 Oct	Avianca
15 Oct - 30 Oct	Avianca
09 Oct - 27 Oct	Avianca
21 Oct - 29 Oct	United
01 Oct - 18 Oct	Avianca
21 Oct - 31 Oct	United
09 Oct - 16 Oct	Avianca
23 Oct - 04 Nov	United
17 Oct - 25 Oct	United
23 Oct - 01 Nov	Avianca

Also check the deals for one-way flights from San Salvador 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 Salvador to Madrid in October from 646€

Return flights