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

Return flights

06 Oct - 23 Oct	United
08 Oct - 15 Oct	ITA Airways
30 Oct - 09 Nov	TAP
06 Oct - 19 Oct	TAP
28 Oct - 18 Nov	Ryanair
07 Oct - 14 Oct	ITA Airways
07 Oct - 15 Oct	TAP
05 Oct - 10 Oct	TAP
25 Oct - 01 Nov	TAP
29 Oct - 05 Nov	Wizz Air Malta
31 Oct - 09 Nov	TAP
29 Oct - 09 Nov	Wizz Air Malta
04 Oct - 12 Oct	TAP
31 Oct - 08 Nov	TAP
25 Oct - 23 Nov	Air Europa
23 Oct - 09 Nov	Ryanair
02 Oct - 13 Oct	Ryanair
02 Oct - 14 Oct	Ryanair
04 Oct - 13 Oct	TAP
22 Oct - 21 Nov	TAP

Also check the deals for one-way flights from Madrid to San Salvador 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 Madrid to San Salvador in October from $721

Return flights