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

Return flights

04 Aug - 30 Aug	Avianca
05 Aug - 31 Aug	Avianca
09 Aug - 31 Aug	Avianca
09 Aug - 25 Aug	Avianca
30 Aug - 07 Sep	Avianca
21 Aug - 31 Aug	Avianca
19 Aug - 27 Aug	Avianca
01 Aug - 16 Sep	Avianca
10 Aug - 20 Aug	Avianca
11 Aug - 18 Aug	Avianca
05 Aug - 19 Aug	Avianca
30 Aug - 06 Sep	Avianca
04 Aug - 18 Aug	Avianca
30 Aug - 15 Sep	Avianca
31 Aug - 16 Sep	Avianca
22 Aug - 06 Sep	Avianca
29 Aug - 03 Sep	Avianca
31 Aug - 06 Sep	Avianca
08 Aug - 11 Sep	Avianca
31 Aug - 07 Sep	Avianca

Also check the deals for one-way flights from San Salvador to Madrid in August.

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.

Book a cheap hotel in Madrid

Cheap car rent in Madrid

Cheapest return flights from San Salvador to Madrid in August from 659€

Return flights