AirHint found the following cheapest return flights from San Salvador (SAL) to Madrid (MAD) in March 2026 (see full year).

Return flights

20 Mar - 27 Mar	Volaris El Salvador
08 Mar - 15 Mar	United
09 Mar - 22 Mar	United
12 Mar - 23 Mar	United
01 Mar - 10 Mar	Avianca
01 Mar - 31 Mar	Avianca
17 Mar - 29 Mar	Avianca
25 Mar - 05 Apr	Avianca
28 Mar - 05 Apr	Avianca
29 Mar - 05 Apr	Avianca
27 Mar - 05 Apr	Avianca
27 Mar - 06 Apr	Avianca

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

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 March from 665€

Return flights