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

Return flights

04 Mar - 11 Mar	United
02 Mar - 07 Mar	Iberia
01 Mar - 15 Mar	Air Europa
06 Mar - 13 Mar	Iberia
09 Mar - 14 Mar	Ryanair
11 Mar - 14 Mar	Avianca
10 Mar - 14 Mar	Avianca
09 Mar - 23 Mar	Iberia
17 Mar - 31 Mar	Iberia
29 Mar - 06 Apr	Iberia
03 Mar - 20 Mar	Avianca
27 Mar - 12 Apr	Avianca
28 Mar - 12 Apr	Avianca
28 Mar - 11 Apr	Avianca
21 Mar - 04 Apr	Avianca
28 Mar - 04 Apr	Iberia

Also check the deals for one-way flights from Madrid to San Salvador 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 Madrid to San Salvador in March from 553€

Return flights