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

Return flights

10 Mar - 17 Mar	Volaris Costa Rica
09 Mar - 12 Mar	Volaris El Salvador
13 Mar - 17 Mar	Volaris El Salvador
20 Mar - 24 Mar	Avianca
11 Mar - 16 Mar	Avianca
19 Mar - 22 Mar	Avianca
10 Mar - 12 Mar	Avianca
31 Mar - 08 Apr	Avianca
27 Mar - 06 Apr	Copa
27 Mar - 05 Apr	Copa
27 Mar - 03 Apr	Copa
29 Mar - 05 Apr	Copa
26 Mar - 02 Apr	Copa
01 Mar - 08 Mar	Copa
01 Mar - 15 Mar	Copa

Also check the deals for one-way flights from San Salvador to Buenos Aires 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 Buenos Aires in March from 605€

Return flights