Cheapest return flights from San Salvador to Buenos Aires in September from $722

AirHint found the following cheapest return flights from San Salvador (SAL) to Buenos Aires (EZE) in September 2025 (see full year).

Return flights

10 Sep - 25 Sep Avianca
14 Sep - 30 Sep Avianca
07 Sep - 09 Sep Copa
10 Sep - 17 Sep Copa
10 Sep - 13 Sep Copa
08 Sep - 16 Sep Copa
11 Sep - 16 Sep Avianca
07 Sep - 14 Sep Copa
07 Sep - 13 Sep Avianca
27 Sep - 05 Oct Avianca
17 Sep - 27 Sep Avianca
29 Sep - 08 Oct Avianca
26 Sep - 11 Oct Avianca
19 Sep - 03 Oct Avianca

Also check the deals for one-way flights from San Salvador to Buenos Aires in September.

Skyscanner

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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