Cheapest return flights from San Salvador to Buenos Aires in December from $698

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

Return flights

01 Dec - 05 Dec Avianca
04 Dec - 10 Dec Avianca
27 Dec - 01 Jan Avianca
27 Dec - 07 Jan Avianca
24 Dec - 30 Dec Avianca
26 Dec - 30 Dec Avianca
23 Dec - 01 Jan Avianca
19 Dec - 27 Dec Avianca
05 Dec - 08 Jan Avianca
20 Dec - 27 Dec Avianca
17 Dec - 30 Dec Copa
20 Dec - 04 Jan Avianca

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

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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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