AirHint found the following cheapest return flights from Buenos Aires (AEP) to San Salvador (SAL) in December 2025 (see full year).
Return flights
| 08 Dec - 15 Dec | JetSmart | ||
| 08 Dec - 10 Dec | Avianca | ||
| 14 Dec - 18 Jan | Avianca | ||
| 24 Dec - 31 Jan | LATAM Airlines Group | ||
| 14 Dec - 17 Jan | JetSmart | ||
| 19 Dec - 11 Jan | JetSmart |
Also check the deals for one-way flights from Buenos Aires to San Salvador 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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