AirHint found the following cheapest return flights from San Salvador (SAL) to Buenos Aires (AEP) in September 2026 (see full year).
Return flights
| 24 Sep - 28 Sep | Avianca | ||
| 10 Sep - 22 Sep | Avianca | ||
| 08 Sep - 13 Sep | Avianca | ||
| 09 Sep - 13 Sep | Avianca | ||
| 20 Sep - 04 Oct | Avianca |
Also check the deals for one-way flights from San Salvador to Buenos Aires in September.
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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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