AirHint found the following cheapest return flights from San Francisco (SFO) to Buenos Aires (AEP) in March 2026 (see full year).
Return flights
| 26 Mar - 20 Apr | LATAM Airlines Group | ||
| 12 Mar - 22 Mar | Avianca | ||
| 15 Mar - 05 Apr | Avianca | ||
| 09 Mar - 13 Mar | LATAM Airlines Group | ||
| 14 Mar - 05 Apr | Hawaiian Airlines | ||
| 06 Mar - 15 Mar | LATAM Airlines Group |
Also check the deals for one-way flights from San Francisco to Buenos Aires in March.
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