AirHint found the following cheapest one-way flights from Atlanta (ATL) to Buenos Aires (EZE) in April 2026 (see full year).
One-Way flights
| 20 Apr | Frontier Airlines | ||
| 19 Apr | Copa | ||
| 25 Apr | LATAM Airlines Group | direct | |
| 20 Apr | Delta | direct | |
| 22 Apr | LATAM Airlines Group | direct | |
| 19 Apr | LATAM Airlines Group | direct |
Also check the deals for return flights from Atlanta to Buenos Aires in April.
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