AirHint found the following cheapest return flights from Stuttgart (STR) to Buenos Aires (AEP) in April 2026 (see full year).
Return flights
| 01 Apr - 10 Apr | Turkish Airlines | ||
| 01 Apr - 11 Apr | Eurowings | ||
| 02 Apr - 11 Apr | Eurowings | ||
| 04 Apr - 25 Apr | SWISS |
Also check the deals for one-way flights from Stuttgart to Buenos Aires in April.
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