AirHint found the following cheapest return flights from Porto (OPO) to Buenos Aires (AEP) in July 2026 (see full year).
Return flights
| 17 Jul - 04 Aug | Ryanair | ||
| 01 Jul - 08 Jul | Lufthansa | ||
| 25 Jul - 09 Aug | Ryanair | ||
| 16 Jul - 20 Jul | Ryanair | ||
| 05 Jul - 08 Jul | TAP | ||
| 13 Jul - 13 Aug | TAP | ||
| 13 Jul - 31 Jul | SWISS |
Also check the deals for one-way flights from Porto to Buenos Aires in July.
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