AirHint found the following cheapest return flights from Athens (ATH) to San Juan (SJU) in August 2026 (see full year).
Return flights
| 17 Aug - 26 Aug | United | ||
| 12 Aug - 18 Aug | Iberia | ||
| 16 Aug - 30 Aug | Aer Lingus |
Also check the deals for one-way flights from Athens to San Juan in August.
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