AirHint found the following cheapest return flights from Frankfurt (FRA) to San Juan (SJU) in July 2026 (see full year).
Return flights
| 01 Jul - 17 Jul | United | ||
| 14 Jul - 28 Jul | Lufthansa | ||
| 05 Jul - 12 Jul | Lufthansa | ||
| 27 Jul - 03 Aug | United | ||
| 27 Jul - 09 Aug | United | ||
| 18 Jul - 29 Jul | United | ||
| 11 Jul - 11 Jul | Iberia |
Also check the deals for one-way flights from Frankfurt to San Juan in July.
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