AirHint found the following cheapest return flights from Nashville (BNA) to San Juan (SJU) in July 2026 (see full year).
Return flights
| 03 Jul - 08 Jul | United | ||
| 11 Jul - 18 Jul | Southwest Airlines | ||
| 10 Jul - 13 Jul | United | ||
| 03 Jul - 06 Jul | Southwest Airlines | ||
| 01 Jul - 05 Jul | Southwest Airlines |
Also check the deals for one-way flights from Nashville to San Juan in July.
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