AirHint found the following cheapest return flights from Sao Paulo (GRU) to San Juan (SJU) in September 2026 (see full year).
Return flights
| 18 Sep - 27 Sep | Arajet | ||
| 04 Sep - 13 Sep | Arajet | ||
| 09 Sep - 23 Sep | Copa |
Also check the deals for one-way flights from Sao Paulo to San Juan in September.
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