AirHint found the following cheapest return flights from Minneapolis (MSP) to San Juan (SJU) in October 2026 (see full year).
Return flights
| 17 Oct - 24 Oct | Delta | direct | |
| 31 Oct - 07 Nov | Delta | direct | |
| 15 Oct - 24 Oct | United |
Also check the deals for one-way flights from Minneapolis to San Juan in October.
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