AirHint found the following cheapest one-way flights from Miami (MIA) to Porto (OPO) in January 2026 (see full year).
One-Way flights
| 28 Jan | Iberia | ||
| 21 Jan | Iberia | ||
| 20 Jan | FrenchBee | ||
| 31 Jan | Frontier Airlines | ||
| 30 Jan | British Airways | ||
| 18 Jan | TAP |
Also check the deals for return flights from Miami to Porto in January.
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