AirHint found the following cheapest return flights from Porto (OPO) to Sao Tome (TMS) in January 2026 (see full year).
Return flights
| 20 Jan - 28 Jan | TAP | ||
| 19 Jan - 28 Jan | Iberia | ||
| 17 Jan - 24 Jan | TAP | ||
| 23 Jan - 01 Feb | TAP | ||
| 16 Jan - 23 Jan | TAP | ||
| 01 Jan - 31 Jan | TAP | ||
| 20 Jan - 29 Jan | TAP | ||
| 19 Jan - 29 Jan | Iberia |
Also check the deals for one-way flights from Porto to Sao Tome in January.
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