AirHint found the following cheapest return flights from Porto (OPO) to Johannesburg (JNB) in December 2025 (see full year).
Return flights
| 28 Dec - 15 Jan | KLM | ||
| 27 Dec - 30 Jan | KLM | ||
| 31 Dec - 07 Jan | KLM | ||
| 30 Dec - 06 Jan | KLM | ||
| 28 Dec - 04 Jan | TAP |
Also check the deals for one-way flights from Porto to Johannesburg in December.
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