AirHint found the following cheapest return flights from Tunis (TUN) to Porto (OPO) in May 2026 (see full year).
Return flights
| 25 May - 28 May | Transavia France | ||
| 16 May - 20 May | Tunisair | ||
| 12 May - 26 May | Nouvelair | ||
| 14 May - 17 May | Nouvelair | ||
| 19 May - 22 May | Transavia France | ||
| 13 May - 26 May | Air France |
Also check the deals for one-way flights from Tunis to Porto in May.
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