AirHint found the following cheapest one-way flights from Riga (RIX) to Porto (OPO) in June 2026 (see full year).
One-Way flights
| 20 Jun | Ryanair | ||
| 22 Jun | airBaltic | ||
| 21 Jun | airBaltic | ||
| 24 Jun | Ryanair | ||
| 27 Jun | airBaltic | direct | |
| 24 Jun | airBaltic | direct | |
| 26 Jun | Norwegian Air Sweden AOC | ||
| 20 Jun | airBaltic | direct |
Also check the deals for return flights from Riga to Porto in June.
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