Cheapest return flights from Raleigh-durham to Porto in May from $933
AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Porto (OPO) in May 2025 (see full year).
Return flights
| 17 May - 31 May | jetBlue |
Also check the deals for one-way flights from Raleigh-durham to Porto in May.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
