Cheapest return flights from Raleigh-durham to Porto in December from 575€

AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Porto (OPO) in December 2025 (see full year).

Return flights

05 Dec - 09 Dec Delta

Also check the deals for one-way flights from Raleigh-durham to Porto in December.

Skyscanner

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.

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