AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Barcelona (BCN) in December 2025 (see full year).
Return flights
| 08 Dec - 15 Dec | Spirit Airlines | ||
| 05 Dec - 12 Dec | Icelandair | ||
| 10 Dec - 17 Dec | United | ||
| 30 Dec - 06 Jan | United | ||
| 15 Dec - 22 Dec | United | ||
| 25 Dec - 01 Jan | United | ||
| 20 Dec - 27 Dec | United |
Also check the deals for one-way flights from Raleigh-durham to Barcelona in December.
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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