AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Barcelona (BCN) in December 2025 (see full year).
Return flights
| 10 Dec - 14 Dec | Lufthansa | ||
| 26 Dec - 07 Jan | Frontier Airlines | ||
| 24 Dec - 30 Dec | Spirit Airlines | ||
| 18 Dec - 23 Dec | Frontier Airlines | ||
| 27 Dec - 01 Jan | Icelandair | ||
| 23 Dec - 02 Jan | Frontier Airlines |
Also check the deals for one-way flights from Raleigh-durham to Barcelona in December.
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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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