AirHint found the following cheapest return flights from Baltimore (BWI) to Barcelona (BCN) in December 2026 (see full year).
Return flights
| 23 Dec - 03 Jan | Icelandair | ||
| 20 Dec - 30 Jan | Icelandair | ||
| 30 Dec - 05 Jan | Icelandair | ||
| 20 Dec - 02 Jan | Delta |
Also check the deals for one-way flights from Baltimore to Barcelona in December.
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