AirHint found the following cheapest one-way flights from Barcelona (BCN) to Buenos Aires (AEP) in December 2025 (see full year).
One-Way flights
| 31 Dec | Avianca | ||
| 02 Dec | easyJet | ||
| 29 Dec | Vueling Airlines | ||
| 03 Dec | ITA Airways | ||
| 05 Dec | TAP | ||
| 27 Dec | LEVEL | ||
| 10 Dec | LEVEL | ||
| 30 Dec | Air Europa | ||
| 11 Dec | Transavia France | ||
| 24 Dec | Iberia |
Also check the deals for return flights from Barcelona to Buenos Aires in December.
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