AirHint found the following cheapest one-way flights from Barcelona (BCN) to Buenos Aires (AEP) in March 2026 (see full year).
One-Way flights
| 23 Mar | Avianca | ||
| 17 Mar | Avianca | ||
| 18 Mar | Avianca | ||
| 04 Mar | Avianca | ||
| 24 Mar | Vueling Airlines | ||
| 14 Mar | Avianca | ||
| 12 Mar | Avianca | ||
| 10 Mar | Vueling Airlines | ||
| 13 Mar | Ryanair | ||
| 11 Mar | Vueling Airlines |
Also check the deals for return flights from Barcelona to Buenos Aires in March.
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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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