AirHint found the following cheapest return flights from Bilbao (BIO) to Buenos Aires (EZE) in January 2026 (see full year).
Return flights
| 22 Jan - 04 Feb | Lufthansa | ||
| 21 Jan - 28 Jan | Air France | ||
| 23 Jan - 07 Feb | Vueling Airlines | ||
| 20 Jan - 27 Jan | Air France | ||
| 24 Jan - 31 Jan | Iberia |
Also check the deals for one-way flights from Bilbao to Buenos Aires in January.
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