AirHint found the following cheapest return flights from Oslo (OSL) to Buenos Aires (EZE) in December 2026 (see full year).
Return flights
| 05 Dec - 15 Jan | Turkish Airlines | ||
| 14 Dec - 31 Dec | Iberia | ||
| 19 Dec - 02 Jan | TAP |
Also check the deals for one-way flights from Oslo to Buenos Aires in December.
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