AirHint found the following cheapest return flights from Monterrey (MTY) to Oslo (OSL) in December 2025 (see full year).
Return flights
| 12 Dec - 10 Jan | Viva | ||
| 09 Dec - 14 Dec | Volaris | ||
| 15 Dec - 20 Dec | Viva |
Also check the deals for one-way flights from Monterrey to Oslo in December.
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