AirHint found the following cheapest return flights from Santander (SDR) to Oslo (OSL) in December 2025 (see full year).
Return flights
| 01 Dec - 07 Dec | Ryanair | ||
| 11 Dec - 14 Dec | Vueling Airlines | ||
| 26 Dec - 30 Dec | Iberia |
Also check the deals for one-way flights from Santander to Oslo in December.
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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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