AirHint found the following cheapest return flights from Madrid (MAD) to Oslo (OSL) in December 2025 (see full year).

Return flights

11 Dec - 01 Jan	Norwegian	direct
15 Dec - 18 Jan	Iberia	direct
25 Dec - 01 Jan	Norwegian	direct
25 Dec - 15 Jan	Norwegian	direct
25 Dec - 08 Jan	Norwegian	direct
25 Dec - 11 Jan	Norwegian	direct
16 Dec - 17 Dec	Ryanair
02 Dec - 06 Dec	Ryanair
14 Dec - 01 Jan	Norwegian	direct
18 Dec - 08 Jan	Norwegian	direct
18 Dec - 01 Jan	Norwegian	direct
10 Dec - 15 Dec	Wizz Air Malta
09 Dec - 13 Dec	Iberia
10 Dec - 14 Dec	Iberia
09 Dec - 14 Dec	Iberia
11 Dec - 15 Dec	Norwegian
25 Dec - 05 Jan	Wizz Air
04 Dec - 10 Dec	Norwegian
04 Dec - 06 Dec	Norwegian
09 Dec - 15 Dec	Ryanair

Also check the deals for one-way flights from Madrid to Oslo in December.

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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Cheapest return flights from Madrid to Oslo in December from $121

Return flights