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
25 Dec - 01 Jan	Norwegian	direct
25 Dec - 11 Jan	Norwegian	direct
25 Dec - 15 Jan	Norwegian	direct
25 Dec - 08 Jan	Norwegian	direct
07 Dec - 13 Dec	Ryanair
11 Dec - 14 Dec	Iberia
18 Dec - 08 Jan	Norwegian	direct
18 Dec - 01 Jan	Norwegian	direct
14 Dec - 01 Jan	Norwegian	direct
02 Dec - 06 Dec	Ryanair
09 Dec - 14 Dec	Iberia
13 Dec - 14 Dec	Iberia
10 Dec - 14 Dec	Iberia
21 Dec - 01 Jan	Norwegian	direct
13 Dec - 16 Dec	Ryanair
10 Dec - 15 Dec	Iberia
04 Dec - 10 Dec	Norwegian
25 Dec - 31 Dec	Wizz Air
21 Dec - 11 Jan	Norwegian	direct

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 105€

Return flights