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

Return flights

25 Dec - 06 Jan	Norwegian
08 Dec - 10 Dec	Wizz Air Malta
01 Dec - 07 Dec	Iberia
11 Dec - 15 Dec	Norwegian
04 Dec - 07 Dec	Iberia
08 Dec - 11 Dec	Wizz Air Malta
08 Dec - 12 Dec	Wizz Air Malta
09 Dec - 14 Dec	Ryanair
10 Dec - 14 Dec	Ryanair
03 Dec - 06 Dec	easyJet
25 Dec - 11 Jan	Norwegian	direct
01 Dec - 04 Dec	easyJet
13 Dec - 01 Jan	Iberia
24 Dec - 21 Jan	Iberia
31 Dec - 06 Jan	Iberia
21 Dec - 11 Jan	Norwegian	direct
25 Dec - 08 Jan	Norwegian	direct
29 Dec - 03 Jan	Scandinavian Airlines
24 Dec - 21 Jan	Iberia	direct
22 Dec - 04 Jan	Iberia

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 $138

Return flights