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

Return flights

29 Dec - 09 Jan	Scandinavian Airlines	direct
30 Dec - 05 Jan	Lufthansa
31 Dec - 05 Jan	Lufthansa
31 Dec - 06 Jan	Finnair
28 Dec - 07 Jan	LOT
29 Dec - 11 Jan	Finnair
28 Dec - 01 Jan	LOT
28 Dec - 06 Jan	LOT
25 Dec - 29 Dec	LOT
26 Dec - 29 Dec	LOT
28 Dec - 31 Dec	LOT
25 Dec - 01 Jan	LOT
29 Dec - 01 Jan	LOT
30 Dec - 31 Dec	LOT
29 Dec - 30 Dec	LOT
29 Dec - 31 Dec	LOT
26 Dec - 30 Dec	LOT
28 Dec - 30 Dec	LOT
25 Dec - 30 Dec	LOT
25 Dec - 28 Dec	Lufthansa

Also check the deals for one-way flights from Duesseldorf 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 Duesseldorf to Oslo in December from $250

Return flights