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

Return flights

15 Dec - 17 Dec	Wizz Air
08 Dec - 10 Dec	Wizz Air
01 Dec - 05 Dec	Wizz Air
03 Dec - 05 Dec	Wizz Air
02 Dec - 05 Dec	Wizz Air
05 Dec - 10 Dec	Wizz Air
06 Dec - 11 Dec	Wizz Air
10 Dec - 14 Dec	Wizz Air
07 Dec - 10 Dec	Wizz Air
31 Dec - 07 Jan	Norwegian
10 Dec - 11 Dec	Norwegian	direct
29 Dec - 09 Jan	Wizz Air
31 Dec - 18 Jan	Norwegian	direct
31 Dec - 15 Jan	Norwegian	direct
31 Dec - 16 Jan	Norwegian	direct
31 Dec - 12 Jan	Norwegian	direct
31 Dec - 09 Jan	Norwegian	direct
31 Dec - 11 Jan	Norwegian	direct
31 Dec - 08 Jan	Norwegian	direct
07 Dec - 04 Jan	Wizz Air

Also check the deals for one-way flights from Oslo to Budapest 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 Oslo to Budapest in December from $110

Return flights