AirHint found the following cheapest return flights from Billund (BLL) to Oslo (OSL) in January 2026 (see full year).

Return flights

11 Jan - 30 Jan	Norwegian	direct
11 Jan - 01 Feb	Norwegian	direct
30 Jan - 01 Feb	Norwegian	direct
23 Jan - 25 Jan	Scandinavian Airlines	direct
30 Jan - 12 Feb	Norwegian	direct
16 Jan - 19 Jan	Scandinavian Airlines	direct
04 Jan - 30 Jan	Norwegian	direct
03 Jan - 29 Jan	Wizz Air
30 Jan - 15 Feb	Norwegian	direct

Also check the deals for one-way flights from Billund to Oslo in January.

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 Billund to Oslo in January from $116

Return flights