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

Return flights

14 Jan - 18 Jan	Vueling Airlines
12 Jan - 18 Jan	Vueling Airlines
15 Jan - 18 Jan	Vueling Airlines
20 Jan - 24 Jan	Wizz Air
27 Jan - 31 Jan	Wizz Air
13 Jan - 20 Jan	Wizz Air
24 Jan - 26 Jan	Wizz Air
20 Jan - 25 Jan	Wizz Air
13 Jan - 17 Jan	Wizz Air
12 Jan - 15 Jan	Vueling Airlines
29 Jan - 02 Feb	Vueling Airlines
28 Jan - 01 Feb	Vueling Airlines
29 Jan - 01 Feb	Vueling Airlines
31 Jan - 07 Feb	Wizz Air
30 Jan - 03 Feb	Vueling Airlines
30 Jan - 02 Feb	Vueling Airlines
30 Jan - 01 Feb	Lufthansa
22 Jan - 22 Feb	Lufthansa

Also check the deals for one-way flights from Bilbao 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 Bilbao to Oslo in January from 101€

Return flights