Cheapest return flights from Bilbao to Oslo in April from $106

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

Return flights

15 Apr - 22 Apr Wizz Air UK
17 Apr - 20 Apr Wizz Air UK
15 Apr - 19 Apr Wizz Air UK
18 Apr - 22 Apr Vueling Airlines
18 Apr - 20 Apr Vueling Airlines
15 Apr - 18 Apr Wizz Air UK
13 Apr - 19 Apr Wizz Air
14 Apr - 22 Apr Vueling Airlines
14 Apr - 21 Apr Vueling Airlines
17 Apr - 23 Apr Wizz Air UK
27 Apr - 02 May Wizz Air UK
29 Apr - 02 May Vueling Airlines
30 Apr - 04 May Vueling Airlines
30 Apr - 03 May Vueling Airlines
25 Apr - 02 May Vueling Airlines
24 Apr - 02 May Wizz Air UK
18 Apr - 06 May Norwegian
15 Apr - 02 May Norwegian direct
15 Apr - 06 May Norwegian direct
29 Apr - 09 May Norwegian direct

Also check the deals for one-way flights from Bilbao to Oslo in April.

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