Cheapest return flights from Bilbao to Oslo in April from $125

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

Return flights

22 Apr - 25 Apr Norwegian
22 Apr - 22 Apr Norwegian
22 Apr - 25 Apr Norwegian direct
15 Apr - 19 Apr Vueling Airlines
18 Apr - 25 Apr Norwegian
18 Apr - 22 Apr Norwegian direct
11 Apr - 25 Apr Norwegian
15 Apr - 25 Apr Norwegian
11 Apr - 22 Apr Norwegian direct
15 Apr - 22 Apr Norwegian direct
25 Apr - 02 May Air Europa
22 Apr - 02 May Norwegian direct
22 Apr - 13 May Norwegian direct
25 Apr - 16 May Norwegian direct
18 Apr - 02 May Norwegian direct
11 Apr - 02 May Norwegian direct
15 Apr - 02 May Norwegian direct
25 Apr - 13 May Norwegian
25 Apr - 02 May Norwegian direct
25 Apr - 13 May Norwegian direct

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

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