Cheapest return flights from Bilbao to Oslo in October from $139

Best time to book flights for Bilbao (BIO) to Oslo (OSL) flights at AirHint

AirHint found the following cheapest return flights from Bilbao (BIO) to Oslo (OSL) in October 2025 (see full year).

Return flights

15 Oct - 22 Oct Vueling Airlines
17 Oct - 19 Oct Vueling Airlines
15 Oct - 22 Oct Norwegian direct
08 Oct - 22 Oct Vueling Airlines
08 Oct - 22 Oct Norwegian direct
06 Oct - 22 Oct Vueling Airlines
12 Oct - 22 Oct Norwegian Air Sweden AOC
04 Oct - 22 Oct Norwegian
04 Oct - 22 Oct Norwegian direct
04 Oct - 06 Oct Norwegian

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

Skyscanner

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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