Cheapest one-way BIO–OSL flights, September

AirHint found the following cheapest one-way flights from Bilbao (BIO) to Oslo (OSL) in September 2026 (see full year).

One-Way flights

03 Sep Wizz Air Malta
28 Sep Wizz Air Malta
30 Sep Wizz Air UK
11 Sep Wizz Air UK
02 Sep Norwegian direct
23 Sep Norwegian direct
05 Sep Norwegian direct
26 Sep Norwegian direct
30 Sep Norwegian direct
20 Sep Norwegian Air Sweden AOC

Also check the deals for return flights from Bilbao to Oslo in September.

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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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