Cheapest return flights from Bilbao to Oslo in September from 151€

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 September 2025 (see full year).

Return flights

24 Sep - 11 Oct Vueling Airlines
24 Sep - 04 Oct Vueling Airlines
21 Sep - 28 Sep Vueling Airlines
24 Sep - 06 Oct Vueling Airlines
03 Sep - 10 Sep Vueling Airlines
20 Sep - 06 Oct Vueling Airlines
03 Sep - 06 Sep Vueling Airlines
20 Sep - 28 Sep Vueling Airlines
03 Sep - 03 Sep Norwegian
20 Sep - 27 Sep Vueling Airlines
20 Sep - 04 Oct Vueling Airlines
24 Sep - 11 Oct Norwegian direct
03 Sep - 10 Sep Norwegian direct
24 Sep - 04 Oct Norwegian direct
20 Sep - 11 Oct Vueling Airlines
03 Sep - 06 Sep Norwegian direct
17 Sep - 04 Oct Norwegian direct
20 Sep - 11 Oct Norwegian direct
24 Sep - 27 Sep Vueling Airlines
24 Sep - 27 Sep Norwegian direct

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

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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