Cheapest return flights from Bilbao to Oslo in August from $177

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

Return flights

13 Aug - 20 Aug Vueling Airlines
12 Aug - 20 Aug Vueling Airlines
20 Aug - 24 Aug Vueling Airlines
16 Aug - 20 Aug Vueling Airlines
23 Aug - 27 Aug Vueling Airlines
16 Aug - 24 Aug Vueling Airlines
20 Aug - 30 Aug Vueling Airlines
30 Aug - 06 Sep Vueling Airlines
12 Aug - 16 Aug Vueling Airlines
22 Aug - 26 Aug Vueling Airlines
23 Aug - 31 Aug Vueling Airlines
23 Aug - 06 Sep Norwegian
20 Aug - 06 Sep Norwegian
30 Aug - 03 Sep Vueling Airlines
27 Aug - 06 Sep Norwegian direct
31 Aug - 04 Sep Vueling Airlines
27 Aug - 13 Sep Norwegian direct
30 Aug - 20 Sep Vueling Airlines
30 Aug - 06 Sep Norwegian direct
23 Aug - 06 Sep Norwegian direct

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

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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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