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

Return flights

26 Aug - 02 Sep	Vueling Airlines
29 Aug - 04 Sep	Lufthansa
22 Aug - 24 Aug	KLM
20 Aug - 27 Aug	KLM
21 Aug - 24 Aug	KLM
27 Aug - 08 Sep	Norwegian
19 Aug - 25 Aug	KLM
16 Aug - 19 Aug	KLM
25 Aug - 28 Aug	Air France
20 Aug - 24 Aug	KLM
16 Aug - 19 Aug	Norwegian Air Sweden AOC	direct
25 Aug - 29 Aug	Lufthansa
17 Aug - 24 Aug	KLM
20 Aug - 08 Sep	Norwegian
19 Aug - 08 Sep	Norwegian Air Sweden AOC
27 Aug - 07 Sep	Norwegian
20 Aug - 01 Sep	Norwegian
27 Aug - 14 Sep	Norwegian
27 Aug - 03 Sep	Norwegian
27 Aug - 10 Sep	Norwegian

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

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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Cheapest return flights from Bilbao to Stockholm in August from 224€

Return flights