Cheapest return flights from Oakland to Barcelona in August from $859

AirHint found the following cheapest return flights from Oakland (OAK) to Barcelona (BCN) in August 2026 (see full year).

Return flights

19 Aug - 12 Sep Alaska Airlines
18 Aug - 12 Sep Alaska Airlines
13 Aug - 05 Sep Alaska Airlines
20 Aug - 12 Sep Alaska Airlines
05 Aug - 29 Aug Alaska Airlines
15 Aug - 05 Sep Alaska Airlines
01 Aug - 14 Aug Alaska Airlines
28 Aug - 19 Sep Alaska Airlines
06 Aug - 15 Aug Alaska Airlines
05 Aug - 15 Aug Alaska Airlines

Also check the deals for one-way flights from Oakland to Barcelona in August.

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