Cheapest one-way flights from Oakland (OAK) to Barcelona (BCN), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
26 Sep Alaska Airlines
30 Sep Alaska Airlines
25 Sep Alaska Airlines
07 Sep Alaska Airlines
29 Sep Alaska Airlines
13 Sep Alaska Airlines
06 Sep Alaska Airlines
12 Sep Alaska Airlines
11 Sep Alaska Airlines
10 Sep Alaska Airlines
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deals for return flights from Oakland to Barcelona in September.

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Updated Aug 27, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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