Cheapest return flights from San Diego to Barcelona in August from $727

Best time to book flights for San Diego (SAN) to Barcelona (BCN) flights at AirHint

AirHint found the following cheapest return flights from San Diego (SAN) to Barcelona (BCN) in August 2025 (see full year).

Return flights

19 Aug - 26 Aug United
24 Aug - 31 Aug United
14 Aug - 21 Aug United
29 Aug - 05 Sep United
04 Aug - 11 Aug United
02 Aug - 16 Aug Delta
09 Aug - 16 Aug United

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

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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