Cheapest return flights from San Diego to Barcelona in May from $749

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 May 2025 (see full year).

Return flights

14 May - 21 May United
09 May - 16 May Air France
12 May - 19 May United
11 May - 18 May Air France
10 May - 17 May United
08 May - 22 May United
05 May - 26 May Alaska Airlines
01 May - 08 May Alaska Airlines
27 May - 12 Jun Spirit Airlines
20 May - 27 May United
01 May - 17 May Alaska Airlines
28 May - 04 Jun United
30 May - 06 Jun United
26 May - 02 Jun United

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

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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