Cheapest return flights from San Diego to Barcelona in May from 519€

AirHint found the following cheapest return flights from San Diego (SAN) to Barcelona (BCN) in May 2026 (see full year).

Return flights

03 May - 13 May British Airways
19 May - 28 May KLM
04 May - 15 May KLM
19 May - 30 May KLM
16 May - 23 May Delta
17 May - 23 May Delta
12 May - 09 Jun British Airways
18 May - 23 May Lufthansa
14 May - 23 May Delta
15 May - 23 May Delta
19 May - 01 Jun British Airways
06 May - 09 Jun Delta
24 May - 30 May Delta

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

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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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