Cheapest return flights from San Diego to Barcelona in December from 488€

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

Return flights

03 Dec - 10 Dec United
08 Dec - 15 Dec United
13 Dec - 20 Dec United
18 Dec - 25 Dec United
28 Dec - 04 Jan United
23 Dec - 30 Dec Delta
20 Dec - 08 Jan British Airways
22 Dec - 31 Dec British Airways
26 Dec - 03 Jan British Airways
20 Dec - 07 Jan British Airways
20 Dec - 06 Jan British Airways

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

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.

Book a cheap hotel in Barcelona

Cheap car rent in Barcelona

Feel free to contact us with any feedback or request another flight research.