Cheapest return flights from San Francisco to Barcelona in December from 322€

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

Return flights

01 Dec - 08 Dec TAP
03 Dec - 08 Dec TAP
02 Dec - 09 Dec Lufthansa
08 Dec - 14 Dec TAP
08 Dec - 15 Dec TAP
03 Dec - 17 Dec TAP
02 Dec - 11 Dec Air France
09 Dec - 23 Dec Lufthansa
02 Dec - 16 Dec SWISS
06 Dec - 13 Dec TAP
10 Dec - 14 Jan Delta
29 Dec - 10 Jan British Airways
11 Dec - 18 Jan United
28 Dec - 11 Jan Scandinavian Airlines
11 Dec - 11 Jan Scandinavian Airlines
11 Dec - 10 Jan British Airways
25 Dec - 13 Jan Lufthansa
25 Dec - 31 Jan Lufthansa
11 Dec - 09 Jan ITA Airways
25 Dec - 17 Jan Lufthansa

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

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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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