Cheapest return flights from San Francisco to Frankfurt in December from 522€

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

Return flights

05 Dec - 07 Dec TAP
03 Dec - 17 Dec TAP
12 Dec - 09 Jan Scandinavian Airlines
15 Dec - 10 Jan Scandinavian Airlines
08 Dec - 22 Dec TAP
26 Dec - 17 Jan Lufthansa
06 Dec - 20 Dec Scandinavian Airlines
25 Dec - 10 Jan Condor
03 Dec - 27 Dec Frontier Airlines
26 Dec - 09 Jan Scandinavian Airlines
25 Dec - 07 Jan ITA Airways
11 Dec - 06 Jan Frontier Airlines
16 Dec - 10 Jan Hawaiian Airlines
24 Dec - 06 Jan Frontier Airlines
23 Dec - 17 Jan Frontier Airlines
15 Dec - 22 Dec TAP
02 Dec - 09 Dec Lufthansa
10 Dec - 17 Dec Lufthansa
04 Dec - 11 Dec Lufthansa
08 Dec - 15 Dec Lufthansa

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

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