Cheapest return flights from San Francisco to Lisbon in December from 385€

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

Return flights

03 Dec - 10 Dec Lufthansa
03 Dec - 15 Dec Lufthansa
01 Dec - 08 Dec Lufthansa
02 Dec - 12 Dec Delta
10 Dec - 17 Dec United
31 Dec - 24 Jan United
05 Dec - 09 Dec United
05 Dec - 10 Dec United
07 Dec - 13 Dec Air France
11 Dec - 18 Dec Air Canada
09 Dec - 15 Dec Air Canada
27 Dec - 17 Jan Lufthansa
25 Dec - 17 Jan Scandinavian Airlines
29 Dec - 09 Jan Lufthansa
31 Dec - 24 Jan TAP direct
30 Dec - 07 Jan Finnair
16 Dec - 10 Jan British Airways
26 Dec - 07 Jan Finnair
17 Dec - 17 Jan United
15 Dec - 07 Jan United

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

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