Cheapest return flights from San Francisco to Lisbon in December from 392€

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

Return flights

02 Dec - 09 Dec British Airways
03 Dec - 10 Dec British Airways
10 Dec - 19 Dec British Airways
06 Dec - 13 Dec Scandinavian Airlines
03 Dec - 10 Dec TAP direct
27 Dec - 17 Jan Scandinavian Airlines
05 Dec - 10 Dec Scandinavian Airlines
13 Dec - 24 Dec British Airways
06 Dec - 11 Dec Scandinavian Airlines
04 Dec - 11 Dec United
15 Dec - 10 Jan Scandinavian Airlines
25 Dec - 06 Jan British Airways
07 Dec - 27 Dec British Airways
27 Dec - 17 Jan TAP direct
12 Dec - 10 Jan Scandinavian Airlines
24 Dec - 10 Jan Lufthansa
15 Dec - 10 Jan TAP direct
23 Dec - 01 Jan British Airways
20 Dec - 10 Jan Scandinavian Airlines
25 Dec - 03 Jan Scandinavian Airlines

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