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

Return flights

08 Dec - 18 Dec	Air Canada
27 Dec - 31 Dec	Scandinavian Airlines
08 Dec - 15 Dec	United
03 Dec - 10 Dec	United
03 Dec - 10 Dec	Air France	direct
29 Dec - 05 Jan	Brussels Airlines
30 Dec - 08 Jan	Virgin Atlantic
27 Dec - 05 Jan	Air Canada
13 Dec - 30 Dec	Air Canada
08 Dec - 18 Dec	Lufthansa	direct
24 Dec - 01 Jan	Air Canada
22 Dec - 31 Dec	SWISS
22 Dec - 01 Jan	Lufthansa
26 Dec - 10 Jan	Lufthansa
21 Dec - 31 Dec	Scandinavian Airlines
27 Dec - 03 Jan	British Airways
18 Dec - 25 Dec	United
20 Dec - 03 Jan	Air Canada
28 Dec - 04 Jan	United
27 Dec - 05 Jan	Lufthansa	direct

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

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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Cheapest return flights from San Francisco to Paris in December from $637

Return flights