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

Return flights

28 Dec - 15 Jan	Scandinavian Airlines
29 Dec - 15 Jan	Scandinavian Airlines
29 Dec - 14 Jan	Scandinavian Airlines
31 Dec - 07 Jan	Hawaiian Airlines
23 Dec - 10 Jan	Austrian Airlines
24 Dec - 09 Jan	SWISS
23 Dec - 07 Jan	Frontier Airlines
24 Dec - 07 Jan	SWISS
22 Dec - 18 Jan	Alaska Airlines
25 Dec - 07 Jan	SWISS
25 Dec - 28 Dec	Scandinavian Airlines
26 Dec - 29 Dec	Scandinavian Airlines
24 Dec - 28 Dec	Lufthansa
23 Dec - 30 Dec	jetBlue
24 Dec - 30 Dec	Condor
23 Dec - 31 Dec	Aer Lingus
26 Dec - 30 Dec	Scandinavian Airlines
20 Dec - 25 Dec	KLM
24 Dec - 31 Dec	SWISS
24 Dec - 27 Dec	Brussels Airlines

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 635€

Return flights