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

Return flights

03 Dec - 10 Dec	KLM
27 Dec - 17 Jan	Air Canada
26 Dec - 08 Jan	Air Canada
08 Dec - 15 Dec	Air France
24 Dec - 30 Dec	Lufthansa
11 Dec - 05 Jan	Air Canada
15 Dec - 30 Dec	British Airways
23 Dec - 30 Dec	Lufthansa
23 Dec - 29 Dec	Lufthansa
26 Dec - 02 Jan	Lufthansa
30 Dec - 04 Jan	Iberia
21 Dec - 31 Dec	American Airlines
16 Dec - 03 Jan	Iberia
18 Dec - 10 Jan	British Airways
13 Dec - 20 Dec	KLM
18 Dec - 25 Dec	Air France
19 Dec - 26 Dec	Lufthansa
28 Dec - 04 Jan	Air France
18 Dec - 04 Jan	British Airways
19 Dec - 03 Jan	WestJet

Also check the deals for one-way flights from San Diego 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 Diego to Paris in December from $641

Return flights