AirHint found the following cheapest return flights from Paris (CDG) to Los Angeles (LAX) in December 2025 (see full year).

Return flights

04 Dec - 11 Dec	Aer Lingus
08 Dec - 13 Dec	Aer Lingus
10 Dec - 13 Dec	Aer Lingus
09 Dec - 13 Dec	Aer Lingus
13 Dec - 22 Dec	Aer Lingus
08 Dec - 22 Dec	Aer Lingus
11 Dec - 15 Dec	Aer Lingus
04 Dec - 07 Dec	Aer Lingus
03 Dec - 10 Dec	Aer Lingus
08 Dec - 29 Jan	Aer Lingus
29 Dec - 08 Jan	Aer Lingus
04 Dec - 12 Dec	Aer Lingus
30 Dec - 12 Jan	Finnair
18 Dec - 31 Jan	British Airways
17 Dec - 31 Jan	British Airways
09 Dec - 13 Jan	Iberia For Level
08 Dec - 07 Jan	Scandinavian Airlines
16 Dec - 07 Jan	British Airways
15 Dec - 07 Jan	British Airways
29 Dec - 07 Jan	British Airways

Also check the deals for one-way flights from Paris to Los Angeles 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 Paris to Los Angeles in December from $478

Return flights