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

Return flights

02 Dec - 09 Dec	Icelandair
04 Dec - 11 Dec	Icelandair
01 Dec - 05 Dec	Icelandair
09 Dec - 16 Dec	Brussels Airlines
31 Dec - 14 Jan	United
11 Dec - 16 Dec	United
31 Dec - 24 Jan	British Airways
11 Dec - 14 Dec	United
30 Dec - 13 Jan	British Airways
09 Dec - 23 Dec	United
06 Dec - 13 Dec	KLM
08 Dec - 15 Dec	KLM
24 Dec - 17 Jan	Icelandair
11 Dec - 19 Dec	KLM
28 Dec - 11 Jan	Icelandair
15 Dec - 10 Jan	Icelandair
16 Dec - 10 Jan	Icelandair
22 Dec - 17 Jan	Virgin Atlantic
26 Dec - 08 Jan	Frontier Airlines
17 Dec - 10 Jan	KLM

Also check the deals for one-way flights from Denver 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 Denver to Paris in December from 396€

Return flights