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

Return flights

10 Dec - 17 Dec	Icelandair
08 Dec - 17 Dec	Icelandair
01 Dec - 08 Dec	Icelandair
31 Dec - 24 Jan	Icelandair
27 Dec - 17 Jan	Lufthansa
30 Dec - 24 Jan	Lufthansa
06 Dec - 19 Dec	Icelandair
07 Dec - 15 Dec	Icelandair
13 Dec - 17 Jan	Icelandair
08 Dec - 15 Dec	Icelandair
29 Dec - 24 Jan	SWISS
10 Dec - 13 Dec	Icelandair
28 Dec - 17 Jan	United
31 Dec - 24 Jan	Brussels Airlines	direct
30 Dec - 24 Jan	Brussels Airlines	direct
13 Dec - 18 Jan	Icelandair
13 Dec - 19 Dec	Icelandair
31 Dec - 10 Jan	Icelandair
02 Dec - 15 Dec	Icelandair
04 Dec - 09 Dec	Icelandair

Also check the deals for one-way flights from Washington 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 Washington to Paris in December from 413€

Return flights