AirHint found the following cheapest return flights from Chicago (ORD) to Paris (ORY) in December 2025 (see full year).

Return flights

03 Dec - 11 Dec	TAP
21 Dec - 08 Jan	TAP
21 Dec - 09 Jan	TAP
21 Dec - 06 Jan	TAP
21 Dec - 07 Jan	TAP
01 Dec - 03 Dec	Iberia
26 Dec - 10 Jan	TAP
21 Dec - 01 Jan	TAP
19 Dec - 26 Dec	TAP
19 Dec - 27 Dec	TAP
21 Dec - 02 Jan	TAP
29 Dec - 04 Jan	Turkish Airlines
22 Dec - 07 Jan	Spirit Airlines
16 Dec - 03 Jan	Spirit Airlines
24 Dec - 31 Dec	TAP
25 Dec - 31 Dec	Aer Lingus
22 Dec - 28 Dec	Spirit Airlines
13 Dec - 27 Dec	Iberia
23 Dec - 30 Dec	Iberia
18 Dec - 26 Dec	Aer Lingus

Also check the deals for one-way flights from Chicago 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 Chicago to Paris in December from 333€

Return flights