AirHint found the following cheapest return flights from Chicago (ORD) to Paris (CDG) in May 2026 (see full year).

Return flights

03 May - 13 May	ITA Airways
12 May - 19 May	Icelandair
13 May - 21 May	Icelandair
13 May - 20 May	Icelandair
06 May - 15 May	Aer Lingus
03 May - 10 May	Icelandair
02 May - 09 May	Icelandair
07 May - 14 May	Icelandair
19 May - 24 May	Icelandair
10 May - 22 May	Icelandair
11 May - 22 Jun	Icelandair
04 May - 15 Jun	Icelandair
29 May - 06 Jun	Icelandair
27 May - 03 Jun	ITA Airways
29 May - 13 Jun	Icelandair
25 May - 04 Jun	Icelandair
26 May - 01 Jun	Icelandair
28 May - 08 Jun	Icelandair
23 May - 01 Jun	Icelandair
24 May - 05 Jun	United

Also check the deals for one-way flights from Chicago to Paris in May.

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 May from 452€

Return flights