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

Return flights

06 May - 13 May	Icelandair
06 May - 12 May	Icelandair
06 May - 11 May	Icelandair
06 May - 10 May	Icelandair
01 May - 08 May	Icelandair
21 May - 29 May	Icelandair
21 May - 24 May	Icelandair
19 May - 02 Jun	Icelandair
10 May - 30 May	Icelandair
11 May - 18 May	Icelandair
11 May - 06 Jun	Icelandair
21 May - 28 May	Icelandair
22 May - 05 Jun	Icelandair
28 May - 20 Jun	Icelandair
19 May - 02 Jun	Brussels Airlines	direct
11 May - 06 Jun	Air France	direct
22 May - 05 Jun	Air France	direct
28 May - 20 Jun	Air France	direct

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 $405

Return flights