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

Return flights

19 Mar - 24 Mar	Icelandair
10 Mar - 24 Mar	Icelandair
02 Mar - 28 Mar	Icelandair
07 Mar - 14 Mar	Icelandair
18 Mar - 30 Mar	Icelandair
02 Mar - 09 Mar	Icelandair
22 Mar - 29 Mar	Icelandair
16 Mar - 23 Mar	Air Canada
16 Mar - 24 Mar	Air Canada
25 Mar - 03 Apr	Icelandair
11 Mar - 22 Mar	Scandinavian Airlines
25 Mar - 04 Apr	SWISS
13 Mar - 04 Apr	Scandinavian Airlines
12 Mar - 04 Apr	Scandinavian Airlines
27 Mar - 05 Apr	Air Canada
27 Mar - 04 Apr	Air Canada
26 Mar - 05 Apr	Air Canada

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

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 March from $429

Return flights