Cheapest return ORD–FCO flights, May

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

Return flights

27 May - 03 Jun jetBlue
04 May - 03 Jun Frontier Airlines
02 May - 09 May Air Serbia
02 May - 30 May Air Serbia
04 May - 27 May Frontier Airlines
05 May - 14 May Aer Lingus
03 May - 12 May Icelandair
03 May - 19 May Icelandair
03 May - 13 May Icelandair
04 May - 13 May Frontier Airlines
01 May - 09 May Spirit Airlines
03 May - 15 May Icelandair
01 May - 10 Jun Spirit Airlines
25 May - 09 Jun Icelandair
26 May - 03 Jun Icelandair
28 May - 11 Jun Frontier Airlines
14 May - 09 Jun Spirit Airlines
25 May - 03 Jun Icelandair
28 May - 07 Jun WestJet
12 May - 09 Jun Spirit Airlines

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

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