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Flights between Rome (FCO) and Chicago (ORD)

Leonardo da Vinci–Fiumicino Airport, Italy ↔ Chicago O'Hare International Airport, United States

A direct route between Rome and Chicago appears in the OpenFlights route network.

This reflects historical scheduled service and may be out of date — it is not a live timetable.

Airlines that have operated this route include:

American Airlines (AA)Finnair (AY)ITA Airways (AZ)Delta Air Lines (DL)US
Distance
7,742 km
4,811 miles
Est. flight time
10h 11m
great-circle estimate
Time difference
~7h
varies with DST
View this route on the live map →Search fares on Skyscanner ↗

Climate

Typical monthly temperatures in Italy

Jan
11°
16/6
70mm
Feb
13°
18/8
60mm
Mar
16°
21/11
70mm
Apr
19°
24/14
80mm
May
24°
29/19
60mm
Jun
28°
33/23
40mm
Jul
31°
36/26
25mm
Aug
31°
36/26
40mm
Sep
26°
31/21
70mm
Oct
21°
26/16
90mm
Nov
16°
21/11
105mm
Dec
12°
17/7
80mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Typical monthly temperatures in United States

Jan
4°
9/-1
70mm
Feb
6°
11/1
60mm
Mar
11°
16/6
75mm
Apr
17°
22/12
80mm
May
23°
28/18
95mm
Jun
28°
33/23
100mm
Jul
30°
35/25
95mm
Aug
29°
34/24
90mm
Sep
25°
30/20
80mm
Oct
18°
23/13
70mm
Nov
11°
16/6
70mm
Dec
5°
10/0
75mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Travel advisories

Italy: Normal precautions (UK FCDO) ↗United States: Normal precautions (UK FCDO) ↗

Common questions

How far is Rome from Chicago?

Rome (FCO) and Chicago (ORD) are around 7,742 km (4,811 miles) apart — an estimated 10h 11m by air. Distances and flight times are great-circle estimates.

Which airlines have operated the FCO–ORD route?

Airlines recorded operating this route in the OpenFlights network include American Airlines, Finnair, ITA Airways, Delta Air Lines, US. This reflects historical scheduled service and may be out of date.

What is the time difference between Rome and Chicago?

Time difference ~ 7 hours (varies with daylight-saving).

When is it warmest in United States?

Across United States, the warmest month on average is July, with mean temperatures around 30°C. These are country-level monthly climate normals, not airport-specific.

Are there travel advisories for Italy and United States?

The UK FCDO currently rates Italy as Normal precautions; The UK FCDO rates United States as Normal precautions. Check the official sources before you travel.

Distances and flight times are great-circle estimates, not booked block times.