
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $586 (FlightHub) |
One-way from | $387 (Booking.com) |
Popular in | June |
Cheapest in | November |
Average price | $773 |
Good round-trip deal | $790 or less |
Good one-way deal | $556 or less |
Fly from
Fly to
Route
Depart
Return
ChicagoRome
ORD - FCO
ORDFCO
Chicago O'Hare Intl
Tue 8/18
3:50 pm-12:40 pm
1 stop13h 50m
Rome Fiumicino
Thu 8/27
6:30 am-2:15 pm
1 stop14h 45m
ChicagoRome
ORD - FCO
ORDFCO
Chicago O'Hare Intl
Wed 9/16
7:15 pm-11:25 am
2 stops33h 10m
Rome Fiumicino
Fri 9/25
9:40 am-9:36 pm
2 stops18h 56m
ChicagoRome
ORD - FCO
ORDFCO
Chicago O'Hare Intl
Sun 8/9
5:10 pm-2:25 pm
1 stop14h 15m
Rome Fiumicino
Sun 8/16
9:45 am-12:08 pm
1 stop33h 23m
ChicagoRome
ORD - FCO
ORDFCO
Chicago O'Hare Intl
Mon 7/13
2:07 pm-11:00 am
1 stop13h 53m
Rome Fiumicino
Fri 7/24
12:15 pm-9:52 pm
1 stop16h 37m
ChicagoRome
ORD - FCO
ORDFCO
Chicago O'Hare Intl
Mon 6/22
7:17 pm-4:25 pm
2 stops14h 08m
Rome Fiumicino
Wed 7/8
10:35 am-10:34 pm
2 stops18h 59m
ChicagoRome
ORD - FCO
ORDFCO
Chicago O'Hare Intl
Sat 4/18
1:11 pm-5:25 pm
2 stops21h 14m
Rome Fiumicino
Tue 4/21
10:30 am-9:57 pm
2 stops18h 27m
ChicagoRome
ORD - FCO
ORDFCO
Chicago O'Hare Intl
Mon 6/15
6:12 pm-1:15 pm
1 stop12h 03m
Rome Fiumicino
Sat 7/11
9:45 am-1:15 pm
Nonstop10h 30m
ChicagoRome
ORD - FCO
ORDFCO
Chicago O'Hare Intl
Wed 7/15
12:11 pm-7:35 am
1 stop12h 24m
Rome Fiumicino
Sat 7/25
2:20 pm-8:05 pm
1 stop12h 45m
ChicagoRome
ORD - FCO
ORDFCO
Chicago O'Hare Intl
Fri 6/5
10:15 am-7:55 am
1 stop14h 40m
Rome Fiumicino
Tue 6/16
9:00 am-6:29 pm
1 stop16h 29m
ChicagoRome
ORD - FCO
ORDFCO
Chicago O'Hare Intl
Wed 4/15
2:35 pm-12:20 pm
1 stop14h 45m
Rome Fiumicino
Sun 4/26
9:45 am-1:05 pm
Nonstop10h 20m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
The price you pay for your flight from Chicago O'Hare Intl Airport to Rome Fiumicino Airport may vary depending on when you book. For the best chance of a lower fare, look to book 35 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, December is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Rome Fiumicino Airport (average of $346). Flying from Chicago O'Hare Intl Airport to Rome Fiumicino Airport in June is currently the most expensive (average of $701). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Rome Fiumicino Airport as you normally would.
About 30% of weekly flights between Chicago and Rome have experienced delays in the past year, with the average delay time being 161 minutes.
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Over the last year, United Airlines have had the lowest number of delays on this route, with just 29% of flights being delayed.
Zurich (ZRH) – chosen by Cheapflights users on 30% of 1-stop itineraries from Chicago O'Hare Intl Airport to Rome Fiumicino Airport on Cheapflights.
Lisbon (LIS) is the most affordable 1-stop option, with an average round-trip price of $456.
Flights via Reykjavik (KEF) have the shortest average one-way travel time for 1-stop routes: 12h 10m.
Flights via Reykjavik (KEF) offer the fastest connection on this route, with an average layover time of 1h 05m.
Entertainment
Comfort
Crew
Overall
Boarding
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Reviews
Dane,Jan 2026
TYS - IAD
Entertainment
Comfort
Crew
Overall
Boarding
Food
Reviews
Dane,Jan 2026
TYS - IAD
Entertainment
Comfort
Crew
Overall
Boarding
Food
Reviews
Dane,Jan 2026
TYS - IAD
Entertainment
Comfort
Crew
Overall
Boarding
Food
Reviews
Dane,Jan 2026
TYS - IAD
Entertainment
Comfort
Crew
Overall
Boarding
Food
Reviews
Dane,Jan 2026
TYS - IAD
Entertainment
Comfort
Crew
Overall
Boarding
Food
Reviews
Dane,Jan 2026
TYS - IAD
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$337 | Average$445 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$375 | Average$589 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$384 | Average$897 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$395 | Average$686 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$414 | Average$711 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$420 | Average$514 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$455 | Average$878 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$455 | Average$716 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$458 | Average$719 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$462 | Average$794 | FlexibilityNo cancel fee | On-timeN/A |