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Cheap flights from Chicago O'Hare Intl Airport to Rome from $242

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Rome departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Chicago O'Hare Intl Airport to Rome

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:25 pm - 9:30 pm
ORD
-
CIA
19h 05m
2 stops
Multiple Airlines Logo
7:40 am - 5:50 pm
CIA
-
ORD
41h 10m
3 stops
$562Multiple Airlines
Mon, Apr 13 - Sun, Apr 26
Multiple Airlines Logo
7:25 pm - 9:30 pm
ORD
-
CIA
19h 05m
2 stops
Multiple Airlines Logo
7:40 am - 5:50 pm
CIA
-
ORD
41h 10m
3 stops
$583Multiple Airlines
Mon, Apr 13 - Sun, Apr 26
Multiple Airlines Logo
7:25 pm - 9:30 pm
ORD
-
CIA
19h 05m
2 stops
Multiple Airlines Logo
6:15 am - 5:50 pm
CIA
-
ORD
42h 35m
3 stops
$609Multiple Airlines
Mon, Apr 20 - Tue, Apr 28
Multiple Airlines Logo
9:40 pm - 7:50 pm
ORD
-
CIA
15h 10m
2 stops
Multiple Airlines Logo
8:35 pm - 8:05 pm
CIA
-
ORD
30h 30m
3 stops
$619Multiple Airlines
Wed, Apr 8 - Wed, Apr 15
Multiple Airlines Logo
7:25 pm - 9:30 pm
ORD
-
CIA
19h 05m
2 stops
Multiple Airlines Logo
9:45 pm - 6:15 pm
CIA
-
ORD
27h 30m
3 stops
$622Multiple Airlines
Mon, Apr 13 - Wed, Apr 22
Multiple Airlines Logo
3:45 pm - 7:50 pm
ORD
-
CIA
21h 05m
3 stops
Multiple Airlines Logo
8:35 pm - 2:55 pm
CIA
-
ORD
25h 20m
3 stops
$628Multiple Airlines
Wed, Apr 8 - Wed, Apr 15
Multiple Airlines Logo
7:25 pm - 8:30 pm
ORD
-
CIA
18h 05m
3 stops
Multiple Airlines Logo
7:40 am - 5:50 pm
CIA
-
ORD
41h 10m
3 stops
$629Multiple Airlines
Mon, Apr 13 - Sun, Apr 26
Multiple Airlines Logo
5:20 pm - 9:40 pm
ORD
-
CIA
22h 20m
2 stops
Multiple Airlines Logo
7:10 pm - 7:55 pm
CIA
-
ORD
31h 45m
2 stops
$638Multiple Airlines
Mon, Mar 23 - Mon, Mar 30
Multiple Airlines Logo
7:25 pm - 9:20 pm
ORD
-
CIA
18h 55m
3 stops
Multiple Airlines Logo
9:40 pm - 6:15 pm
CIA
-
ORD
27h 35m
3 stops
$646Multiple Airlines
Tue, Apr 14 - Tue, Apr 28
Multiple Airlines Logo
7:25 pm - 9:20 pm
ORD
-
CIA
18h 55m
3 stops
Multiple Airlines Logo
6:15 am - 6:15 pm
CIA
-
ORD
19h 00m
3 stops
$651Multiple Airlines
Tue, Apr 14 - Tue, Apr 21

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Rome Ciampino Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 21, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Rome Ciampino Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Mon 4/13

7:25 pm-9:30 pm

2 stops19h 05m

Rome Ciampino

Sun 4/26

7:40 am-5:50 pm

3 stops41h 10m

$562

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Mon 4/13

7:25 pm-9:30 pm

2 stops19h 05m

Rome Ciampino

Sun 4/26

7:40 am-5:50 pm

3 stops41h 10m

$583

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Mon 4/20

7:25 pm-9:30 pm

2 stops19h 05m

Rome Ciampino

Tue 4/28

6:15 am-5:50 pm

3 stops42h 35m

$609

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Wed 4/8

9:40 pm-7:50 pm

2 stops15h 10m

Rome Ciampino

Wed 4/15

8:35 pm-8:05 pm

3 stops30h 30m

$619

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Mon 4/13

7:25 pm-9:30 pm

2 stops19h 05m

Rome Ciampino

Wed 4/22

9:45 pm-6:15 pm

3 stops27h 30m

$622

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Wed 4/8

3:45 pm-7:50 pm

3 stops21h 05m

Rome Ciampino

Wed 4/15

8:35 pm-2:55 pm

3 stops25h 20m

$628

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Mon 4/13

7:25 pm-8:30 pm

3 stops18h 05m

Rome Ciampino

Sun 4/26

7:40 am-5:50 pm

3 stops41h 10m

$629

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Mon 3/23

5:20 pm-9:40 pm

2 stops22h 20m

Rome Ciampino

Mon 3/30

7:10 pm-7:55 pm

2 stops31h 45m

$638

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Tue 4/14

7:25 pm-9:20 pm

3 stops18h 55m

Rome Ciampino

Tue 4/28

9:40 pm-6:15 pm

3 stops27h 35m

$646

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Tue 4/14

7:25 pm-9:20 pm

3 stops18h 55m

Rome Ciampino

Tue 4/21

6:15 am-6:15 pm

3 stops19h 00m

$651

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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When to book flights from Chicago O'Hare Intl Airport to Rome Ciampino Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Rome Ciampino Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Rome Ciampino Airport (ORD to CIA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Rome Ciampino Airport

Fastest flight time

16h 35m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Rome Ciampino Airport takes 16h 35m
There are no direct flights from Chicago O'Hare Intl Airport to Rome Ciampino Airport. There are no popular flight routes from Chicago O'Hare Intl Airport to Rome Ciampino Airport.
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  • How far is Chicago O'Hare Intl to Rome Ciampino by plane?

    The straight-line distance from Chicago O'Hare Intl to Rome Ciampino is 4821.3 mi. In terms of flight time, this usually takes a little over 16h 35m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Rome Ciampino Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Rome Ciampino Airport are updated daily.

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Rome Ciampino Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Rome Ciampino Airport.

  • What documentation or ID do you need to fly to Rome Ciampino Airport?

    The required travel and health documents for your Rome Ciampino Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rome Ciampino Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Rome Ciampino Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Chicago O'Hare Intl Airport from Rome Ciampino Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Chicago O'Hare Intl Airport to Rome Ciampino Airport with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Rome?

Book flights to Rome if you plan to visit one of these locations
Fiumicino
Civitavecchia
Cassino
Pienza
Ponza
Montepulciano
Gaeta
Tivoli
Orvieto
Sperlonga
Chianciano Terme
Terracina
Saturnia
Santa Marinella
Ciampino
Cortona
Sabaudia
Grosseto
Ascoli Piceno
Orbetello

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Rome?

It is quick and easy to find Chicago to Rome flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Rome that suits you.

Can I find flights from Chicago to Rome with flexible booking policies on momondo?

Flights from Chicago to Rome with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Chicago to Rome?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Rome from Chicago.

I’m not ready to book a flight from Chicago to Rome right now. Can momondo alert me if prices change?

Price alerts on flights to Rome from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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