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$396+ Cheap flights from Illinois to Rome (ROM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ROM
Jun 10 — Jun 171
Wed 6/10
Wed 6/17
1 adult, Economy
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Cheap flight deals from Illinois to Rome

Cheapest flights from Illinois to Rome
Explore the most affordable flight options available from Illinois to Rome. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 11, 2026.

This oojo deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/189:38 am
STL
-
FCO
1 stop18h 07m
British Airways
Thu 11/261:00 pm
FCO
-
STL
1 stop14h 55m
British Airways
Deal found 5/6$786
This American Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/182:50 pm
STL
-
FCO
2 stops14h 35m
American Airlines
Thu 11/261:00 pm
FCO
-
STL
1 stop14h 55m
American Airlines
Deal found 5/6$788
This Iberia deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:16 am
STL
-
FCO
1 stop18h 49m
Iberia
Wed 8/191:10 pm
FCO
-
STL
1 stop17h 32m
Iberia
Deal found 5/7$791
This British Airways deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:13 pm
STL
-
FCO
2 stops16h 37m
British Airways
Tue 11/1711:00 am
FCO
-
STL
1 stop28h 58m
British Airways
Deal found 5/7$794
This Expedia deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:39 pm
STL
-
FCO
2 stops19h 56m
Scandinavian Airlines
Wed 9/27:25 pm
FCO
-
STL
2 stops35h 12m
Scandinavian Airlines
Deal found 5/7$801
This FlightHub deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:10 pm
STL
-
FCO
1 stop14h 05m
Air Canada
Wed 8/1911:30 am
FCO
-
STL
2 stops41h 30m
Air Canada
Deal found 5/11$804
This Gotogate deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/162:40 pm
STL
-
FCO
2 stops14h 05m
Multiple Airlines
Mon 8/241:20 pm
FCO
-
STL
1 stop31h 05m
Multiple Airlines
Deal found 5/6$806
This Gotogate deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/53:30 pm
STL
-
FCO
1 stop14h 00m
Multiple Airlines
Wed 8/192:20 pm
FCO
-
STL
1 stop35h 22m
Multiple Airlines
Deal found 5/10$807
This United Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:45 pm
STL
-
FCO
1 stop30h 00m
United Airlines
Wed 11/2512:15 pm
FCO
-
STL
2 stops31h 05m
United Airlines
Deal found 5/7$810
This Scandinavian Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:15 pm
ORD
-
FCO
1 stop16h 20m
Scandinavian Airlines
Sat 10/2410:15 pm
FCO
-
ORD
2 stops26h 30m
Scandinavian Airlines
Deal found 5/7$813
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/281:05 pm
MDW
-
FCO
2 stops14h 30m
Delta
Sun 11/810:00 am
FCO
-
MDW
1 stop15h 37m
Delta
Deal found 5/6$813
This oojo deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:00 am
ORD
-
FCO
2 stops28h 35m
Scandinavian Airlines
Sat 10/107:25 pm
FCO
-
ORD
1 stop27h 45m
Scandinavian Airlines
Deal found 5/6$814

Find flight deals from Illinois to Rome

Keep the following information in mind while searching for Illinois to Rome flight deals. Data was last updated May 11, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$791
(Iberia)

One-way from

$396
(Air Canada)

Popular in

June

Cheapest in

November

Average price

$871

Good round-trip deal

$889 or less

Good one-way deal

$528 or less
Provider with most accurate pricing for Chicago (CHI)-Rome (ROM) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Rome (ROM) flights.
Search Deals
From Illinois to Rome (ROM)
Search Deals
One-way flight from Illinois to Rome (ROM)
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($164 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Illinois to Rome (ROM).
Search Deals
Price to beat on a one-way flight from Illinois to Rome (ROM).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Rome 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, Cheapflights users made 2,558,603 searches. Data last updated May 11, 2026.
Use the filters below to find and compare flights from Illinois to Rome that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

Mon 7/20

3:45 pm-7:55 am

Nonstop9h 10m

Rome Fiumicino

Wed 7/29

11:30 am-8:05 pm

1 stop15h 35m

$837

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Wed 9/16

9:00 pm-8:20 pm

2 stops16h 20m

Rome Ciampino

Sat 9/26

5:05 pm-11:50 am

1 stop25h 45m

$877

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Sun 6/14

9:55 am-7:25 pm

2 stops26h 30m

Rome Ciampino

Thu 6/18

6:05 am-4:00 pm

3 stops40h 55m

$888

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Wed 9/2

9:00 pm-8:20 pm

2 stops16h 20m

Rome Ciampino

Thu 9/24

6:05 am-6:15 pm

3 stops43h 10m

$891

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Thu 9/24

7:25 pm-8:30 pm

2 stops18h 05m

Rome Ciampino

Wed 9/30

4:00 pm-11:50 am

1 stop26h 50m

$894

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Wed 9/9

10:30 pm-9:55 pm

2 stops16h 25m

Rome Ciampino

Thu 9/17

6:05 am-6:15 pm

3 stops43h 10m

$905

ChicagoRome

ORD - CIA

ORDCIA

Chicago O'Hare Intl

Thu 10/8

9:50 am-8:30 pm

2 stops27h 40m

Rome Ciampino

Mon 11/9

9:05 pm-5:20 pm

3 stops27h 15m

$921

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

Wed 5/27

8:45 am-9:15 am

1 stop17h 30m

Rome Fiumicino

Thu 6/18

10:50 am-6:15 pm

1 stop14h 25m

$927

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

Wed 6/24

11:05 am-9:15 am

1 stop15h 10m

Rome Fiumicino

Tue 7/7

8:00 am-2:00 pm

1 stop13h 00m

$927

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

Wed 6/3

8:45 am-9:15 am

1 stop17h 30m

Rome Fiumicino

Tue 6/16

6:50 am-12:55 pm

1 stop13h 05m

$928

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/9

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Illinois to Rome

Have a flexible travel schedule? Discover the best time to fly to Rome from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Rome

How far ahead should I book a flight from Illinois to Rome?

To ensure you get the cheapest price possible for a flight from Illinois to Rome, you should look to book at least 14 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Illinois to Rome?

Currently, January is the cheapest month in which you can book a flight from Illinois to Rome (average of $332). Flying from Illinois to Rome in December is currently the most expensive (average of $1,053). 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.

What is the cheapest time of day to fly from IL to ROM?

Find hourly flight availability from Illinois to Rome. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 11, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Rome as you normally would.

Weekly flight availability from Illinois to Rome

Explore weekly flight availability from Illinois to Rome. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 11, 2026.

The most flights from USIL to ROM are scheduled on a Thursday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (11 on average).

How much does it cost to fly round-trip from Illinois to Rome?

Related info for your journey

Find useful and relevant information for your journey from Illinois to Rome. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Rome?

    There are many flights that can get you from Illinois to Rome in 9h 10m. Fly via United Airlines, Delta, or American Airlines to get the fastest option. The distance from Illinois to Rome is about 4808 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Illinois to Rome one-way?

    The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $174. However, be on the lookout for offers from Icelandair and ITA Airways, as they are both options that can get you from Illinois to Rome for a low price.

  • What are the most popular routes from Illinois to Rome?

    When deciding which route to take from Illinois to Rome consider Chicago O'Hare Intl - Rome Fiumicino, Chicago Midway - Rome Fiumicino or Chicago O'Hare Intl - Rome Ciampino as they are the most popular.

  • What are the most reliable airlines from Illinois to Rome?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Illinois to Rome on time: Air Canada (83%), American Airlines (76%), Alaska Airlines (76%).

  • What are the cheapest flights from Illinois to Rome?

    The cheapest flight price from Illinois to Rome is $460. On average you can expect to pay $1,273. The most popular route, (Chicago O'Hare Intl - Rome Fiumicino), can usually be booked for $604.

  • Can I find deals for flights from Illinois to Rome that include hotel bookings?

    Yes. In addition to deals on Illinois to Rome flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Rome?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Rome.

  • Can I find deals for business class flights from Illinois to Rome?

    Yes. Cheapflights offers flight deals from Illinois to Rome by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Rome?

    Currently, January is the cheapest month in which you can book a flight from Illinois to Rome (average of $332). Flying from Illinois to Rome in December is currently the most expensive (average of $1,053). 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.

See more FAQs

Traveling to a place near Rome?

Book flights to Rome if you plan to visit one of these locations
Fiumicino
Civitavecchia
Montepulciano
Santa Marinella

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Alternative routes for Illinois to Rome

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Illinois to Rome

Discover the top 10 airlines that operate flights from Illinois to Rome. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$337Average$445FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$375Average$589FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$384Average$914FlexibilityNo cancel feeOn-time67%
IcelandairCheapest$395Average$680FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$420Average$694FlexibilityNo cancel feeOn-time77%
KLMCheapest$455Average$878FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$455Average$705FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$458Average$791FlexibilityNo cancel feeOn-time77%
DeltaCheapest$481Average$859FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$489Average$912FlexibilityNo cancel feeOn-time77%

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