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$209+ 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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ROM
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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Cheap flight deals from Illinois to Rome

Keep the following information in mind while searching for Illinois to Rome flight deals. Data was last updated January 6, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$417
(oojo)

One-way from

$209
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$591

Good round-trip deal

$817 or less

Good one-way deal

$568 or less
Provider with most accurate pricing for Chicago (CHI)-Rome (ROM) flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Rome (ROM) flights.
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From Illinois to Rome (ROM)
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One-way flight from Illinois to Rome (ROM)
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Highest demand for flights based on searches. 23% potential increase in price ($229 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Illinois to Rome (ROM).
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Price to beat on a one-way flight from Illinois to Rome (ROM).
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Find 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 January 6, 2026.

This oojo deal was found by Cheapflights users on 1/6. 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.
Mon 3/98:20 pmORD - FCO
1 stop32h 45mScandinavian Airlines
Wed 3/1811:55 amFCO - ORD
1 stop35h 50mScandinavian Airlines
Deal found 1/6$417
This Flightnetwork deal was found by Cheapflights users on 1/4. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/227:10 pmORD - FCO
1 stop32h 55mScandinavian Airlines
Tue 3/1011:55 amFCO - ORD
1 stop35h 50mScandinavian Airlines
Deal found 1/4$418
This FlightHub deal was found by Cheapflights users on 1/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:15 pmORD - FCO
2 stops32h 05mScandinavian Airlines
Tue 4/2811:55 amFCO - ORD
1 stop35h 15mScandinavian Airlines
Deal found 1/6$421
This oojo deal was found by Cheapflights users on 1/3. 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 10/288:10 pmORD - FCO
1 stop16h 35mTAP AIR PORTUGAL
Tue 11/37:35 pmFCO - ORD
1 stop26h 25mTAP AIR PORTUGAL
Deal found 1/3$422
This FlightHub deal was found by Cheapflights users on 1/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:00 pmORD - FCO
1 stop33h 20mTAP AIR PORTUGAL
Sat 4/258:00 pmFCO - ORD
1 stop27h 00mTAP AIR PORTUGAL
Deal found 1/6$424
This FlightHub deal was found by Cheapflights users on 1/5. 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.
Sat 4/187:15 pmORD - FCO
2 stops41h 05mScandinavian Airlines
Tue 4/2111:55 amFCO - ORD
1 stop35h 15mScandinavian Airlines
Deal found 1/5$425
This CrystalTravel deal was found by Cheapflights users on 1/4. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/206:30 pmORD - FCO
1 stop12h 30mIcelandair
Mon 1/2611:25 amFCO - ORD
1 stop12h 55mIcelandair
Deal found 1/4$428
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:00 pmORD - FCO
1 stop15h 45mTAP AIR PORTUGAL
Sat 4/255:55 amFCO - ORD
1 stop17h 20mTAP AIR PORTUGAL
Deal found 1/6$429
This FlightHub deal was found by Cheapflights users on 1/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:00 pmORD - FCO
1 stop18h 05mTAP AIR PORTUGAL
Thu 4/235:45 pmFCO - ORD
1 stop29h 15mTAP AIR PORTUGAL
Deal found 1/6$430
This Kiwi.com deal was found by Cheapflights users on 1/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/88:20 pmORD - FCO
1 stop32h 45mScandinavian Airlines
Wed 3/1811:55 amFCO - ORD
1 stop35h 50mScandinavian Airlines
Deal found 1/3$431
This oojo deal was found by Cheapflights users on 1/6. 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.
Sun 2/89:33 amSTL - FCO
2 stops19h 52mBritish Airways
Wed 2/181:10 pmFCO - STL
1 stop16h 54mBritish Airways
Deal found 1/6$446
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/181:25 pmPIA - FCO
2 stops16h 00mLufthansa
Wed 2/259:45 amFCO - PIA
1 stop18h 41mLufthansa
Deal found 1/6$457

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 January 6, 2026.
Use the filters below to find and compare flights from Illinois to Rome that are best for you.

Fly from

Illinois

Fly to

Rome

Route

Depart

Return

Price

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Wed 1/21

7:10 am-10:30 am

1 stop20h 20m

Rome Fiumicino

Wed 1/28

12:40 pm-11:37 pm

1 stop17h 57m

$458

MolineRome

MLI - FCO

MLIFCO

Moline Quad-City

Wed 2/18

12:36 pm-12:25 pm

2 stops16h 49m

Rome Fiumicino

Wed 2/25

1:10 pm-11:37 pm

2 stops17h 27m

$459

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Tue 2/3

6:00 am-9:45 am

2 stops20h 45m

Rome Fiumicino

Tue 2/10

12:40 pm-8:37 pm

1 stop14h 57m

$462

St. LouisRome

STL - FCO

STLFCO

Lambert-St Louis

Tue 2/3

9:59 am-9:45 am

2 stops16h 46m

Rome Fiumicino

Tue 2/10

12:40 pm-8:37 pm

1 stop14h 57m

$462

MolineRome

MLI - FCO

MLIFCO

Moline Quad-City

Wed 2/18

5:55 am-9:45 am

2 stops20h 50m

Rome Fiumicino

Wed 2/25

12:40 pm-10:24 pm

1 stop16h 44m

$462

PeoriaRome

PIA - FCO

PIAFCO

Greater Peoria

Wed 2/18

5:25 pm-7:45 am

1 stop31h 20m

Rome Fiumicino

Wed 2/25

9:45 am-4:50 pm

1 stop14h 05m

$464

SpringfieldRome

SPI - FCO

SPIFCO

Springfield Capital

Fri 2/20

5:00 am-4:55 pm

2 stops28h 55m

Rome Fiumicino

Fri 2/27

8:35 am-11:32 pm

2 stops21h 57m

$483

EvansvilleRome

EVV - FCO

EVVFCO

Evansville Dress Regional

Thu 2/19

6:57 pm-7:10 pm

2 stops17h 13m

Rome Fiumicino

Thu 2/26

7:40 am-11:46 pm

2 stops23h 06m

$499

MolineRome

MLI - FCO

MLIFCO

Moline Quad-City

Fri 2/20

1:30 pm-12:25 pm

2 stops15h 55m

Rome Fiumicino

Fri 2/27

8:35 am-11:37 pm

2 stops22h 02m

$500

ChicagoRome

ORD - FCO

ORDFCO

Chicago O'Hare Intl

Mon 2/2

10:29 am-8:55 am

2 stops15h 26m

Rome Fiumicino

Fri 2/13

6:10 am-2:20 pm

1 stop15h 10m

$503

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/3

Showing 1-10 of 60 results
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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

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

Currently, December is the cheapest month in which you can book a flight from Illinois to Rome (average of $347). Flying from Illinois to Rome in June is currently the most expensive (average of $702). 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.

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 16h 49m. Fly via KLM, American Airlines, or Delta to get the fastest option. The distance from Illinois to Rome is about 4935 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 Lambert-St Louis - Rome Fiumicino 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: SWISS (50%), Austrian Airlines (46%), Brussels Airlines (46%).

  • What are the cheapest flights from Illinois to Rome?

    The cheapest flight price from Illinois to Rome is $432. On average you can expect to pay $1,665. The most popular route, (Chicago O'Hare Intl - Rome Fiumicino), can usually be booked for $402.

  • 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, December is the cheapest month in which you can book a flight from Illinois to Rome (average of $347). Flying from Illinois to Rome in June is currently the most expensive (average of $702). 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
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 January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$230Average$894FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$337Average$477FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$390Average$715FlexibilityNo cancel feeOn-time67%
IcelandairCheapest$392Average$541FlexibilityNo cancel feeOn-time76%
SWISSCheapest$414Average$711FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$420Average$507FlexibilityNo cancel feeOn-time77%
KLMCheapest$455Average$770FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$457Average$742FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$458Average$764FlexibilityNo cancel feeOn-time77%
DeltaCheapest$481Average$752FlexibilityNo cancel feeOn-timeN/A

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