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Cheap flights from Rome Fiumicino Airport to Illinois from $261

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rome Fiumicino Airport to Illinois departing on 5/6. 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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Find the cheapest flights from Rome Fiumicino Airport to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:05 pm - 2:41 pm
FCO
-
ORD
26h 36m1 stop
Multiple Airlines Logo
4:47 pm - 2:30 pm
ORD
-
FCO
14h 43m1 stop
$518Multiple Airlines
Tue, Apr 14 - Thu, Apr 23
TAP AIR PORTUGAL Logo
6:00 am - 3:00 pm
FCO
-
ORD
16h 00m1 stop
TAP AIR PORTUGAL Logo
7:10 pm - 12:05 am
ORD
-
FCO
21h 55m1 stop
$533TAP AIR PORTUGAL
Wed, Feb 11 - Wed, Feb 18
Icelandair Logo
11:25 am - 5:20 pm
FCO
-
ORD
12h 55m1 stop
Icelandair Logo
6:30 pm - 2:00 pm
ORD
-
FCO
12h 30m1 stop
$546Icelandair
Thu, Jan 15 - Thu, Jan 29
Icelandair Logo
11:25 am - 5:20 pm
FCO
-
ORD
12h 55m1 stop
Icelandair Logo
7:25 pm - 2:35 pm
ORD
-
FCO
12h 10m1 stop
$565Icelandair
Thu, Feb 12 - Mon, May 11
Delta Logo
6:10 am - 5:29 pm
FCO
-
MDW
18h 19m2 stops
Delta Logo
6:40 pm - 5:25 pm
MDW
-
FCO
15h 45m2 stops
$654Delta
Wed, Feb 11 - Wed, Feb 18
Delta Logo
6:00 am - 5:37 pm
FCO
-
MDW
18h 37m2 stops
Delta Logo
1:10 pm - 11:45 am
MDW
-
FCO
16h 35m2 stops
$659Delta
Fri, Feb 20 - Sun, Mar 8
American Airlines Logo
12:10 pm - 10:37 am
FCO
-
MLI
29h 27m2 stops
American Airlines Logo
3:48 pm - 7:55 pm
MLI
-
FCO
21h 07m2 stops
$738American Airlines
Fri, Apr 17 - Tue, Apr 21
American Airlines Logo
6:55 am - 5:40 pm
FCO
-
MLI
17h 45m2 stops
American Airlines Logo
4:32 pm - 10:50 pm
MLI
-
FCO
23h 18m2 stops
$747American Airlines
Fri, Apr 17 - Tue, Apr 21
United Airlines Logo
7:05 am - 1:55 pm
FCO
-
STL
13h 50m1 stop
United Airlines Logo
11:45 am - 7:35 am
STL
-
FCO
12h 50m1 stop
$847United Airlines
Wed, Jan 14 - Wed, Oct 21
United Airlines Logo
7:05 am - 1:55 pm
FCO
-
STL
13h 50m1 stop
United Airlines Logo
6:30 am - 9:15 am
STL
-
FCO
19h 45m2 stops
$850United Airlines
Wed, Jan 14 - Wed, Oct 21

Icelandair flights from Rome Fiumicino Airport to Illinois

Our best Icelandair deals on Rome Fiumicino Airport to Illinois flight tickets
Icelandair
Jan 15
FCO11:25 amRome Fiumicino
12h 55m
1 stop
ORD5:20 pmChicago O'Hare Intl
Jan 29
ORD6:30 pmChicago O'Hare Intl
12h 30m
1 stop
FCO2:00 pmRome Fiumicino
$546
Find similar
Icelandair
Feb 12
FCO11:25 amRome Fiumicino
12h 55m
1 stop
ORD5:20 pmChicago O'Hare Intl
May 11
ORD7:25 pmChicago O'Hare Intl
12h 10m
1 stop
FCO2:35 pmRome Fiumicino
$565
Find similar
Icelandair
Jan 24
FCO11:25 amRome Fiumicino
12h 55m
1 stop
ORD5:20 pmChicago O'Hare Intl
Jan 31
ORD6:30 pmChicago O'Hare Intl
12h 30m
1 stop
FCO2:00 pmRome Fiumicino
$580
Find similar

Delta flights from Rome Fiumicino Airport to Illinois

Our best Delta deals on Rome Fiumicino Airport to Illinois flight tickets
Delta
Apr 9
FCO6:30 amRome Fiumicino
14h 45m
1 stop
ORD2:15 pmChicago O'Hare Intl
Apr 12
ORD5:40 pmChicago O'Hare Intl
13h 45m
2 stops
FCO2:25 pmRome Fiumicino
$647
Find similar
Delta
Feb 11
FCO6:10 amRome Fiumicino
15h 10m
1 stop
ORD2:20 pmChicago O'Hare Intl
Feb 18
ORD5:59 pmChicago O'Hare Intl
16h 26m
2 stops
FCO5:25 pmRome Fiumicino
$648
Find similar
Delta
Apr 9
FCO6:30 amRome Fiumicino
18h 30m
2 stops
ORD6:00 pmChicago O'Hare Intl
Apr 12
ORD5:40 pmChicago O'Hare Intl
16h 50m
2 stops
FCO5:30 pmRome Fiumicino
$652
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rome Fiumicino Airport to Illinois 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 December 28, 2025.
Use the filters below to find and compare flights from Rome Fiumicino Airport to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Tue 4/14

7:05 pm-2:41 pm

1 stop26h 36m

Chicago O'Hare Intl

Thu 4/23

4:47 pm-2:30 pm

1 stop14h 43m

$518

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Wed 2/11

6:00 am-3:00 pm

1 stop16h 00m

Chicago O'Hare Intl

Wed 2/18

7:10 pm-12:05 am

1 stop21h 55m

$533

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 1/15

11:25 am-5:20 pm

1 stop12h 55m

Chicago O'Hare Intl

Thu 1/29

6:30 pm-2:00 pm

1 stop12h 30m

$546

RomeChicago

FCO - ORD

FCOORD

Rome Fiumicino

Thu 2/12

11:25 am-5:20 pm

1 stop12h 55m

Chicago O'Hare Intl

Mon 5/11

7:25 pm-2:35 pm

1 stop12h 10m

$565

RomeChicago

FCO - MDW

FCOMDW

Rome Fiumicino

Wed 2/11

6:10 am-5:29 pm

2 stops18h 19m

Chicago Midway

Wed 2/18

6:40 pm-5:25 pm

2 stops15h 45m

$654

RomeChicago

FCO - MDW

FCOMDW

Rome Fiumicino

Fri 2/20

6:00 am-5:37 pm

2 stops18h 37m

Chicago Midway

Sun 3/8

1:10 pm-11:45 am

2 stops16h 35m

$659

RomeMoline

FCO - MLI

FCOMLI

Rome Fiumicino

Fri 4/17

12:10 pm-10:37 am

2 stops29h 27m

Moline Quad-City

Tue 4/21

3:48 pm-7:55 pm

2 stops21h 07m

$738

RomeMoline

FCO - MLI

FCOMLI

Rome Fiumicino

Fri 4/17

6:55 am-5:40 pm

2 stops17h 45m

Moline Quad-City

Tue 4/21

4:32 pm-10:50 pm

2 stops23h 18m

$747

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Wed 1/14

7:05 am-1:55 pm

1 stop13h 50m

Lambert-St Louis

Wed 10/21

11:45 am-7:35 am

1 stop12h 50m

$847

RomeSt. Louis

FCO - STL

FCOSTL

Rome Fiumicino

Wed 1/14

7:05 am-1:55 pm

1 stop13h 50m

Lambert-St Louis

Wed 10/21

6:30 am-9:15 am

2 stops19h 45m

$850

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Rome Fiumicino Airport to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Rome Fiumicino Airport is in November. Flight prices, which tend to average around $588, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of November, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $608.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Rome Fiumicino Airport to Illinois is on a Thursday when prices can be found for as low as $729. Flights from Rome Fiumicino Airport to Illinois on a Tuesday will generally be more expensive and average around $875. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest Rome Fiumicino to Illinois flight route?

Fly from Rome Fiumicino to Chicago O'Hare Intl for the best Rome Fiumicino - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Rome Fiumicino Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $788 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Rome Fiumicino Airport for as low as $557 on momondo.

What cabin class options are available on Rome Fiumicino to Illinois flights?

There are 3 cabin classes available to choose from on Rome Fiumicino to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Rome Fiumicino Airport to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rome Fiumicino Airport to Illinois

Best Price Found

$542

Fastest flight time

10h 25m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Rome Fiumicino Airport in the past 72 hours is $542. The best round-trip flight deal from Rome Fiumicino Airport to Illinois found on momondo in the last 72 hours is $682.
The fastest flight from Rome Fiumicino Airport to Illinois takes 10h 25m
Direct flights go from Rome Fiumicino Airport to Illinois every day.
There are 98 airports in Illinois. From Rome Fiumicino Airport there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

  • When did momondo last update prices for flights from Rome Fiumicino Airport to Illinois?

    Prices for flights from Rome Fiumicino Airport to Illinois are refreshed on a daily basis.

  • How many operators does momondo search for flights from Rome Fiumicino Airport to Illinois?

  • How old do you have to be to fly from Rome Fiumicino Airport to Illinois?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rome Fiumicino Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Rome Fiumicino Airport to Illinois?

Best airlines flying from Rome Fiumicino Airport to Illinois

Compare and see reviews for airlines that fly from Rome Fiumicino Airport to Illinois with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $536Free CancellationRating
7.2
11,070 reviews
Search American Airlines flights
IberiaPriceFrom $550Free CancellationRating
7.0
3,059 reviews
Search Iberia flights
United AirlinesPriceFrom $585Free CancellationRating
7.4
9,114 reviews
Search United Airlines flights
British AirwaysPriceFrom $657Free CancellationRating
6.7
7,616 reviews
Search British Airways flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Rome to Illinois for you.

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

Yes. All flights to Illinois from Rome on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Illinois from Rome. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Rome to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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