How does KAYAK find such low prices on flights from Illinois to Rome?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Rome.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Rome?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Rome from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Rome?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Rome with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Rome?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Rome from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$301 CHEAP FLIGHTS from Illinois to Rome

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Flight Deals

Cheap Flights from Illinois to Rome

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Rome

Mon, Nov 9 - Wed, Nov 18

3:55 pm - 10:35 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

11h 40m1 stop Dublin

11:15 am - 6:20 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

14h 05m1 stop Dublin

$544Aer Lingus

Tue, Nov 10 - Thu, Nov 19

4:05 pm - 10:55 amSTL Lambert-St Louis-FCO Rome Fiumicino

11h 50m1 stop Toronto Pearson Intl

11:15 am - 3:26 pmFCO Rome Fiumicino-STL Lambert-St Louis

35h 11m1 stop Toronto Pearson Intl

$575Multiple Airlines

Mon, Nov 9 - Wed, Nov 18

10:53 am - 7:45 amSTL Lambert-St Louis-FCO Rome Fiumicino

13h 52m1 stop Chicago O'Hare Intl

1:15 pm - 3:43 pmFCO Rome Fiumicino-STL Lambert-St Louis

33h 28m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$576United Airlines

Sun, Nov 8 - Wed, Nov 18

5:00 am - 7:45 amSTL Lambert-St Louis-FCO Rome Fiumicino

19h 45m1 stop Chicago O'Hare Intl

1:15 pm - 9:52 pmFCO Rome Fiumicino-STL Lambert-St Louis

39h 37m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$576United Airlines

Mon, Nov 9 - Fri, Nov 20

5:29 pm - 4:55 pmSTL Lambert-St Louis-FCO Rome Fiumicino

16h 26m2 stops Chicago O'Hare Intl London Heathrow

11:00 am - 8:33 pmFCO Rome Fiumicino-STL Lambert-St Louis

16h 33m1 stop Philadelphia

$576British Airways

Mon, Nov 9 - Wed, Nov 18

1:05 pm - 8:15 amMDW Chicago Midway-FCO Rome Fiumicino

12h 10m1 stop Atlanta Hartsfield-Jackson

10:00 am - 6:04 pmFCO Rome Fiumicino-MDW Chicago Midway

15h 04m1 stop Detroit Metropolitan Wayne County

$577KLM

Mon, Nov 9 - Wed, Nov 18

3:40 pm - 7:45 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

9h 05mnonstop

9:45 am - 1:10 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

10h 25mnonstop

$582Multiple Airlines

Tue, Nov 10 - Thu, Nov 19

5:29 pm - 4:55 pmSTL Lambert-St Louis-FCO Rome Fiumicino

16h 26m2 stops Chicago O'Hare Intl London Heathrow

11:00 am - 8:33 pmFCO Rome Fiumicino-STL Lambert-St Louis

16h 33m1 stop Philadelphia

$594British Airways

Sat, Feb 27 - Sun, Mar 7

9:00 pm - 7:55 pmORD Chicago O'Hare Intl-FCO Rome Fiumicino

15h 55m1 stop Dublin

11:15 am - 6:20 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

14h 05m1 stop Dublin

$672Aer Lingus

Thu, Oct 29 - Thu, Nov 5

1:50 pm - 11:20 amEVV Evansville Dress Regional-FCO Rome Fiumicino

15h 30m1 stop Atlanta Hartsfield-Jackson

10:25 am - 10:07 pmFCO Rome Fiumicino-EVV Evansville Dress Regional

18h 42m1 stop Atlanta Hartsfield-Jackson

$688KLM

Recent last minute flight deals from Illinois to Rome

Sun, Sep 20 - Tue, Sep 29

3:45 pm - 3:50 pmORD Chicago O'Hare Intl-FCO Rome Fiumicino

17h 05m2 stops Toronto Pearson Intl Barcelona-El Prat

10:45 pm - 12:35 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

20h 50m2 stops Barcelona-El Prat Zurich

$678Multiple Airlines

Sun, Sep 20 - Wed, Sep 30

5:30 pm - 7:55 amSTL Lambert-St Louis-FCO Rome Fiumicino

31h 25m1 stop Chicago O'Hare Intl

11:30 am - 3:43 pmFCO Rome Fiumicino-STL Lambert-St Louis

35h 13m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$681United Airlines

Sat, Sep 19 - Wed, Sep 30

6:53 pm - 9:15 amSTL Lambert-St Louis-FCO Rome Fiumicino

31h 22m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

11:30 am - 3:43 pmFCO Rome Fiumicino-STL Lambert-St Louis

35h 13m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$684Air Canada

Sun, Sep 20 - Thu, Oct 1

2:30 pm - 10:50 amSTL Lambert-St Louis-FCO Rome Fiumicino

13h 20m1 stop Atlanta Hartsfield-Jackson

2:45 pm - 11:42 pmFCO Rome Fiumicino-STL Lambert-St Louis

15h 57m1 stop Atlanta Hartsfield-Jackson

$695KLM

Sun, Sep 20 - Wed, Sep 30

10:05 am - 10:50 amSTL Lambert-St Louis-FCO Rome Fiumicino

17h 45m1 stop Atlanta Hartsfield-Jackson

9:00 am - 5:10 pmFCO Rome Fiumicino-STL Lambert-St Louis

15h 10m1 stop Detroit Metropolitan Wayne County

$695Delta

Sun, Sep 20 - Tue, Sep 29

10:05 am - 7:35 amSTL Lambert-St Louis-FCO Rome Fiumicino

14h 30m1 stop Atlanta Hartsfield-Jackson

2:45 pm - 11:16 pmFCO Rome Fiumicino-STL Lambert-St Louis

15h 31m1 stop Minneapolis St Paul

$695Delta

Sun, Sep 20 - Wed, Sep 30

12:00 pm - 10:50 amSTL Lambert-St Louis-FCO Rome Fiumicino

15h 50m1 stop Atlanta Hartsfield-Jackson

2:45 pm - 11:16 pmFCO Rome Fiumicino-STL Lambert-St Louis

15h 31m1 stop Minneapolis St Paul

$695Multiple Airlines

Sun, Sep 20 - Fri, Oct 2

5:10 am - 12:20 pmSTL Lambert-St Louis-FCO Rome Fiumicino

24h 10m1 stop Denver Intl

2:20 pm - 11:44 pmFCO Rome Fiumicino-STL Lambert-St Louis

16h 24m1 stop Denver Intl

$695United Airlines

Sun, Sep 20 - Wed, Sep 30

8:55 am - 2:20 pmSTL Lambert-St Louis-FCO Rome Fiumicino

22h 25m2 stops Toronto Pearson Intl Zurich

11:30 am - 3:43 pmFCO Rome Fiumicino-STL Lambert-St Louis

35h 13m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$699Air Canada

Sat, Sep 19 - Wed, Sep 30

10:29 am - 11:00 amSTL Lambert-St Louis-FCO Rome Fiumicino

17h 31m1 stop Detroit Metropolitan Wayne County

10:35 am - 8:35 pmFCO Rome Fiumicino-STL Lambert-St Louis

17h 00m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,144KLM

Recent direct flight deals from Illinois to Rome

Mon, Nov 9 - Wed, Nov 18

3:40 pm - 7:45 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

9h 05mnonstop

9:45 am - 1:10 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

10h 25mnonstop

$582Multiple Airlines

Sat, Feb 20 - Sat, Feb 27

3:40 pm - 7:45 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

9h 05mnonstop

9:45 am - 1:10 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

10h 25mnonstop

$668United Airlines

Wed, Mar 10 - Wed, Mar 17

3:40 pm - 7:45 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

9h 05mnonstop

9:45 am - 2:10 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

10h 25mnonstop

$668Multiple Airlines

Sat, Feb 20 - Sun, Feb 28

3:40 pm - 7:45 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

9h 05mnonstop

9:45 am - 1:10 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

10h 25mnonstop

$668United Airlines

Tue, Nov 3 - Fri, Nov 13

3:40 pm - 7:45 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

9h 05mnonstop

9:45 am - 1:10 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

10h 25mnonstop

$672Lufthansa

Thu, Oct 22 - Sun, Nov 8

3:50 pm - 7:55 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

9h 05mnonstop

9:45 am - 1:10 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

10h 25mnonstop

$673Lufthansa

Wed, Oct 14 - Fri, Oct 23

3:00 pm - 7:25 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

9h 25mnonstop

9:20 am - 1:10 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

10h 50mnonstop

$719ITA Airways

Wed, Oct 14 - Fri, Oct 23

3:00 pm - 7:25 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

9h 25mnonstop

9:20 am - 1:10 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

10h 50mnonstop

$753ITA Airways

Tue, Sep 29 - Wed, Oct 7

4:55 pm - 9:10 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

9h 15mnonstop

10:00 am - 1:40 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

10h 40mnonstop

$761Iberia

Sat, Sep 26 - Wed, Oct 7

4:55 pm - 9:10 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

9h 15mnonstop

10:00 am - 1:40 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

10h 40mnonstop

$821Iberia

Useful Info

Low season	January
High season	June
Cheapest flight	$301

Best time to beat the crowds with an average 25% drop in price.

Most popular time to fly with an average 21% increase in price.

Flight from Chicago O'Hare Airport to Rome Fiumicino Airport

How does KAYAK find such low prices on flights from Illinois to Rome?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Rome.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Rome?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Rome from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Rome?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Rome with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Rome?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Rome from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Fiumicino

Orvieto

Montepulciano

Gaeta

Cortona

Pienza

Sperlonga

Cassino

Ciampino

Tivoli

Ascoli Piceno

Terracina

Frascati

Porto Ercole

Grosseto

Chianciano Terme

Saturnia

Sabaudia

Ladispoli

Anzio

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$301 Find Cheap Flights from Illinois to Rome - Compare and Save

Cheap Flights from Illinois to Rome

Recent round-trip flight deals from Illinois to Rome

Recent one-way flight deals from Illinois to Rome

Recent last minute flight deals from Illinois to Rome

Recent direct flight deals from Illinois to Rome

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High season

Cheapest flight

FAQs for booking flights from Illinois to Rome

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Complete your trip to Rome with a hotel stay or car rental

Cabin class types available on flights to Illinois

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