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

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 Fiumicino Airport.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Rome Fiumicino Airport 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 Fiumicino Airport?

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 Fiumicino Airport 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 Fiumicino Airport?

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 Fiumicino Airport from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$316 CHEAP FLIGHTS from Illinois to Rome Fiumicino (FCO)

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Cheap Flights from Illinois to Fiumicino

Cheap flights from Illinois to Fiumicino with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Round-trip

One-way

Last minute

Direct

Sun, Nov 8 - Tue, Nov 24

8:10 pm - 12:15 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

21h 05m1 stop Lisbon Humberto Delgado

12:15 pm - 3:30 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

34h 15m1 stop Lisbon Humberto Delgado

$606TAP AIR PORTUGAL

Wed, Dec 2 - Thu, Dec 10

7:00 pm - 11:25 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

33h 25m1 stop Lisbon Humberto Delgado

4:40 pm - 3:30 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

29h 50m1 stop Lisbon Humberto Delgado

$607TAP AIR PORTUGAL

Fri, Apr 9 - Sat, Apr 17

7:15 pm - 8:40 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

30h 25m1 stop Kastrup Copenhagen

7:25 pm - 4:10 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

27h 45m1 stop Kastrup Copenhagen

$622Scandinavian Airlines

Sun, Feb 28 - Sun, Mar 7

7:10 pm - 11:05 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

32h 55m1 stop Kastrup Copenhagen

7:35 pm - 4:45 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

28h 10m1 stop Kastrup Copenhagen

$622Scandinavian Airlines

Wed, Nov 11 - Thu, Nov 19

7:10 pm - 7:55 pmORD Chicago O'Hare Intl-FCO Rome Fiumicino

17h 45m2 stops Kastrup Copenhagen Stockholm Arlanda

8:30 pm - 4:45 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

27h 15m2 stops Stockholm Arlanda Kastrup Copenhagen

$632Multiple Airlines

Sun, Nov 8 - Tue, Nov 24

7:10 pm - 11:15 pmORD Chicago O'Hare Intl-FCO Rome Fiumicino

21h 05m3 stops Kastrup Copenhagen Oslo Gardermoen Amsterdam Schiphol

6:15 am - 4:45 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

17h 30m2 stops Oslo Gardermoen Kastrup Copenhagen

$633Multiple Airlines

Fri, Feb 5 - Thu, Feb 11

6:30 pm - 2:00 pmORD Chicago O'Hare Intl-FCO Rome Fiumicino

12h 30m1 stop Reykjavik Keflavik Intl

11:25 am - 5:20 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

12h 55m1 stop Reykjavik Keflavik Intl

$656Icelandair

Sat, Dec 5 - Fri, Dec 11

6:30 pm - 2:00 pmORD Chicago O'Hare Intl-FCO Rome Fiumicino

12h 30m1 stop Reykjavik Keflavik Intl

11:25 am - 5:20 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

12h 55m1 stop Reykjavik Keflavik Intl

$657Icelandair

Tue, Mar 23 - Wed, Mar 31

7:50 pm - 2:00 pmORD Chicago O'Hare Intl-FCO Rome Fiumicino

12h 10m1 stop Zurich

9:35 am - 3:55 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

13h 20m1 stop Zurich

$672SWISS

Mon, Feb 1 - Tue, Feb 9

6:50 pm - 7:25 pmORD Chicago O'Hare Intl-FCO Rome Fiumicino

17h 35m1 stop Zurich

9:35 am - 4:15 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

13h 40m1 stop Zurich

$672SWISS

Thu, Oct 15 - Thu, Oct 22

6:00 pm - 12:25 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

23h 25m1 stop Lisbon Humberto Delgado

5:45 pm - 4:00 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

29h 15m1 stop Lisbon Humberto Delgado

$752TAP AIR PORTUGAL

Wed, Oct 14 - Tue, Oct 20

12:38 pm - 11:50 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

16h 12m1 stop New York John F Kennedy Intl

3:10 pm - 11:24 amFCO Rome Fiumicino-ORD Chicago O'Hare Intl

27h 14m1 stop New York John F Kennedy Intl

$759Multiple Airlines

Thu, Oct 15 - Wed, Oct 21

6:00 pm - 12:25 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

23h 25m1 stop Lisbon Humberto Delgado

8:00 pm - 12:40 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

23h 40m1 stop Lisbon Humberto Delgado

$764TAP AIR PORTUGAL

Wed, Oct 14 - Fri, Oct 23

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

9h 25mnonstop

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

19h 00m1 stop New York John F Kennedy Intl

$775Multiple Airlines

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

$790ITA Airways

Fri, Oct 16 - 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

$800ITA Airways

Wed, Oct 14 - Fri, Oct 23

3:35 pm - 10:00 amORD Chicago O'Hare Intl-FCO Rome Fiumicino

11h 25m1 stop Munich Franz Josef Strauss

6:50 am - 12:55 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

13h 05m1 stop Frankfurt am Main

$867Lufthansa

Tue, Oct 13 - Thu, Oct 22

8:10 pm - 6:30 pmORD Chicago O'Hare Intl-FCO Rome Fiumicino

15h 20m1 stop Istanbul

7:05 am - 9:40 amFCO Rome Fiumicino-ORD Chicago O'Hare Intl

33h 35m1 stop Istanbul

$875Turkish Airlines

Tue, Oct 13 - Wed, Oct 21

8:10 pm - 6:30 pmORD Chicago O'Hare Intl-FCO Rome Fiumicino

15h 20m1 stop Istanbul

10:50 am - 9:40 amFCO Rome Fiumicino-ORD Chicago O'Hare Intl

29h 50m1 stop Istanbul

$875Turkish Airlines

Wed, Oct 14 - Fri, Oct 23

4:05 pm - 12:30 pmORD Chicago O'Hare Intl-FCO Rome Fiumicino

13h 25m1 stop Frankfurt am Main

6:50 am - 12:55 pmFCO Rome Fiumicino-ORD Chicago O'Hare Intl

13h 05m1 stop Frankfurt am Main

$879Lufthansa

Sun, Feb 21 - Tue, Mar 2