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Cheap flights from Illinois to Cagliari from $777

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Cagliari departing on 8/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Illinois to Cagliari

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:05 am - 6:10 pm
ORD
-
CAG
24h 05m
2 stops
Multiple Airlines Logo
8:25 am - 4:57 pm
CAG
-
ORD
39h 32m
2 stops
$777Multiple Airlines
Wed, Aug 12 - Thu, Aug 20
Multiple Airlines Logo
3:40 pm - 5:45 pm
ORD
-
CAG
19h 05m
2 stops
Multiple Airlines Logo
4:05 pm - 12:35 pm
CAG
-
ORD
27h 30m
1 stop
$796Multiple Airlines
Mon, Aug 3 - Wed, Aug 19
Multiple Airlines Logo
3:35 pm - 5:45 pm
ORD
-
CAG
19h 10m
1 stop
Multiple Airlines Logo
8:25 am - 3:51 pm
CAG
-
ORD
38h 26m
2 stops
$810Multiple Airlines
Wed, Aug 12 - Thu, Aug 20
Multiple Airlines Logo
3:40 pm - 5:45 pm
ORD
-
CAG
19h 05m
2 stops
Multiple Airlines Logo
6:35 pm - 12:55 pm
CAG
-
ORD
25h 20m
2 stops
$823Multiple Airlines
Mon, Aug 3 - Wed, Aug 19
Lufthansa Logo
9:40 pm - 5:45 pm
ORD
-
CAG
13h 05m
1 stop
Lufthansa Logo
6:35 pm - 12:35 pm
CAG
-
ORD
25h 00m
1 stop
$832Lufthansa
Mon, Aug 3 - Wed, Aug 19
Lufthansa Logo
3:35 pm - 5:45 pm
ORD
-
CAG
19h 10m
1 stop
Lufthansa Logo
6:55 pm - 12:55 pm
CAG
-
ORD
25h 00m
1 stop
$848Lufthansa
Wed, Aug 12 - Thu, Aug 20
Delta Logo
7:17 pm - 4:25 pm
ORD
-
CAG
14h 08m
2 stops
Delta Logo
5:05 pm - 2:30 pm
CAG
-
ORD
28h 25m
1 stop
$849Delta
Sun, Aug 2 - Tue, Aug 18
Delta Logo
7:17 pm - 4:25 pm
ORD
-
CAG
14h 08m
2 stops
Delta Logo
5:05 pm - 5:06 pm
CAG
-
ORD
31h 01m
2 stops
$854Delta
Sun, Aug 2 - Tue, Aug 18
Lufthansa Logo
1:29 pm - 5:45 pm
STL
-
CAG
21h 16m
2 stops
Lufthansa Logo
6:35 pm - 9:21 pm
CAG
-
STL
33h 46m
2 stops
$997Lufthansa
Mon, Oct 5 - Tue, Oct 13
Delta Logo
6:30 am - 11:45 am
STL
-
CAG
22h 15m
2 stops
Delta Logo
5:05 pm - 5:53 pm
CAG
-
STL
31h 48m
2 stops
$1,179Delta
Wed, Jul 22 - Wed, Jul 29

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Iberia flights from Illinois to Cagliari

Our best Iberia deals on Illinois to Cagliari flight tickets
Iberia
Aug 21
STL9:35 pmLambert-St Louis
37h 25m
2 stops
CAG6:00 pmCagliari Elmas
Aug 25
CAG11:50 pmCagliari Elmas
26h 40m
2 stops
STL7:30 pmLambert-St Louis
$1,809
Iberia
Aug 14
STL9:35 pmLambert-St Louis
37h 25m
2 stops
CAG6:00 pmCagliari Elmas
Aug 18
CAG7:30 pmCagliari Elmas
35h 12m
2 stops
STL11:42 pmLambert-St Louis
$1,909
Iberia
Aug 14
STL9:35 pmLambert-St Louis
37h 25m
2 stops
CAG6:00 pmCagliari Elmas
Aug 18
CAG7:30 pmCagliari Elmas
35h 04m
2 stops
STL11:34 pmLambert-St Louis
$1,910

Lufthansa flights from Illinois to Cagliari

Our best Lufthansa deals on Illinois to Cagliari flight tickets
Lufthansa
Aug 3
ORD9:40 pmChicago O'Hare Intl
13h 05m
1 stop
CAG5:45 pmCagliari Elmas
Aug 19
CAG6:35 pmCagliari Elmas
25h 00m
1 stop
ORD12:35 pmChicago O'Hare Intl
$832
Lufthansa
Aug 12
ORD3:35 pmChicago O'Hare Intl
19h 10m
1 stop
CAG5:45 pmCagliari Elmas
Aug 20
CAG6:55 pmCagliari Elmas
25h 00m
1 stop
ORD12:55 pmChicago O'Hare Intl
$848
Lufthansa
Oct 12
ORD9:40 pmChicago O'Hare Intl
13h 05m
1 stop
CAG5:45 pmCagliari Elmas
Oct 22
CAG6:55 pmCagliari Elmas
25h 00m
1 stop
ORD12:55 pmChicago O'Hare Intl
$969

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Cagliari 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 June 24, 2026.
Use the filters below to find and compare flights from Illinois to Cagliari that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Wed 8/12

11:05 am-6:10 pm

2 stops24h 05m

Cagliari Elmas

Thu 8/20

8:25 am-4:57 pm

2 stops39h 32m

$777

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Mon 8/3

3:40 pm-5:45 pm

2 stops19h 05m

Cagliari Elmas

Wed 8/19

4:05 pm-12:35 pm

1 stop27h 30m

$796

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Wed 8/12

3:35 pm-5:45 pm

1 stop19h 10m

Cagliari Elmas

Thu 8/20

8:25 am-3:51 pm

2 stops38h 26m

$810

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Mon 8/3

3:40 pm-5:45 pm

2 stops19h 05m

Cagliari Elmas

Wed 8/19

6:35 pm-12:55 pm

2 stops25h 20m

$823
Quickest round-trip

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Mon 8/3

9:40 pm-5:45 pm

1 stop13h 05m

Cagliari Elmas

Wed 8/19

6:35 pm-12:35 pm

1 stop25h 00m

$832

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Wed 8/12

3:35 pm-5:45 pm

1 stop19h 10m

Cagliari Elmas

Thu 8/20

6:55 pm-12:55 pm

1 stop25h 00m

$848

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Sun 8/2

7:17 pm-4:25 pm

2 stops14h 08m

Cagliari Elmas

Tue 8/18

5:05 pm-2:30 pm

1 stop28h 25m

$849

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Sun 8/2

7:17 pm-4:25 pm

2 stops14h 08m

Cagliari Elmas

Tue 8/18

5:05 pm-5:06 pm

2 stops31h 01m

$854

St. LouisCagliari

STL - CAG

STLCAG

Lambert-St Louis

Mon 10/5

1:29 pm-5:45 pm

2 stops21h 16m

Cagliari Elmas

Tue 10/13

6:35 pm-9:21 pm

2 stops33h 46m

$997

St. LouisCagliari

STL - CAG

STLCAG

Lambert-St Louis

Wed 7/22

6:30 am-11:45 am

2 stops22h 15m

Cagliari Elmas

Wed 7/29

5:05 pm-5:53 pm

2 stops31h 48m

$1,179

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Illinois to Cagliari flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Cagliari

Fastest flight time

13h 05m

Direct flights

None
The fastest flight from Illinois to Cagliari takes 13h 05m
There are no direct flights from Illinois to Cagliari. There are no popular flight routes from Illinois to Cagliari.
Search flight deals

Frequently asked questions about flying from Illinois to Cagliari

  • When did momondo last update prices for flights from Illinois to Cagliari Elmas Airport?

    Prices for flights from Illinois to Cagliari Elmas Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Illinois to Cagliari Elmas Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Cagliari Elmas Airport.

  • What documentation or ID do you need to fly to Cagliari Elmas Airport?

    The travel and health documents you'll need for your trip to Cagliari Elmas Airport 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 Cagliari Elmas Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Illinois to Cagliari

  • How do I get Price Alerts for flights from Illinois to Cagliari?

    Confirm your travel details to search for the latest offers for flights from Illinois to Cagliari. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Illinois to Cagliari with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Cagliari?

Book flights to Cagliari if you plan to visit one of these locations
Villasimius
Arbatax
Oristano
Pula

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Cagliari. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Illinois to Cagliari flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Cagliari.

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

If you are simply researching potential flights to Cagliari, momondo offers a useful price alert feature which will track prices for flights to Cagliari from Illinois and alert you when they change.

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