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Cheap flights from Illinois to Cagliari from $382

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Cagliari departing on 8/16. 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
0 bags

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Find the cheapest flights from Illinois to Cagliari

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:15 pm - 5:45 pm
STL
-
CAG
20h 30m
2 stops
Multiple Airlines Logo
6:35 pm - 8:25 pm
CAG
-
STL
56h 50m
2 stops
$889Multiple Airlines
Tue, May 5 - Tue, May 12
Multiple Airlines Logo
10:25 pm - 4:25 pm
ORD
-
CAG
35h 00m
3 stops
Multiple Airlines Logo
8:35 am - 9:25 pm
CAG
-
ORD
19h 50m
2 stops
$890Multiple Airlines
Wed, May 6 - Wed, May 13
Multiple Airlines Logo
8:10 pm - 10:10 pm
ORD
-
CAG
19h 00m
2 stops
Multiple Airlines Logo
1:20 pm - 9:40 am
CAG
-
ORD
27h 20m
2 stops
$897Multiple Airlines
Fri, Sep 18 - Sun, Sep 27
Multiple Airlines Logo
10:25 pm - 4:25 pm
ORD
-
CAG
35h 00m
3 stops
Multiple Airlines Logo
3:10 pm - 12:27 am
CAG
-
ORD
40h 17m
3 stops
$969Multiple Airlines
Wed, May 6 - Wed, May 13
Multiple Airlines Logo
2:15 pm - 6:10 pm
ORD
-
CAG
20h 55m
2 stops
Multiple Airlines Logo
8:30 pm - 8:08 pm
CAG
-
ORD
30h 38m
2 stops
$1,011Multiple Airlines
Wed, May 6 - Wed, May 13
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
$1,088Lufthansa
Wed, May 6 - Wed, May 13
Air Canada Logo
7:05 am - 6:15 pm
STL
-
CAG
28h 10m
2 stops
Air Canada Logo
9:10 am - 12:06 pm
CAG
-
STL
33h 56m
2 stops
$1,099Air Canada
Sat, May 2 - Sat, May 9
Lufthansa Logo
12:55 pm - 5:45 pm
STL
-
CAG
21h 50m
2 stops
Lufthansa Logo
6:35 pm - 9:26 pm
CAG
-
STL
33h 51m
2 stops
$1,171Lufthansa
Wed, Jul 1 - Tue, Jul 14
KLM Logo
3:42 pm - 4:25 pm
STL
-
CAG
17h 43m
2 stops
KLM Logo
5:05 pm - 4:14 pm
CAG
-
STL
30h 09m
2 stops
$1,223KLM
Wed, Jul 1 - Tue, Jul 14
KLM Logo
3:42 pm - 4:25 pm
STL
-
CAG
17h 43m
2 stops
KLM Logo
5:05 pm - 4:58 pm
CAG
-
STL
30h 53m
2 stops
$1,314KLM
Thu, Jul 2 - Sat, Jul 11

Iberia flights from Illinois to Cagliari

Our best Iberia deals on Illinois to Cagliari flight tickets
Iberia
Aug 16
STL9:40 pmLambert-St Louis
38h 10m
2 stops
CAG6:50 pmCagliari Elmas
Aug 20
CAG10:00 amCagliari Elmas
40h 30m
2 stops
STL7:30 pmLambert-St Louis
$1,514
Iberia
Apr 18
ORD7:00 pmChicago O'Hare Intl
54h 50m
2 stops
CAG8:50 amCagliari Elmas
Apr 22
CAG2:00 pmCagliari Elmas
35h 15m
2 stops
ORD6:15 pmChicago O'Hare Intl
$1,694
Iberia
Apr 18
ORD7:00 pmChicago O'Hare Intl
54h 50m
2 stops
CAG8:50 amCagliari Elmas
Apr 22
CAG2:00 pmCagliari Elmas
36h 15m
2 stops
ORD7:15 pmChicago O'Hare Intl
$1,727

Lufthansa flights from Illinois to Cagliari

Our best Lufthansa deals on Illinois to Cagliari flight tickets
Lufthansa
May 6
ORD9:40 pmChicago O'Hare Intl
13h 05m
1 stop
CAG5:45 pmCagliari Elmas
May 13
CAG6:35 pmCagliari Elmas
25h 00m
1 stop
ORD12:35 pmChicago O'Hare Intl
$1,088
Lufthansa
Jul 1
STL12:55 pmLambert-St Louis
21h 50m
2 stops
CAG5:45 pmCagliari Elmas
Jul 14
CAG6:35 pmCagliari Elmas
33h 51m
2 stops
STL9:26 pmLambert-St Louis
$1,171
Lufthansa
Jul 1
STL8:43 amLambert-St Louis
26h 02m
2 stops
CAG5:45 pmCagliari Elmas
Jul 14
CAG6:35 pmCagliari Elmas
52h 11m
2 stops
STL3:46 pmLambert-St Louis
$1,176

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 March 23, 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

St. LouisCagliari

STL - CAG

STLCAG

Lambert-St Louis

Tue 5/5

2:15 pm-5:45 pm

2 stops20h 30m

Cagliari Elmas

Tue 5/12

6:35 pm-8:25 pm

2 stops56h 50m

$889

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Wed 5/6

10:25 pm-4:25 pm

3 stops35h 00m

Cagliari Elmas

Wed 5/13

8:35 am-9:25 pm

2 stops19h 50m

$890

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Fri 9/18

8:10 pm-10:10 pm

2 stops19h 00m

Cagliari Elmas

Sun 9/27

1:20 pm-9:40 am

2 stops27h 20m

$897

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Wed 5/6

10:25 pm-4:25 pm

3 stops35h 00m

Cagliari Elmas

Wed 5/13

3:10 pm-12:27 am

3 stops40h 17m

$969

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Wed 5/6

2:15 pm-6:10 pm

2 stops20h 55m

Cagliari Elmas

Wed 5/13

8:30 pm-8:08 pm

2 stops30h 38m

$1,011
Quickest round-trip

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Wed 5/6

9:40 pm-5:45 pm

1 stop13h 05m

Cagliari Elmas

Wed 5/13

6:35 pm-12:35 pm

1 stop25h 00m

$1,088

St. LouisCagliari

STL - CAG

STLCAG

Lambert-St Louis

Sat 5/2

7:05 am-6:15 pm

2 stops28h 10m

Cagliari Elmas

Sat 5/9

9:10 am-12:06 pm

2 stops33h 56m

$1,099

St. LouisCagliari

STL - CAG

STLCAG

Lambert-St Louis

Wed 7/1

12:55 pm-5:45 pm

2 stops21h 50m

Cagliari Elmas

Tue 7/14

6:35 pm-9:26 pm

2 stops33h 51m

$1,171

St. LouisCagliari

STL - CAG

STLCAG

Lambert-St Louis

Wed 7/1

3:42 pm-4:25 pm

2 stops17h 43m

Cagliari Elmas

Tue 7/14

5:05 pm-4:14 pm

2 stops30h 09m

$1,223

St. LouisCagliari

STL - CAG

STLCAG

Lambert-St Louis

Thu 7/2

3:42 pm-4:25 pm

2 stops17h 43m

Cagliari Elmas

Sat 7/11

5:05 pm-4:58 pm

2 stops30h 53m

$1,314

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Cagliari from

How to get the cheapest flight ticket from Illinois to Cagliari

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 airline that flies from Illinois to Cagliari Elmas?

Air France is the most popular carrier operating from Illinois to Cagliari Elmas

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

16h 25m

Direct flights

None
The fastest flight from Illinois to Cagliari takes 16h 25m
There are no direct flights from Illinois to Cagliari. There are no popular flight routes from Illinois to Cagliari.
Search flight deals

  • 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.

Traveling to a place near Cagliari?

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

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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