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

Search flight deals from Illinois to Sardinia . While viewing offers you’ll have the option to create a Price Alert.

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

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from Illinois to Sardinia?

Prices for flights from Illinois to Sardinia refresh daily.

How many operators does momondo search for flights from Illinois to Sardinia?

As of November 2025, there is 1 operator available to choose from for flights from Illinois to Sardinia.

How old do you have to be to fly from Illinois to Sardinia?

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 Illinois to Sardinia.

What documentation or ID do you need to fly to Sardinia?

The necessary travel and health documents for your Sardinia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$661 Cheap Flights from Illinois to Sardinia in 2025/26

1 adult

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Find the cheapest flights from Illinois to Sardinia

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:31 pm - 11:00 pmORD-CAG

25h 29m3 stops

5:15 pm - 3:00 pmCAG-ORD

28h 45m2 stops

$1,015Multiple Airlines

Find Deal

Tue, Nov 18 - Thu, Nov 27

4:05 pm - 5:35 pmORD-OLB

18h 30m1 stop

12:00 pm - 6:15 pmOLB-ORD

13h 15m1 stop

$1,075Lufthansa

Find Deal

Mon, Mar 30 - Fri, Apr 3

1:27 pm - 4:35 pmSTL-OLB

20h 08m2 stops

6:25 pm - 7:48 pmOLB-STL

32h 23m2 stops

$1,089Lufthansa

Find Deal

Thu, Apr 2 - Mon, Apr 6

9:15 pm - 5:35 pmORD-OLB

37h 20m2 stops

12:00 pm - 6:15 pmOLB-ORD

13h 15m1 stop

$1,092Lufthansa

Find Deal

Mon, Mar 30 - Fri, Apr 3

9:50 pm - 11:00 pmORD-CAG

18h 10m2 stops

5:15 pm - 3:00 pmCAG-ORD

28h 45m2 stops

$1,099Multiple Airlines

Find Deal

Tue, Nov 18 - Thu, Nov 27

9:15 pm - 5:35 pmORD-OLB

37h 20m2 stops

12:00 pm - 7:55 pmOLB-ORD

14h 55m2 stops

$1,113Lufthansa

Find Deal

Mon, Mar 30 - Fri, Apr 3

1:00 pm - 4:35 pmSTL-OLB

20h 35m2 stops

5:30 pm - 9:04 pmOLB-STL

34h 34m2 stops

$1,150Lufthansa

Find Deal

Thu, Apr 2 - Mon, Apr 6

11:50 am - 12:35 pmSTL-CAG

41h 45m2 stops

1:20 pm - 8:38 pmCAG-STL

38h 18m2 stops

$1,232Iberia

Find Deal

Thu, Dec 4 - Mon, Dec 8

11:50 am - 12:35 pmSTL-CAG

41h 45m2 stops

1:20 pm - 8:38 pmCAG-STL

38h 18m2 stops

$1,268Iberia

Find Deal

Thu, Dec 4 - Mon, Dec 8

11:50 am - 12:35 pmSTL-CAG

41h 45m2 stops

1:20 pm - 8:38 pmCAG-STL

38h 18m2 stops

$1,277Iberia

Find Deal

Thu, Dec 4 - Mon, Dec 8

Iberia flights from Illinois to Sardinia

Our best Iberia deals on Illinois to Sardinia flight tickets

Iberia

Dec 4

STL11:50 amLambert-St Louis

41h 45m

2 stops

CAG12:35 pmCagliari Elmas

Dec 8

CAG1:20 pmCagliari Elmas

38h 18m

2 stops

STL8:38 pmLambert-St Louis

$1,232

Find similar

Iberia

Dec 4

STL11:50 amLambert-St Louis

41h 45m

2 stops

CAG12:35 pmCagliari Elmas

Dec 8

CAG1:20 pmCagliari Elmas

38h 18m

2 stops

STL8:38 pmLambert-St Louis

$1,268

Find similar

Iberia

Dec 4

STL11:50 amLambert-St Louis

41h 45m

2 stops

CAG12:35 pmCagliari Elmas

Dec 8

CAG1:20 pmCagliari Elmas

38h 18m

2 stops

STL8:38 pmLambert-St Louis

$1,277

Find similar

Lufthansa flights from Illinois to Sardinia

Our best Lufthansa deals on Illinois to Sardinia flight tickets

Lufthansa

Mar 30

ORD4:05 pmChicago O'Hare Intl

18h 30m

1 stop

OLB5:35 pmOlbia Costa Smeralda

Apr 3

OLB12:00 pmOlbia Costa Smeralda

13h 15m

1 stop

ORD6:15 pmChicago O'Hare Intl

$1,075

Find similar

Lufthansa

Apr 2

STL1:27 pmLambert-St Louis

20h 08m

2 stops

OLB4:35 pmOlbia Costa Smeralda

Apr 6

OLB6:25 pmOlbia Costa Smeralda

32h 23m

2 stops

STL7:48 pmLambert-St Louis

$1,089

Find similar

Lufthansa

Mar 30

ORD9:15 pmChicago O'Hare Intl

37h 20m

2 stops

OLB5:35 pmOlbia Costa Smeralda

Apr 3

OLB12:00 pmOlbia Costa Smeralda

13h 15m

1 stop

ORD6:15 pmChicago O'Hare Intl

$1,092

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Tue 11/18

2:31 pm-11:00 pm

3 stops25h 29m

Cagliari Elmas

Thu 11/27

5:15 pm-3:00 pm

2 stops28h 45m

$1,015

ChicagoOlbia

ORD - OLB

ORDOLB

Chicago O'Hare Intl

Mon 3/30

4:05 pm-5:35 pm

1 stop18h 30m

Olbia Costa Smeralda

Fri 4/3

12:00 pm-6:15 pm

1 stop13h 15m

$1,075

St. LouisOlbia

STL - OLB

STLOLB

Lambert-St Louis

Thu 4/2

1:27 pm-4:35 pm

2 stops20h 08m

Olbia Costa Smeralda

Mon 4/6

6:25 pm-7:48 pm

2 stops32h 23m

$1,089

ChicagoOlbia

ORD - OLB

ORDOLB

Chicago O'Hare Intl

Mon 3/30

9:15 pm-5:35 pm

2 stops37h 20m

Olbia Costa Smeralda

Fri 4/3

12:00 pm-6:15 pm

1 stop13h 15m

$1,092

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Tue 11/18

9:50 pm-11:00 pm

2 stops18h 10m

Cagliari Elmas

Thu 11/27

5:15 pm-3:00 pm

2 stops28h 45m

$1,099

ChicagoOlbia

ORD - OLB

ORDOLB

Chicago O'Hare Intl

Mon 3/30

9:15 pm-5:35 pm

2 stops37h 20m

Olbia Costa Smeralda

Fri 4/3

12:00 pm-7:55 pm

2 stops14h 55m

$1,113

St. LouisOlbia

STL - OLB

STLOLB

Lambert-St Louis

Thu 4/2

1:00 pm-4:35 pm

2 stops20h 35m

Olbia Costa Smeralda

Mon 4/6

5:30 pm-9:04 pm

2 stops34h 34m

$1,150

St. LouisCagliari

STL - CAG

STLCAG

Lambert-St Louis

Thu 12/4

11:50 am-12:35 pm

2 stops41h 45m

Cagliari Elmas

Mon 12/8

1:20 pm-8:38 pm

2 stops38h 18m

$1,232

St. LouisCagliari

STL - CAG

STLCAG

Lambert-St Louis

Thu 12/4

11:50 am-12:35 pm

2 stops41h 45m

Cagliari Elmas

Mon 12/8

1:20 pm-8:38 pm

2 stops38h 18m

$1,268

St. LouisCagliari

STL - CAG

STLCAG

Lambert-St Louis

Thu 12/4

11:50 am-12:35 pm

2 stops41h 45m

Cagliari Elmas

Mon 12/8

1:20 pm-8:38 pm

2 stops38h 18m

$1,277

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Illinois to Sardinia flight deals and tips

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

Direct flights	None

There are no direct flights from Illinois to Sardinia. There are no popular flight routes from Illinois to Sardinia.

Search flight deals

When did momondo last update prices for flights from Illinois to Sardinia?
Prices for flights from Illinois to Sardinia refresh daily.
How many operators does momondo search for flights from Illinois to Sardinia?
As of November 2025, there is 1 operator available to choose from for flights from Illinois to Sardinia.
How old do you have to be to fly from Illinois to Sardinia?
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 Illinois to Sardinia.
What documentation or ID do you need to fly to Sardinia?
The necessary travel and health documents for your Sardinia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Illinois to Sardinia

Compare and see reviews for airlines that fly from Illinois to Sardinia with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $827	Free Cancellation	Rating 6.8 7,550 reviews		Search Lufthansa flights

How do I get Price Alerts for flights from Illinois to Sardinia?
Search flight deals from Illinois to Sardinia. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Illinois to Sardinia with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

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 Illinois to Sardinia for you.

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

Flights from Illinois to Sardinia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sardinia from Illinois.

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

Yes momondo offers price alerts on flights to Sardinia from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.