HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cagliari

$799+ Cheap flights from Chicago (CHI) to Cagliari (CAG)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CAG
Mar 26 — Apr 21
Thu 3/26
Thu 4/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Cagliari with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Chicago to Cagliari

Cheapest flights from Chicago to Cagliari
Explore the most affordable flight options available from Chicago to Cagliari. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2026.

This Vueling Global deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vueling Global is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/94:55 pm
ORD
-
CAG
2 stops32h 55m
Multiple Airlines
Thu 4/169:35 am
CAG
-
ORD
2 stops35h 50m
Multiple Airlines
Deal found 2/23$799
This Vueling Global deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vueling Global is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:55 pm
ORD
-
CAG
2 stops32h 55m
Multiple Airlines
Sat 10/39:35 am
CAG
-
ORD
2 stops35h 50m
Multiple Airlines
Deal found 2/24$800
This KLM deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/94:20 pm
ORD
-
CAG
1 stop17h 05m
KLM
Thu 4/165:05 pm
CAG
-
ORD
1 stop28h 10m
KLM
Deal found 2/23$847
This Trip.com deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:10 pm
ORD
-
CAG
2 stops19h 00m
Multiple Airlines
Sun 10/43:30 pm
CAG
-
ORD
2 stops25h 10m
Multiple Airlines
Deal found 2/24$888
This KLM deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/184:20 pm
ORD
-
CAG
1 stop17h 05m
KLM
Sat 5/25:05 pm
CAG
-
ORD
1 stop28h 10m
KLM
Deal found 2/22$897
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/184:20 pm
ORD
-
CAG
1 stop17h 05m
Delta
Sat 5/25:05 pm
CAG
-
ORD
2 stops33h 47m
Delta
Deal found 2/22$907
This Air Canada deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/182:00 pm
ORD
-
CAG
2 stops20h 45m
Multiple Airlines
Sat 5/29:10 am
CAG
-
ORD
2 stops17h 15m
Multiple Airlines
Deal found 2/22$949
This Kiwi.com deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/259:00 pm
ORD
-
CAG
1 stop13h 00m
Multiple Airlines
Wed 8/56:05 pm
CAG
-
ORD
2 stops24h 45m
Multiple Airlines
Deal found 2/24$982
This KLM deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/294:20 pm
ORD
-
CAG
1 stop17h 05m
KLM
Sun 4/55:05 pm
CAG
-
ORD
1 stop28h 25m
KLM
Deal found 2/23$998

Find flight deals from Chicago to Cagliari

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Cagliari (CAG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 24, 2026.

Most accurate provider

AranGrant
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$799
(Vueling Global)
Provider with most accurate pricing for Chicago (CHI)-Cagliari Elmas flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Cagliari Elmas flights.
Search Deals
From Chicago (CHI) to Cagliari Elmas
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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, Cheapflights users made 2,558,603 searches. Data last updated February 24, 2026.
Use the filters below to find and compare flights from Chicago to Cagliari that are best for you.

Fly from

Chicago

Fly to

Cagliari

Route

Depart

Return

Price

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Thu 4/9

5:40 pm-4:25 pm

2 stops15h 45m

Cagliari Elmas

Thu 4/16

5:05 pm-2:15 pm

1 stop28h 10m

$851

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Sat 4/18

4:20 pm-4:25 pm

1 stop17h 05m

Cagliari Elmas

Sat 5/2

5:05 pm-2:15 pm

1 stop28h 10m

$897

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Sat 4/18

4:20 pm-4:25 pm

1 stop17h 05m

Cagliari Elmas

Sat 5/2

5:05 pm-7:52 pm

2 stops33h 47m

$907

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Sun 3/29

4:20 pm-4:25 pm

1 stop17h 05m

Cagliari Elmas

Sun 4/5

5:05 pm-2:30 pm

1 stop28h 25m

$998

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Sun 3/29

4:20 pm-4:25 pm

1 stop17h 05m

Cagliari Elmas

Sat 4/4

5:05 pm-6:31 pm

2 stops32h 26m

$1,007

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Sun 7/26

5:45 pm-6:00 pm

2 stops17h 15m

Cagliari Elmas

Thu 8/6

5:05 pm-7:43 pm

2 stops33h 38m

$1,074

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Sun 7/26

5:45 pm-6:00 pm

2 stops17h 15m

Cagliari Elmas

Wed 8/5

5:05 pm-8:24 pm

2 stops34h 19m

$1,104

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Sun 6/28

9:00 pm-9:05 am

3 stops29h 05m

Cagliari Elmas

Mon 7/6

11:40 pm-6:15 pm

3 stops25h 35m

$1,141

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Wed 7/22

2:10 pm-4:25 pm

2 stops19h 15m

Cagliari Elmas

Tue 8/4

5:05 pm-2:30 pm

1 stop28h 25m

$1,151

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Sun 6/28

4:20 pm-4:25 pm

1 stop17h 05m

Cagliari Elmas

Mon 7/6

5:05 pm-2:15 pm

1 stop28h 10m

$1,252

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

Showing 1-10 of 13 results
1
2

Compare providers for flights from Chicago to Cagliari

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Cagliari in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Cagliari flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago-Cagliari flight deals on Cheapflights vs. AranGrant 90-95% of the time. Price accuracy is based on data collected from Chicago-Cagliari flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Cagliari flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Cagliari flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Cagliari

Have a flexible travel schedule? Discover the best time to fly to Cagliari from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Cagliari
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Cagliari. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cagliari from Chicago?

    If you book a flight to Cagliari from Chicago, you will be flying to Elmas, which is the city’s only airport. Cagliari Elmas (CAG) is located 4.0 mi from the center of Cagliari. There are 0 flights from Chicago to Elmas per day from 0 different airlines.

  • How long is the flight from Chicago to Cagliari?

    KLM and Delta can get you from Chicago to Cagliari in just under 15h 45m. Your travel time can differ by up to 1h 20m. Chicago and Cagliari are separated by a distance of 4785 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Chicago to Cagliari that include hotel bookings?

    Yes. In addition to deals on Chicago to Cagliari flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Cagliari?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Cagliari.

  • Can I find deals for business class flights from Chicago to Cagliari?

    Yes. Cheapflights offers flight deals from Chicago to Cagliari by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Cagliari?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chicago to Cagliari

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Cagliari flights
O'Hare Intl to Cagliari flights
St. Louis to Olbia flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.