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Cheap flights from Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport 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
Multiple Airlines Logo
7:25 pm - 11:00 pm
ORD
-
CAG
20h 35m
3 stops
Multiple Airlines Logo
7:45 am - 9:25 pm
CAG
-
ORD
20h 40m
2 stops
$917Multiple Airlines
Mon, Aug 31 - Sat, Sep 12
Multiple Airlines Logo
7:15 pm - 10:50 pm
ORD
-
CAG
20h 35m
2 stops
Multiple Airlines Logo
11:20 am - 4:10 pm
CAG
-
ORD
35h 50m
2 stops
$927Multiple Airlines
Fri, Sep 18 - Sat, Sep 26
Multiple Airlines Logo
7:25 pm - 11:50 pm
ORD
-
CAG
21h 25m
2 stops
Multiple Airlines Logo
7:45 am - 9:25 pm
CAG
-
ORD
20h 40m
2 stops
$937Multiple Airlines
Mon, Aug 31 - Sat, Sep 12
Multiple Airlines Logo
3:00 pm - 2:40 pm
ORD
-
CAG
16h 40m
1 stop
Multiple Airlines Logo
6:00 am - 1:10 pm
CAG
-
ORD
14h 10m
1 stop
$948Multiple Airlines
Wed, Jul 22 - Wed, Jul 29

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Delta flights from Chicago O'Hare Intl Airport to Cagliari

Our best Delta deals on Chicago O'Hare Intl Airport to Cagliari flight tickets
Delta
Aug 12
ORD4:50 pmChicago O'Hare Intl
16h 35m
1 stop
CAG4:25 pmCagliari Elmas
Aug 20
CAG5:05 pmCagliari Elmas
28h 10m
1 stop
ORD2:15 pmChicago O'Hare Intl
$802
Delta
Aug 31
ORD5:20 pmChicago O'Hare Intl
16h 05m
2 stops
CAG4:25 pmCagliari Elmas
Sep 12
CAG5:05 pmCagliari Elmas
28h 10m
1 stop
ORD2:15 pmChicago O'Hare Intl
$1,069
Delta
Jul 19
ORD10:28 amChicago O'Hare Intl
22h 57m
2 stops
CAG4:25 pmCagliari Elmas
Jul 27
CAG5:05 pmCagliari Elmas
28h 10m
1 stop
ORD2:15 pmChicago O'Hare Intl
$1,137

Lufthansa flights from Chicago O'Hare Intl Airport to Cagliari

Our best Lufthansa deals on Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport 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

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

Mon 8/31

7:25 pm-11:00 pm

3 stops20h 35m

Cagliari Elmas

Sat 9/12

7:45 am-9:25 pm

2 stops20h 40m

$917

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Fri 9/18

7:15 pm-10:50 pm

2 stops20h 35m

Cagliari Elmas

Sat 9/26

11:20 am-4:10 pm

2 stops35h 50m

$927

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Mon 8/31

7:25 pm-11:50 pm

2 stops21h 25m

Cagliari Elmas

Sat 9/12

7:45 am-9:25 pm

2 stops20h 40m

$937
Quickest round-trip

ChicagoCagliari

ORD - CAG

ORDCAG

Chicago O'Hare Intl

Wed 7/22

3:00 pm-2:40 pm

1 stop16h 40m

Cagliari Elmas

Wed 7/29

6:00 am-1:10 pm

1 stop14h 10m

$948

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Chicago O'Hare Intl Airport to Cagliari

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Cagliari according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Cagliari (ORD to CAG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Cagliari

Fastest flight time

13h 05m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Cagliari takes 13h 05m
There are no direct flights from Chicago O'Hare Intl Airport to Cagliari. There are no popular flight routes from Chicago O'Hare Intl Airport to Cagliari.
Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Cagliari

  • How far is Chicago O'Hare Intl to Cagliari Elmas by plane?

    Chicago O'Hare Intl and Cagliari Elmas are 4788.9 mi apart from one another. By plane, this route typically takes 13h 05m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Cagliari Elmas Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Cagliari Elmas Airport are updated daily.

  • How old do you have to be to fly from Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport to Cagliari

  • How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Cagliari?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Chicago O'Hare Intl Airport from Cagliari. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Chicago O'Hare Intl Airport to Cagliari 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 compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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 Chicago to Cagliari?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Cagliari. momondo saves you time and could save you money on your trip.

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

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

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

momondo provides multiple filters to help you find the best flight to Cagliari from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Chicago 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 Chicago and alert you when they change.

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