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Route
Depart
Return
ChicagoOlbia
ORD - OLB
ORDOLB
Chicago O'Hare Intl
Sat 10/18
7:15 pm-11:20 pm
2 stops21h 05m
Olbia Costa Smeralda
Sat 10/25
9:15 am-5:55 pm
2 stops39h 40m
ChicagoOlbia
ORD - OLB
ORDOLB
Chicago O'Hare Intl
Sat 10/18
7:15 pm-11:20 pm
2 stops21h 05m
Olbia Costa Smeralda
Sat 10/25
9:15 am-5:55 pm
2 stops39h 40m
ChicagoCagliari
ORD - CAG
ORDCAG
Chicago O'Hare Intl
Tue 9/23
3:21 pm-10:55 pm
2 stops24h 34m
Cagliari Elmas
Thu 10/2
9:35 pm-1:30 pm
1 stop22h 55m
ChicagoCagliari
ORD - CAG
ORDCAG
Chicago O'Hare Intl
Tue 9/23
11:46 am-10:55 pm
2 stops28h 09m
Cagliari Elmas
Wed 10/8
11:40 pm-4:13 pm
2 stops47h 33m
ChicagoOlbia
ORD - OLB
ORDOLB
Chicago O'Hare Intl
Sat 10/18
7:05 pm-7:55 am
1 stop29h 50m
Olbia Costa Smeralda
Sat 10/25
12:10 pm-5:20 pm
1 stop36h 10m
ChicagoOlbia
ORD - OLB
ORDOLB
Chicago O'Hare Intl
Sat 10/18
7:05 pm-7:55 am
1 stop29h 50m
Olbia Costa Smeralda
Sat 10/25
12:10 pm-5:20 pm
1 stop36h 10m
ChicagoOlbia
ORD - OLB
ORDOLB
Chicago O'Hare Intl
Sat 10/18
3:35 pm-4:35 pm
1 stop18h 00m
Olbia Costa Smeralda
Sat 10/25
5:30 pm-7:25 pm
1 stop32h 55m
ChicagoOlbia
ORD - OLB
ORDOLB
Chicago O'Hare Intl
Sat 10/18
10:30 pm-5:35 pm
1 stop12h 05m
Olbia Costa Smeralda
Sat 10/25
9:15 pm-9:05 pm
2 stops30h 50m
ChicagoOlbia
ORD - OLB
ORDOLB
Chicago O'Hare Intl
Fri 10/10
6:59 pm-7:00 pm
2 stops41h 01m
Olbia Costa Smeralda
Fri 10/24
1:30 pm-3:00 pm
1 stop32h 30m
ChicagoOlbia
ORD - OLB
ORDOLB
Chicago O'Hare Intl
Fri 10/10
6:59 pm-7:00 pm
2 stops41h 01m
Olbia Costa Smeralda
Fri 10/24
1:30 pm-5:00 pm
2 stops34h 30m
Prices for flights from Chicago O'Hare Intl Airport to Sardinia are refreshed on a daily basis.
The number of operators available for flights from Chicago O'Hare Intl Airport to Sardinia is 1 as of August 2025.
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 Chicago O'Hare Intl Airport to Sardinia.
The travel and health documents required for your trip to Sardinia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sardinia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $784 | Free Cancellation | Rating 6.8 7,363 reviews |
Price Alerts will notify you by email when the price for flights to Sardinia from Chicago O'Hare Intl Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
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.
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Sardinia. Millions of users trust and use momondo every year so you are in good hands.
Yes. momondo allows you to filter the results for Chicago to Sardinia flights to just show those with flexible booking policies.
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 Chicago to Sardinia.
Yes momondo offers price alerts on flights to Sardinia from Chicago. 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.