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Cheap flights from Chicago O'Hare Intl Airport to Olbia from $363

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Olbia departing on 9/7. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago O'Hare Intl Airport to Olbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:25 pm - 7:25 pmORD  Chicago O'Hare Intl-OLB Olbia Costa Smeralda
17h 00m2 stops Reykjavik Keflavik Intl Brussels Bruxelles-National
Multiple Airlines Logo
1:25 pm - 2:00 pmOLB  Olbia Costa Smeralda-ORD Chicago O'Hare Intl
31h 35m2 stops Barcelona-El Prat Dublin
$814Multiple Airlines
Sun, Oct 4 - Sun, Oct 18
Lufthansa Logo
3:35 pm - 11:15 amORD  Chicago O'Hare Intl-OLB Olbia Costa Smeralda
12h 40m1 stop Munich Franz Josef Strauss
Lufthansa Logo
12:00 pm - 6:15 pmOLB  Olbia Costa Smeralda-ORD Chicago O'Hare Intl
13h 15m1 stop Munich Franz Josef Strauss
$856Lufthansa
Mon, Sep 28 - Mon, Oct 12
Multiple Airlines Logo
7:25 pm - 9:05 pmORD  Chicago O'Hare Intl-OLB Olbia Costa Smeralda
42h 40m2 stops Reykjavik Keflavik Intl London Heathrow
Multiple Airlines Logo
11:30 pm - 1:50 pmOLB  Olbia Costa Smeralda-ORD Chicago O'Hare Intl
21h 20m2 stops Bologna Guglielmo Marconi London Heathrow
$876Multiple Airlines
Mon, Sep 28 - Mon, Oct 12
Lufthansa Logo
3:35 pm - 11:15 amORD  Chicago O'Hare Intl-OLB Olbia Costa Smeralda
12h 40m1 stop Munich Franz Josef Strauss
Lufthansa Logo
12:00 pm - 7:55 pmOLB  Olbia Costa Smeralda-ORD Chicago O'Hare Intl
14h 55m2 stops Munich Franz Josef Strauss Frankfurt am Main
$887Lufthansa
Mon, Sep 28 - Mon, Oct 12
Multiple Airlines Logo
7:25 pm - 6:25 pmORD  Chicago O'Hare Intl-OLB Olbia Costa Smeralda
16h 00m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen
Multiple Airlines Logo
2:05 pm - 3:55 pmOLB  Olbia Costa Smeralda-ORD Chicago O'Hare Intl
32h 50m1 stop London Heathrow
$906Multiple Airlines
Fri, Oct 2 - Sat, Oct 17
Lufthansa Logo
4:05 pm - 5:25 pmORD  Chicago O'Hare Intl-OLB Olbia Costa Smeralda
18h 20m1 stop Frankfurt am Main
Lufthansa Logo
6:25 pm - 12:55 pmOLB  Olbia Costa Smeralda-ORD Chicago O'Hare Intl
25h 30m1 stop Frankfurt am Main
$907Lufthansa
Mon, Oct 12 - Mon, Oct 19
Multiple Airlines Logo
2:20 pm - 8:30 pmORD  Chicago O'Hare Intl-OLB Olbia Costa Smeralda
23h 10m1 stop Zurich
Multiple Airlines Logo
5:30 pm - 12:35 pmOLB  Olbia Costa Smeralda-ORD Chicago O'Hare Intl
26h 05m1 stop Munich Franz Josef Strauss
$915Multiple Airlines
Wed, Aug 26 - Sun, Aug 30
Lufthansa Logo
9:40 pm - 4:35 pmORD  Chicago O'Hare Intl-OLB Olbia Costa Smeralda
11h 55m1 stop Munich Franz Josef Strauss
Lufthansa Logo
9:50 am - 7:55 pmOLB  Olbia Costa Smeralda-ORD Chicago O'Hare Intl
17h 05m1 stop Frankfurt am Main
$916Lufthansa
Tue, Sep 29 - Tue, Oct 13
Multiple Airlines Logo
6:30 pm - 8:00 pmORD  Chicago O'Hare Intl-OLB Olbia Costa Smeralda
18h 30m2 stops Reykjavik Keflavik Intl Berlin Brandenburg
Multiple Airlines Logo
3:50 pm - 2:55 pmOLB  Olbia Costa Smeralda-ORD Chicago O'Hare Intl
30h 05m1 stop Madrid Barajas
$917Multiple Airlines
Sun, Nov 1 - Sun, Nov 15
Lufthansa Logo
4:05 pm - 5:25 pmORD  Chicago O'Hare Intl-OLB Olbia Costa Smeralda
18h 20m1 stop Frankfurt am Main
Lufthansa Logo
5:30 pm - 12:55 pmOLB  Olbia Costa Smeralda-ORD Chicago O'Hare Intl
26h 25m2 stops Munich Franz Josef Strauss Frankfurt am Main
$917Lufthansa
Mon, Oct 12 - Mon, Oct 19

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Lufthansa flights from Chicago O'Hare Intl Airport to Olbia

Our best Lufthansa deals on Chicago O'Hare Intl Airport to Olbia flight tickets
Lufthansa
Sep 28
ORD3:35 pmChicago O'Hare Intl
12h 40m
1 stop
OLB11:15 amOlbia Costa Smeralda
Oct 12
OLB12:00 pmOlbia Costa Smeralda
13h 15m
1 stop
ORD6:15 pmChicago O'Hare Intl
$856
Lufthansa
Sep 28
ORD3:35 pmChicago O'Hare Intl
12h 40m
1 stop
OLB11:15 amOlbia Costa Smeralda
Oct 12
OLB12:00 pmOlbia Costa Smeralda
14h 55m
2 stops
ORD7:55 pmChicago O'Hare Intl
$887
Lufthansa
Oct 12
ORD4:05 pmChicago O'Hare Intl
18h 20m
1 stop
OLB5:25 pmOlbia Costa Smeralda
Oct 19
OLB6:25 pmOlbia Costa Smeralda
25h 30m
1 stop
ORD12:55 pmChicago O'Hare Intl
$907

SWISS flights from Chicago O'Hare Intl Airport to Olbia

Our best SWISS deals on Chicago O'Hare Intl Airport to Olbia flight tickets
SWISS
Aug 21
ORD2:20 pmChicago O'Hare Intl
23h 05m
1 stop
OLB8:25 pmOlbia Costa Smeralda
Aug 27
OLB9:20 pmOlbia Costa Smeralda
22h 15m
1 stop
ORD12:35 pmChicago O'Hare Intl
$883
SWISS
Sep 11
ORD7:05 pmChicago O'Hare Intl
18h 20m
1 stop
OLB8:25 pmOlbia Costa Smeralda
Sep 14
OLB8:45 amOlbia Costa Smeralda
34h 50m
1 stop
ORD12:35 pmChicago O'Hare Intl
$978
SWISS
Oct 2
ORD2:20 pmChicago O'Hare Intl
23h 05m
1 stop
OLB8:25 pmOlbia Costa Smeralda
Oct 17
OLB9:15 pmOlbia Costa Smeralda
22h 20m
1 stop
ORD12:35 pmChicago O'Hare Intl
$1,008

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Olbia 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 August 13, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Olbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoOlbia

ORD Chicago O'Hare Intl - OLB Olbia Costa Smeralda

ORDOLB

Chicago O'Hare Intl

Sun 10/4

7:25 pm-7:25 pm

2 stops17h 00m

Olbia Costa Smeralda

Sun 10/18

1:25 pm-2:00 pm

2 stops31h 35m

$814
Quickest round-trip

ChicagoOlbia

ORD Chicago O'Hare Intl - OLB Olbia Costa Smeralda

ORDOLB

Chicago O'Hare Intl

Mon 9/28

3:35 pm-11:15 am

1 stop12h 40m

Olbia Costa Smeralda

Mon 10/12

12:00 pm-6:15 pm

1 stop13h 15m

$856

ChicagoOlbia

ORD Chicago O'Hare Intl - OLB Olbia Costa Smeralda

ORDOLB

Chicago O'Hare Intl

Mon 9/28

7:25 pm-9:05 pm

2 stops42h 40m

Olbia Costa Smeralda

Mon 10/12

11:30 pm-1:50 pm

2 stops21h 20m

$876

ChicagoOlbia

ORD Chicago O'Hare Intl - OLB Olbia Costa Smeralda

ORDOLB

Chicago O'Hare Intl

Mon 9/28

3:35 pm-11:15 am

1 stop12h 40m

Olbia Costa Smeralda

Mon 10/12

12:00 pm-7:55 pm

2 stops14h 55m

$887

ChicagoOlbia

ORD Chicago O'Hare Intl - OLB Olbia Costa Smeralda

ORDOLB

Chicago O'Hare Intl

Fri 10/2

7:25 pm-6:25 pm

2 stops16h 00m

Olbia Costa Smeralda

Sat 10/17

2:05 pm-3:55 pm

1 stop32h 50m

$906

ChicagoOlbia

ORD Chicago O'Hare Intl - OLB Olbia Costa Smeralda

ORDOLB

Chicago O'Hare Intl

Mon 10/12

4:05 pm-5:25 pm

1 stop18h 20m

Olbia Costa Smeralda

Mon 10/19

6:25 pm-12:55 pm

1 stop25h 30m

$907

ChicagoOlbia

ORD Chicago O'Hare Intl - OLB Olbia Costa Smeralda

ORDOLB

Chicago O'Hare Intl

Wed 8/26

2:20 pm-8:30 pm

1 stop23h 10m

Olbia Costa Smeralda

Sun 8/30

5:30 pm-12:35 pm

1 stop26h 05m

$915

ChicagoOlbia

ORD Chicago O'Hare Intl - OLB Olbia Costa Smeralda

ORDOLB

Chicago O'Hare Intl

Tue 9/29

9:40 pm-4:35 pm

1 stop11h 55m

Olbia Costa Smeralda

Tue 10/13

9:50 am-7:55 pm

1 stop17h 05m

$916

ChicagoOlbia

ORD Chicago O'Hare Intl - OLB Olbia Costa Smeralda

ORDOLB

Chicago O'Hare Intl

Sun 11/1

6:30 pm-8:00 pm

2 stops18h 30m

Olbia Costa Smeralda

Sun 11/15

3:50 pm-2:55 pm

1 stop30h 05m

$917

ChicagoOlbia

ORD Chicago O'Hare Intl - OLB Olbia Costa Smeralda

ORDOLB

Chicago O'Hare Intl

Mon 10/12

4:05 pm-5:25 pm

1 stop18h 20m

Olbia Costa Smeralda

Mon 10/19

5:30 pm-12:55 pm

2 stops26h 25m

$917

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Olbia

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

Can stopping save me money on Chicago O'Hare Intl Airport to Olbia flights?

You could potentially save up to 24% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Olbia flight.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Olbia 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 Olbia (ORD to OLB) flight deals and tips

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

Fastest flight time

11h 55m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Olbia takes 11h 55m
There are no direct flights from Chicago O'Hare Intl Airport to Olbia. There are no popular flight routes from Chicago O'Hare Intl Airport to Olbia.
Search flight deals

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

  • How far is Chicago O'Hare Intl to Olbia Costa Smeralda by plane?

    Chicago O'Hare Intl and Olbia Costa Smeralda are 4732.8 mi apart from one another. 11h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Olbia Costa Smeralda Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Olbia Costa Smeralda Airport refresh daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Olbia Costa Smeralda Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Olbia Costa Smeralda Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 Olbia Costa Smeralda Airport.

  • What documentation or ID do you need to fly to Olbia Costa Smeralda Airport?

    The travel and health documents you'll need for your trip to Olbia Costa Smeralda 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 Olbia Costa Smeralda Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Chicago O'Hare Intl Airport to Olbia?

Best airlines flying from Chicago O'Hare Intl Airport to Olbia

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Olbia with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $880Free CancellationRating
6.8
8,182 reviews
Search Lufthansa flights

Traveling to a place near Olbia?

Book flights to Olbia if you plan to visit one of these locations
Porto Cervo
San Teodoro
La Maddalena
Santa Teresa Gallura
Palau
Cala Gonone
Golfo Aranci
Costa Smeralda
Porto Rotondo

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Olbia?

It is quick and easy to find Chicago to Olbia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Olbia that suits you.

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

Flights from Chicago to Olbia 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 Chicago to Olbia?

momondo helps you find the best flight between Chicago and Olbia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Olbia, momondo offers a useful price alert feature which will track prices for flights to Olbia from Chicago and alert you when they change.

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