Cheap Flights from Olbia Airport to Illinois from $635 Roundtrip

Flight deals from Olbia Airport to Illinois

Looking for cheap flights from Olbia Airport to Illinois, or a last-minute trip? Find the cheapest prices on one-way and round-trip flights right here.

Chicago.$635 per passenger.Departing Fri, Sep 4, returning Sat, Sep 12.Round-trip flight with British Airways.Outbound indirect flight with British Airways, departing from Olbia on Fri, Sep 4, arriving in Chicago O'Hare International.Inbound indirect flight with British Airways, departing from Chicago O'Hare International on Sat, Sep 12, arriving in Olbia.Price includes taxes and charges.From $635, select.

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Flying from Olbia Airport to Illinois

Arm yourself with these facts on the fly.

Cheapest flight found	$635
Cheapest month to fly	September

How to find cheap flights from Olbia Airport to Illinois

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Olbia Airport to Illinois. Other savvy travelers recently found round-trip flights from $635 and one-way tickets from $418. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in September

The cheapest time to fly from Olbia Airport to Illinois is currently September.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Olbia Airport to anywhere you choose in Illinois.

Watch as flight prices go up and down

With Price Alerts, we'll let you know when flight prices from Olbia Airport to your chosen airport in Illinois go up or down so you can book when the time is just right.

Relax – these are fee-free plane tickets

With us, there are no added fees – the Illinois Airport to Illinois flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

Are there any direct flights from Olbia Airport to Illinois?

There are currently no direct flights from Olbia Airport to Illinois, but we've found some other routes to United States – check them out now.

What is the average price of a flight from Olbia Airport to Illinois?

We looked at all of the upcoming round-trip flights from Olbia Airport to Illinois we could find over the next 12 months. It looks like $635 is the best price. This is good, compared to the average Illinois ticket price of $635.

What is the cheapest month to fly from Olbia Airport to Illinois?

The cheapest month to fly from Olbia Airport to Illinois is currently September.

On which upcoming date is it cheapest to fly from Olbia Airport to Illinois?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Olbia Airport to Illinois on Friday, September 4, 2026.

If I'm flying from Olbia Airport, where in Illinois is cheapest to fly to?

If you're flying from Olbia, the cheapest city in Illinois to fly into is Chicago. The cheapest airport serving Chicago at the moment is Chicago O'Hare International.