$532 Cheap Flights from Houston (IAH) to Olbia (OLB)

View $532 flight on Fri, Aug 7, 2026Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Costa Smeralda Airport (OLB)

Cheap Flights from Houston to Olbia (IAH-OLB)

Prices were available within the past 7 days and start at $532 for one-way flights and $561 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Tue, Aug 11 - Tue, Aug 18
IAH
Houston
OLB
Olbia
$561 Roundtrip, found 19 hours ago
$561
Roundtrip
found 19 hours ago
Select British Airways flight, departing Tue, Aug 11 from Houston to Olbia, returning Tue, Aug 18, priced at $561 found 19 hours ago
British Airways
Fri, Sep 4 - Sun, Sep 13
IAH
Houston
OLB
Olbia
$833 Roundtrip, found 4 days ago
$833
Roundtrip
found 4 days ago
Select British Airways flight, departing Fri, Sep 4 from Houston to Olbia, returning Sun, Sep 13, priced at $833 found 4 days ago
British Airways
Mon, Jun 1 - Mon, Jun 15
IAH
Houston
OLB
Olbia
$833 Roundtrip, found 6 days ago
$833
Roundtrip
found 6 days ago
Select British Airways flight, departing Mon, Jun 1 from Houston to Olbia, returning Mon, Jun 15, priced at $833 found 6 days ago
British Airways
Fri, Sep 4 - Sun, Sep 13
IAH
Houston
OLB
Olbia
$843 Roundtrip, found 4 days ago
$843
Roundtrip
found 4 days ago
Select British Airways flight, departing Fri, Sep 4 from Houston to Olbia, returning Sun, Sep 13, priced at $843 found 4 days ago
Iberia
Tue, Aug 11 - Tue, Aug 18
IAH
Houston
OLB
Olbia
$860 Roundtrip, found 19 hours ago
$860
Roundtrip
found 19 hours ago
Select Iberia flight, departing Tue, Aug 11 from Houston to Olbia, returning Tue, Aug 18, priced at $860 found 19 hours ago
Iberia
Tue, Aug 11 - Tue, Aug 18
IAH
Houston
OLB
Olbia
$868 Roundtrip, found 19 hours ago
$868
Roundtrip
found 19 hours ago
Select Iberia flight, departing Tue, Aug 11 from Houston to Olbia, returning Tue, Aug 18, priced at $868 found 19 hours ago
Iberia
Tue, Aug 11 - Tue, Aug 18
IAH
Houston
OLB
Olbia
$876 Roundtrip, found 19 hours ago
$876
Roundtrip
found 19 hours ago
Select Iberia flight, departing Tue, Aug 11 from Houston to Olbia, returning Tue, Aug 18, priced at $876 found 19 hours ago
KLM
Fri, Sep 4 - Sun, Sep 13
IAH
Houston
OLB
Olbia
$1,016 Roundtrip, found 4 days ago
$1,016
Roundtrip
found 4 days ago
Select KLM flight, departing Fri, Sep 4 from Houston to Olbia, returning Sun, Sep 13, priced at $1,016 found 4 days ago
American Airlines
Fri, Sep 4 - Sun, Sep 13
IAH
Houston
OLB
Olbia
$1,045 Roundtrip, found 4 days ago
$1,045
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Sep 4 from Houston to Olbia, returning Sun, Sep 13, priced at $1,045 found 4 days ago
Finnair
Fri, Sep 4 - Sun, Sep 13
IAH
Houston
OLB
Olbia
$1,050 Roundtrip, found 4 days ago
$1,050
Roundtrip
found 4 days ago
Select Finnair flight, departing Fri, Sep 4 from Houston to Olbia, returning Sun, Sep 13, priced at $1,050 found 4 days ago
Flights from Houston (IAH) to Olbia (OLB)
Origin airport
George Bush Intercontinental
Destination airport
Costa Smeralda
Airlines serving
Austrian Airlines, British Airways, Delta, Iberia, KLM, Lufthansa, Swiss International Air Lines
Roundtrip price
$560
Distance
5584 mi

Houston to Olbia Flights

The cheapest times to fly from Houston to Olbia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Olbia are during the month of August. You can find some of the cheapest flights from Houston to Olbia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Olbia

Sunday is one of the best days to book for cheap flights from Houston to Olbia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Olbia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Olbia in 2026. You can also book with separate airlines for your outbound and return journeys, from $532 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Olbia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Olbia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Costa Smeralda Airport (OLB) cost?
Get a cheap one-way flight from $532 or cheap return flight from $561 from George Bush Intercontinental Airport (IAH) to Costa Smeralda Airport (OLB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Costa Smeralda Airport (OLB)?
The cheapest month to fly from IAH to OLB is August, when there's less demand. Off-peak season is typically when you'll find lower airfares between these airports.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Costa Smeralda Airport (OLB)?
To find the cheapest airline that'll fly you from IAH to OLB, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from George Bush Intercontinental Airport (IAH) to Costa Smeralda Airport (OLB)?
Nonstop flights from George Bush Intercontinental Airport (IAH) to Costa Smeralda Airport (OLB) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAH to OLB?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Costa Smeralda Airport (OLB)?
Opt for a flight from George Bush Intercontinental Airport (IAH) to Costa Smeralda Airport (OLB) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Costa Smeralda Airport (OLB) last-minute?
Booking your flight from IAH to OLB right before your trip is usually more expensive. However, if you're flexible with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book an IAH to OLB flight and hotel package?
Opting for an IAH to OLB flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our impressive range of accommodations and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Costa Smeralda Airport (OLB)?
In most instances, you're able to cancel or reschedule your IAH to OLB flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need further details, go to our Customer Service portal.

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*Available to One Key members.