$603 Cheap Flights from Austin (AUS) to Cagliari (CAG)

View $603 flight on Sun, Apr 12, 2026Opens in a new window

Popular airlines from Austin-Bergstrom Intl. Airport (AUS) to Elmas Airport (CAG)

Cheap Flights from Austin to Cagliari (AUS-CAG)

Prices were available within the past 7 days and start at $603 for one-way flights and $830 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Fri, May 1 - Wed, May 20
AUS
Austin
CAG
Cagliari
$830 Roundtrip, found 1 day ago
$830
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, May 1 from Austin to Cagliari, returning Wed, May 20, priced at $830 found 1 day ago
Lufthansa
Fri, May 1 - Wed, May 20
AUS
Austin
CAG
Cagliari
$836 Roundtrip, found 1 day ago
$836
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, May 1 from Austin to Cagliari, returning Wed, May 20, priced at $836 found 1 day ago
Lufthansa
Fri, May 1 - Wed, May 20
AUS
Austin
CAG
Cagliari
$836 Roundtrip, found 1 day ago
$836
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, May 1 from Austin to Cagliari, returning Wed, May 20, priced at $836 found 1 day ago
Lufthansa
Fri, May 1 - Wed, May 20
AUS
Austin
CAG
Cagliari
$854 Roundtrip, found 1 day ago
$854
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, May 1 from Austin to Cagliari, returning Wed, May 20, priced at $854 found 1 day ago
United
Thu, Apr 9 - Thu, Apr 16
AUS
Austin
CAG
Cagliari
$856 Roundtrip, found 6 days ago
$856
Roundtrip
found 6 days ago
Select United flight, departing Thu, Apr 9 from Austin to Cagliari, returning Thu, Apr 16, priced at $856 found 6 days ago
Lufthansa
Fri, May 1 - Wed, May 20
AUS
Austin
CAG
Cagliari
$860 Roundtrip, found 1 day ago
$860
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, May 1 from Austin to Cagliari, returning Wed, May 20, priced at $860 found 1 day ago
Lufthansa
Fri, May 1 - Wed, May 20
AUS
Austin
CAG
Cagliari
$861 Roundtrip, found 1 day ago
$861
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, May 1 from Austin to Cagliari, returning Wed, May 20, priced at $861 found 1 day ago
Lufthansa
Fri, May 1 - Wed, May 20
AUS
Austin
CAG
Cagliari
$862 Roundtrip, found 1 day ago
$862
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, May 1 from Austin to Cagliari, returning Wed, May 20, priced at $862 found 1 day ago
Air Canada
Sat, Apr 11 - Sat, Apr 18
AUS
Austin
CAG
Cagliari
$892 Roundtrip, found 6 days ago
$892
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Apr 11 from Austin to Cagliari, returning Sat, Apr 18, priced at $892 found 6 days ago
British Airways
Tue, Sep 1 - Sat, Sep 12
AUS
Austin
CAG
Cagliari
$1,310 Roundtrip, found 6 days ago
$1,310
Roundtrip
found 6 days ago
Select British Airways flight, departing Tue, Sep 1 from Austin to Cagliari, returning Sat, Sep 12, priced at $1,310 found 6 days ago
Flights from Austin (AUS) to Cagliari (CAG)
Origin airport
Austin-Bergstrom Intl.
Destination airport
Elmas
Airlines serving
Lufthansa
Roundtrip price
$829
Distance
5719 mi

Austin to Cagliari Flights

The cheapest times to fly from Austin to Cagliari

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 Austin to Cagliari are during the month of May. You can find some of the cheapest flights from Austin to Cagliari with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Austin to Cagliari

Sunday is one of the best days to book for cheap flights from Austin to Cagliari: 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 Austin to Cagliari

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 Austin to Cagliari in 2025. You can also book with separate airlines for your outbound and return journeys, from $603 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 Austin to Cagliari 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 Austin to Cagliari 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 Austin-Bergstrom Intl. Airport (AUS) to Elmas Airport (CAG) cost?
Get a cheap one-way flight from $603 or cheap return flight from $830 from Austin-Bergstrom Intl. Airport (AUS) to Elmas Airport (CAG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Austin-Bergstrom Intl. Airport (AUS) to Elmas Airport (CAG)?
May is the cheapest month to fly from AUS to CAG. Traveling during quieter months is often the key to finding better fares.
What is the cheapest airline that flies from Austin-Bergstrom Intl. Airport (AUS) to Elmas Airport (CAG)?
To find the cheapest airline that'll fly you from AUS to CAG, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Austin-Bergstrom Intl. Airport (AUS) to Elmas Airport (CAG)?
You'll have to take a flight with a layover if you're traveling from Austin-Bergstrom Intl. Airport (AUS) to Elmas Airport (CAG). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from AUS to CAG?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Austin-Bergstrom Intl. Airport (AUS) to Elmas Airport (CAG)?
To land at Elmas Airport (CAG) without delays, opt for a flight that leaves from Austin-Bergstrom Intl. Airport (AUS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Austin-Bergstrom Intl. Airport (AUS) to Elmas Airport (CAG) last-minute?
Last-minute fares from AUS to CAG are generally more expensive. To secure the lowest prices, start searching for flights well ahead of time. That said, if your travel plans are flexible, you may land a cheap fare just before your departure.
Is it cheaper to book an AUS to CAG flight and hotel package?
Compared with arranging hotels and flights separately, booking an AUS to CAG flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place takes the hassle out of travel planning. Simply pick your flights and choose from our wide range of stays, then tailor your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Austin-Bergstrom Intl. Airport (AUS) to Elmas Airport (CAG)?
In most cases, you can reschedule or cancel your AUS to CAG flight. However, additional charges may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need more details, go to our Customer Service portal.

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*Available to One Key members.