$1,269 Cheap Flights from Cardiff (CWL) to Austin (AUS)

View $1,269 flight on Sun, May 10, 2026Opens in a new window

Popular airlines from Cardiff International Airport (CWL) to Austin-Bergstrom Intl. Airport (AUS)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Cardiff to Austin (CWL-AUS)

Prices were available within the past 7 days and start at $1,269 for one-way flights and $2,745 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Mon, Sep 22 - Fri, Sep 26
CWL
Cardiff
AUS
Austin
$2,745 Roundtrip, found 2 days ago
$2,745
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Sep 22 from Cardiff to Austin, returning Fri, Sep 26, priced at $2,745 found 2 days ago
British Airways
Mon, Sep 22 - Fri, Sep 26
CWL
Cardiff
AUS
Austin
$2,754 Roundtrip, found 2 days ago
$2,754
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Sep 22 from Cardiff to Austin, returning Fri, Sep 26, priced at $2,754 found 2 days ago
Aer Lingus
Mon, Sep 22 - Fri, Sep 26
CWL
Cardiff
AUS
Austin
$2,764 Roundtrip, found 2 days ago
$2,764
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Mon, Sep 22 from Cardiff to Austin, returning Fri, Sep 26, priced at $2,764 found 2 days ago
Aer Lingus
Mon, Sep 22 - Fri, Sep 26
CWL
Cardiff
AUS
Austin
$2,775 Roundtrip, found 2 days ago
$2,775
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Mon, Sep 22 from Cardiff to Austin, returning Fri, Sep 26, priced at $2,775 found 2 days ago
Aer Lingus
Mon, Sep 22 - Fri, Sep 26
CWL
Cardiff
AUS
Austin
$2,787 Roundtrip, found 2 days ago
$2,787
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Mon, Sep 22 from Cardiff to Austin, returning Fri, Sep 26, priced at $2,787 found 2 days ago
British Airways
Mon, Sep 22 - Fri, Sep 26
CWL
Cardiff
AUS
Austin
$2,879 Roundtrip, found 2 days ago
$2,879
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Sep 22 from Cardiff to Austin, returning Fri, Sep 26, priced at $2,879 found 2 days ago
British Airways
Mon, Sep 22 - Fri, Sep 26
CWL
Cardiff
AUS
Austin
$2,888 Roundtrip, found 2 days ago
$2,888
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Sep 22 from Cardiff to Austin, returning Fri, Sep 26, priced at $2,888 found 2 days ago
Aer Lingus
Mon, Sep 22 - Fri, Sep 26
CWL
Cardiff
AUS
Austin
$2,921 Roundtrip, found 2 days ago
$2,921
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Mon, Sep 22 from Cardiff to Austin, returning Fri, Sep 26, priced at $2,921 found 2 days ago
Aer Lingus
Mon, Sep 22 - Fri, Sep 26
CWL
Cardiff
AUS
Austin
$3,055 Roundtrip, found 2 days ago
$3,055
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Mon, Sep 22 from Cardiff to Austin, returning Fri, Sep 26, priced at $3,055 found 2 days ago
British Airways
Mon, Sep 22 - Fri, Sep 26
CWL
Cardiff
AUS
Austin
$3,090 Roundtrip, found 2 days ago
$3,090
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Sep 22 from Cardiff to Austin, returning Fri, Sep 26, priced at $3,090 found 2 days ago
Flights from Cardiff (CWL) to Austin (AUS)
Origin airport
Cardiff Intl.
Destination airport
Austin-Bergstrom Intl.
Roundtrip price
$2,745
Distance
4792 mi

Cardiff to Austin Flights

The cheapest times to fly from Cardiff to Austin

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

 

The best time to book a flight from Cardiff to Austin

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

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 Cardiff to Austin in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,269 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 Cardiff to Austin 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 Cardiff to Austin 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 Cardiff Intl. Airport (CWL) to Austin-Bergstrom Intl. Airport (AUS) cost?
Grab a cheap one-way flight from $1,269 or cheap return flight from $2,745 from Cardiff Intl. Airport (CWL) to Austin-Bergstrom Intl. Airport (AUS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Cardiff Intl. Airport (CWL) to Austin-Bergstrom Intl. Airport (AUS)?
Flying in September is a good way to save, as it's the cheapest month for flights between CWL and AUS. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Cardiff Intl. Airport (CWL) to Austin-Bergstrom Intl. Airport (AUS)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest CWL to AUS flight.
How many flights per day from Cardiff Intl. Airport (CWL) to Austin-Bergstrom Intl. Airport (AUS)?
There aren't any daily direct flights available from Cardiff Intl. Airport (CWL) to Austin-Bergstrom Intl. Airport (AUS). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from CWL to AUS?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change 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 Cardiff Intl. Airport (CWL) to Austin-Bergstrom Intl. Airport (AUS)?
To reach Austin-Bergstrom Intl. Airport (AUS) without delays, book a flight that leaves from Cardiff Intl. Airport (CWL) 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 Cardiff Intl. Airport (CWL) to Austin-Bergstrom Intl. Airport (AUS) last-minute?
Holding off until right before your break to book a ticket from CWL to AUS often results in higher prices. While you may come across some last-minute discounts, they aren't always guaranteed. Be flexible with your itinerary to boost your chances of landing a bargain.
Is it cheaper to book a CWL to AUS flight and hotel package?
Compared with arranging flights and hotels separately, booking a CWL to AUS flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place takes the hassle out of planning your trip. Simply pick your flights and select from our extensive range of hotels, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Cardiff Intl. Airport (CWL) to Austin-Bergstrom Intl. Airport (AUS)?
In most cases, you're able to reschedule or cancel your CWL to AUS flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you need further details, go to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.