$596 Cheap Flights from Austin (AUS) to Biarritz (BIQ)

View $596 flight on Mon, Aug 4, 2025Opens in a new window

Popular airlines from Austin-Bergstrom Intl. Airport (AUS) to Biarritz (BIQ-Pays Basque)

  • 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 Austin to Biarritz (AUS-BIQ)

Prices were available within the past 7 days and start at $596 for one-way flights and $995 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Mon, May 4 - Thu, May 14
AUS
Austin
BIQ
Biarritz
$995 Roundtrip, found 5 days ago
$995
Roundtrip
found 5 days ago
Select KLM flight, departing Mon, May 4 from Austin to Biarritz, returning Thu, May 14, priced at $995 found 5 days ago
Lufthansa
Fri, Aug 22 - Sat, Aug 30
AUS
Austin
BIQ
Biarritz
$1,158 Roundtrip, found 1 day ago
$1,158
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Aug 22 from Austin to Biarritz, returning Sat, Aug 30, priced at $1,158 found 1 day ago
Lufthansa
Fri, Aug 22 - Sat, Aug 30
AUS
Austin
BIQ
Biarritz
$1,206 Roundtrip, found 1 day ago
$1,206
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Aug 22 from Austin to Biarritz, returning Sat, Aug 30, priced at $1,206 found 1 day ago
KLM
Mon, May 4 - Thu, May 14
AUS
Austin
BIQ
Biarritz
$1,259 Roundtrip, found 5 days ago
$1,259
Roundtrip
found 5 days ago
Select KLM flight, departing Mon, May 4 from Austin to Biarritz, returning Thu, May 14, priced at $1,259 found 5 days ago
KLM
Mon, May 4 - Thu, May 14
AUS
Austin
BIQ
Biarritz
$1,270 Roundtrip, found 5 days ago
$1,270
Roundtrip
found 5 days ago
Select KLM flight, departing Mon, May 4 from Austin to Biarritz, returning Thu, May 14, priced at $1,270 found 5 days ago
KLM
Mon, May 4 - Thu, May 14
AUS
Austin
BIQ
Biarritz
$1,271 Roundtrip, found 5 days ago
$1,271
Roundtrip
found 5 days ago
Select KLM flight, departing Mon, May 4 from Austin to Biarritz, returning Thu, May 14, priced at $1,271 found 5 days ago
KLM
Mon, May 4 - Thu, May 14
AUS
Austin
BIQ
Biarritz
$1,273 Roundtrip, found 5 days ago
$1,273
Roundtrip
found 5 days ago
Select KLM flight, departing Mon, May 4 from Austin to Biarritz, returning Thu, May 14, priced at $1,273 found 5 days ago
KLM
Mon, May 4 - Thu, May 14
AUS
Austin
BIQ
Biarritz
$1,284 Roundtrip, found 5 days ago
$1,284
Roundtrip
found 5 days ago
Select KLM flight, departing Mon, May 4 from Austin to Biarritz, returning Thu, May 14, priced at $1,284 found 5 days ago
Air Canada
Fri, Aug 22 - Sat, Aug 30
AUS
Austin
BIQ
Biarritz
$1,376 Roundtrip, found 1 day ago
$1,376
Roundtrip
found 1 day ago
Select Air Canada flight, departing Fri, Aug 22 from Austin to Biarritz, returning Sat, Aug 30, priced at $1,376 found 1 day ago
Delta
Mon, May 4 - Thu, May 14
AUS
Austin
BIQ
Biarritz
$2,988 Roundtrip, found 5 days ago
$2,988
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, May 4 from Austin to Biarritz, returning Thu, May 14, priced at $2,988 found 5 days ago

Alternative airports near Biarritz

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Sebastian EAS. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $1,658
EAS
San Sebastian
Cheapest
Average driving time to city center24 min
Flights from $1,658
Flights from Austin (AUS) to Biarritz (BIQ)
Origin airport
Austin-Bergstrom Intl.
Destination airport
Pays Basque
Airlines serving
Lufthansa
Roundtrip price
$995
Distance
5098 mi

Austin to Biarritz Flights

The cheapest times to fly from Austin to Biarritz

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

 

The best time to book a flight from Austin to Biarritz

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

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 Biarritz in 2025. You can also book with separate airlines for your outbound and return journeys, from $596 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 Biarritz 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 Biarritz 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 Pays Basque Airport (BIQ) cost?
Discover the latest flight deals from AUS to BIQ by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from AUS to BIQ?
The cheapest flights from AUS to BIQ are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from AUS to BIQ?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from AUS to BIQ. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Austin-Bergstrom Intl. Airport (AUS) to Pays Basque Airport (BIQ)?
Nonstop flights from Austin-Bergstrom Intl. Airport (AUS) to Pays Basque Airport (BIQ) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from AUS to BIQ?
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 Pays Basque Airport (BIQ)?
To reach Pays Basque Airport (BIQ) without delays, select 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 Pays Basque Airport (BIQ) last-minute?
Booking your flight from AUS to BIQ right before your journey is usually more expensive. But if there's some wiggle room with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book an AUS to BIQ flight and hotel package?
Opting for an AUS to BIQ flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our impressive range of stays and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Austin-Bergstrom Intl. Airport (AUS) to Pays Basque Airport (BIQ)?
If you reserved your AUS to BIQ flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Explore a world of travel with Expedia

*Available to One Key members.