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$338 Cheap Flights from Austin (AUS) to Bilbao (BIO)

View $338 flight on Mon, Nov 9, 2026Opens in a new window

Popular airlines from Austin-Bergstrom Intl. Airport (AUS) to Bilbao Airport (BIO)

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Cheap Flights from Austin to Bilbao (AUS-BIO)

Prices were available within the past 7 days and start at $338 for one-way flights and $755 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Tue, Mar 2 - Tue, Mar 23
AUS
Austin
BIO
Bilbao
$755 Roundtrip, found 1 day ago
$755
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Mar 2 from Austin to Bilbao, returning Tue, Mar 23, priced at $755 found 1 day ago
Air Canada
Tue, Mar 2 - Tue, Mar 23
AUS
Austin
BIO
Bilbao
$759 Roundtrip, found 1 day ago
$759
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Mar 2 from Austin to Bilbao, returning Tue, Mar 23, priced at $759 found 1 day ago
Lufthansa
Tue, Mar 2 - Tue, Mar 23
AUS
Austin
BIO
Bilbao
$763 Roundtrip, found 1 day ago
$763
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Mar 2 from Austin to Bilbao, returning Tue, Mar 23, priced at $763 found 1 day ago
Lufthansa
Tue, Mar 2 - Tue, Mar 23
AUS
Austin
BIO
Bilbao
$763 Roundtrip, found 1 day ago
$763
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Mar 2 from Austin to Bilbao, returning Tue, Mar 23, priced at $763 found 1 day ago
Lufthansa
Tue, Mar 2 - Tue, Mar 23
AUS
Austin
BIO
Bilbao
$765 Roundtrip, found 1 day ago
$765
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Mar 2 from Austin to Bilbao, returning Tue, Mar 23, priced at $765 found 1 day ago
Air Canada
Tue, Mar 2 - Tue, Mar 23
AUS
Austin
BIO
Bilbao
$766 Roundtrip, found 1 day ago
$766
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Mar 2 from Austin to Bilbao, returning Tue, Mar 23, priced at $766 found 1 day ago
Iberia
Mon, Nov 9 - Tue, Nov 17
AUS
Austin
BIO
Bilbao
$766 Roundtrip, found 2 days ago
$766
Roundtrip
found 2 days ago
Select Iberia flight, departing Mon, Nov 9 from Austin to Bilbao, returning Tue, Nov 17, priced at $766 found 2 days ago
Air Canada
Tue, Oct 20 - Tue, Oct 27
AUS
Austin
BIO
Bilbao
$800 Roundtrip, found 19 hours ago
$800
Roundtrip
found 19 hours ago
Select Air Canada flight, departing Tue, Oct 20 from Austin to Bilbao, returning Tue, Oct 27, priced at $800 found 19 hours ago
Finnair
Tue, Oct 20 - Tue, Oct 27
AUS
Austin
BIO
Bilbao
$810 Roundtrip, found 19 hours ago
$810
Roundtrip
found 19 hours ago
Select Finnair flight, departing Tue, Oct 20 from Austin to Bilbao, returning Tue, Oct 27, priced at $810 found 19 hours ago
United
Thu, Sep 17 - Tue, Sep 22
AUS
Austin
BIO
Bilbao
$835 Roundtrip, found 15 hours ago
$835
Roundtrip
found 15 hours ago
Select United flight, departing Thu, Sep 17 from Austin to Bilbao, returning Tue, Sep 22, priced at $835 found 15 hours ago

What you need to know for your flight from Austin-Bergstrom Intl. to Bilbao

Austin (AUS) to Bilbao (BIO) at a glance

Explore a range of airlines flying from Austin (AUS) to Bilbao (BIO) on this international long-haul route. Compare various options from full-service carriers to find the itinerary that aligns with your budget, schedule, and travel plans as you discover the iconic sights and neighborhoods of Bilbao. Here are the key details for flights departing from Austin-Bergstrom International Airport (AUS) to Bilbao Airport (BIO).

  • Fastest flight duration: around 12h 30m in-flight, plus roughly 2 hours layover with one stop
  • Route distance: roughly 5,100 miles (8,210 km)
  • Flights per week: around 7 departures on average
  • Typical fares (one-way): economy tickets often range from $295–$1145, depending on seasonality and how far ahead you book

Flights from Austin-Bergstrom International Airport (AUS) to Bilbao Airport (BIO)

According to recent traveler bookings, here are the top airlines favored for flights from Austin to Bilbao, primarily for one-stop and multi-stop journeys. Common layover points include Frankfurt International Airport (FRA) with about a 2-hour stop, and Newark Liberty International Airport (EWR), which typically has a 2-hour and 30-minute layover. This gives you the opportunity to mix and match options based on price, total travel time, and cabin class to create the ideal itinerary.

  • Lufthansa: This full-service airline provides one-stop flights, with one-way ticket prices generally falling between $365 and $1030. It represents roughly 37% of the departures on this route, featuring an in-flight duration of 12 hours and 30 minutes, and an overall travel time of about 14 hours and 15 minutes, including layover.
  • United: Another full-service option, United also offers one-stop travel, with one-way fares typically ranging from $480 to $1145. It comprises around 32% of the flights on this route, with a flying time of 12 hours and 30 minutes, and a total journey duration of approximately 14 hours and 15 minutes, factoring in the layover.

Alternative routes from Austin (AUS) to Bilbao (BIO)

  • Austin to Vitoria (AUS-VIT): Vitoria Airport (VIT) is located approximately 30 miles from Bilbao Airport (BIO).
  • Austin to San Sebastian (AUS-EAS): San Sebastian Airport (EAS) lies around 56 miles distant from Bilbao Airport (BIO).
  • San Antonio to Bilbao (SAT-BIO): San Antonio International Airport (SAT) is roughly 67 miles from Austin-Bergstrom International Airport (AUS).

How to find the best prices for flights from Austin (AUS) to Bilbao (BIO)

Getting some of the best deals on flights from Austin to Bilbao is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking at least two months in advance, although most travelers tend to book between two to eight weeks ahead. Afternoon departures from 12 PM to 6 PM typically offer lower prices and are also the most popular flight times, while flying on Friday provides both affordable prices and is the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Bilbao Airport from Austin-Bergstrom International Airport

Bilbao welcomes travelers from Austin with a range of transport options based on price, convenience, and proximity. Bilbao city center is approximately a 10-minute drive (covering about 8 miles) from Bilbao Airport, depending on traffic. Here's how to reach Bilbao efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Bilbao, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Bilbao Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Bilbao Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Bilbao Airport, several key transport options are conveniently located nearby. Santutxu Station, a metro station, is about 6.3 miles from the airport, while both Bilbao Seaport, a seaport, and Bilbao (YJI-Bilbao-Abando Train Station), a train station, are approximately 6.7 miles away by car, making them easily accessible for travelers.

Frequently asked questions

How much does a flight from Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO) cost?
You can find cheap one-way flights from $338 and cheap return flights from $755 Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO) with Expedia. One-way flights usually range from $459 to $5105, and return flights typically cost between $637 and $4068. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO)?
The cheapest month to fly from AUS to BIO is March when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO)?
Enter AUS to BIO and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO)?
Virgin Atlantic is one of the cheapest airlines offering connecting flights from Austin, TX (AUS) to Bilbao (BIO) with a layover in Minneapolis - St. Paul Intl. (MSP), starting from around $1,398. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO)?
To find a cheap flight from Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from AUS to BIO. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO)?
The most popular departure times for flights from Austin, TX (AUS) to Bilbao (BIO) are in the late morning, from 9am to noon. About 29% of passengers prefer this time window. Many major carriers, including American Airlines, Iberia, and United Airlines, offer flights during this window. This timing is favored as it allows you to enjoy a leisurely morning before heading to the airport.
How long does it take to fly from Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO)?
Flights from AUS to BIO with one stop typically take around 15 hours 30 minutes, covering approximately 5,042 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO)?
Business class is available on flights from AUS to BIO. Airlines that offer business class service on this route include:

  • United Airlines
  • American Airlines
  • Delta Air Lines
  • Air Canada
  • Lufthansa
  • British Airways
  • KLM

How do I earn miles on a Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO) flight with Expedia?
It's easy to earn miles on a Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO) at the last minute?
Typically, booking a last minute flight from Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO) flight and hotel package?
Securing a Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO) Bilbao Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals 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, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO)?
If you booked your Austin, TX (AUS-Austin-Bergstrom Intl.) to Bilbao (BIO) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Austin-Bergstrom Intl.
Destination airport
Bilbao
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, KLM, Lufthansa, Scandinavian Airlines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$754
Distance
5041 mi

Book with confidence

Austin to Bilbao Flights

The cheapest times to fly from Austin to Bilbao

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

 

The best time to book a flight from Austin to Bilbao

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

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 Bilbao in 2026. You can also book with separate airlines for your outbound and return journeys, from $338 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 Bilbao 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 Bilbao 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.

 

Austin to Bilbao Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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