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Cheap flights from Austin to Bilbao from $401

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Bilbao departing on 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Austin to Bilbao

Cheap round-trip flights

Lufthansa Logo
4:55 pm - 5:50 pmAUS-BIO
17h 55m2 stops
Lufthansa Logo
7:10 pm - 8:26 pmBIO-AUS
32h 16m2 stops
$625Lufthansa
Find Deal
Fri, Oct 10 - Mon, Oct 20
United Airlines Logo
4:55 pm - 5:50 pmAUS-BIO
17h 55m2 stops
United Airlines Logo
6:45 am - 3:20 pmBIO-AUS
39h 35m3 stops
$667United Airlines
Find Deal
Fri, Oct 10 - Mon, Oct 20
Lufthansa Logo
4:05 pm - 6:25 pmAUS-BIO
19h 20m1 stop
Lufthansa Logo
7:10 pm - 8:26 pmBIO-AUS
32h 16m2 stops
$735Lufthansa
Find Deal
Fri, Oct 10 - Mon, Oct 20
Lufthansa Logo
4:05 pm - 10:50 pmAUS-BIO
23h 45m1 stop
Lufthansa Logo
6:45 am - 2:20 pmBIO-AUS
14h 35m1 stop
$817Lufthansa
Find Deal
Fri, Oct 10 - Mon, Oct 20
Logo
9:56 am - 8:15 amAUS-BIO
39h 19m3 stops
Logo
7:40 am - 11:17 amBIO-AUS
34h 37m3 stops
$1,183
Find Deal
Fri, Oct 10 - Mon, Oct 20

Lufthansa flights from Austin to Bilbao

Our best Lufthansa deals on Austin to Bilbao flight tickets
Lufthansa
Oct 10
AUS4:55 pmAustin Bergstrom
17h 55m
2 stops
BIO5:50 pmBilbao
Oct 20
BIO7:10 pmBilbao
32h 16m
2 stops
AUS8:26 pmAustin Bergstrom
$625
Find similar
Lufthansa
Oct 10
AUS4:05 pmAustin Bergstrom
19h 20m
1 stop
BIO6:25 pmBilbao
Oct 20
BIO7:10 pmBilbao
32h 16m
2 stops
AUS8:26 pmAustin Bergstrom
$735
Find similar
Lufthansa
Oct 10
AUS4:05 pmAustin Bergstrom
23h 45m
1 stop
BIO10:50 pmBilbao
Oct 20
BIO6:45 amBilbao
14h 35m
1 stop
AUS2:20 pmAustin Bergstrom
$817
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Austin to Bilbao that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Austin to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinBilbao

AUS - BIO

AUSBIO

Austin Bergstrom

Fri 10/10

4:55 pm-5:50 pm

2 stops17h 55m

Bilbao

Mon 10/20

7:10 pm-8:26 pm

2 stops32h 16m

$625

AustinBilbao

AUS - BIO

AUSBIO

Austin Bergstrom

Fri 10/10

4:55 pm-5:50 pm

2 stops17h 55m

Bilbao

Mon 10/20

6:45 am-3:20 pm

3 stops39h 35m

$667

AustinBilbao

AUS - BIO

AUSBIO

Austin Bergstrom

Fri 10/10

4:05 pm-6:25 pm

1 stop19h 20m

Bilbao

Mon 10/20

7:10 pm-8:26 pm

2 stops32h 16m

$735

AustinBilbao

AUS - BIO

AUSBIO

Austin Bergstrom

Fri 10/10

4:05 pm-10:50 pm

1 stop23h 45m

Bilbao

Mon 10/20

6:45 am-2:20 pm

1 stop14h 35m

$817

AustinBilbao

AUS - BIO

AUSBIO

Austin Bergstrom

Fri 10/10

9:56 am-8:15 am

3 stops39h 19m

Bilbao

Mon 10/20

7:40 am-11:17 am

3 stops34h 37m

$1,183

AustinBilbao

AUS - BIO

AUSBIO

Austin Bergstrom

Sat 9/20

5:45 am-10:40 pm

3 stops57h 55m

$401

AustinBilbao

AUS - BIO

AUSBIO

Austin Bergstrom

Sat 9/20

6:06 pm-9:55 pm

2 stops44h 49m

$520

AustinBilbao

AUS - BIO

AUSBIO

Austin Bergstrom

Sat 9/20

4:05 pm-10:50 pm

1 stop23h 45m

$551

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Bilbao from

How to get the cheapest flight ticket from Austin to Bilbao

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Bilbao?

The cheapest month to fly to Bilbao from Austin is in October. Flight prices, which tend to average around $603, are often lower during this time because this is during the off-season. If you’re not able to fly to Bilbao in October, then January is your next best option. Flight prices from Austin to Bilbao during January average around $657.

What is the cheapest day to depart on your flight to Bilbao?

The cheapest day to depart from Austin to Bilbao is on a Friday. Travelers who choose to depart for Bilbao on a Friday will often find tickets for as low as $1,058. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $1,428. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bilbao.

What is the cheapest time of day to depart on your flight to Bilbao?

Our most recent data shows that the best time of day to fly to Bilbao is at noon. Flights from Austin to Bilbao during this time can be as low as $824. In the evening is when there is more demand to fly to Bilbao, so prices are often more expensive at around $1,478 per ticket.

When to book flights from Austin to Bilbao

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to Bilbao according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Austin to Bilbao (AUS to BIO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Bilbao

Direct flights

None
There are no direct flights from Austin to Bilbao. There are no popular flight routes from Austin to Bilbao.
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  • How far is Austin Bergstrom to Bilbao by plane?

    Bilbao is 5038.5 mi away from Austin Bergstrom. By plane, this route typically takes 17h 55m.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Bilbao Airport?

    Prices for flights from Austin Bergstrom Airport to Bilbao Airport refresh daily.

  • How many operators does momondo search for flights from Austin Bergstrom Airport to Bilbao Airport?

  • How old do you have to be to fly from Austin Bergstrom Airport to Bilbao Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Bilbao Airport.

  • What documentation or ID do you need to fly to Bilbao Airport?

    The necessary travel and health documents for your Bilbao Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Austin to Bilbao?

Best airlines flying from Austin to Bilbao

Compare and see reviews for airlines that fly from Austin to Bilbao with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $594Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights
DeltaPriceFrom $695Free CancellationRating
7.9
7,954 reviews
Search Delta flights
United AirlinesPriceFrom $699Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights

Traveling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Getxo
Laredo
Lekeitio

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Bilbao?

Finding the right flight to Bilbao from Austin is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Bilbao quick and easy, saving you time and money.

Can I find flights from Austin to Bilbao with flexible booking policies on momondo?

momondo does allow users to show only those flights to Bilbao from Austin which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Austin to Bilbao?

momondo helps you find the best flight between Austin and Bilbao by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Austin to Bilbao right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Austin to Bilbao flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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