$519 Cheap Flights from Asuncion (ASU) to Bilbao (BIO)

View $519 flight on Thu, Nov 6, 2025Opens in a new window

Popular airlines from Asuncion (ASU-Silvio Pettirossi Intl.) to Bilbao Airport (BIO)

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Cheap Flights from Asuncion to Bilbao (ASU-BIO)

Prices were available within the past 7 days and start at $519 for one-way flights and $1,121 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Europa
Fri, Apr 10 - Thu, Apr 16
ASU
Asuncion
BIO
Bilbao
$1,121 Roundtrip, found 17 hours ago
$1,121
Roundtrip
found 17 hours ago
Select Air Europa flight, departing Fri, Apr 10 from Asuncion to Bilbao, returning Thu, Apr 16, priced at $1,121 found 17 hours ago
Air Europa
Fri, Apr 10 - Thu, Apr 16
ASU
Asuncion
BIO
Bilbao
$1,130 Roundtrip, found 17 hours ago
$1,130
Roundtrip
found 17 hours ago
Select Air Europa flight, departing Fri, Apr 10 from Asuncion to Bilbao, returning Thu, Apr 16, priced at $1,130 found 17 hours ago
Air Europa
Fri, Apr 10 - Thu, Apr 16
ASU
Asuncion
BIO
Bilbao
$1,132 Roundtrip, found 17 hours ago
$1,132
Roundtrip
found 17 hours ago
Select Air Europa flight, departing Fri, Apr 10 from Asuncion to Bilbao, returning Thu, Apr 16, priced at $1,132 found 17 hours ago
Air Europa
Fri, Apr 10 - Thu, Apr 16
ASU
Asuncion
BIO
Bilbao
$1,141 Roundtrip, found 17 hours ago
$1,141
Roundtrip
found 17 hours ago
Select Air Europa flight, departing Fri, Apr 10 from Asuncion to Bilbao, returning Thu, Apr 16, priced at $1,141 found 17 hours ago
GOL Linhas Aereas S.A.
Sat, Dec 27 - Thu, Mar 5
ASU
Asuncion
BIO
Bilbao
$1,163 Roundtrip, found 4 days ago
$1,163
Roundtrip
found 4 days ago
Select GOL Linhas Aereas S.A. flight, departing Sat, Dec 27 from Asuncion to Bilbao, returning Thu, Mar 5, priced at $1,163 found 4 days ago
GOL Linhas Aereas S.A.
Thu, Sep 18 - Sat, Sep 20
ASU
Asuncion
BIO
Bilbao
$1,179 Roundtrip, found 3 days ago
$1,179
Roundtrip
found 3 days ago
Select GOL Linhas Aereas S.A. flight, departing Thu, Sep 18 from Asuncion to Bilbao, returning Sat, Sep 20, priced at $1,179 found 3 days ago
GOL Linhas Aereas S.A.
Sun, Nov 9 - Sun, Nov 30
ASU
Asuncion
BIO
Bilbao
$1,181 Roundtrip, found 2 days ago
$1,181
Roundtrip
found 2 days ago
Select GOL Linhas Aereas S.A. flight, departing Sun, Nov 9 from Asuncion to Bilbao, returning Sun, Nov 30, priced at $1,181 found 2 days ago
GOL Linhas Aereas S.A.
Wed, Oct 1 - Thu, Oct 9
ASU
Asuncion
BIO
Bilbao
$1,186 Roundtrip, found 5 days ago
$1,186
Roundtrip
found 5 days ago
Select GOL Linhas Aereas S.A. flight, departing Wed, Oct 1 from Asuncion to Bilbao, returning Thu, Oct 9, priced at $1,186 found 5 days ago
LATAM Airlines Group
Fri, Apr 10 - Thu, Apr 16
ASU
Asuncion
BIO
Bilbao
$1,345 Roundtrip, found 17 hours ago
$1,345
Roundtrip
found 17 hours ago
Select LATAM Airlines Group flight, departing Fri, Apr 10 from Asuncion to Bilbao, returning Thu, Apr 16, priced at $1,345 found 17 hours ago
Air France
Tue, Sep 16 - Tue, Sep 23
ASU
Asuncion
BIO
Bilbao
$1,708 Roundtrip, found 3 days ago
$1,708
Roundtrip
found 3 days ago
Select Air France flight, departing Tue, Sep 16 from Asuncion to Bilbao, returning Tue, Sep 23, priced at $1,708 found 3 days ago
Flights from Asuncion (ASU) to Bilbao (BIO)
Origin airport
Silvio Pettirossi Intl.
Destination airport
Bilbao
Roundtrip price
$1,121
Distance
5866 mi

Asuncion to Bilbao Flights

The cheapest times to fly from Asuncion 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 Asuncion to Bilbao are during the month of April. You can find some of the cheapest flights from Asuncion to Bilbao with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Asuncion to Bilbao

Sunday is one of the best days to book for cheap flights from Asuncion 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 Asuncion 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 Asuncion to Bilbao in 2025. You can also book with separate airlines for your outbound and return journeys, from $519 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 Asuncion 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 Asuncion 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.

 

Frequently asked questions

How much does a flight from Silvio Pettirossi Intl. Airport (ASU) to Bilbao Airport (BIO) cost?
Snag a cheap one-way flight from $519 or cheap return flight from $1,121 from Silvio Pettirossi Intl. Airport (ASU) to Bilbao Airport (BIO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Silvio Pettirossi Intl. Airport (ASU) to Bilbao Airport (BIO)?
Planning your trip for April can help you save, as it's the cheapest month for flights between ASU and BIO. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Silvio Pettirossi Intl. Airport (ASU) to Bilbao Airport (BIO)?
To find the cheapest airline flying from ASU to BIO, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Silvio Pettirossi Intl. Airport (ASU) to Bilbao Airport (BIO)?
Direct flights from Silvio Pettirossi Intl. Airport (ASU) to Bilbao Airport (BIO) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ASU to BIO?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Silvio Pettirossi Intl. Airport (ASU) to Bilbao Airport (BIO)?
To reach Bilbao Airport (BIO) on schedule, opt for a flight that leaves Silvio Pettirossi Intl. Airport (ASU) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Silvio Pettirossi Intl. Airport (ASU) to Bilbao Airport (BIO) last-minute?
Booking your flight from ASU to BIO shortly before your journey is generally more expensive. However, if you're flexible with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book an ASU to BIO flight and hotel package?
Compared with arranging flights and hotels separately, booking an ASU to BIO flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one easy place will take the hassle out of travel planning. Just pick your flights and choose from our wide range of stays, then personalize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Silvio Pettirossi Intl. Airport (ASU) to Bilbao Airport (BIO)?
In most instances, you can reschedule or cancel your ASU to BIO flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you'd like more details, head to our Customer Service portal.

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*Available to One Key members.