$100 Cheap Flights from Athens (ATH) to Bilbao (BIO)

View $100 flight on Fri, Apr 10, 2026Opens in a new window

Popular airlines from Athens Intl. Airport (ATH) to Bilbao Airport (BIO)

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Cheap Flights from Athens to Bilbao (ATH-BIO)

Prices were available within the past 7 days and start at $100 for one-way flights and $177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Volotea
Mon, Oct 6 - Thu, Oct 23
ATH
Athens
BIO
Bilbao
$177 Roundtrip, found 18 hours ago
$177
Roundtrip
found 18 hours ago
Select Volotea flight, departing Mon, Oct 6 from Athens to Bilbao, returning Thu, Oct 23, priced at $177 found 18 hours ago
Volotea
Mon, Sep 8 - Thu, Sep 25
ATH
Athens
BIO
Bilbao
$193 Roundtrip, found 5 days ago
$193
Roundtrip
found 5 days ago
Select Volotea flight, departing Mon, Sep 8 from Athens to Bilbao, returning Thu, Sep 25, priced at $193 found 5 days ago
Volotea
Mon, Oct 6 - Thu, Oct 9
ATH
Athens
BIO
Bilbao
$200 Roundtrip, found 5 days ago
$200
Roundtrip
found 5 days ago
Select Volotea flight, departing Mon, Oct 6 from Athens to Bilbao, returning Thu, Oct 9, priced at $200 found 5 days ago
Volotea
Mon, Sep 22 - Mon, Oct 6
ATH
Athens
BIO
Bilbao
$205 Roundtrip, found 5 days ago
$205
Roundtrip
found 5 days ago
Select Volotea flight, departing Mon, Sep 22 from Athens to Bilbao, returning Mon, Oct 6, priced at $205 found 5 days ago
Aegean
Fri, Apr 10 - Tue, Apr 14
ATH
Athens
BIO
Bilbao
$210 Roundtrip, found 3 days ago
$210
Roundtrip
found 3 days ago
Select Aegean flight, departing Fri, Apr 10 from Athens to Bilbao, returning Tue, Apr 14, priced at $210 found 3 days ago
Volotea
Mon, Sep 22 - Thu, Oct 9
ATH
Athens
BIO
Bilbao
$213 Roundtrip, found 5 days ago
$213
Roundtrip
found 5 days ago
Select Volotea flight, departing Mon, Sep 22 from Athens to Bilbao, returning Thu, Oct 9, priced at $213 found 5 days ago
Volotea
Mon, Sep 8 - Thu, Sep 11
ATH
Athens
BIO
Bilbao
$221 Roundtrip, found 6 days ago
$221
Roundtrip
found 6 days ago
Select Volotea flight, departing Mon, Sep 8 from Athens to Bilbao, returning Thu, Sep 11, priced at $221 found 6 days ago
Brussels Airlines
Thu, Oct 16 - Fri, Oct 24
ATH
Athens
BIO
Bilbao
$240 Roundtrip, found 2 days ago
$240
Roundtrip
found 2 days ago
Select Brussels Airlines flight, departing Thu, Oct 16 from Athens to Bilbao, returning Fri, Oct 24, priced at $240 found 2 days ago
Air Europa
Fri, Sep 5 - Sun, Sep 21
ATH
Athens
BIO
Bilbao
$270 Roundtrip, found 5 days ago
$270
Roundtrip
found 5 days ago
Select Air Europa flight, departing Fri, Sep 5 from Athens to Bilbao, returning Sun, Sep 21, priced at $270 found 5 days ago
Lufthansa
Wed, Oct 15 - Thu, Oct 23
ATH
Athens
BIO
Bilbao
$289 Roundtrip, found 2 days ago
$289
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Oct 15 from Athens to Bilbao, returning Thu, Oct 23, priced at $289 found 2 days ago

Alternative airports near Bilbao

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

Select flight to Bilbao Airport BIO. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $407
BIO
Bilbao Airport
CheapestClosest
Average driving time to city center13 min
Flights from $407
Flights from Athens (ATH) to Bilbao (BIO)
Origin airport
Eleftherios Venizelos
Destination airport
Bilbao
Airlines serving
Aegean, Air Europa, Air Serbia, Austrian Airlines, Brussels Airlines, Iberia, Lufthansa, Swiss International Air Lines, Volotea
Roundtrip price
$176
Distance
1449 mi
Average flight time
3 hours 40 mins

Athens to Bilbao Flights

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

 

The best time to book a flight from Athens to Bilbao

Sunday is one of the best days to book for cheap flights from Athens 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 Athens 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 Athens to Bilbao in 2025. You can also book with separate airlines for your outbound and return journeys, from $100 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 Athens 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 Athens 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 Eleftherios Venizelos Airport (ATH) to Bilbao Airport (BIO) cost?
Grab a cheap one-way flight from $100 or cheap return flight from $177 from Eleftherios Venizelos Airport (ATH) to Bilbao Airport (BIO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Eleftherios Venizelos Airport (ATH) to Bilbao Airport (BIO)?
October is the most affordable month to fly from ATH to BIO. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from Eleftherios Venizelos Airport (ATH) to Bilbao Airport (BIO)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from ATH to BIO. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Eleftherios Venizelos Airport (ATH) to Bilbao Airport (BIO)?
There are no daily direct flights departing from Eleftherios Venizelos Airport (ATH) to Bilbao Airport (BIO). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from ATH to BIO?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from ATH to BIO?
Volotea has the best performance for on-time direct flights from Eleftherios Venizelos Airport (ATH) to Bilbao Airport (BIO), with an on-time score of 87%. Use the Expedia App to check your journey status before you leave and get notified of any trip changes.
What is the best time to fly from Eleftherios Venizelos Airport (ATH) to Bilbao Airport (BIO)?
To avoid potential delays on the Eleftherios Venizelos Airport (ATH) to Bilbao Airport (BIO) route, aim to travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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 Eleftherios Venizelos Airport (ATH) to Bilbao Airport (BIO) last-minute?
Last-minute bookings from ATH to BIO are typically more expensive. To secure the cheapest rates, start searching for flights as early as possible. That being said, if you're flexible with your travel plans, it's possible to find a cheap ticket just before your departure.
Is it cheaper to book an ATH to BIO flight and hotel package?
Compared with arranging hotels and flights separately, booking an ATH to BIO flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place will take the stress out of planning your trip. Just pick your flights and choose from our wide range of hotels, then personalize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Eleftherios Venizelos Airport (ATH) to Bilbao Airport (BIO)?
Usually, it's possible to reschedule or cancel your ATH to BIO flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.