$400 Cheap Flights from Karlsruhe Baden-Baden (FKB) to Bilbao (BIO)

View $400 flight on Wed, Jun 4, 2025Opens in a new window

Popular airlines from Karlsruhe Baden-Baden (FKB-Baden Airpark) to Bilbao Airport (BIO)

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Cheap Flights from Karlsruhe Baden-Baden to Bilbao (FKB-BIO)

Prices were available within the past 7 days and start at $400 for one-way flights and $421 for roundtrip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Lufthansa
Fri, Jun 27 - Sun, Jun 29
KJR
Karlsruhe
BIO
Bilbao
$421
Roundtrip
Found 2 days ago
Select Lufthansa flight, departing Fri, Jun 27 from Karlsruhe to Bilbao, returning Sun, Jun 29, priced at $421 Found 2 days ago
Lufthansa
Fri, Jun 27 - Sun, Jun 29
KJR
Karlsruhe
BIO
Bilbao
$456
Roundtrip
Found 2 days ago
Select Lufthansa flight, departing Fri, Jun 27 from Karlsruhe to Bilbao, returning Sun, Jun 29, priced at $456 Found 2 days ago
Lufthansa
Fri, Jun 27 - Sun, Jun 29
KJR
Karlsruhe
BIO
Bilbao
$492
Roundtrip
Found 2 days ago
Select Lufthansa flight, departing Fri, Jun 27 from Karlsruhe to Bilbao, returning Sun, Jun 29, priced at $492 Found 2 days ago
Lufthansa
Sun, Jul 13 - Sun, Jul 20
KJR
Karlsruhe
BIO
Bilbao
$494
Roundtrip
Found 3 days ago
Select Lufthansa flight, departing Sun, Jul 13 from Karlsruhe to Bilbao, returning Sun, Jul 20, priced at $494 Found 3 days ago
Lufthansa
Fri, Jun 27 - Sun, Jun 29
KJR
Karlsruhe
BIO
Bilbao
$496
Roundtrip
Found 2 days ago
Select Lufthansa flight, departing Fri, Jun 27 from Karlsruhe to Bilbao, returning Sun, Jun 29, priced at $496 Found 2 days ago
Lufthansa
Sun, Jul 13 - Sun, Jul 20
KJR
Karlsruhe
BIO
Bilbao
$498
Roundtrip
Found 3 days ago
Select Lufthansa flight, departing Sun, Jul 13 from Karlsruhe to Bilbao, returning Sun, Jul 20, priced at $498 Found 3 days ago
Lufthansa
Fri, Jun 27 - Sun, Jun 29
KJR
Karlsruhe
BIO
Bilbao
$513
Roundtrip
Found 2 days ago
Select Lufthansa flight, departing Fri, Jun 27 from Karlsruhe to Bilbao, returning Sun, Jun 29, priced at $513 Found 2 days ago
Lufthansa
Fri, Jun 27 - Sun, Jun 29
KJR
Karlsruhe
BIO
Bilbao
$533
Roundtrip
Found 2 days ago
Select Lufthansa flight, departing Fri, Jun 27 from Karlsruhe to Bilbao, returning Sun, Jun 29, priced at $533 Found 2 days ago
Lufthansa
Sun, Jul 13 - Sun, Jul 20
KJR
Karlsruhe
BIO
Bilbao
$534
Roundtrip
Found 3 days ago
Select Lufthansa flight, departing Sun, Jul 13 from Karlsruhe to Bilbao, returning Sun, Jul 20, priced at $534 Found 3 days ago
Lufthansa
Fri, Jun 27 - Sun, Jun 29
KJR
Karlsruhe
BIO
Bilbao
$540
Roundtrip
Found 2 days ago
Select Lufthansa flight, departing Fri, Jun 27 from Karlsruhe to Bilbao, returning Sun, Jun 29, priced at $540 Found 2 days ago
Flights from Karlsruhe (KJR) to Bilbao (BIO)
Origin airport
Karlsruhe Train Station
Destination airport
Bilbao
Roundtrip price
$420
Distance
667 mi

Karlsruhe Baden-Baden to Bilbao Flights

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

 

The best time to book a flight from Karlsruhe Baden-Baden to Bilbao

Sunday is one of the best days to book for cheap flights from Karlsruhe Baden-Baden 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 Karlsruhe Baden-Baden 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 Karlsruhe Baden-Baden to Bilbao in 2025. You can also book with separate airlines for your outbound and return journeys, from $400 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 Karlsruhe Baden-Baden 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 Karlsruhe Baden-Baden 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 Baden Airpark Airport (FKB) to Bilbao Airport (BIO) cost?
Discover the latest flight deals from FKB to BIO 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 FKB to BIO?
The cheapest flights from FKB to BIO 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 FKB to BIO?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from FKB to BIO. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Baden Airpark Airport (FKB) to Bilbao Airport (BIO)?
You’ll need to take a flight with a layover if you’re traveling from Baden Airpark Airport (FKB) to Bilbao Airport (BIO). Direct flights don’t operate daily on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from FKB to BIO?
You’ll generally find Tuesday the quietest day for flights, while Fridays tend to be 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 Baden Airpark Airport (FKB) to Bilbao Airport (BIO)?
Choose a flight from Baden Airpark Airport (FKB) to Bilbao Airport (BIO) that leaves before 3 PM to reduce the likelihood of delays. Departures after this time have a 22% higher chance of being canceled, on average.**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 Baden Airpark Airport (FKB) to Bilbao Airport (BIO) last-minute?
Holding off until just before your trip to book a ticket from FKB to BIO often results in higher prices. While you might find some last-minute deals, they aren’t always guaranteed. Allow some flexibility in your schedule to maximize your chances of getting a bargain.
Is it cheaper to book a FKB to BIO flight and hotel package?
Compared with arranging flights and hotels separately, booking a FKB to BIO flight and hotel package with Expedia could result in significant savings. Better yet, managing everything in one place will take the hassle out of travel planning. Just secure your flights and choose from our extensive range of hotels, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Baden Airpark Airport (FKB) to Bilbao Airport (BIO)?
Usually, it’s possible to cancel or reschedule your FKB to BIO flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find more details on our Customer Service portal.

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*Available to One Key members.