$171 Cheap Flights from Bilbao (BIO) to Cologne (CGN)

View $171 flight on Tue, Dec 9, 2025Opens in a new window

Popular airlines from Bilbao Airport (BIO) to Cologne - Bonn Airport (CGN)

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Cheap Flights from Bilbao to Cologne (BIO-CGN)

Prices were available within the past 7 days and start at $171 for one-way flights and $214 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Sat, Nov 8 - Sat, Nov 15
BIO
Bilbao
CGN
Cologne
$214 Roundtrip, found 3 days ago
$214
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Nov 8 from Bilbao to Cologne, returning Sat, Nov 15, priced at $214 found 3 days ago
Lufthansa
Tue, Feb 3 - Sun, Feb 15
BIO
Bilbao
CGN
Cologne
$217 Roundtrip, found 6 days ago
$217
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Tue, Feb 3 from Bilbao to Cologne, returning Sun, Feb 15, priced at $217 found 6 days ago
Lufthansa
Thu, Nov 6 - Thu, Nov 13
BIO
Bilbao
CGN
Cologne
$224 Roundtrip, found 5 days ago
$224
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Nov 6 from Bilbao to Cologne, returning Thu, Nov 13, priced at $224 found 5 days ago
Lufthansa
Thu, Nov 6 - Thu, Nov 13
BIO
Bilbao
CGN
Cologne
$229 Roundtrip, found 5 days ago
$229
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Nov 6 from Bilbao to Cologne, returning Thu, Nov 13, priced at $229 found 5 days ago
Lufthansa
Tue, Feb 3 - Sun, Feb 15
BIO
Bilbao
CGN
Cologne
$232 Roundtrip, found 6 days ago
$232
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Tue, Feb 3 from Bilbao to Cologne, returning Sun, Feb 15, priced at $232 found 6 days ago
Lufthansa
Tue, Feb 3 - Sun, Feb 15
BIO
Bilbao
CGN
Cologne
$235 Roundtrip, found 6 days ago
$235
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Tue, Feb 3 from Bilbao to Cologne, returning Sun, Feb 15, priced at $235 found 6 days ago
Lufthansa
Sat, Nov 8 - Sat, Nov 15
BIO
Bilbao
CGN
Cologne
$238 Roundtrip, found 3 days ago
$238
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Nov 8 from Bilbao to Cologne, returning Sat, Nov 15, priced at $238 found 3 days ago
Lufthansa
Sat, Nov 8 - Sat, Nov 15
BIO
Bilbao
CGN
Cologne
$242 Roundtrip, found 3 days ago
$242
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Nov 8 from Bilbao to Cologne, returning Sat, Nov 15, priced at $242 found 3 days ago
Lufthansa
Thu, Nov 6 - Thu, Nov 13
BIO
Bilbao
CGN
Cologne
$244 Roundtrip, found 5 days ago
$244
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Nov 6 from Bilbao to Cologne, returning Thu, Nov 13, priced at $244 found 5 days ago
Swiss International Air Lines
Fri, Oct 3 - Mon, Oct 6
BIO
Bilbao
CGN
Cologne
$1,217 Roundtrip, found 1 day ago
$1,217
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Fri, Oct 3 from Bilbao to Cologne, returning Mon, Oct 6, priced at $1,217 found 1 day ago

Frequently asked questions

How much does a flight from Bilbao Airport (BIO) to Cologne - Bonn Airport (CGN) cost?
Grab a cheap one-way flight from $171 or cheap return flight from $214 from Bilbao Airport (BIO) to Cologne - Bonn Airport (CGN) 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 Bilbao Airport (BIO) to Cologne - Bonn Airport (CGN)?
The cheapest month to fly from BIO to CGN is November, when demand is low. Off-peak months are generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Bilbao Airport (BIO) to Cologne - Bonn Airport (CGN)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest BIO to CGN flight.
How many flights per day from Bilbao Airport (BIO) to Cologne - Bonn Airport (CGN)?
There are no daily nonstop flights available from Bilbao Airport (BIO) to Cologne - Bonn Airport (CGN). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from BIO to CGN?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Bilbao Airport (BIO) to Cologne - Bonn Airport (CGN)?
To avoid potential delays on the Bilbao Airport (BIO) to Cologne - Bonn Airport (CGN) 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.
What airports do you fly into for Cologne from Bilbao Airport (BIO)?
Duesseldorf Intl. Airport (DUS) is the only airport in Cologne with direct flights from Bilbao Airport (BIO). Check out the options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Bilbao Airport (BIO) to Cologne - Bonn Airport (CGN) last-minute?
Last-minute fares from BIO to CGN are usually more expensive. For the best prices, start looking for flights as soon as possible. That being said, if you're flexible with your travel plans, you may land a cheap fare right before your trip.
Is it cheaper to book a BIO to CGN flight and hotel package?
Compared with arranging flights and hotels separately, booking a BIO to CGN flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place takes the hassle out of planning your trip. Simply secure your flights and select from our wide range of stays, then customize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Bilbao Airport (BIO) to Cologne - Bonn Airport (CGN)?
Typically, you're able to reschedule or cancel your BIO to CGN flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you need more information, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Bilbao
Destination airport
Cologne - Bonn
Airlines serving
Lufthansa
Roundtrip price
$214
Distance
703 mi

Book with confidence

Book with confidence

Bilbao to Cologne Flights

The cheapest times to fly from Bilbao to Cologne

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

 

The best time to book a flight from Bilbao to Cologne

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

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 Bilbao to Cologne in 2025. You can also book with separate airlines for your outbound and return journeys, from $171 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 Bilbao to Cologne 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 Bilbao to Cologne 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.

 

Bilbao to Cologne Flights

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*Available to One Key members.