$30 Cheap Flights from Sofia (SOF) to Karlsruhe Baden-Baden (FKB)

View $30 flight on Mon, Nov 17, 2025Opens in a new window

Popular airlines from Sofia Airport (SOF) to Karlsruhe Baden-Baden (FKB-Baden Airpark)

Cheap Flights from Sofia to Karlsruhe Baden-Baden (SOF-FKB)

Prices were available within the past 7 days and start at $30 for one-way flights and $61 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Sat, Nov 15 - Mon, Nov 17
SOF
Sofia
FKB
Karlsruhe
$61 Roundtrip, found 3 days ago
$61
Roundtrip
found 3 days ago
Select Ryanair flight, departing Sat, Nov 15 from Sofia to Karlsruhe, returning Mon, Nov 17, priced at $61 found 3 days ago
Ryanair
Tue, Dec 30 - Thu, Jan 1
SOF
Sofia
FKB
Karlsruhe
$77 Roundtrip, found 5 days ago
$77
Roundtrip
found 5 days ago
Select Ryanair flight, departing Tue, Dec 30 from Sofia to Karlsruhe, returning Thu, Jan 1, priced at $77 found 5 days ago
Flights from Sofia (SOF) to Karlsruhe Baden-Baden (FKB)
Origin airport
Sofia
Destination airport
Baden Airpark
Roundtrip price
$60
Distance
847 mi
Average flight time
2 hours 20 mins

Sofia to Karlsruhe Baden-Baden Flights

The cheapest times to fly from Sofia to Karlsruhe Baden-Baden

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

 

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

Sunday is one of the best days to book for cheap flights from Sofia to Karlsruhe Baden-Baden: 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 Sofia to Karlsruhe Baden-Baden

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 Sofia to Karlsruhe Baden-Baden in 2025. You can also book with separate airlines for your outbound and return journeys, from $30 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 Sofia to Karlsruhe Baden-Baden 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 Sofia to Karlsruhe Baden-Baden 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 Sofia Airport (SOF) to Baden Airpark Airport (FKB) cost?
Get a cheap one-way flight from $30 or cheap return flight from $61 from Sofia Airport (SOF) to Baden Airpark Airport (FKB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Sofia Airport (SOF) to Baden Airpark Airport (FKB)?
Traveling in November can help you save, as it's the cheapest month for flights between SOF and FKB. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Sofia Airport (SOF) to Baden Airpark Airport (FKB)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SOF to FKB flight.
How many flights per day from Sofia Airport (SOF) to Baden Airpark Airport (FKB)?
On average you can take your pick of 4 direct flights each week from Sofia Airport (SOF) to Baden Airpark Airport (FKB). For more options, consider flights with layovers. Simply enter your dates on Expedia and then filter your search to show one stop or more.
What are the most popular departure times for flights from Sofia Airport (SOF) to Baden Airpark Airport (FKB)?
More travelers fly between SOF and FKB at 5 AM than at any other point in the day. Looking to skip the crowds? Pick a flight outside the busiest times and it's possible you'll save on your fare as well.
What day of the week has the most flights from SOF to FKB?
If you fly on a Friday, you'll get the biggest range of options for flights from Sofia Airport (SOF) to Baden Airpark Airport (FKB).
What is the earliest flight from Sofia Airport (SOF) to Baden Airpark Airport (FKB)?
The first flight of the day departing from Sofia Airport (SOF) is at around 5:45AM UTC+2. Board this flight and you'll arrive at Baden Airpark Airport (FKB) at approximately 7:15AM UTC+1. The entire trip takes 2h 30m.
How long does it take to fly from Sofia Airport (SOF) to Baden Airpark Airport (FKB)?
It takes around 2 hours and 30 minutes to fly the 850 mi from SOF to FKB.
What is the best time to fly from Sofia Airport (SOF) to Baden Airpark Airport (FKB)?
Select a flight from Sofia Airport (SOF) to Baden Airpark Airport (FKB) that takes off before 3 PM to reduce the risk of cancellations. Departures later than this 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.
What airports do you fly into for Karlsruhe from Sofia Airport (SOF)?
You'll touch down at Stuttgart Airport (STR) or Baden Airpark Airport (FKB) when traveling to Karlsruhe on a direct flight from Sofia Airport (SOF).
Is it cheaper to buy a plane ticket from Sofia Airport (SOF) to Baden Airpark Airport (FKB) last-minute?
Last-minute fares from SOF to FKB are typically more expensive. To secure the lowest prices, start searching for flights well in advance. That said, if you can play around with your travel dates, you may score a cheap ticket just before your departure.
Is it cheaper to book a SOF to FKB flight and hotel package?
Compared with arranging flights and hotels separately, booking a SOF to FKB flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one place will take the stress out of planning your trip. Simply secure your flights and select from our wide range of hotels, then personalize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Sofia Airport (SOF) to Baden Airpark Airport (FKB)?
In most cases, you can cancel or reschedule your SOF to FKB flight. However, additional charges 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 need more details, head to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.