Cheap Flights from Karlsruhe / Baden-Baden to Sofia

Compare Karlsruhe / Baden-Baden to Sofia flight deals

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Flight deals from Karlsruhe / Baden-Baden to Sofia

Looking for a cheap last-minute deal or the best return flight from Karlsruhe / Baden-Baden Airport to Sofia Airport? If you want to travel next month, return fares start from R 1,918. Find the lowest prices on one-way and return tickets right here.

Sofia.R 415 per passenger.Departing Mon, 31 Aug.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Karlsruhe / Baden-Baden on Mon, 31 Aug, arriving in Sofia.Price includes taxes and charges.From R 415, select.

Sofia.R 735 per passenger.Departing Fri, 18 Sep.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Karlsruhe / Baden-Baden on Fri, 18 Sep, arriving in Sofia.Price includes taxes and charges.From R 735, select.

Sofia.R 736 per passenger.Departing Mon, 5 Oct.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Karlsruhe / Baden-Baden on Mon, 5 Oct, arriving in Sofia.Price includes taxes and charges.From R 736, select.

Sofia.R 736 per passenger.Departing Fri, 11 Dec.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Karlsruhe / Baden-Baden on Fri, 11 Dec, arriving in Sofia.Price includes taxes and charges.From R 736, select.

Sofia.R 736 per passenger.Departing Fri, 26 Feb.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Karlsruhe / Baden-Baden on Fri, 26 Feb, arriving in Sofia.Price includes taxes and charges.From R 736, select.

Sofia.R 736 per passenger.Departing Fri, 8 Jan.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Karlsruhe / Baden-Baden on Fri, 8 Jan, arriving in Sofia.Price includes taxes and charges.From R 736, select.

Sofia.R 736 per passenger.Departing Wed, 4 Nov.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Karlsruhe / Baden-Baden on Wed, 4 Nov, arriving in Sofia.Price includes taxes and charges.From R 736, select.

Sofia.R 1,056 per passenger.Departing Wed, 24 Mar.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Karlsruhe / Baden-Baden on Wed, 24 Mar, arriving in Sofia.Price includes taxes and charges.From R 1,056, select.

Sofia.R 1,113 per passenger.Departing Wed, 8 Jul.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Karlsruhe / Baden-Baden on Wed, 8 Jul, arriving in Sofia.Price includes taxes and charges.From R 1,113, select.

Sofia.R 1,453 per passenger.Departing Tue, 23 Jun.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Karlsruhe / Baden-Baden on Tue, 23 Jun, arriving in Sofia.Price includes taxes and charges.From R 1,453, select.

Sofia.R 2,038 per passenger.Departing Fri, 24 Jul.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Karlsruhe / Baden-Baden on Fri, 24 Jul, arriving in Sofia.Price includes taxes and charges.From R 2,038, select.

Sofia.R 2,207 per passenger.Departing Fri, 26 Jun.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from Karlsruhe / Baden-Baden on Fri, 26 Jun, arriving in Sofia.Price includes taxes and charges.From R 2,207, select.

Find the cheapest month to fly from Karlsruhe / Baden-Baden to Sofia

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Karlsruhe / Baden-Baden to Sofia flights are currently cheapest in August.

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Direct flights from Karlsruhe / Baden-Baden to Sofia

Karlsruhe / Baden-Baden to Sofia: Alternative routes

Compare routes from Karlsruhe / Baden-Baden to Sofia below. You may find an airport to fly into that's cheaper, faster, or easier than Sofia.

Sofia

7km from central Sofia

ClosestCheapest

from R 415

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Baden-Baden to Sofia: Flight information

The things to know before you go.

Cheapest flight found	R 415
Cheapest month to fly	August
Average flight time	2 hrs, 15 mins
Most popular airline	Ryanair
Average flights per week	6

Finding cheap flights from Karlsruhe / Baden-Baden to Sofia: Frequently asked questions

How much are return flights from Karlsruhe / Baden-Baden to Sofia?

The best price we found for a return flight from Karlsruhe / Baden-Baden to Sofia is R 1,421. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Karlsruhe / Baden-Baden to Sofia?

2 hours and 15 minutes is the average flight time from Karlsruhe / Baden-Baden to Sofia.

Which airlines fly direct from Karlsruhe / Baden-Baden to Sofia?

Ryanair, Malta Air and Buzz fly direct from Karlsruhe / Baden-Baden to Sofia.

How many flights are there a week from Karlsruhe / Baden-Baden to Sofia?

As of June 2026, there are 6 flights per week flying from Karlsruhe / Baden-Baden to Sofia.

When is the cheapest time to fly from Karlsruhe / Baden-Baden to Sofia?

The cheapest month to fly from Karlsruhe / Baden-Baden to Sofia is usually August.

Which upcoming date is cheapest to fly from Karlsruhe / Baden-Baden Airport to Sofia Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Karlsruhe / Baden-Baden Airport to Sofia Airport on Monday, 31 August 2026.

Can I get a direct flight from Karlsruhe / Baden-Baden Airport to Sofia Airport?

Yes – the average flight time is 2 hours and 15 minutes.

How can I find the best flight deal to Sofia?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sofia but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Sofia?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sofia is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Karlsruhe / Baden-Baden Airport to Sofia with?

Currently, Ryanair offers the cheapest flight tickets to Sofia.

Travelling from Karlsruhe / Baden-Baden Airport (FKB) to Sofia Airport (SOF): what you need to know

Take a direct flight from Karlsruhe / Baden-Baden Airport to Sofia Airport and you'll be in the air for an average of 2 hours 15 minutes.
Sofia's timezone is UTC+2, making Sofia one hour ahead of Baden-Baden.
Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules worth sticking to. Make sure you're at the airport on time to board your FKB to SOF flight.
Delays at security and check-in are more likely if you're flying during high season, so give yourself a little extra breathing room. A good rule of thumb for peak times? Get there up to four hours early for international flights and at least two hours for domestic departures.
Ryanair is your gateway to exploring Sofia (and perhaps some other exciting parts of Bulgaria!). Browse the direct flights from Karlsruhe / Baden-Baden Airport to Sofia Airport offered by this airline.
The airline most travellers prefer to fly with on this route is Ryanair.
Ryanair stands out as the most punctual carrier for FKB to SOF flights, with 86.36% of services arriving on schedule.
We make it simple to book a flight with a stopover. To see all your options for tickets from Karlsruhe / Baden-Baden Airport to Sofia Airport, uncheck 'Direct flights only.' Then, choose a flight with a stop long enough to tour your chosen city. Some great stopovers between FKB and SOF include:
- Milan Bergamo Airport
- Bari Airport
- Corfu Airport

How to find the cheapest flights from Karlsruhe / Baden-Baden Airport (FKB) to Sofia Airport (SOF)

At the moment, R 415 is the lowest price we've found for a one-way Karlsruhe / Baden-Baden Airport to Sofia Airport flight. The best price for a return plane ticket is R 1,421. Remember that fares can change due to availability at the time of booking.
Don't leave things to the last moment. You're more likely to get cheap tickets from FKB to SOF if you book in advance. Airlines often have some excellent early bird discounts.
May is the cheapest month for flights from Karlsruhe / Baden-Baden Airport to Sofia Airport. If you prefer to travel during a different time of year, the 'Whole month' tool will show you the lowest airfares for each month.
You don't need to check every day to see if fares have gone down when you create a Price Alert. We'll update you as soon as there's a change in price on cheap flights from FKB to SOF.
Discover the right flight for you by using the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from Karlsruhe / Baden-Baden Airport to Sofia Airport, use the 'Sort by' tool. You can also filter by departure and arrival times, airline, and journey duration.

Handy information about Karlsruhe / Baden-Baden Airport (FKB)

Of all flights leaving Karlsruhe / Baden-Baden Airport, 72% arrive on time at their destination.
Central Baden-Baden to Karlsruhe / Baden-Baden Airport is around 27 kilometres. Depending on traffic, it'll take you about 25 minutes to get there if you're driving, ride-sharing or catching a taxi.
Expect a journey time of about 45 minutes on public transport.
Get your trip off to a hassle-free start by staying near FKB. Whether you have an early flight from Karlsruhe / Baden-Baden Airport to Sofia Airport or just don't like being rushed, these hotels are ideal:

Arriving at Sofia Airport (SOF)

Book a hotel near SOF if you're taking a late Karlsruhe / Baden-Baden Airport to Sofia Airport flight. Select one of these accommodation options and make your arrival easier:
Grab a Sofia Airport rental car and discover Sofia and beyond with your own wheels. MEX, Surprice and NU Car Rentals are top providers to choose from here.
Booking your vehicle from Sofia Airport around one week in advance gives you the best shot at securing a great deal.

Getting from Sofia Airport (SOF) to central Sofia

From Sofia Airport, Sofia is approximately 10 kilometres away. It takes around 25 minutes to reach the centre driving.
When travelling by public transport, expect a journey time of roughly 30 minutes.

When to fly to Sofia Airport (SOF)

It's time to pick your dates for your flight from Karlsruhe / Baden-Baden Airport to Sofia Airport. August is the busiest month to head to Sofia. If you'd like a more laid-back vibe, go in March.
The warmest month in Sofia is August, with the temperature ranging between 13ºC (55ºF) and 32ºC (90ºF). Lock in your flights from Karlsruhe / Baden-Baden Airport to Sofia Airport in this month if you enjoy this type of weather.
January has average temperatures of between -11ºC (12ºF) and 7ºC (45ºF). Search for cheap tickets from FKB to SOF sometime then if you like cooler conditions.

Explore more of Bulgaria

Plovdiv is just one of the many cities in Bulgaria waiting to be discovered once you've taken in the sights of Sofia. Around 129 kilometres away to the south-east, well-known attractions include Plovdiv Roman Theatre, Municipal Institute "Ancient Plovdiv" and Museum Centre for Contemporary History.
Around 386 kilometres east of Sofia, Varna is another essential stop in Bulgaria. Experience major highlights starting with Sahara beach, Museum of Natural History and Sea Garden.