Which bus from Karlsruhe to Sofia is the cheapest?

Compare all coach companies and find the best price: Bus tickets from £54
Search for your destination Millions of deals worldwide
Compare results Save up to 70%
Find the right bus for you Easy and transparent

Which bus from Karlsruhe to Sofia is the best?

Check the bus schedule for Karlsruhe to Sofia. Here is a selection of the cheapest coach trips for the next days from bus operators like FlixBus, Karat-S or Union Ivkoni. To see the full timetable for all coaches just use or search and compare.

today
£90
tomorrow
£70
Sunday
£64
Monday
£54
Tuesday
Wednesday
£67
Thursday

Cheapest bus trips today

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
Union Ivkoni 25h 0m 12:30 Karlsruhe Central Bus Station 14:30 Sofia Bratya Miladinovi  Economy £90
  • Did you know that if you travel from Karlsruhe to Sofia via Munich, you can save more than £28? You can find the corresponding connections below.
    • BlaBlaCar Bus
      29h 25m
      0
      03:10
      Karlsruhe
      Central Station
      07:00
      Munich
      Central Bus Station
      0
      BlaBlaCar Bus
      Economy
      £12
      • Waiting Time 4h 0m
    • FlixBus
      21h 35m
      0
      11:00
      Munich
      Central Bus Station
      09:35
      Sofia
      Central Coach Station
      0
      FlixBus
      Economy
      £50
    Travel time is 3h 25m longer, but you will save £28

Cheapest bus trips tomorrow

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
FlixBus 27h 40m 04:55 Karlsruhe Central Station 09:35 Sofia Central Coach Station  Economy £70
FlixBus 26h 40m 16:20 Karlsruhe Central Station 20:00 Sofia Central Coach Station  Economy £70
Karat-S 26h 35m 17:25 Karlsruhe Central Bus Station 21:00 Sofia Central Coach Station  Economy £107
  • Did you know that if you travel from Karlsruhe to Sofia via Munich, you can save more than £8? You can find the corresponding connections below.
    • BlaBlaCar Bus
      29h 25m
      0
      03:10
      Karlsruhe
      Central Station
      07:00
      Munich
      Central Bus Station
      0
      BlaBlaCar Bus
      Economy
      £12
      • Waiting Time 4h 0m
    • FlixBus
      21h 35m
      0
      11:00
      Munich
      Central Bus Station
      09:35
      Sofia
      Central Coach Station
      0
      FlixBus
      Economy
      £50
    Travel time is 1h 50m longer, but you will save £8

Cheapest bus trips Sunday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
FlixBus 27h 40m 04:55 Karlsruhe Central Station 09:35 Sofia Central Coach Station  Economy £64
FlixBus 26h 40m 16:20 Karlsruhe Central Station 20:00 Sofia Central Coach Station  Economy £66
FlixBus 34h 45m 23:25 Karlsruhe Central Station 11:10 Sofia Central Coach Station  Economy £66
Union Ivkoni 25h 0m 16:00 Karlsruhe Central Bus Station 18:00 Sofia Bratya Miladinovi  Economy £97

Cheapest bus trips Monday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
FlixBus 28h 40m 14:20 Karlsruhe Central Station 20:00 Sofia Central Coach Station  Economy £54
FlixBus 27h 40m 04:55 Karlsruhe Central Station 09:35 Sofia Central Coach Station  Economy £57

Cheapest bus trips Wednesday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
FlixBus 27h 40m 04:55 Karlsruhe Central Station 09:35 Sofia Central Coach Station  Economy £67
Karat-S 26h 35m 17:25 Karlsruhe Central Bus Station 21:00 Sofia Serdika  Basic £103
  • Did you know that if you travel from Karlsruhe to Sofia via Munich, you can save more than £8? You can find the corresponding connections below.
    • FlixBus
      26h 15m
      0
      09:45
      Karlsruhe
      Central Station
      13:30
      Munich
      Central Bus Station
      0
      FlixBus
      Economy
      £13
      • Waiting Time 2h 0m
    • Union Ivkoni
      20h 30m
      0
      15:30
      Munich
      Central Bus Station
      13:00
      Sofia
      Central Coach Station
      0
      Union Ivkoni
      Economy
      £47
    Travel Time is 1h 20m shorter, and you will save £8

Best Price Offer: The price for the cheapest coach from Karlsruhe to Sofia is £54 on 15/06/2026. Flexible travellers save on ticket prices.


What is the best day and time to travel by bus between Karlsruhe and Sofia?

Here is the frequency of all coach connections from Karlsruhe to Sofia. See on which day of the week you have more travel options and what time you have more bus trips to choose from.
Saturday is the busiest day, with more than 4 daily coaches from Karlsruhe to Sofia. Friday has instead the fewest connections, with only 1 daily coaches between Karlsruhe and Sofia.
The busiest time of the day is the Afternoon, with 8 coaches from Karlsruhe to Sofia, while Evening sees the fewest connections between Karlsruhe and Sofia, with 1 offers.

All facts for Karlsruhe to Sofia bus at a glance

Compare all coach operators like FlixBus, Karat-S and Union Ivkoni that travel daily 2 times by bus from Karlsruhe to Sofia in one click. Book your Karlsruhe to Sofia bus ticket starting from £54!

Cheapest Bus £54
Fastest Bus 26h 0m
Earliest Coach 12:30
Latest Coach 17:25
Daily Bus Connections 2 Ø
Distance 1,348.2 km
Coach Companies FlixBus, Karat-S and Union Ivkoni

What are the cheapest coach tickets from Karlsruhe to Sofia?

Every day, 2 buses from 3 coach companies leave Karlsruhe for Sofia. Check the table below to find the cheapest prices for coach tickets for this route, starting from 12/06/2026 and for the following days. Make sure get the cheapest bus ticket!

Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Monday 08/06
Tuesday 09/06
Wednesday 10/06
Thursday 11/06
Friday 12/06
£85
Saturday 13/06
£109
Sunday 14/06
£97
Monday 15/06
£54
Tuesday 16/06
Wednesday 17/06
£67
Thursday 18/06
Friday 19/06
Saturday 20/06
£67
Sunday 21/06
Monday 22/06
Tuesday 23/06
Wednesday 24/06
£62
Thursday 25/06
£64
Friday 26/06
£77
Saturday 27/06
£109
Sunday 28/06
£71
Monday 29/06
£62
Tuesday 30/06
£63
Wednesday 01/07
Thursday 02/07
Friday 03/07
Saturday 04/07
Sunday 05/07

The cheapest time to travel from Karlsruhe to Sofia

See here on which day and which time of the day you can find the cheapest bus ticket from Karlsruhe to Sofia, for the next 30 days.
With a price starting from £54, Monday is the cheapest day for a coach from Karlsruhe to Sofia. Friday instead is the most expensive day with prices starting from £77.
Afternoon is the cheapest day time for bus tickets from Karlsruhe to Sofia, with £54. Evening is the most expensive time of the day with prices starting from £65.

How to save money travelling from Karlsruhe to Sofia

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying higher prices for your trip? Plan your bus trips smartly. Here are a few hacks to save money on your coach journey.

Book the ticket from Karlsruhe to Sofia in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the coach from Karlsruhe to Sofia, compared instead if you buy it at the last moment, or directly at the station.

If you can, avoid travelling at peak times. Instead of weekend, try travelling during the week. Travelling in the evening or at night it’s also cheaper, and later coaches from Karlsruhe to Sofia are also emptier.

Check for bus deals and promotions for all bus companies in this route. On CheckMyBus we show special offers directly in the coach trip on our search. Sign-up and check or deals sections and get notifications on our latest travel hacks.

What are the most popular bus companies from Karlsruhe to Sofia?

These are the most booked bus companies by our users on the Karlsruhe to Sofia timetable.

FlixBus from Karlsruhe to Sofia

FlixBus

Here you will find the key facts about the FlixBus bus route Karlsruhe to Sofia:

Cheapest Price £54
Fastest Coach 27h 40m
Earliest Coach 04:55
Last Coach 04:55
Daily Connections 2 Ø
Found on 18/05/2026
In total 3 operators offer buses for this route. Find all bus timetables for them. Each coach company has a dedicated cancellation policy and possibilities for transport luggage on the bus. Check also special conditions to travel with kids or coach cards with rebates.

All bus stations and stops in Karlsruhe and Sofia

Here is a map with all coach stations in Karlsruhe and Sofia. Compare which stop is closest to your destination to save time to find the fastest buses and connections.

All you need to know when you travel by bus from Karlsruhe to Sofia

Check all information on comfort and services on the coaches from Karlsruhe to Sofia. Which seat classes are available or what are the amenities of operators on your coach trip? Below you´ll find answers to your questions.

FAQs for Karlsruhe to Sofia bus

How much does a Karlsruhe Sofia coach trip cost?

This depends on, among other things, the day and travel time. The cheapest ticket for the Karlsruhe Sofia bus trip is available from £54 and takes 29h 40m. Compare offers and save money!

How much could I save by comparing buses from Karlsruhe to Sofia?

This connection is offered by 3 companies with ticket prices ranging from £54 to £109. Therefore, we suggest booking your ticket as soon as possible to ensure you’ll get the cheapest bus trip to Sofia.

How many connections are available for the Karlsruhe Sofia route on average every day?

Each day, the bus route from Karlsruhe to Sofia is offered by roughly 2 busses. By using our search, you can compare bus schedules and find your ideal trip.

How long does a bus to Sofia from Karlsruhe take?

The quickest coach from Karlsruhe to Sofia is provided by Union Ivkoni and takes 26h 0m. Coach tickets for this connection cost £90. However, keep in mind that the connection can take longer due to traffic.

What time is the first bus from Karlsruhe to Sofia?

The earliest bus to Sofia departs from Karlsruhe at 12:30. In this context, information about departure times may differ on weekends and holidays. Simply use our search to find the exact times for your planned travel date.

What time is the last coach from Karlsruhe to Sofia?

The latest bus to Sofia departs from Karlsruhe at 17:25. Please note that departure times may differ on weekends and holidays. Simply use our search to find the exact times for your planned travel date.

Which bus companies serve the Karlsruhe Sofia route?

Passengers looking to travel from Karlsruhe to Sofia can travel with FlixBus, Karat-S and Union Ivkoni. Compare all available bus tickets with our search to book the trip that works best for you.

Is there a direct bus between Karlsruhe and Sofia?

You can check all the direct connections between Karlsruhe and Sofia by using our search and looking at the Changes section in our filters. These are some of the companies which offer a direct bus: FlixBus, Karat-S and Union Ivkoni.

What can I take with me on the bus to Sofia from Karlsruhe?

Depending on which provider you travel with, what you're allowed to bring with you can vary. Generally, you can take a suitcase and hand luggage with you on the bus for the Karlsruhe Sofia bus route free of charge. Simply use our search to find a coach that is best suited to your needs for your planned travel date.

What equipment is available for the Karlsruhe Sofia bus route?

The equipment on board differs depending on the provider. However, many long-distance buses have WiFi so you can tell your friends your exact location during the journey. To make travelling even more pleasant, air conditioning systems provide ventilation. It is best to use our search to get precise information about the equipment of the bus from Karlsruhe to Sofia on your planned travel date.

How does CheckMyBus find the best coach deals from Karlsruhe to Sofia?

CheckMyBus collaborates directly with companies around the world to provide you with the best options when searching for a trip. We retrieve their first-hand data to show you real-time prices, schedules, and seat availability for 2 daily trips between Karlsruhe and Sofia. With the most up-to-date information from verified sources, you can fairly compare all available options and choose the trip that suits you best.

How does CheckMyBus technology work for trips from Karlsruhe to Sofia?

Prices and availability for 2 trips between Karlsruhe and Sofia change constantly. To provide you with the most up-to-date information, we connect directly with bus operators, Online Travel Agencies (OTAs), and Global Distribution Systems (GDS) via real-time interfaces (APIs). The data collected from these sources undergoes strict quality checks, is processed within our infrastructure, and is then presented to you on our search results pages. Visit our About Us page to learn more.

Available seat classes which are offered on the bus route Karlsruhe to Sofia

Basic
Basic

Name referring to the typical seat you will find with companies that don’t distinguish between different classes.

Economy
Economy

The cheapest option available for your ticket, it usually comes with reclinable seats and AC.

More bus routes to Karlsruhe and to Sofia

Here’s an overview of the most popular bus routes to Karlsruhe and to Sofia. Simply click on the connection of your choice, and you’ll find all the details about your bus route!
Coach Heidelberg to Karlsruhe Coach Heidelberg to Karlsruhe
Coaches Mannheim to Karlsruhe Coaches Mannheim to Karlsruhe
Coach from Stuttgart to Karlsruhe Coach from Stuttgart to Karlsruhe
Dortmund to Karlsruhe coach Dortmund to Karlsruhe coach
Manchester to Sofia bus Manchester to Sofia bus
Bus to Sofia from Leeds Bus to Sofia from Leeds
Coach to Sofia from Stuttgart Coach to Sofia from Stuttgart
Paris to Sofia bus Paris to Sofia bus
Popular Airport Transfers to Karlsruhe and to Sofia
CheckMyBus › Coaches in Germany › Coach to Karlsruhe › Coach to Sofia

The CheckMyBus App

Free Download

App Store
CheckMyBus App
Close
GPDR CheckMyBus shield

We value your privacy!

To

show

you

the

best

bus

deals,

we

and

our

partners

use

technical,

analytical,

and

marketing

cookies

for

ads

personalisation.

We

remember

your

anonymized

details

to

provide

a

personalized

experience.