Bus Sofia to Karlsruhe: Compare prices and save money

Compare all timetables for the bus from Sofia to Karlsruhe

Here is a selection of the cheapest bus trips from the schedule from Sofia to Karlsruhe from various bus operators like FlixBus or Union Ivkoni for the next days.

today

$76

tomorrow

Saturday

Sunday

$116

Monday

$121

Tuesday

$117

Wednesday

Cheapest bus trips today
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
FlixBus	27h 45m	10:50 PM	Sofia	Central Bus Station	1:35 AM	Karlsruhe	Central Station	Economy	$76	A Bus from FlixBus goes from Central Bus Station, Sofia (Bulgaria) at 10/22/2026 10:50:00 PM to Central Station, Karlsruhe (Germany) arriving at 10/24/2026 1:35:00 AM. 50 Economy ticket for $76 per person are available. Travel duration is 27h 45m
FlixBus	30h 10m	11:20 AM	Sofia	Central Bus Station	4:30 PM	Karlsruhe	Central Station	Economy	$81	A Bus from FlixBus goes from Central Bus Station, Sofia (Bulgaria) at 10/22/2026 11:20:00 AM to Central Station, Karlsruhe (Germany) arriving at 10/23/2026 4:30:00 PM. 50 Economy ticket for $81 per person are available. Travel duration is 30h 10m
FlixBus	34h 5m	1:45 AM	Sofia	Central Bus Station	10:50 AM	Karlsruhe	Central Station	Economy	$85	A Bus from FlixBus goes from Central Bus Station, Sofia (Bulgaria) at 10/22/2026 1:45:00 AM to Central Station, Karlsruhe (Germany) arriving at 10/23/2026 10:50:00 AM. 50 Economy ticket for $85 per person are available. Travel duration is 34h 5m
Union Ivkoni	26h 15m	8:30 AM	Sofia	Bratya Miladinovi	9:45 AM	Karlsruhe	Central Bus Station	Economy	$117	A Bus from Union Ivkoni goes from Bratya Miladinovi, Sofia (Bulgaria) at 10/22/2026 8:30:00 AM to Central Bus Station, Karlsruhe (Germany) arriving at 10/23/2026 9:45:00 AM. 50 Economy ticket for $117 per person are available. Travel duration is 26h 15m

Cheapest bus trips Sunday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	FlixBus	27h 35m	11:20 AM	Sofia	Central Bus Station	1:55 PM	Karlsruhe	Central Station		Economy	$116	A Bus from FlixBus goes from Central Bus Station, Sofia (Bulgaria) at 10/25/2026 11:20:00 AM to Central Station, Karlsruhe (Germany) arriving at 10/26/2026 1:55:00 PM. 50 Economy ticket for $116 per person are available. Travel duration is 27h 35m
	FlixBus	27h 45m	10:50 PM	Sofia	Central Bus Station	1:35 AM	Karlsruhe	Central Station		Economy	$122	A Bus from FlixBus goes from Central Bus Station, Sofia (Bulgaria) at 10/25/2026 10:50:00 PM to Central Station, Karlsruhe (Germany) arriving at 10/27/2026 1:35:00 AM. 50 Economy ticket for $122 per person are available. Travel duration is 27h 45m

Did you know that if you travel from Sofia to Karlsruhe via Zagreb, you can save more than $15? You can find the corresponding connections below.
- FlixBus
  
  32h 45m
  
  0
  
  10:50 PM
  
  Sofia
  Central Bus Station
  
  10:30 AM
  
  Zagreb
  Central Bus Station
  
  0
  
  Economy
  
  $36
  
  A Bus from FlixBus goes from Central Bus Station, Sofia (Bulgaria) at 10/23/2026 10:50:00 PM to Central Bus Station, Zagreb (Croatia) arriving at 10/24/2026 10:30:00 AM. 50 Economy ticket for $36 per person are available. Travel duration is 12h 40m
- FlixBus
  
  12h 5m
  
  0
  
  6:30 PM
  
  Zagreb
  Central Bus Station
  
  5:35 AM
  
  Karlsruhe
  Central Station
  
  0
  
  Economy
  
  $65
  
  A Bus from FlixBus goes from Central Bus Station, Zagreb (Croatia) at 10/24/2026 6:30:00 PM to Central Station, Karlsruhe (Germany) arriving at 10/25/2026 5:35:00 AM. 50 Economy ticket for $65 per person are available. Travel duration is 12h 5m
Travel time is 6h 10m longer, but you will save $15

Cheapest bus trips Monday
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
FlixBus	27h 45m	10:50 PM	Sofia	Central Bus Station	1:35 AM	Karlsruhe	Central Station	Economy	$121	A Bus from FlixBus goes from Central Bus Station, Sofia (Bulgaria) at 10/26/2026 10:50:00 PM to Central Station, Karlsruhe (Germany) arriving at 10/28/2026 1:35:00 AM. 50 Economy ticket for $121 per person are available. Travel duration is 27h 45m
FlixBus	33h 55m	1:45 AM	Sofia	Central Bus Station	10:40 AM	Karlsruhe	Central Station	Economy	$124	A Bus from FlixBus goes from Central Bus Station, Sofia (Bulgaria) at 10/26/2026 1:45:00 AM to Central Station, Karlsruhe (Germany) arriving at 10/27/2026 10:40:00 AM. 50 Economy ticket for $124 per person are available. Travel duration is 33h 55m
FlixBus	35h 25m	1:45 AM	Sofia	Central Bus Station	12:10 PM	Karlsruhe	Central Station	Economy	$125	A Bus from FlixBus goes from Central Bus Station, Sofia (Bulgaria) at 10/26/2026 1:45:00 AM to Central Station, Karlsruhe (Germany) arriving at 10/27/2026 12:10:00 PM. 50 Economy ticket for $125 per person are available. Travel duration is 35h 25m

Did you know that if you travel from Sofia to Karlsruhe via Zagreb, you can save more than $21? You can find the corresponding connections below.
- Union Ivkoni
  
  36h 15m
  
  0
  
  9:00 AM
  
  Sofia
  Central Bus Station
  
  8:30 PM
  
  Zagreb
  Central Bus Station
  
  0
  
  Economy
  
  $35
  
  A Bus from Union Ivkoni goes from Central Bus Station, Sofia (Bulgaria) at 10/27/2026 9:00:00 AM to Central Bus Station, Zagreb (Croatia) arriving at 10/27/2026 8:30:00 PM. 50 Economy ticket for $35 per person are available. Travel duration is 12h 30m
- FlixBus
  
  13h 0m
  
  0
  
  7:15 AM
  
  Zagreb
  Central Bus Station
  
  8:15 PM
  
  Karlsruhe
  Central Station
  
  0
  
  Economy
  
  $65
  
  A Bus from FlixBus goes from Central Bus Station, Zagreb (Croatia) at 10/28/2026 7:15:00 AM to Central Station, Karlsruhe (Germany) arriving at 10/28/2026 8:15:00 PM. 50 Economy ticket for $65 per person are available. Travel duration is 13h 0m
Travel time is 9h 30m longer, but you will save $21

Cheapest bus trips Tuesday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	Union Ivkoni	26h 15m	8:30 AM	Sofia	Bratya Miladinovi	9:45 AM	Karlsruhe	Central Bus Station		Economy	$117	A Bus from Union Ivkoni goes from Bratya Miladinovi, Sofia (Bulgaria) at 10/27/2026 8:30:00 AM to Central Bus Station, Karlsruhe (Germany) arriving at 10/28/2026 9:45:00 AM. 50 Economy ticket for $117 per person are available. Travel duration is 26h 15m

Did you know that if you travel from Sofia to Karlsruhe via Zagreb, you can save more than $19? You can find the corresponding connections below.
- FlixBus
  
  32h 45m
  
  0
  
  10:50 PM
  
  Sofia
  Central Bus Station
  
  10:30 AM
  
  Zagreb
  Central Bus Station
  
  0
  
  Economy
  
  $39
  
  A Bus from FlixBus goes from Central Bus Station, Sofia (Bulgaria) at 10/28/2026 10:50:00 PM to Central Bus Station, Zagreb (Croatia) arriving at 10/29/2026 10:30:00 AM. 50 Economy ticket for $39 per person are available. Travel duration is 12h 40m
- FlixBus
  
  12h 5m
  
  0
  
  6:30 PM
  
  Zagreb
  Central Bus Station
  
  6:35 AM
  
  Karlsruhe
  Central Station
  
  0
  
  Economy
  
  $60
  
  A Bus from FlixBus goes from Central Bus Station, Zagreb (Croatia) at 10/29/2026 6:30:00 PM to Central Station, Karlsruhe (Germany) arriving at 10/30/2026 6:35:00 AM. 50 Economy ticket for $60 per person are available. Travel duration is 12h 5m
Travel time is 7h 30m longer, but you will save $19

Best Price Offer: The price for the cheapest bus from Sofia to Karlsruhe is $76 on 10/21/2026. Flexible travelers save on ticket prices.

Frequency of bus connections between Sofia and Karlsruhe

See here how frequent the connections between Sofia and Karlsruhe are, during different times and days of the week.

Thursday is the busiest day, with more than 5 daily buses from Sofia to Karlsruhe. Tuesday has instead the fewest connections, with only 1 daily coaches between Sofia and Karlsruhe.

The busiest time of the day is the Morning, with 4 buses from Sofia to Karlsruhe, while Evening sees the fewest connections between Sofia and Karlsruhe, with 3 offers.

Facts about the bus from Sofia to Karlsruhe

Compare all providers like FlixBus and Union Ivkoni that travel 2 times every day by bus from Sofia to Karlsruhe in one click! Book your bus ticket from Sofia to Karlsruhe starting from $76!

Cheapest Bus	$76
Fastest Bus	25h 15m
Earliest Bus	1:45 AM
Latest Bus	8:30 AM
Daily Bus Routes	2 Ø
Distance	838.0 miles
Bus Companies	FlixBus and Union Ivkoni

Cheapest bus connections from Sofia to Karlsruhe

Every day, 2 buses from 2 bus companies leave Sofia for Karlsruhe: in the table below, you will find the cheapest prices for a bus ticket for this route, starting from 10/22/2026 and for the following days.

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Sunday 10/18

Monday 10/19

Tuesday 10/20

Wednesday 10/21

Thursday 10/22

$76

Friday 10/23

Saturday 10/24

Sunday 10/25

$116

Monday 10/26

$114

Tuesday 10/27

$117

Wednesday 10/28

Thursday 10/29

Friday 10/30

Saturday 10/31

Sunday 11/01

Monday 11/02

$106

Tuesday 11/03

$95

Wednesday 11/04

$91

Thursday 11/05

Friday 11/06

Saturday 11/07

Sunday 11/08

Monday 11/09

Tuesday 11/10

$76

Wednesday 11/11

Thursday 11/12

$121

Friday 11/13

Saturday 11/14

The cheapest time to travel from Sofia to Karlsruhe

See here on which day and which time of the day you can find the cheapest bus ticket from Sofia to Karlsruhe, for the next 30 days.

With a price starting from $76, Thursday is the cheapest day for a bus from Sofia to Karlsruhe. Sunday instead is the most expensive day with prices starting from $116.

Evening is the cheapest day time for bus tickets from Sofia to Karlsruhe, with $76. Morning is the most expensive time of the day with prices starting from $81.

How to save money travelling from Sofia to Karlsruhe

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying a terrible price for your trip? Then follow these quick steps to save money:

Book the ticket from Sofia to Karlsruhe in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the bus from Sofia to Karlsruhe, 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 buses from Sofia to Karlsruhe are also emptier.

All bus stations and stops in Sofia and Karlsruhe

In the map below, you can see where to find all bus stations in Sofia and Karlsruhe.

Central Bus Station

Knyagina Maria Luisa Boulevard 100

Bratya Miladinovi

Alexander Nevski Sq. Bus Stop

Bus and Coach Station Zapad Bus Stop

Aleko Hut Hotel

Central Bus Station

Central Station

Hinterm Hauptbahnhof 6

Durlach Train Station

Knielingen Train Station

Hagsfeld Train Station

Service and Comfort on the bus from Sofia to Karlsruhe

Want to know which seat classes are available on the buses from Sofia to Karlsruhe? Or which bus companies serve the route Sofia to Karlsruhe? Below you will find answers to your questions.

FAQs about the Sofia to Karlsruhe bus

How much does a Sofia Karlsruhe bus trip cost?

This depends on, among other things, the day and time of travel. The cheapest trip is available from $76 and takes 26h 45m to reach Karlsruhe. Compare offers to save money!

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

This route is offered by 2 companies with a range of ticket prices between $76 and $125. Thus, we recommend booking your ticket as early as possible to make sure you get the cheapest bus ticket to Karlsruhe.

On average, how many connections are available from Sofia to Karlsruhe each day?

Every day, the Sofia to Karlsruhe bus route is served by approximately 2 connections. With our search, you can compare bus times to find the perfect trip.

How long does a bus journey from Sofia to Karlsruhe take?

The fastest bus from Sofia to Karlsruhe is offered by Union Ivkoni and takes 25h 15m. Bus tickets for this connection cost $117. In this context, bear in mind that the journey can take longer due to traffic.

What time is the first bus from Sofia to Karlsruhe?

The earliest bus arriving in Karlsruhe from Sofia starts at 1:45 AM. However, information regarding departure times may differ on weekends and holidays. Simply use our search to find exact times for your planned travel date.

What time is the last bus from Sofia to Karlsruhe?

The latest bus trip departing from Sofia for Karlsruhe starts at 8:30 AM. Please note that departure times may differ on weekends and holidays. So just use our search to find the exact times for your planned travel date.

Which bus companies operate the Sofia Karlsruhe route?

When traveling by bus from Sofia to Karlsruhe, passengers can travel with FlixBus and Union Ivkoni. With our search, you can compare all available bus tickets to book the one that works for you.

Is there a direct bus between Sofia and Karlsruhe?

You can check all the direct connections between Sofia and Karlsruhe 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 and Union Ivkoni.

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

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 Sofia Karlsruhe bus route free of charge. Simply use our search to find a bus that is best suited to your needs for your planned travel date.

What equipment is available for the Sofia Karlsruhe 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 traveling 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 Sofia to Karlsruhe on your planned travel date.

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

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 Sofia and Karlsruhe. 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 Sofia to Karlsruhe?

Prices and availability for 2 trips between Sofia and Karlsruhe 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 Sofia to Karlsruhe

Economy

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

More bus routes to Sofia and to Karlsruhe

Here’s an overview of the most popular bus routes to Sofia and to Karlsruhe. Simply click on the connection of your choice, and you will find all the details about your bus route!