How much is the bus ticket from Karlsruhe to Sofia?

The cheapest bus tickets from Karlsruhe to Sofia start from $88. The average price for this route is around $132. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.

How long is the bus ride from Karlsruhe to Sofia?

The average bus travel time from Karlsruhe to Sofia is 1d 3h, covering a distance of 1349 km. The quickest bus can get you there in 1d 1h and is operated by Union Ivkoni .

Which bus companies service the Karlsruhe to Sofia route?

Several major bus companies operate on this route with 2 buses available per day, including services from FlixBus , Infobus , Karat-S , Union Ivkoni .

What are the earliest and latest departure times for the bus from Karlsruhe to Sofia?

The earliest bus departs from Karlsruhe to Sofia at 4:55am. And the latest bus departs at 11:30pm.

What are the CO₂ emissions for the bus trip from Karlsruhe to Sofia?

A bus trip from Karlsruhe to Sofia generates an estimated 34 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.

What is the best bus company from Karlsruhe to Sofia?

According to Busbud customers, the highest-rated bus company on this route is Karat-S , with an average rating of 4.0 out of 5 stars based on 291 reviews.

Which bus company has the best Wi-Fi from Karlsruhe to Sofia?

Based on Busbud reviews, the bus company Infobus has the highest Wi-Fi rating with a score of 3.8.

Which bus company has the best on-time performance from Karlsruhe to Sofia?

According to Busbud traveller reviews, the most punctual bus company on this route is Karat-S , with a punctuality rating of 4.7 out of 5 stars.

Which bus company has the cleanest buses from Karlsruhe to Sofia?

According to Busbud traveller reviews, the bus company with the cleanest buses on this route is Infobus , with a cleanliness rating of 4.8 out of 5 stars.

Bus Karlsruhe to Sofia from $83 | Refundable Tickets

Previously seen trips

Next departures for Karlsruhe to Sofia on March 3
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	3:00pm	Südseite Hauptbahnhof	1d 2h	6:00pm	Serdika	No tags
Bus	5:45pm	Südseite Hauptbahnhof	1d 1h	8:30pm	Serdika	No tags
Bus	4:55am	Südseite Hauptbahnhof	1d 3h	9:35am	Serdika	No tags
Bus	9:00am	Südseite Hauptbahnhof	1d 2h	12:00pm	Sofia Central Bus Station	No tags
Bus	5:25pm	Südseite Hauptbahnhof	1d 2h	9:00pm	Serdika	No tags

Compare 2 ways to go from Karlsruhe to Sofia

We recommend taking the bus

Among the sustainable travel choices, the Bus stands out as a good way to reach Sofia. The journey takes about 1 day, 3 hours 40 minutes, and with fares starting at just $88, it presents an excellent value for a comfortable ride.

2bus per day

1d 3hAverage Duration

1349 kmDistance

34kgCO₂ emissions

	Average Price	Average Duration	CO₂ emissions	Actions
Bus	Average Price$88 - $308	Average Duration1d 3h	CO₂ emissions 34kg CO₂e
Carpool	Average Price$174 - $174	Average Duration17h 30m	CO₂ emissions 57kg CO₂e

Where are the popular stops in Karlsruhe and Sofia?

Stops in Karlsruhe

A
Goethestraße
Goethestraße 17-19, 76135 Karlsruhe, Germany
Visit page
B
Südseite Hauptbahnhof
Hinterm Hauptbahnhof 6, 76137 Karlsruhe, Germany
Visit page
C
Karlsruhe Hbf
Bahnhofpl. 1A, 76137 Karlsruhe, Germany
Visit page
D
Karlsruhe
Gartenstraße 58, 76135 Karlsruhe, Germany
E
Karlsruhe/Baden-Baden Airport
Quebec Avenue, 77836 Rheinmünster, Germany

Stops in Sofia

A
Serdika
bulevard "Knyaginya Maria Luiza" 108, 1202 Sofia, Bulgaria
Visit page
B
Sofia Airport
Visit page
C
Central Bus Station - Sofia
bulevard "Knyaginya Maria Luiza" 100, 1202 Tsentralna, Sofia, Bulgaria
D
Central Bus Station
bulevard "Knyaginya Maria Luiza" 100, 1202 Tsentralna, Sofia, Bulgaria
Visit page
E
Knyaginya Maria Luiza
bulevard "Knyaginya Maria Luiza" 65, 1202 Sofia Center, Sofia, Bulgaria
F
Lukoil
E80 9086, 1331 Sofia, Bulgaria

Compare bus companies

FlixBus

3.5/512,273 reviews

Staff4.2

Timeliness4

Cleanliness4.1

Wi‑Fi2.7

Infobus

4/5494 reviews

Staff4.6

Timeliness4.3

Cleanliness4.8

Wi‑Fi3.8

Karat-S

4/5291 reviews

Staff4.4

Timeliness4.7

Cleanliness4.7

Wi‑Fi1.8

Union Ivkoni

2.5/51,980 reviews

Staff2.9

Timeliness2.8

Cleanliness2.7

Wi‑Fi0.9

BG bus companies:FlixBus, Greyhound, BlaBlaCar Bus, ALSA, Intercape, Trenitalia, Big Sky

Frequently asked questions about travelling from Karlsruhe to Sofia by bus

Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.

How much is the bus ticket from Karlsruhe to Sofia?
The cheapest bus tickets from Karlsruhe to Sofia start from $88. The average price for this route is around $132. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Karlsruhe to Sofia?
The average bus travel time from Karlsruhe to Sofia is 1d 3h, covering a distance of 1349 km. The quickest bus can get you there in 1d 1h and is operated by Union Ivkoni.
Which bus companies service the Karlsruhe to Sofia route?
Several major bus companies operate on this route with 2 buses available per day, including services from FlixBus, Infobus, Karat-S, Union Ivkoni.
What are the earliest and latest departure times for the bus from Karlsruhe to Sofia?
The earliest bus departs from Karlsruhe to Sofia at 4:55am. And the latest bus departs at 11:30pm.
What are the CO₂ emissions for the bus trip from Karlsruhe to Sofia?
A bus trip from Karlsruhe to Sofia generates an estimated 34 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.
What is the best bus company from Karlsruhe to Sofia?
According to Busbud customers, the highest-rated bus company on this route is Karat-S, with an average rating of 4.0 out of 5 stars based on 291 reviews.
Which bus company has the best Wi-Fi from Karlsruhe to Sofia?
Based on Busbud reviews, the bus company Infobus has the highest Wi-Fi rating with a score of 3.8.
Which bus company has the best on-time performance from Karlsruhe to Sofia?
According to Busbud traveller reviews, the most punctual bus company on this route is Karat-S, with a punctuality rating of 4.7 out of 5 stars.
Which bus company has the cleanest buses from Karlsruhe to Sofia?
According to Busbud traveller reviews, the bus company with the cleanest buses on this route is Infobus, with a cleanliness rating of 4.8 out of 5 stars.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found

03-01

No data

03-02

No data

Today

$100

03-04

No data

03-05

No data

03-06

No data

03-07

No data

03-08

$94

The cheapest trip from Karlsruhe to Sofia was searched and found on Mar 8, 2026 with a price of $94

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Karlsruhe to Sofia, as early as possible.

You can expect to pay from $94 to $120 for a bus ticket from Karlsruhe to Sofia based on the last 2 days. You can expect to find the cheapest price for the trip at $94 which is on 2026-03-08.