How far is Karlsruhe from Ulm?

The distance between the two cities is 85 miles (136 km).

What are the departure and arrival stations when taking the bus from Karlsruhe to Ulm?

Most of the buses traveling from Karlsruhe to Ulm leave from Südseite Hauptbahnhof and arrive at International Bus Stop - 51. These are the primary departure and arrival locations on this route, but you could find others that could be a better fit for your travel plans.

Bus Karlsruhe to Ulm from $12 | Refundable Tickets

Next bus departures

Next departures for Karlsruhe to Ulm on November 23
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended	Price and booking link
	Bus	6:20pm	Karlsruhe	2h 15m	8:35pm	International Bus Stop - 51	CheapestFastest

Last refresh of the prices: Yesterday at 5:47 AM CET.

Compare 3 ways to go from Karlsruhe to Ulm

We recommend carpooling

Among the sustainable travel choices, the carpool stands out as the good way to reach Ulm. The journey takes about 1 hour 50 minutes and with fares starting at just $11, it presents an excellent value for a comfortable ride.

13carpool per day

1h 50mAverage Duration

84 milesDistance

6kgCO₂ emissions

	Average Price	Average Duration	CO₂ emissions
Bus	Average Price$13 - $61	Average Duration2h 5m	CO₂ emissions 3kg CO₂e
Train	Average Price$27 - $27	Average Duration2h 16m	CO₂ emissions 3kg CO₂e
Carpool	Average Price$11 - $20	Average Duration1h 50m	CO₂ emissions 6kg CO₂e

Compare bus companies

FlixBus

3.5/511,361 reviews

Staff4.1

Timeliness3.9

Cleanliness4.1

Wifi2.7

Flixbus is a European bus operator that offers intercity and bus travel in over 38 countries. Known for their easy-to-spot lime green buses and for offering affordable transportation between cities in Europe and the Americas, Flixbus is a good option for those looking for an affordable, reliable bus company. In their buses, you'll find free WiFi, bathrooms, and power outlets. You can also pay extra to choose your seat and get extra legroom, or even buy a snack or drink onboard directly from the driver. You can reschedule your ticket for a small fee, which varies from $1 to $5, depending on how close you are to the departure date.

BlaBlaCar Bus

3.5/511,137 reviews

Staff4.4

Timeliness3.6

Cleanliness4.3

Wifi2.6

DE bus companies: FlixBus, BlaBlaCar Bus, ALSA, Greyhound, Intercape, Trenitalia, Sindbad

Where are the popular stops in Karlsruhe and Ulm?

Stops in Karlsruhe

A - Südseite Hauptbahnhof

B - Karlsruhe Hbf

C - Goethestraße

D - Karlsruhe

E - Karlsruhe/Baden-Baden Airport

Stops in Ulm

A - International Bus Stop - 51

B - Ulm Bushaltestelle

C - Bushaltestelle Ulm Einsteinstraße

D - Ulm, Böfingen, Eberhard-Finckhstr. 34

Frequently asked questions about traveling from Karlsruhe to Ulm by bus

How far is Karlsruhe from Ulm?
What are the departure and arrival stations when taking the bus from Karlsruhe to Ulm?

Find cheapest prices for buses

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

Best price found

11/16

$22

11/17

$19

Today

No data

11/19

No data

11/20

No data

11/21

$17

11/22

No data

11/23

$20

The cheapest trip from Karlsruhe to Ulm was searched and found on Nov 21, 2025 with a price of $17

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

You can expect to pay from $17 to $22 for a bus ticket from Karlsruhe to Ulm based on the last 2 days. You can expect to find the cheapest price for the trip at $17 which is on 2025-11-21.

What's the cheapest way to go from Karlsruhe to Ulm?

The bus is the cheapest travel choice for this destination

Vehicle Type	Travel Time	Avg Price	Daily Departures
Vehicle TypeBus	Travel Time2h 5m	Avg Price$14	Daily Departures1
Vehicle TypeTrain	Travel Time2h 16m	Avg Price$27	Daily Departures1
Vehicle TypeCarpool	Travel Time1h 50m	Avg Price$15	Daily Departures13