The average bus between Karlsruhe and Heidelberg, Altstadt takes 1h 25m and the fastest bus takes 1h 10m. There is a bus service every few hours from Karlsruhe to Heidelberg, Altstadt. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run hourly between Karlsruhe and Heidelberg, Altstadt. The earliest departure is at 1:15 AM at night, and the last departure from Karlsruhe is at 9:50 PM which arrives into Heidelberg, Altstadt at 11:35 PM. All services require a transfer at Heidelberg Pre Waypoint and take an average of 1h 25m. The schedules shown below are for the next available departures.

4h 24m • 1 change

3h 14m • 1 change

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3h 14m • 1 change
Want to know about travelling from Karlsruhe to Heidelberg, Altstadt? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Karlsruhe to Heidelberg, Altstadt. However, there are services departing from Karlsruhe station and arriving at Heidelberg, Altstadt station via Heidelberg Pre Waypoint. The journey, including transfers, takes approximately 1h 25m.
Karlsruhe to Heidelberg, Altstadt bus services, operated by FlixBus, depart from Karlsruhe central train station.
Karlsruhe to Heidelberg, Altstadt bus services, operated by FlixBus, arrive at Heidelberg, Altstadt station.
The distance between Karlsruhe and Heidelberg, Altstadt is 50.6 km. The road distance is 61 km.
You can take a bus from Karlsruhe central train station to Heidelberg, Altstadt via Heidelberg Pre Waypoint and Heidelberg, Betriebshof in around 1h 10m.