The average train between Calw and Ulm takes 2h 20m and the fastest train takes 1h 50m. There is a train service every few hours from Calw to Ulm. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run hourly between Calw and Ulm. The earliest departure is at 5:10 AM in the morning, and the last departure from Calw is at 11:26 PM which arrives into Ulm at 4:38 AM. All services require a transfer at Renningen and take an average of 2h 20m. The schedules shown below are for the next available departures.


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1h 50m • 2 changesWant to know about travelling from Calw to Ulm? 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 train from Calw to Ulm. However, there are services departing from Calw, Bahnhof/ZOB station and arriving at Ulm Hauptbahnhof station via Renningen station and Hauptbahnhof station. The journey, including transfers, takes approximately 2h 20m.
Calw to Ulm train services, operated by SWEG (Südwestdeutsche Landesverkehrs-GmbH), depart from Calw, Bahnhof/ZOB station.
Calw to Ulm train services, operated by Deutsche Bahn Intercity (DB IC), arrive at Ulm Hauptbahnhof station.
Book your Calw to Ulm train tickets online with Omio.
The distance between Calw and Ulm is 98.6 km. The road distance is 121 km.
You can take a train from Calw, Bahnhof/ZOB to Ulm Hauptbahnhof via Renningen and Hauptbahnhof in around 1h 49m.