The average bus between Ulm and Trieste takes 9h 43m and the fastest bus takes 8h 10m. The bus service runs several times per day from Ulm to Trieste. 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 3 times a day between Ulm and Trieste. The earliest departure is at 6:35 AM in the morning, and the last departure from Ulm is at 8:45 PM which arrives into Trieste at 5:50 AM. All services require a transfer, and take on average 9h 43m. The schedules shown below are for the next available departures.

10h 35m • 1 change

10h 40m • 1 change
Arrives next day

9h 5m • 1 change

10h 35m • 1 change

10h 40m • 1 change
Arrives next day

8h 10m • 1 change
Arrives next day

9h 5m • 1 change

10h 35m • 1 change

10h 40m • 1 change
Arrives next day

8h 10m • 1 change
Arrives next day

9h 5m • 1 change
Want to know about travelling from Ulm to Trieste? 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 Ulm to Trieste. However, there are services departing from Ulm station and arriving at Trieste station via Munich central bus station station. The journey, including transfers, takes approximately 9h 43m.
Ulm to Trieste bus services, operated by FlixBus, depart from Ulm station.
Ulm to Trieste bus services, operated by FlixBus, arrive at Trieste station.
Book your Ulm to Trieste bus tickets online with FlixBus.
The distance between Ulm and Trieste is 419.1 km. The road distance is 646 km.
You can take a bus from Ulm to Trieste via Munich central bus station in around 10h 15m.