The average bus between Aosta and Trieste takes 9h 45m and the fastest bus takes 7h 50m. The bus service runs several times per day from Aosta 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 4 times a day between Aosta and Trieste. The earliest departure is at 3:50 AM at night, and the last departure from Aosta is at 7:45 PM which arrives into Trieste at 7:05 AM. All services require a transfer, and take on average 9h 45m. The schedules shown below are for the next available departures.

9h 50m • 1 change

12h 40m • 1 change

13h 10m • 1 change
Arrives next day

11h 20m • 1 change

9h 50m • 1 change

12h 40m • 1 change

13h 10m • 1 change
Arrives next day

11h 20m • 1 change

9h 50m • 1 change

12h 40m • 1 change

13h 10m • 1 change
Arrives next day

11h 20m • 1 change

9h 50m • 1 change

12h 40m • 1 change

13h 10m • 1 change
Arrives next day

11h 20m • 1 change
Want to know about travelling from Aosta 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 Aosta to Trieste. However, there are services departing from Aosta station and arriving at Trieste station via Milan. The journey, including transfers, takes approximately 9h 45m.
Aosta to Trieste bus services, operated by FlixBus, depart from Aosta station.
Aosta to Trieste bus services, operated by FlixBus, arrive at Trieste station.
Book your Aosta to Trieste bus tickets online with FlixBus and BlaBlaCar Bus.
The distance between Aosta and Trieste is 501.7 km. The road distance is 617 km.
You can take a bus from Aosta to Trieste via Milano, Autostazione Lampugnano in around 9h 50m.