Bus Rome - Trieste from 10.24 €, cheap tickets
Compare and book your Rome - Trieste bus ticket
Kombo is the only website dedicated to booking bus tickets. Compare Rome - Trieste bus ticket prices of the best bus operating companies:
FlixBus, Trenitalia Bus, Itabus, MarinoUnlike a simple bus comparator, you can book your Rome - Trieste bus ticket directly on our website starting from 10.24 €.
Kombo proposes all bus companies arrival and departure times for Rome - Trieste.
On Kombo, you can also find :
- Or, for faster, more comfortable travel, the Rome - Trieste train tickets.
Price for a Rome Trieste bus trip
Bus price calendar Rome - Trieste
The lowest price found for each departure date. Pick a date to see all the times and book. Cheapest date: Tuesday, October 20, from 11 €.
Prices recorded on October 12, 2026 and subject to change.
When is the bus from Rome to Trieste cheapest?
By day of the week
The cheapest day is Tuesday, with an average price of 17 €. The most expensive is Sunday (36 € on average).
By time of day
Leaving in the afternoon is cheapest: 21 € on average, against 32 € in the evening.
Average price of the cheapest ticket on each direct departure over the next 30 days.
Bus frequency between Rome and Trieste
On average, 2.5 departures a day link Rome to Trieste. 2 companies share the route.
By day of the week
The busiest day is Thursday (3.3 departures on average), the quietest Tuesday (1).
By time of day
Departures peak in the afternoon: 1 a day on average.
Average of the direct departures found over the next 30 days.
Which companies offer the cheapest bus tickets from Rome to Trieste?
With Kombo compare Rome Trieste to travel cheaper. To enjoy the cheapest price we advise you to buy your tickets as soon as possible.
Some information on Rome to Trieste bus
Why travel by bus?
To go from Rome to Trieste, the bus is the best choice if you want a cheaper fare, with an average price of 37.25 € euros. This coach trip on 431 km will allow you to be quiet at least during 485, which is the ideal time to have a good nap. Compared to the train, the bus is often longer but the free WiFi connection will make the time much shorter, especially with its unbeatable price! However, Blablacar's carpooling is often comparable in price and duration to the bus trip. But once again, free WiFi and the comfort of a modern coach will make you prefer the bus.
For your journey Rome - Trieste, think about the nightbus which are often cheaper and save you a night in a hotel. For a return trip on holiday, the night bus will also prove convenient to make the most of Trieste. Night bus timetables Rome - Trieste are less frequent than for day trips, but there are more than for night trains, for example.
14 travellers rated the trip and gave an average rating of 4.7/5.
As the site SNCF Connect, Kombo has an approval SNCF. Our site also proposes train tickets between Rome and Trieste.
Which bus companies between Rome and Trieste?
4 coach operators offer buses from Rome to Trieste: FlixBus, Trenitalia Bus, Itabus, Marino. Also, thanks to our route search engine, we can find bus trips even cheaper than those proposed by the bus operating companies.
To pay your bus ticket to Trieste cheaper, we advise you to book directly on Kombo. First of all, you will be guaranteed to have a seat, because the buses can quickly be full on certain routes. And secondly, you will be able to pay less, since we compare the prices of all companies. Finally, you will sometimes be able to benefit from a coupon code whether it is for Blablabus (new name of Ouibus), Flixbus or Alsa. You can compare with the train as well. Our advice: book early, it's always cheaper!
Once you have your bus ticket, there is no need to print it out. However, remember to charge your phone, as you will need to show the ticket on your smartphone screen.
Cancel your ticket between Rome and Trieste.
Depending on the different bus companies available, the ways of cancelling tickets and related conditions may vary. Some allow you to do so directly on their website. For others, it is requested to contact them by email or by phone. Today, Kombo is not authorized to cancel or exchange bus tickets sold on its site. For BlaBlaBus and Flixbus, you will have to do it directly on their site. However, we won't let you down, and we have prepared a guide to know how to cancel your bus tickets easily.
Departure stations in Rome
Destination stations in Trieste
Cheapest Rome Trieste bus tickets
Bus trips to Trieste.
Bus to Trieste
Bus trips to Rome.
Bus to Rome