Among the sustainable travel choices, the Bus stands out as a good way to reach Trieste. The journey takes about 12 hours 25 minutes and with fares starting at just $19, it presents an excellent value for a comfortable ride.
Flixbus is a European bus operator that offers intercity and bus travel in over 38 countries. Known for their easy-to-spot lime green buses and for offering affordable transportation between cities in Europe and the Americas, Flixbus is a good option for those looking for an affordable, reliable bus company. In their buses, you'll find free WiFi, bathrooms, and power outlets. You can also pay extra to choose your seat and get extra legroom, or even buy a snack or drink onboard directly from the driver. You can reschedule your ticket for a small fee, which varies from $1 to $5, depending on how close you are to the departure date.
Based on 988 reviews, the company was rated 3.8 stars on Busbud. Travelers were especially satisfied with the ticket access and the temperature but often complained with the timeliness. Itabus ticket prices on this trip start at $20
Based on 917 reviews, the company was rated 4.1 stars on Busbud. Travelers were especially satisfied with the staff and the temperature but often complained with the wifi. MarinoBus ticket prices on this trip start at $56
Based on 11546 reviews, the company was rated 3.7 stars on Busbud. Travelers were especially satisfied with the ticket access and the staff but often complained with the wifi. BlaBlaCar Bus ticket prices on this trip start at $136
Frequently asked questions about traveling from Rome to Trieste by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from Rome to Trieste?
The cheapest bus tickets from Rome to Trieste start from $19. The average price for this route is around $54. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Rome to Trieste?
The average bus trip duration from Rome to Trieste is 12h 25m, covering a distance of 266 miles (429 km). The quickest bus can get you there in 9h 5m and is operated by FlixBus.
Which bus companies service the Rome to Trieste route?
Several major bus companies operate on this route with 15 buses available per day, including services from FlixBus, Itabus, MarinoBus, BlaBlaCar Bus.
What is the earliest and latest departure time for the bus from Rome to Trieste?
The earliest bus departs from Rome to Trieste at 12:10am. And the latest bus departs at 11:59pm.
What are the CO₂ emissions for the bus trip from Rome to Trieste?
A bus trip from Rome to Trieste generates an estimated 11 kg of CO₂, making it a highly eco-friendly travel option and recommended mode of travel by Busbud.
What is the best bus company from Rome to Trieste?
According to Busbud customers, the highest-rated bus company on this route is MarinoBus, with an average rating of 4.1 out of 5 stars based on 916 reviews.
Which bus company has the best Wi-Fi from Rome to Trieste?
Based on reviews on Busbud, the bus company MarinoBus has the best Wi-Fi rating with a score of 3.3.
Which bus company has the most timely service from Rome to Trieste?
According to Busbud traveler reviews, the most timely bus company on this route is MarinoBus, with a punctuality rating of 4.3 out of 5 stars.
Which bus company has the cleanest buses from Rome to Trieste?
According to Busbud traveler reviews, the bus company with the cleanest buses on this route is MarinoBus, with a cleanliness rating of 4.3 out of 5 stars.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
Best price found
03/26
$25
03/27
$26
Today
$17
03/29
$27
03/30
$25
03/31
$27
04/01
$25
04/02
$30
The cheapest trip from Rome to Trieste was searched and found on Mar 28, 2026 with a price of $17
To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Rome to Trieste, as early as possible.
You can expect to pay from $17 to $118 for a bus ticket from Rome to Trieste based on the last 2 days. You can expect to find the cheapest price for the trip at $25 which is on 2026-03-30.
Usually FlixBus will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.
The cheapest trip from Rome to Trieste was searched and found on Mar 28, 2026 with a price of $17
