Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Rome Tiburtina Bus Station | Siena Train Station | Cheapest | ||||
 | Bus | Rome Tiburtina Bus Station | Siena Train Station | Fastest | ||||
 | Bus | Rome Tiburtina Bus Station | Siena Train Station | No tags | ||||
| Bus | Rome Tiburtina Bus Station | Siena Train Station | No tags | ||||
 | Bus | Rome Fiumicino Airport (T3) | Piazza Gramsci | No tags |
Last refresh of the prices: Today at 7:42 AM CET.
Compare 3 ways to go from Rome to Siena
Among the sustainable travel choices, the Bus stands out as a good way to reach Siena. The journey takes about 2 hours 55 minutes and with fares starting at just $8, it presents an excellent value for a comfortable ride.
Where are the popular stops in Rome and Siena?
Stops in Rome
- BLargo Guido Mazzoni, 3, 00162 Roma, Italy
- D
Castro Pretorio
Viale Castro Pretorio 76, 00185 Roma, Italy - E
Roma
- F
Anagnina
Via Vincenzo Giudice, 00173 Roma RM, Italy
Stops in Siena
- APiazza Antonio Gramsci, 53100 Siena SI, Italy
- B
Via Sallustio Bandini, 21
Via Sallustio Bandini, 21, 53100 Siena SI, Italy - C
Via Giuseppe Mazzini, 58
Via Giuseppe Mazzini, 58, 53100 Siena SI, Italy - D
Via Riccardo Lombardi, 42
Via Riccardo Lombardi, 42, 53100 Siena SI, Italy - E
Torre Fiorentina
Torre Fiorentina, 53100 Siena SI, Italy - F
Siena Zona Industriale
Siena FS, 53100 Siena SI, Italy
Compare bus companies
Frequently asked questions about traveling from Rome to Siena 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 Siena?
The cheapest bus tickets from Rome to Siena start from $8. The average price for this route is around $14. 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 Siena?
The average bus trip duration from Rome to Siena is 2h 55m, covering a distance of 116 miles (187 km). The quickest bus can get you there in 1h 49m and is operated by Itabus.
Which bus companies service the Rome to Siena route?
Several major bus companies operate on this route with 25 buses available per day, including services from FlixBus, Itabus, Tiemme SpA, MarinoBus.
What is the earliest and latest departure time for the bus from Rome to Siena?
The earliest bus departs from Rome to Siena at 1:05am. And the latest bus departs at 11:50pm.
What are the CO₂ emissions for the bus trip from Rome to Siena?
A bus trip from Rome to Siena generates an estimated 5 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 Siena?
According to Busbud customers, the highest-rated bus company on this route is Tiemme SpA, with an average rating of 4.4 out of 5 stars based on 103 reviews.
Which bus company has the best Wi-Fi from Rome to Siena?
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 Siena?
According to Busbud traveler reviews, the most timely bus company on this route is Tiemme SpA, with a punctuality rating of 4.5 out of 5 stars.
Which bus company has the cleanest buses from Rome to Siena?
According to Busbud traveler reviews, the bus company with the cleanest buses on this route is Tiemme SpA, with a cleanliness rating of 4.7 out of 5 stars.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Rome to Siena was searched and found on Feb 15, 2026 with a price of $7To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Rome to Siena, as early as possible.
You can expect to pay from $7 to $57 for a bus ticket from Rome to Siena based on the last 2 days. You can expect to find the cheapest price for the trip at $7 which is on 2026-02-15.
Usually Itabus, 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.
What's the cheapest way to go from Rome to Siena?
The Bus is the cheapest travel choice for this destination
