Previously seen trips
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Frosinone | Siena Train Station | No tags | ||||
| Bus | Frosinone | Siena Train Station | No tags | ||||
| Bus | Frosinone | Siena (Stellino) | No tags | ||||
| Bus | Frosinone | Siena Train Station | No tags | ||||
| Bus | Frosinone | Siena Train Station | No tags |
Compare 2 ways to go from Frosinone to Siena
Among the sustainable travel choices, the bus stands out as the good way to reach Siena. The journey takes about 5 hours 40 minutes and with fares starting at just $28, it presents an excellent value for a comfortable ride.
| Average Price | Average Duration | CO₂ emissions | Actions | |
|---|---|---|---|---|
| Average Price$28 - $28 | Average Duration5h 40m | 6kg CO₂e | ||
Carpool | Average Price$25 - $25 | Average Duration3h 20m | 10kg CO₂e |
Where are the popular stops in Frosinone and Siena?
Stops in Frosinone
- APiazza Sandro Pertini, 03100 Frosinone FR, Italy
- B
Frosinone fermata dell'autobus
Via Dei Monti Lepini, 03100 Frosinone FR, Italy - C
Via Marittima
Via Marittima, 124, 03100 Frosinone FR, 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
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.
Frequently asked questions about traveling from Frosinone 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 Frosinone to Siena?
The cheapest bus tickets from Frosinone to Siena start from $28. The average price for this route is around $28. 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 Frosinone to Siena?
The average bus trip duration from Frosinone to Siena is 5h 40m, covering a distance of 154 miles (248 km). The quickest bus can get you there in 5h 40m and is operated by FlixBus.
Which bus companies service the Frosinone to Siena route?
Several major train operators operate on this route with 2 trains available per day.
What is the earliest and latest departure time for the bus from Frosinone to Siena?
The earliest bus departs from Frosinone to Siena at 9:10am. And the latest bus departs at 9:10am.
What are the CO₂ emissions for the bus trip from Frosinone to Siena?
A bus trip from Frosinone to Siena generates an estimated 6 kg of CO₂, making it a highly eco-friendly travel option and recommended mode of travel by Busbud.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Frosinone to Siena was searched and found on Dec 8, 2025 with a price of $67To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Frosinone to Siena, as early as possible.
