Bus Tickets from Rome to Siena

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SatMay 17
from US$57
TodayMay 18
from US$10
TomorrowMay 19
from US$10
TueMay 20
from US$10
WedMay 21
from US$11
ThuMay 22
from US$8
FriMay 23
from US$10
SatMay 24
from US$8

Cheap buses leaving today

One passenger / one way

  • This trip is recommended because it is the: Cheapest
    Departure time: May 18 at
    Departure city: Rome
    Departure location: Rome Tiburtina Bus Station
    Arrival time: May 18 at
    Destination city: Siena
    Destination location: Siena Train Station
    Operated by: ItabusItabus
    Vehicle: BusDuration:
  • This trip is recommended because it is the: Fastest
    Departure time: May 18 at
    Departure city: Rome
    Departure location: Rome Tiburtina Bus Station
    Arrival time: May 18 at
    Destination city: Siena
    Destination location: Viale Toselli (Penny Market)
    Operated by: Flixbus Flixbus
    Vehicle: BusDuration:
  • Departure time: May 18 at
    Departure city: Rome
    Departure location: Rome Tiburtina Bus Station
    Arrival time: May 18 at
    Destination city: Siena
    Destination location: Siena Train Station
    Operated by: MarinoBusMarinoBus
    Vehicle: BusDuration:
  • Departure time: May 18 at
    Departure city: Rome
    Departure location: Rome Tiburtina Bus Station
    Arrival time: May 18 at
    Destination city: Siena
    Destination location: Siena Train Station
    Operated by: ItabusItabus
    Vehicle: BusDuration:
  • Departure time: May 18 at
    Departure city: Rome
    Departure location: Rome Fiumicino Airport (T3)
    Arrival time: May 18 at
    Destination city: Siena
    Destination location: Siena Train Station
    Operated by: TiemmeTiemme
    Vehicle: BusDuration:

Last refresh of the prices: Yesterday at 11:45 PM CEST.

Prices and availability are subject to change.

Accepted payments

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Compare 3 ways to go from Rome to Siena

Bus
Average PriceUS$7 - US$142Average Duration2h 55m
5kg CO₂e5 out of 5 stars
Cheapest
Train
Average PriceUS$27 - US$43Average Duration3h 59m
4kg CO₂e5 out of 5 stars
Most eco-friendly
Carpool
Average PriceUS$12 - US$51Average Duration2h 20m
8kg CO₂e4 out of 5 stars
Fastest
busbud logoBusbud recommends carpooling from Rome to Siena

Among the sustainable travel choices, the carpool stands out as a good way to reach Siena. The journey takes about 2 hours 20 minutes, and with fares starting at just US$12, it presents an excellent value for a comfortable ride.

16carpool per day
2h 20mAverage Duration
US$12Cheapest ticket
8kgCO₂ emissions

Bus Rome to Siena: Trip Overview

Average Ticket PriceUS$16
Average Bus Trip Duration2h 55m
Number of daily buses36
Earliest bus departure1:05am
Distance186 km
Latest bus departure11:50pm

Rome to Siena Bus

Busbud helps you find a bus from Rome to Siena. Get the best fare and schedule, book a round trip ticket or find buses with WiFi and electrical outlets.

We make sure you can find a bus service from Rome to Siena from the most reliable bus companies operating this trip.

Discover how much the bus trip from Rome to Siena will cost you. Use our filters and sorting features to find the cheapest bus tickets or luxury buses.

Frequently asked questions on the trip Rome - Siena

  1. How long is the bus trip from Rome to Siena?

    The typical travel time from Rome to Siena by bus is around 2h 55m. The fastest bus on this trip will get to Siena in 2h 39m

  2. How far is Rome from Siena?

    The distance covered from Rome to Siena is 185 km (115 miles).

  3. What are the departure and arrival locations for buses traveling from Rome to Siena?

    Buses traveling this route start their trip at Rome Tiburtina Bus Station, in Rome, and end it at Piazza Gramsci, in Siena.

  4. What is the cheapest way to go from Rome to Siena?

    The least expensive option to go from Rome to Siena would be going by bus. Starting at US$7, this bus is the most cost-effective option for your journey.

  5. How much does it cost to take the bus from Rome to Siena?

    The bus fare from Rome to Siena is approximately US$16.

  6. Can you take a day trip from Rome to Siena?

    Yes! Taking a day trip from Rome to Siena is very much possible. You'll spend about 5h 18m on the round-trip journey between Rome and Siena. Be sure to check the departure and arrival times before booking to ensure you'll have enough time to explore Siena.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
05-16
US$11
05-17
US$53
Today
US$8
05-19
US$8
05-20
US$8
05-21
US$9
05-22
US$7
05-23
US$8
busbud logoThe cheapest trip from Rome to Siena was searched and found on May 22, 2025 with a price of US$7

To 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 US$7 to US$98 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 US$7 which is on 2025-05-22.

About Bus Travel

Bus Travel Tips

Make friends with the driver. They usually know a lot about your destination and may even recommend which side of the bus to sit on to get the best views on the road between Rome and Siena!

Start sightseeing the minute your bus leaves the station. If you're on the night bus from Rome to Siena, get comfy and count the stars.

Buses have one of the smallest carbon footprints of motorized transport modes. A bus going from Rome to Siena will emit less CO2 than a car or an airplane.

Make a music playlist for your bus ride from Rome to Siena, and enjoy the scenery to tunes from your own personal soundtrack.

Did you know?

The bus driver with the longest career in the world drove more than 2,000,000 miles and is a happy World Record holder.

Did you know that 80% of the buses in North America are equipped with WiFi and power outlets ? And 60% of bus travellers have used their electronic device on board during 2014.

It takes 27 hours to go by bus from Lima to Cusco, one of the craziest bus trips on the world. This route is used daily by locals and backpackers.

What's the cheapest way to go from Rome to Siena?

busbud logoThe bus is the cheapest travel choice for this destination

Will you be returning to Rome by bus?

Bus from Rome to Siena

You can also go to Siena by train

Train from Rome to Siena

Why choose Busbud?

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Busbud makes bus travel easy. We help travellers find a bus, plot routes, and book intercity bus tickets all over the world. With several language and currency options available, Busbud seeks to cater to international bus travellers no matter where they are in the world. Busbud prides itself on its worldwide partnerships. We make it possible for you to buy tickets with its large network of trustworthy bus partners like Greyhound, Eurolines, ALSA, OUIBUS (BlaBlaBus), National Express and many others.

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