Travel Information
Compare bus and train for Fiumicino to Siena
Omio recommends booking the bus as it is the most popular option from Fiumicino to Siena among Omio's users. If you are prioritising price, take the train, with an average ticket price of $18 For those with little time, consider booking a train, which has an average total journey time of 4h 19m. If you are seeking to minimise your carbon footprint, the train is your best option, with estimated CO2 emissions of 0.1 - 0.2kg. Average ticket prices depend on the travel mode: a train costs an average of $18, while a bus costs an average of $27.
Distance: 116 miles (188 km)
Compare bus with
Most popular Bus | Train | Driving |
|---|---|---|
$27 Average price | $18 Average price Cheapest | $57 Average price (fuel + tolls) |
4h 28m Average total duration 3h 58m Onboard + 30m Additional time* | 4h 19m Average total duration Fastest 3h 49m Onboard + 30m Additional time* | 2h 56m Average total duration (door-to-door) |
0.2 - 0.5kg CO2 emissions | 0.1 - 0.2kg CO2 emissions Lowest | - CO2 emissions |
![]() Most popular bus company | ![]() Most popular train company | Your own car or car rental |
Direct Options | Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
Compare ways to travel from Fiumicino to Siena
Compare the available ways to get from Fiumicino to Siena, with the key details around price, speed, convenience, and direct service.
This is compared to other travel options from Fiumicino to Siena:
A train is $10 less than a bus for this route with tickets for a bus from Fiumicino to Siena costing on average $27.
Other travel options to Siena take longer:
Bus takes on average 4h 28m.
Tickets start at around $27 compared to roughly $57 in fuel and tolls — a saving of about $30. The journey takes 3h 58m versus 2h 56m by car, so you'll arrive a bit later, but you can use the time productively rather than spending it behind the wheel. No parking to sort, no fuel stops, and most coaches have Wi-Fi and power outlets.
Driving is worth considering if you're on a tight schedule, travelling as a group (where fuel costs split several ways), or want the flexibility to stop along the way.
Travel optionsfrom Fiumicino to Siena
How to get from Fiumicino to Siena by train, bus or flight.
Our recommendation
The best way to travel from Fiumicino to Siena is by taking a bus because it’s the best combination of price and speed.
FlixBus6:00 PM 3h49 Fiumicino, Aeroporto Leonardo de Vinci (T3 Arrivi - Stazione degli autobus) 9:49 PM Siena, Siena/Viale Pietro Toselli $21 1 One-way 0 transfers
Cheapest
FlixBus6:00 PM 3h49 Fiumicino, Aeroporto Leonardo de Vinci (T3 Arrivi - Stazione degli autobus) 9:49 PM Siena, Siena/Viale Pietro Toselli $21 1 One-way 0 transfers
Fastest
FlixBus6:00 PM 3h49 Fiumicino, Aeroporto Leonardo de Vinci (T3 Arrivi - Stazione degli autobus) 9:49 PM Siena, Siena/Viale Pietro Toselli $21 1 One-way 0 transfers
Other options
Regionale 20635 · Regionale 18720 · Regionale 1908610:57 AM 5h39 Fiumicino Aeroporto 4:36 PM Siena station $33 1 One-way 2 transfers
Regionale 20653 · Regionale Veloce 4104 · Regionale 1885212:57 PM 5h44 Fiumicino Aeroporto 6:41 PM Siena station $33 1 One-way 2 transfers
Regionale 20703 · Regionale 18710 · Regionale 190985:27 PM 5h50 Fiumicino Aeroporto 11:17 PM Siena station $33 1 One-way 2 transfers
FlixBus6:00 PM 3h55 Fiumicino, Aeroporto Leonardo de Vinci (T3 Arrivi - Stazione degli autobus) 9:55 PM Siena, Stazione FS (Piazzale Carlo Rosselli) $21 1 One-way 0 transfers
FlixBus1:05 PM 3h49 Fiumicino, Aeroporto Leonardo de Vinci (T3 Arrivi - Stazione degli autobus) 4:54 PM Siena, Siena/Viale Pietro Toselli $23 1 One-way 0 transfers
FlixBus1:05 PM 3h55 Fiumicino, Aeroporto Leonardo de Vinci (T3 Arrivi - Stazione degli autobus) 5:00 PM Siena, Stazione FS (Piazzale Carlo Rosselli) $23 1 One-way 0 transfers
Find all the dates and times for this journey by train, bus, flight, and ferry .
Compare prices and tickets Prices for trains, buses and flights
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FAQs: Travel from Fiumicino to Siena
Travel to Siena easily. Whether you want fast, cheap or something entirely different, our travel experts have collected everything you need to know so you can find the best option from Fiumicino to Siena.

This is compared to other travel options from Fiumicino to Siena:
A train is $10 less than a bus for this route with tickets for a bus from Fiumicino to Siena costing on average $27.
Other travel options to Siena take longer:
Bus takes on average 4h 28m.
- Around 45 trains per day.
- Around 5 buses per day.
However, we recommend checking specific travel dates for your route between Fiumicino and Siena as scheduled services by bus and train can vary by season or day of the week.
- Flights mostly depart from Rome Leonardo da Vinci Fiumicino Airport and arrive in Florence Peretola Airport.
- Trains mostly depart from Fiumicino Aeroporto and arrive in Siena station.
- Buses mostly depart from Fiumicino, Aeroporto Leonardo de Vinci (T3 Arrivi - Stazione degli autobus) and arrive in Siena, Stazione FS (Piazzale Carlo Rosselli).
- Travel with Italo, Regionale, Intercity, Frecciarossa, Intercity Notte to go to Siena by train.
- Travel with FlixBus to go to Siena by bus.
- 5 direct buses per day with FlixBus.
Travelling from Fiumicino to Siena: related information
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