✈ Bus and Coach Rome Fiumicino Airport (FCO) - Siena

Compare all timetables for the bus from Rome Fiumicino Airport to Siena

Here is a selection of the cheapest shuttle trips from the schedule from Rome Fiumicino Airport to Siena from various bus operators like Tiemme SpA or FlixBus for the next days.

today

£22

tomorrow

£9

Sunday

£9

Monday

£22

Tuesday

£9

Wednesday

£13

Thursday

£12

Cheapest bus trips today
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
FlixBus	3h 55m	13:05	Rome Fiumicino Airport	Rome Fiumicino Airport	17:00	Siena	Train Station	Economy	£22	A Bus from FlixBus goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 20/03/2026 13:05:00 to Train Station, Siena (Italy) arriving at 20/03/2026 17:00:00. 50 Economy ticket for £22 per person are available. Travel duration is 3h 55m
FlixBus	4h 5m	13:05	Rome Fiumicino Airport	Rome Fiumicino Airport	17:10	Siena	Piazza Antonio Gramsci	Economy	£22	A Bus from FlixBus goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 20/03/2026 13:05:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 20/03/2026 17:10:00. 50 Economy ticket for £22 per person are available. Travel duration is 4h 5m
FlixBus	3h 49m	13:05	Rome Fiumicino Airport	Rome Fiumicino Airport	16:54	Siena	Bus Stop	Economy	£22	A Bus from FlixBus goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 20/03/2026 13:05:00 to Bus Stop, Siena (Italy) arriving at 20/03/2026 16:54:00. 50 Economy ticket for £22 per person are available. Travel duration is 3h 49m
Tiemme SpA	3h 5m	21:15	Rome Fiumicino Airport	Rome Fiumicino Airport	00:20	Siena	Piazza Antonio Gramsci	Basic	£22	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 20/03/2026 21:15:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 21/03/2026 00:20:00. 50 Basic ticket for £22 per person are available. Travel duration is 3h 5m
Tiemme SpA	3h 15m	21:15	Rome Fiumicino Airport	Rome Fiumicino Airport	00:30	Siena	Central Bus Station	Basic	£22	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 20/03/2026 21:15:00 to Central Bus Station, Siena (Italy) arriving at 21/03/2026 00:30:00. 50 Basic ticket for £22 per person are available. Travel duration is 3h 15m

Did you know that if you travel from Rome Fiumicino Airport to Siena via Rome, you can save more than £11? You can find the corresponding connections below.
- Rome Airport Bus
  
  3h 50m
  
  0
  
  14:40
  
  Rome Fiumicino Airport
  Rome Fiumicino Airport
  
  15:30
  
  Rome
  Termini Bus Station
  
  0
  
  Basic
  
  £5
  
  A Bus from Rome Airport Bus goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 21/03/2026 14:40:00 to Termini Bus Station, Rome (Italy) arriving at 21/03/2026 15:30:00. 50 Basic ticket for £5 per person are available. Travel duration is 0h 50m
- Itabus
  
  2h 50m
  
  0
  
  15:40
  
  Rome
  Tiburtina Bus Station
  
  18:30
  
  Siena
  Train Station
  
  0
  
  Premium Economy
  
  £6
  
  A Bus from Itabus goes from Tiburtina Bus Station, Rome (Italy) at 21/03/2026 15:40:00 to Train Station, Siena (Italy) arriving at 21/03/2026 18:30:00. 50 Premium Economy ticket for £6 per person are available. Travel duration is 2h 50m
Travel time is 0h 45m longer, but you will save £11

Cheapest bus trips tomorrow
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
Tiemme SpA	3h 15m	10:45	Rome Fiumicino Airport	Rome Fiumicino Airport	14:00	Siena	Train Station	Basic	£9	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 21/03/2026 10:45:00 to Train Station, Siena (Italy) arriving at 21/03/2026 14:00:00. 50 Basic ticket for £9 per person are available. Travel duration is 3h 15m
Tiemme SpA	3h 15m	21:15	Rome Fiumicino Airport	Rome Fiumicino Airport	00:30	Siena	Train Station	Basic	£9	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 21/03/2026 21:15:00 to Train Station, Siena (Italy) arriving at 22/03/2026 00:30:00. 50 Basic ticket for £9 per person are available. Travel duration is 3h 15m
Tiemme SpA	3h 5m	10:45	Rome Fiumicino Airport	Rome Fiumicino Airport	13:50	Siena	Piazza Antonio Gramsci	Basic	£9	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 21/03/2026 10:45:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 21/03/2026 13:50:00. 50 Basic ticket for £9 per person are available. Travel duration is 3h 5m
FlixBus	4h 5m	13:05	Rome Fiumicino Airport	Rome Fiumicino Airport	17:10	Siena	Piazza Antonio Gramsci	Economy	£12	A Bus from FlixBus goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 21/03/2026 13:05:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 21/03/2026 17:10:00. 50 Economy ticket for £12 per person are available. Travel duration is 4h 5m
FlixBus	3h 49m	13:05	Rome Fiumicino Airport	Rome Fiumicino Airport	16:54	Siena	Bus Stop	Economy	£12	A Bus from FlixBus goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 21/03/2026 13:05:00 to Bus Stop, Siena (Italy) arriving at 21/03/2026 16:54:00. 50 Economy ticket for £12 per person are available. Travel duration is 3h 49m

Cheapest bus trips Sunday
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
Tiemme SpA	3h 5m	21:15	Rome Fiumicino Airport	Rome Fiumicino Airport	00:20	Siena	Piazza Antonio Gramsci	Basic	£9	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 22/03/2026 21:15:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 23/03/2026 00:20:00. 50 Basic ticket for £9 per person are available. Travel duration is 3h 5m
Tiemme SpA	3h 15m	21:15	Rome Fiumicino Airport	Rome Fiumicino Airport	00:30	Siena	Train Station	Basic	£9	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 22/03/2026 21:15:00 to Train Station, Siena (Italy) arriving at 23/03/2026 00:30:00. 50 Basic ticket for £9 per person are available. Travel duration is 3h 15m
Tiemme SpA	3h 5m	10:45	Rome Fiumicino Airport	Rome Fiumicino Airport	13:50	Siena	Piazza Antonio Gramsci	Basic	£22	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 22/03/2026 10:45:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 22/03/2026 13:50:00. 50 Basic ticket for £22 per person are available. Travel duration is 3h 5m
Tiemme SpA	3h 15m	10:45	Rome Fiumicino Airport	Rome Fiumicino Airport	14:00	Siena	Train Station	Basic	£22	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 22/03/2026 10:45:00 to Train Station, Siena (Italy) arriving at 22/03/2026 14:00:00. 50 Basic ticket for £22 per person are available. Travel duration is 3h 15m

Cheapest bus trips Monday
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
Tiemme SpA	3h 5m	10:45	Rome Fiumicino Airport	Rome Fiumicino Airport	13:50	Siena	Piazza Antonio Gramsci	Basic	£22	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 23/03/2026 10:45:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 23/03/2026 13:50:00. 50 Basic ticket for £22 per person are available. Travel duration is 3h 5m
Tiemme SpA	3h 5m	21:15	Rome Fiumicino Airport	Rome Fiumicino Airport	00:20	Siena	Piazza Antonio Gramsci	Basic	£22	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 23/03/2026 21:15:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 24/03/2026 00:20:00. 50 Basic ticket for £22 per person are available. Travel duration is 3h 5m
Tiemme SpA	3h 15m	10:45	Rome Fiumicino Airport	Rome Fiumicino Airport	14:00	Siena	Central Bus Station	Basic	£22	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 23/03/2026 10:45:00 to Central Bus Station, Siena (Italy) arriving at 23/03/2026 14:00:00. 50 Basic ticket for £22 per person are available. Travel duration is 3h 15m
Tiemme SpA	3h 15m	21:15	Rome Fiumicino Airport	Rome Fiumicino Airport	00:30	Siena	Central Bus Station	Basic	£22	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 23/03/2026 21:15:00 to Central Bus Station, Siena (Italy) arriving at 24/03/2026 00:30:00. 50 Basic ticket for £22 per person are available. Travel duration is 3h 15m

Did you know that if you travel from Rome Fiumicino Airport to Siena via Rome, you can save more than £12? You can find the corresponding connections below.
- Terravision
  
  4h 4m
  
  0
  
  16:20
  
  Rome Fiumicino Airport
  Rome Fiumicino Airport
  
  17:00
  
  Rome
  Vatican City
  
  0
  
  Economy
  
  £5
  
  A Bus from Terravision goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 24/03/2026 16:20:00 to Vatican City, Rome (Italy) arriving at 24/03/2026 17:00:00. 50 Economy ticket for £5 per person are available. Travel duration is 0h 40m
- FlixBus
  
  2h 39m
  
  0
  
  17:45
  
  Rome
  Tiburtina Bus Station
  
  20:24
  
  Siena
  Train Station
  
  0
  
  Economy
  
  £5
  
  A Bus from FlixBus goes from Tiburtina Bus Station, Rome (Italy) at 24/03/2026 17:45:00 to Train Station, Siena (Italy) arriving at 24/03/2026 20:24:00. 50 Economy ticket for £5 per person are available. Travel duration is 2h 39m
Travel time is 0h 59m longer, but you will save £12

Cheapest bus trips Tuesday
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
Tiemme SpA	3h 5m	10:45	Rome Fiumicino Airport	Rome Fiumicino Airport	13:50	Siena	Piazza Antonio Gramsci	Basic	£9	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 24/03/2026 10:45:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 24/03/2026 13:50:00. 50 Basic ticket for £9 per person are available. Travel duration is 3h 5m
Tiemme SpA	3h 5m	21:15	Rome Fiumicino Airport	Rome Fiumicino Airport	00:20	Siena	Piazza Antonio Gramsci	Basic	£9	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 24/03/2026 21:15:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 25/03/2026 00:20:00. 50 Basic ticket for £9 per person are available. Travel duration is 3h 5m
Tiemme SpA	3h 15m	10:45	Rome Fiumicino Airport	Rome Fiumicino Airport	14:00	Siena	Train Station	Basic	£9	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 24/03/2026 10:45:00 to Train Station, Siena (Italy) arriving at 24/03/2026 14:00:00. 50 Basic ticket for £9 per person are available. Travel duration is 3h 15m
Tiemme SpA	3h 15m	21:15	Rome Fiumicino Airport	Rome Fiumicino Airport	00:30	Siena	Train Station	Basic	£9	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 24/03/2026 21:15:00 to Train Station, Siena (Italy) arriving at 25/03/2026 00:30:00. 50 Basic ticket for £9 per person are available. Travel duration is 3h 15m

Cheapest bus trips Wednesday
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
FlixBus	3h 55m	18:00	Rome Fiumicino Airport	Rome Fiumicino Airport	21:55	Siena	Train Station	Economy	£13	A Bus from FlixBus goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 25/03/2026 18:00:00 to Train Station, Siena (Italy) arriving at 25/03/2026 21:55:00. 50 Economy ticket for £13 per person are available. Travel duration is 3h 55m
FlixBus	3h 49m	18:00	Rome Fiumicino Airport	Rome Fiumicino Airport	21:49	Siena	Bus Stop	Economy	£13	A Bus from FlixBus goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 25/03/2026 18:00:00 to Bus Stop, Siena (Italy) arriving at 25/03/2026 21:49:00. 50 Economy ticket for £13 per person are available. Travel duration is 3h 49m
FlixBus	4h 5m	13:05	Rome Fiumicino Airport	Rome Fiumicino Airport	17:10	Siena	Piazza Antonio Gramsci	Economy	£17	A Bus from FlixBus goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 25/03/2026 13:05:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 25/03/2026 17:10:00. 50 Economy ticket for £17 per person are available. Travel duration is 4h 5m
Tiemme SpA	3h 5m	10:45	Rome Fiumicino Airport	Rome Fiumicino Airport	13:50	Siena	Piazza Antonio Gramsci	Basic	£22	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 25/03/2026 10:45:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 25/03/2026 13:50:00. 50 Basic ticket for £22 per person are available. Travel duration is 3h 5m
Tiemme SpA	3h 5m	21:15	Rome Fiumicino Airport	Rome Fiumicino Airport	00:20	Siena	Piazza Antonio Gramsci	Basic	£22	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 25/03/2026 21:15:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 26/03/2026 00:20:00. 50 Basic ticket for £22 per person are available. Travel duration is 3h 5m

Did you know that if you travel from Rome Fiumicino Airport to Siena via Rome, you can save more than £4? You can find the corresponding connections below.
- Terravision
  
  4h 20m
  
  0
  
  06:30
  
  Rome Fiumicino Airport
  Rome Fiumicino Airport
  
  07:10
  
  Rome
  Vatican City
  
  0
  
  Basic
  
  £5
  
  A Bus from Terravision goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 26/03/2026 06:30:00 to Vatican City, Rome (Italy) arriving at 26/03/2026 07:10:00. 50 Basic ticket for £5 per person are available. Travel duration is 0h 40m
- Itabus
  
  2h 50m
  
  0
  
  08:00
  
  Rome
  Tiburtina Bus Station
  
  10:50
  
  Siena
  Train Station
  
  0
  
  Premium Economy
  
  £4
  
  A Bus from Itabus goes from Tiburtina Bus Station, Rome (Italy) at 26/03/2026 08:00:00 to Train Station, Siena (Italy) arriving at 26/03/2026 10:50:00. 50 Premium Economy ticket for £4 per person are available. Travel duration is 2h 50m
Travel time is 1h 15m longer, but you will save £4

Cheapest bus trips Thursday
BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Seat classes	Price
FlixBus	3h 49m	18:00	Rome Fiumicino Airport	Rome Fiumicino Airport	21:49	Siena	Bus Stop	Economy	£12	A Bus from FlixBus goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 26/03/2026 18:00:00 to Bus Stop, Siena (Italy) arriving at 26/03/2026 21:49:00. 50 Economy ticket for £12 per person are available. Travel duration is 3h 49m
FlixBus	3h 55m	18:00	Rome Fiumicino Airport	Rome Fiumicino Airport	21:55	Siena	Train Station	Economy	£12	A Bus from FlixBus goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 26/03/2026 18:00:00 to Train Station, Siena (Italy) arriving at 26/03/2026 21:55:00. 50 Economy ticket for £12 per person are available. Travel duration is 3h 55m
FlixBus	4h 5m	13:05	Rome Fiumicino Airport	Rome Fiumicino Airport	17:10	Siena	Piazza Antonio Gramsci	Economy	£19	A Bus from FlixBus goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 26/03/2026 13:05:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 26/03/2026 17:10:00. 50 Economy ticket for £19 per person are available. Travel duration is 4h 5m
Tiemme SpA	3h 5m	10:45	Rome Fiumicino Airport	Rome Fiumicino Airport	13:50	Siena	Piazza Antonio Gramsci	Basic	£22	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 26/03/2026 10:45:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 26/03/2026 13:50:00. 50 Basic ticket for £22 per person are available. Travel duration is 3h 5m
Tiemme SpA	3h 5m	21:15	Rome Fiumicino Airport	Rome Fiumicino Airport	00:20	Siena	Piazza Antonio Gramsci	Basic	£22	A Bus from Tiemme SpA goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 26/03/2026 21:15:00 to Piazza Antonio Gramsci, Siena (Italy) arriving at 27/03/2026 00:20:00. 50 Basic ticket for £22 per person are available. Travel duration is 3h 5m

Did you know that if you travel from Rome Fiumicino Airport to Siena via Rome, you can save more than £3? You can find the corresponding connections below.
- Terravision
  
  4h 20m
  
  0
  
  06:30
  
  Rome Fiumicino Airport
  Rome Fiumicino Airport
  
  07:10
  
  Rome
  Vatican City
  
  0
  
  Basic
  
  £5
  
  A Bus from Terravision goes from Rome Fiumicino Airport, Rome Fiumicino Airport (Italy) at 26/03/2026 06:30:00 to Vatican City, Rome (Italy) arriving at 26/03/2026 07:10:00. 50 Basic ticket for £5 per person are available. Travel duration is 0h 40m
- Itabus
  
  2h 50m
  
  0
  
  08:00
  
  Rome
  Tiburtina Bus Station
  
  10:50
  
  Siena
  Train Station
  
  0
  
  Premium Economy
  
  £4
  
  A Bus from Itabus goes from Tiburtina Bus Station, Rome (Italy) at 26/03/2026 08:00:00 to Train Station, Siena (Italy) arriving at 26/03/2026 10:50:00. 50 Premium Economy ticket for £4 per person are available. Travel duration is 2h 50m
Travel time is 1h 15m longer, but you will save £3

Best Price Offer: The price for the cheapest bus from Rome Fiumicino Airport to Siena is £9 on 24/03/2026. Flexible travelers save on ticket prices.

Frequency of bus connections between Rome Fiumicino Airport and Siena

See here how frequent the connections between Rome Fiumicino Airport and Siena are, during different times and days of the week.

Wednesday is the busiest day, with more than 21 daily coaches from Rome Fiumicino Airport to Siena. Monday has instead the fewest connections, with only 8 daily coaches between Rome Fiumicino Airport and Siena.

The busiest time of the day is the Evening, with 50 coaches from Rome Fiumicino Airport to Siena, while Afternoon sees the fewest connections between Rome Fiumicino Airport and Siena, with only 12 offers.

Facts about coaches from Rome Fiumicino Airport (FCO) to Siena

Compare all providers like Tiemme SpA and FlixBus that travel 13 times every day by bus from Rome Fiumicino Airport to Siena in one click! Book your bus ticket from Rome Fiumicino Airport to Siena starting from £9!

Cheapest Bus	£9
Fastest Bus	3h 5m
Earliest Coach	13:05
Latest Coach	21:15
Daily Bus Connections	13 Ø
Distance	184.8 km
Coach Companies	Tiemme SpA and FlixBus

Cheapest coach connections from Rome Fiumicino Airport to Siena

Every day, 13 buses from 2 coach companies leave Rome Fiumicino Airport for Siena: in the table below, you will find the cheapest prices for a bus ticket for this route, starting from 20/03/2026 and for the following days.

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Sunday

Monday 16/03

Tuesday 17/03

Wednesday 18/03

Thursday 19/03

Friday 20/03

£22

Saturday 21/03

£22

Sunday 22/03

£9

Monday 23/03

£22

Tuesday 24/03

£9

Wednesday 25/03

£13

Thursday 26/03

£12

Friday 27/03

£22

Saturday 28/03

£22

Sunday 29/03

£22

Monday 30/03

£9

Tuesday 31/03

£22

Wednesday 01/04

£16

Thursday 02/04

£9

Friday 03/04

Saturday 04/04

£9

Sunday 05/04

£23

Monday 06/04

£22

Tuesday 07/04

£22

Wednesday 08/04

£22

Thursday 09/04

£16

Friday 10/04

£9

Saturday 11/04

Sunday 12/04

The cheapest time to travel from Rome Fiumicino Airport to Siena

See here on which day and which time of the day you can find the cheapest bus ticket from Rome Fiumicino Airport to Siena, for the next 30 days.

With a price starting from £9, Tuesday is the cheapest day for a coach from Rome Fiumicino Airport to Siena. Wednesday instead is the most expensive day with prices starting from £13.

Morning is the cheapest day time for bus tickets from Rome Fiumicino Airport to Siena, with £9. Afternoon is the most expensive time of the day with prices starting from £12.

How to save money travelling from Rome Fiumicino Airport to Siena

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying a terrible price for your trip? Then follow these quick steps to save money:

Book the ticket from Rome Fiumicino Airport to Siena in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the bus from Rome Fiumicino Airport to Siena, compared instead if you buy it at the last moment, or directly at the station.

If you can, avoid travelling at peak times. Instead of weekend, try travelling during the week. Travelling in the evening or at night it’s also cheaper, and later coaches from Rome Fiumicino Airport to Siena are also emptier.

Beloved bus companies from Rome Fiumicino Airport to Siena

These are the most booked bus companies between Rome Fiumicino Airport to Siena from our users.

FlixBus from Rome Fiumicino Airport to Siena

Here you will find the key facts about the FlixBus bus route Rome Fiumicino Airport to Siena:

Cheapest Price	£12
Fastest Coach	3h 49m
Earliest Coach	13:05
Last Coach	18:00
Daily Connections	5 Ø
Found on	19/03/2026

All bus stations and stops in Rome Fiumicino Airport and Siena

The map below shows you where to find all the bus stations in Rome Fiumicino Airport and Siena.

Rome Fiumicino Airport

Via Generale Felice Santini

Piazza Antonio Gramsci

Central Bus Station

Bus Stop

Viale Pietro Toselli 9

Colonna San Marco

Service and Comfort on the bus from Rome Fiumicino Airport to Siena

Want to know which seat classes are available on the coaches from Rome Fiumicino Airport to Siena? Or which bus companies serve the route Rome Fiumicino Airport to Siena? Below you will find answers to your questions.

FAQs about the Rome Fiumicino Airport to Siena bus

How much does a Rome Fiumicino Airport - Siena coach trip cost?

This depends on, among other things, the day and travel time. The cheapest airport transfer for the Rome Fiumicino Airport - Siena route is available from £9 and takes 3h 15m. Compare offers and save money!

How much could I save by comparing buses from Rome Fiumicino Airport to Siena?

The connection Rome Fiumicino Airport to Siena is offered by 2 companies with ticket prices ranging from £9 to £36. Therefore, we suggest booking your ticket as soon as possible to ensure you will get the cheapest ticket price.

How many connections are available for the Rome Fiumicino Airport - Siena route on average every day?

Each day, the bus route from Rome Fiumicino Airport to Siena is offered by roughly 13 busses. By using our search, you can compare bus schedules and find your ideal trip.

How long does a bus to Siena from Rome Fiumicino Airport take?

The quickest transfer from Rome Fiumicino Airport to Siena is provided by Tiemme SpA and takes 3h 5m. Coach tickets for this connection cost £22. However, keep in mind that the connection can take longer due to traffic.

What time is the first bus from Rome Fiumicino Airport to Siena?

The earliest bus to Siena departs from Rome Fiumicino Airport at 13:05. In this context, information about departure times may differ on weekends and holidays. Simply use our search to find the exact times for your planned travel date.

What time is the last coach from Rome Fiumicino Airport to Siena?

The latest bus to Siena departs from Rome Fiumicino Airport at 21:15. Please note that departure times may differ on weekends and holidays. Simply use our search to find the exact times for your planned travel date.

Which bus companies serve the Rome Fiumicino Airport - Siena route?

Passengers looking to travel from Rome Fiumicino Airport to Siena can travel with Tiemme SpA and FlixBus. Compare all available bus tickets with our search to book the trip that works best for you.

Is there a direct bus between Rome Fiumicino Airport and Siena?

You can check all the direct connections between Rome Fiumicino Airport and Siena by using our search and looking at the Changes section in our filters. These are some of the companies which offer a direct transfer: Tiemme SpA and FlixBus.

What can I take with me on the bus to Siena from Rome Fiumicino Airport?

Depending on which provider you travel with, what you are allowed to bring with you can vary. Generally, you can take a suitcase and hand luggage with you on the bus for the Rome Fiumicino Airport Siena bus route free of charge. Simply use our search to find a coach that is best suited to your needs for your planned travel date.

What equipment is available for the Rome Fiumicino Airport Siena bus route?

The equipment on board differs depending on the provider. However, many long-distance buses have WiFi so you can tell your friends your exact location during the journey. To make travelling even more pleasant, air conditioning systems provide ventilation. It is best to use our search to get precise information about the equipment of the transfer from Rome Fiumicino Airport to Siena on your planned travel date.

How does CheckMyBus find the best bus deals from Rome Fiumicino Airport to Siena?

CheckMyBus collaborates directly with companies around the world to provide you with the best options when searching for a trip. We retrieve their first-hand data to show you real-time prices, schedules, and seat availability for 13 daily trips between Rome Fiumicino Airport and Siena. With the most up-to-date information from verified sources, you can fairly compare all available options and choose the trip that suits you best.

How does CheckMyBus technology work for trips from Rome Fiumicino Airport to Siena?

Prices and availability for 13 trips between Rome Fiumicino Airport and Siena change constantly. To provide you with the most up-to-date information, we connect directly with bus operators, Online Travel Agencies (OTAs), and Global Distribution Systems (GDS) via real-time interfaces (APIs). The data collected from these sources undergoes strict quality checks, is processed within our infrastructure, and is then presented to you on our search results pages. Visit our About Us page to learn more.

Available seat classes which are offered on the bus route Rome Fiumicino Airport to Siena

Basic

Name referring to the typical seat you will find with companies that don’t distinguish between different classes.

Economy

The cheapest option available for your ticket, it usually comes with reclinable seats and AC.

More bus routes to Rome Fiumicino Airport and to Siena

Here’s an overview of the most popular bus routes to Rome Fiumicino Airport and to Siena. Simply click on the connection of your choice, and you will find all the details about your bus route!