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Cheap bus tickets from Brussels to Siena

What to expect of your trip

Fast, easy, and affordable options from Brussels to Siena

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Bus stations and stops in Brussels

Please note: your ticket will contain the most up-to-date address information.

Onboard services are subject to availability

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Vehicle passing through a city

Digital ticket & Live tracking

Discover the FlixBus app

Book trips
Your tickets
Track your trip
Always in-the-know
Get it on Google Play Download on the App Store
FlixBus app on phone

Scan to download the App

Trusted by 500+ million passengers

Frequently asked questions

The bus route from Brussels to Siena covers 1295 km. FlixBus can bring you from Brussels to Siena in 20 hours 30 minutes.
When traveling from Brussels to Siena, you can track your bus location on our Real-Time Bus Tracker. Just select the relevant bus stop and check the time of arrival. Find out where your bus is and check if there are delays on the route.
We offer several secure payment methods for purchasing your ticket from Brussels to Siena. You can pay using debit or credit card, PayPal, Google Pay, and other options. All available payment methods will be displayed during checkout so you can choose the one that suits you best. If you experience payment issues, check that your payment details are correct, your card is enabled for online or international transactions, and that you have sufficient funds. If you buy your bus ticket onboard or at a sales point, you may also have the option to pay in cash.
Passengers traveling from Brussels to Siena with FlixBus can bring one piece of checked luggage and one piece of hand luggage free of charge. Your hand luggage should fit in the overhead compartment or under your seat, while larger bags are stored in the bus’s luggage compartment. If you want to bring additional or special luggage, you can find all available options on our luggage allowance.
Traveling by bus from Brussels to Siena is one of the most environmentally-friendly options available as it reduces traffic associated emissions, and passengers can offset their carbon emissions when they travel with FlixBus by clicking the CO₂ compensation box when booking their ticket.
FlixBus buses traveling from Brussels to Siena offer extra legroom, private outlets, and restrooms. Most buses also provide free Wi-Fi.
The first FlixBus from Brussels to Siena departs at 08:00, while the last departure is at 21:45. Departure times may vary depending on the day and route, so it’s always advisable to check the schedule before you book your bus ticket.
There are 4 bus stops in Brussels. You can find their locations on the map on this page.
There are 4 bus stops in Siena. You can find their locations on the map on this page.
No, you don't need to print your ticket if you purchased it online or via the app. Simply show the driver the QR code that you received via email or that is stored in the app and you're ready to travel from Brussels to Siena. It's that easy!
With FlixBus, you can conveniently reach 89 destinations from Siena, including Rome, Bologna, Milan.

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