- Must visit
Museo dell'Opera del Duomo
The cathedral museum displays sculpture, stained glass and works by Duccio, and includes access to the Facciatone viewpoint.
Flights from Brussels to Siena depart on average 14 times per day, taking around 3h 3m. Cheap flight tickets for this journey start at £25 if you book in advance.
There are 3 flights per day. The earliest flight runs at 05:35, the last at 22:20. The fastest flight covers the 989 km distance in 1h 40m. August is the cheapest month to fly.
Distance 989 km |
Average flight duration 3h 3m |
Cheapest ticket price £25 |
Flights per day 14 |
Direct flights 3 |
Fastest flight 1h 40m |
First flight 5:35 |
Last flight 22:20 |
Cheapest Month Aug |
Cheapest Day Sat |
High Season Jul - Sept |
Low Season Apr - Jun |
Best time to book 14 days |
Cheapest price on 01 Oct
£39
Average ticket price on 01 Oct
£39
Fastest journey on 01 Oct
1 h 45 m
Average journey duration on 01 Oct
1 h 45 m
Flights on 01 Oct
1
Distance
989 km
The best way to find a cheap flight ticket from Brussels to Siena is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from Brussels to Siena will cost around £39 if you buy it on the day, but you can find cheap flight tickets today for only £39.
On Thu 01 Oct, we found 1 flights from Brussels to Siena, including 1 direct services.
These direct flights cover the 989 km distance in an average of 1 h 45 m but if you time it right, some flights will get you there in just 1 h 45 m .
The slowest flights will take 1 h 45 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.


The table below shows live departures for Brussels to Siena flights for today, Wednesday 30 September. You can also manually refresh the results below to see updated flight journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 17:05 Brussels | 1h40 | 18:45 Siena | 0 changesdirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Compare train, coach and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Discover the best of Siena — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Siena trip today.
The cathedral museum displays sculpture, stained glass and works by Duccio, and includes access to the Facciatone viewpoint.
Siena’s main civic museum inside Palazzo Pubblico, admired for fresco cycles that illuminate the city’s medieval political ideals.
A compact museum dedicated to Saint Catherine, preserving devotional spaces and objects linked to her life in Siena.
Siena’s shell-shaped main square is ideal for people-watching and architecture, and it remains the city’s social heart.
A panoramic terrace above the unfinished cathedral façade, rewarding visitors with one of Siena’s most memorable city views.
A broad urban green space with fortress walls, tree-lined paths and fine views, popular for a quieter walk above the centre.
Thick handmade pasta with a rich garlic-tomato sauce, traditionally served in Siena and central Tuscany. A simple, rustic staple locals still eat.
Slow-cooked wild boar stew, often with red wine, tomato and herbs. It reflects Tuscan hunting traditions and is a classic hearty Sienese dish.
Tuscan crostini topped with chicken liver pâté, often enriched with anchovy or capers. A traditional antipasto found across Siena trattorias.
Refined restaurant focused on Tuscan ingredients and well-prepared regional recipes, with an elegant atmosphere suited to a longer evening meal.
Traditional Tuscan osteria near the centre, known for pici, local meats and a warm, rustic setting popular with both residents and visitors.
Well-known casual spot for panini filled with local salumi, pecorino and seasonal produce. Ideal for a quick, flavourful lunch in the old town.
Moderate for Tuscany: rooms can be pricey in peak season, but dining is fair and the compact centre keeps local transport costs low.
Service is often included or covered by coperto. Round up or leave 5-10% for very good restaurant service; small change for cafés; taxis are usually rounded up.
Find answers to the most common questions about traveling from Brussels to Siena by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Siena, this guide helps you travel smarter and with confidence.

Most Brussels to Siena flights use the Brussels Airport to Florence Peretola Airport airport pair. Use this guide to compare Brussels and Siena airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.
Brussels Airport is 1 km from Brussels city centre. Public transport options include:
Brussels Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Shower, Lounge and Lost and Found Office.
Free Wi-Fi available throughout the airport. ATMs are located in the departures and arrivals areas.
Lost and found is available at the station.
Available at Brussels Airport: Parking, Taxis, WC.
Accessibility facilities are available at Brussels Airport: Elevators, ramps, assistance.
Brussels South Charleroi Airport is 5 km from Brussels city centre. Public transport options include:
Brussels South Charleroi Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Shower, Lounge and Lost and Found Office.
Free Wi-Fi available throughout the airport. ATMs are located in the terminal.
Lost and found is available at the station.
Available at Brussels South Charleroi Airport: Parking, Taxis, WC.
Accessibility facilities are available at Brussels South Charleroi Airport: Ramps, assistance.
Here are some other resources that might have the information you need