Cheap Flights from Sion (SIR) to Brussels (BRU)

Popular airlines from Sion (SIR) to Brussels Airport (BRU)

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Flights from Sion (SIR) to Brussels (BRU)
Origin airport
Sion
Destination airport
Brussels - National
Distance
348 mi

Sion to Brussels Flights

The cheapest times to fly from Sion to Brussels

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sion to Brussels are during the month of . You can find some of the cheapest flights from Sion to Brussels with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sion to Brussels

Sunday is one of the best days to book for cheap flights from Sion to Brussels: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sion to Brussels

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sion to Brussels in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sion to Brussels flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sion to Brussels airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Sion Airport (SIR) to Brussels - National Airport (BRU) cost?
Grab a cheap one-way flight or cheap return flight from Sion Airport (SIR) to Brussels - National Airport (BRU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Sion Airport (SIR) to Brussels - National Airport (BRU)?
is the most affordable month to fly from SIR to BRU. Traveling outside of peak seasons is often the key to finding better fares.
What is the cheapest airline that flies from Sion Airport (SIR) to Brussels - National Airport (BRU)?
To find the cheapest airline flying from SIR to BRU, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Sion Airport (SIR) to Brussels - National Airport (BRU)?
Direct flights from Sion Airport (SIR) to Brussels - National Airport (BRU) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SIR to BRU?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on a number of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sion Airport (SIR) to Brussels - National Airport (BRU)?
To land at Brussels - National Airport (BRU) on time, opt for a flight that leaves Sion Airport (SIR) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Sion Airport (SIR) to Brussels - National Airport (BRU) last-minute?
Holding off until just before your trip to book a flight from SIR to BRU generally means paying more. While it's possible to find some last-minute offers, they're not always guaranteed. Be flexible with your itinerary for the best chance of snagging a bargain.
Is it cheaper to book a SIR to BRU flight and hotel package?
Opting for a SIR to BRU flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our impressive range of stays and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sion Airport (SIR) to Brussels - National Airport (BRU)?
If you booked your SIR to BRU flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

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