Cheap Flights from Basel (BSL) to Sion (SIR)

Popular airlines from EuroAirport Airport (BSL) to Sion (SIR)

Frequently asked questions

How much does a flight from EuroAirport Airport (BSL) to Sion Airport (SIR) cost?
Secure a cheap one-way flight or cheap return flight from EuroAirport Airport (BSL) to Sion Airport (SIR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from EuroAirport Airport (BSL) to Sion Airport (SIR)?
is the least expensive month to fly from BSL to SIR. Traveling outside of peak seasons is often the key to scoring lower fares.
What is the cheapest airline that flies from EuroAirport Airport (BSL) to Sion Airport (SIR)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from BSL to SIR. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from EuroAirport Airport (BSL) to Sion Airport (SIR)?
You'll need to hop on a flight with a layover when traveling from EuroAirport Airport (BSL) to Sion Airport (SIR). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from BSL to SIR?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a number of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from EuroAirport Airport (BSL) to Sion Airport (SIR)?
To land at Sion Airport (SIR) on schedule, pick a flight that leaves EuroAirport Airport (BSL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 EuroAirport Airport (BSL) to Sion Airport (SIR) last-minute?
Holding off until just before your trip to book a ticket from BSL to SIR generally means paying more. Although you may find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule for a better chance of getting a bargain.
Is it cheaper to book a BSL to SIR flight and hotel package?
Compared with arranging hotels and flights separately, booking a BSL to SIR flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place takes the hassle out of planning your trip. Simply pick your flights and select from our wide range of stays, then personalize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from EuroAirport Airport (BSL) to Sion Airport (SIR)?
Generally, it's possible to cancel or reschedule your BSL to SIR flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
EuroAirport
Destination airport
Sion
Distance
95 mi

Book with confidence

Book with confidence

Basel to Sion Flights

The cheapest times to fly from Basel to Sion

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 Basel to Sion are during the month of . You can find some of the cheapest flights from Basel to Sion with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Basel to Sion

Sunday is one of the best days to book for cheap flights from Basel to Sion: 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 Basel to Sion

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 Basel to Sion 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 Basel to Sion 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 Basel to Sion 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.

 

Basel to Sion Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.