Cheap Flights from Stuttgart (STR) to Sion (SIR)

Popular airlines from Stuttgart Airport (STR) to Sion (SIR)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Frequently asked questions

How much does a flight from Stuttgart Airport (STR) to Sion Airport (SIR) cost?
Get a cheap one-way flight or cheap return flight from Stuttgart Airport (STR) to Sion Airport (SIR) 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 Stuttgart Airport (STR) to Sion Airport (SIR)?
is the cheapest month to fly from STR to SIR. Traveling outside of peak seasons is often the key to scoring lower fares.
What is the cheapest airline that flies from Stuttgart Airport (STR) to Sion Airport (SIR)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest STR to SIR flight.
How many flights per day from Stuttgart Airport (STR) to Sion Airport (SIR)?
Nonstop flights from Stuttgart Airport (STR) to Sion Airport (SIR) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STR to SIR?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Stuttgart Airport (STR) to Sion Airport (SIR)?
Book a flight from Stuttgart Airport (STR) to Sion Airport (SIR) that leaves before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be canceled.**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 Stuttgart Airport (STR) to Sion Airport (SIR) last-minute?
Waiting until just before your departure to book a flight from STR to SIR generally means paying more. Although you may find some last-minute deals, they're not always guaranteed. Be flexible with your itinerary to maximize your chances of scoring a bargain.
Is it cheaper to book a STR to SIR flight and hotel package?
Booking a STR to SIR flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our impressive range of accommodations and then add activities, flights and car rentals 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 Stuttgart Airport (STR) to Sion Airport (SIR)?
If you booked your STR to SIR flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Travel information

Origin airport
Stuttgart
Destination airport
Sion
Distance
191 mi

Book with confidence

Stuttgart to Sion Flights

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

 

The best time to book a flight from Stuttgart to Sion

Sunday is one of the best days to book for cheap flights from Stuttgart 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 Stuttgart 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 Stuttgart 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 Stuttgart 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 Stuttgart 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.

 

Stuttgart to Sion Flights

Explore a world of travel with Expedia

*Available to One Key members.