Cheap Flights from Salt Lake City (SLC) to Sion (SIR)

Popular airlines from Salt Lake City International Airport (SLC) to Sion (SIR)

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Frequently asked questions

How much does a flight from Salt Lake City Intl. Airport (SLC) to Sion Airport (SIR) cost?
Grab a cheap one-way flight or cheap return flight from Salt Lake City Intl. Airport (SLC) 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 Salt Lake City Intl. Airport (SLC) to Sion Airport (SIR)?
is the least expensive month to fly from SLC to SIR. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from Salt Lake City Intl. Airport (SLC) to Sion Airport (SIR)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from SLC to SIR. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Salt Lake City Intl. Airport (SLC) to Sion Airport (SIR)?
You'll have to catch a flight with a layover if you're traveling from Salt Lake City Intl. Airport (SLC) to Sion Airport (SIR). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from SLC to SIR?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Salt Lake City Intl. Airport (SLC) to Sion Airport (SIR)?
To avoid possible delays on the Salt Lake City Intl. Airport (SLC) to Sion Airport (SIR) route, aim to travel before 3 PM. Departures after this time have a 22% higher chance of being 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 Salt Lake City Intl. Airport (SLC) to Sion Airport (SIR) last-minute?
Last-minute fares from SLC to SIR are generally more expensive. To secure the cheapest rates, start searching for flights well ahead of time. That said, if you can play around with your travel dates, you may land a cheap ticket right before you leave.
Is it cheaper to book a SLC to SIR flight and hotel package?
Compared with arranging flights and hotels separately, booking a SLC to SIR flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place will take the hassle out of travel planning. Just pick your flights and select from our extensive range of hotels, then personalize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Salt Lake City Intl. Airport (SLC) to Sion Airport (SIR)?
In most instances, you're able to cancel or reschedule your SLC to SIR flight. However, additional charges may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like more details, go to our Customer Service portal.

Travel information

Origin airport
Salt Lake City Intl.
Destination airport
Sion
Distance
5360 mi

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Salt Lake City to Sion Flights

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

 

The best time to book a flight from Salt Lake City to Sion

Sunday is one of the best days to book for cheap flights from Salt Lake City 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 Salt Lake City 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 Salt Lake City 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 Salt Lake City 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 Salt Lake City 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.

 

Salt Lake City to Sion Flights

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*Available to One Key members.