Cheap Flights from Rome (FCO) to Sion (SIR)

Popular airlines from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Sion (SIR)

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Frequently asked questions

How much does a flight from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Sion Airport (SIR) cost?
Secure a cheap one-way flight or cheap return flight from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) 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 Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Sion Airport (SIR)?
is the cheapest month to fly from FCO to SIR. Planning your trip for the off-season is often the key to landing a great deal.
What is the cheapest airline that flies from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Sion Airport (SIR)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from FCO to SIR. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Sion Airport (SIR)?
Nonstop flights from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Sion Airport (SIR) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from FCO to SIR?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can change based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Sion Airport (SIR)?
To land at Sion Airport (SIR) on time, pick a flight that leaves Fiumicino - Leonardo da Vinci Intl. Airport (FCO) 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 Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Sion Airport (SIR) last-minute?
Holding off until just before your trip to book your flight from FCO to SIR generally means paying more. While you may find some last-minute offers, they're not always guaranteed. Allow some flexibility in your schedule to maximize your chances of landing a bargain.
Is it cheaper to book a FCO to SIR flight and hotel package?
You can save money by securing a FCO to SIR flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've chosen your preferred flights and accommodations, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to Sion Airport (SIR)?
In most cases, you can cancel or modify your FCO to SIR flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like further details, go to our Customer Service portal.

Travel information

Origin airport
Fiumicino - Leonardo da Vinci Intl.
Destination airport
Sion
Distance
391 mi

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Rome to Sion Flights

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

 

The best time to book a flight from Rome to Sion

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

 

Rome to Sion Flights

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*Available to One Key members.