Cheap Flights from Sion (SIR) to Tromsø (TOS)

Popular airlines from Sion (SIR) to Tromsø (TOS-Langnes)

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Flights from Sion (SIR) to Tromsø (TOS)
Origin airport
Sion
Destination airport
Langnes
Distance
1668 mi

Sion to Tromsø Flights

The cheapest times to fly from Sion to Tromsø

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

 

The best time to book a flight from Sion to Tromsø

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

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 Tromsø 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 Tromsø 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 Tromsø 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 Langnes Airport (TOS) cost?
Get a cheap one-way flight or cheap return flight from Sion Airport (SIR) to Langnes Airport (TOS) 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 Sion Airport (SIR) to Langnes Airport (TOS)?
is the cheapest month to fly from SIR to TOS. Timing your trip outside of the busy season is often the key to landing a great deal.
What is the cheapest airline that flies from Sion Airport (SIR) to Langnes Airport (TOS)?
To find the cheapest airline that'll fly you from SIR to TOS, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Sion Airport (SIR) to Langnes Airport (TOS)?
There are no daily nonstop flights available from Sion Airport (SIR) to Langnes Airport (TOS). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from SIR to TOS?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on various factors, such as the carrier 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 Sion Airport (SIR) to Langnes Airport (TOS)?
Book a flight from Sion Airport (SIR) to Langnes Airport (TOS) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures later than this have a 22% higher chance of being canceled, on average.**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 Langnes Airport (TOS) last-minute?
Booking your ticket from SIR to TOS right before your trip is typically more expensive. But if you're flexible with your schedule, you could grab a cheap last-minute fare.
Is it cheaper to book a SIR to TOS flight and hotel package?
You'll typically save money by securing a SIR to TOS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your ideal flights and accommodations, consider other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Sion Airport (SIR) to Langnes Airport (TOS)?
If you booked your SIR to TOS flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the ticket 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 want more information.

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