Cheap Flights from Helsinki (HEL) to Sion (SIR)

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Frequently asked questions

How much does a flight from Vantaa Airport (HEL) to Sion Airport (SIR) cost?
Discover the latest flight deals from HEL to SIR by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from HEL to SIR?
The cheapest flights from HEL to SIR are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from HEL to SIR?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from HEL to SIR. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Vantaa Airport (HEL) to Sion Airport (SIR)?
Direct flights from Vantaa Airport (HEL) 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 pick either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from HEL to SIR?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary depending on a range of factors, including 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 Vantaa Airport (HEL) to Sion Airport (SIR)?
Select a flight from Vantaa Airport (HEL) to Sion Airport (SIR) that takes off before 3 PM to reduce the likelihood of delays. 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 Vantaa Airport (HEL) to Sion Airport (SIR) last-minute?
Holding off until just before your trip to book your flight from HEL to SIR generally means paying more. Although you may find some last-minute offers, they’re not always guaranteed. Be flexible with your travel plans for a better chance of snagging a bargain.
Is it cheaper to book a HEL to SIR flight and hotel package?
Compared with arranging hotels and flights separately, booking a HEL to SIR flight and hotel package with Expedia could result in significant savings. Better yet, managing everything in one place will take the stress out of planning your trip. Simply secure your flights and select from our extensive range of hotels, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Vantaa Airport (HEL) to Sion Airport (SIR)?
If you booked your HEL to SIR flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.
*Available to One Key members.