Which airlines offer direct flights to Sion?

Currently, there are no airlines that fly direct to Sion. But we found flights with one or more stops from $891.

When is the cheapest time to fly to Sion?

The cheapest month to fly to Sion is usually January.

How can I find the best flight deal to Sion?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sion but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

Can I get a direct flight to Sion Airport?

No airlines currently offer direct flights between United States and Switzerland. Most routes have one or more stops.

How much are round-trip flights to Sion?

The best price we found for a round-trip flight to Sion is $891. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which upcoming date is cheapest to fly to Sion Airport on?

After crunching the numbers on our flight calendar, we found that the cheapest date to fly to Sion Airport is Monday, January 6, 2025 .

When is the best time to book flights to Sion?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Sion is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with to Sion?

Currently, TAP Air Portugal offers the cheapest flight tickets to Sion.

$892 Cheap Flights to Sion (SIR)

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Flight deals to Sion

Looking for a cheap last-minute deal or the best round-trip flight to Sion? Find the lowest prices on one-way and round-trip tickets right here.

Sion.$892 per passenger.Departing Mon, Jan 6, returning Fri, Jan 10.Round-trip flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departing from Boston Logan International on Mon, Jan 6, arriving in Sion.Inbound indirect flight with TAP Air Portugal, departing from Sion on Fri, Jan 10, arriving in Boston Logan International.Price includes taxes and charges.From $892, select.

Sion.$1,116 per passenger.Departing Tue, May 28, returning Mon, Jun 3.Round-trip flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departing from New York Newark on Tue, May 28, arriving in Sion.Inbound indirect flight with TAP Air Portugal, departing from Sion on Mon, Jun 3, arriving in New York John F. Kennedy.Price includes taxes and charges.From $1,116, select.

Find the cheapest time to fly to Sion

Flexible on travel dates? Find the cheapest month – or even day – to fly to Sion.

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Airports near Sion

Looking for an alternative route to Sion? Find the cheapest or fastest by comparing these airport options.

Frequently asked questions

: Currently, there are no airlines that fly direct to Sion. But we found flights with one or more stops from $891.
: The cheapest month to fly to Sion is usually January.
: We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sion but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
: No airlines currently offer direct flights between United States and Switzerland. Most routes have one or more stops.
: The best price we found for a round-trip flight to Sion is $891. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
: After crunching the numbers on our flight calendar, we found that the cheapest date to fly to Sion Airport is Monday, January 6, 2025.
: We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Sion is around 40 days in advance, so don’t leave your flight to the last minute.
: Currently, TAP Air Portugal offers the cheapest flight tickets to Sion.

Flying to Sion

The things to know before you go.

Cheapest flight found	$892
Cheapest month to fly	January
Average flights per week	0

Discover Sion

How to find cheap flights to Sion

Looking for cheap tickets to Sion? Here are a few tips on how to score the best price and make your journey as smooth as possible.

Simply hit "search." We've compared plane tickets from all major online travel agents and airlines flying to Sion to find the cheapest flights. And with us, there are no hidden fees – what you see is what you pay.
Flex your dates to secure the best air ticket price for your Sion flight. If your travel dates are flexible, use Skyscanner's "Whole month" tool to find the cheapest time to fly to Sion.
Set up a Price Alert. You can easily track the fare of your flights to Sion by creating an alert. Whenever prices go down or up, you'll get a push notification or email to help you get the best flight deal.
Compare flight deals to Sion from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys.
Look for direct flights. Only interested in direct flights to Sion? Make sure to tick "Direct flights only" when performing a search. If there are direct Sion flights available, these will appear in the results.
Find the cheapest Business Class flights to Sion. We scour the Internet for the best Business, Premium Economy, and First Class flight fares to Sion, too. Check the difference in price as you search – you might just stumble on a last-minute low fare.
Include nearby airports in your search. Widen your search for Sion flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

Combine your flight to Sion with hotels and car rental

Once you've secured your cheap flight ticket to Sion, discover the best prices and exclusive rates for hotels in Sion or nearby. You can also compare hundreds of car rental companies at once so you get the best car rental price for your trip.

Compare Sion plane tickets with other destinations using the everywhere search

Not quite set on flying to Sion just yet? You can easily browse other destinations by searching flights to "Everywhere" – this will allow you to find the cheapest place to travel to.

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