Cheap Flights from San Francisco (SFO) to Sion (SIR)

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Frequently asked questions

Is it cheaper to buy a plane ticket from SFO to Sion Airport (SIR) last minute?
Booking your trip from SFO to Sion Airport at the last minute could help you save if you get lucky and find a good deal. However, fares usually don't drop in price as the date of departure nears. If you take a wait-and-see approach, flights could also be sold out or the best seats taken (don't get stuck in the middle!). If you don't want to risk it, book well in advance of the date you want to leave. Don't forget that some of the biggest bargains can be found up to 12 months in advance. If your preferred airline hasn't released its airfares yet, check back regularly as deals are updated on Expedia constantly.
What airports do you fly into for Sion from San Francisco?
From San Francisco, you can fly into Sion through Sion Airport (SIR), Belp Airport (BRN) and Lausanne (QLS-Blecherette). Be sure to check which terminal is right for you before making your decision. If you choose Sion Airport (SIR), it's around 2 kilometers southwest of the center of the city. Use the dollars you save when booking your ticket with Expedia to uncover the city's awesome sights, such as St.Leonard Underground Lake and Alaïa Bay.
Can I change the date of my flight from SFO to Sion Airport (SIR)?
Easily make changes to your San Francisco Airport to Sion Airport (SIR) flight through the Expedia Trips portal. But before you make any adjustments, look over the conditions and rules in your itinerary to see what the airline will allow you to do and what fees apply for changes. Some carriers have a change fee per person, in addition to any difference in airfares. But if you booked in the last 24 hours, you may be able to cancel for free and arrange new flights. You can also take a look at our Customer Service portal to find the answers to your questions and to chat with our Virtual Agent.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Sion
Distance
9375 km

Book with confidence

San Francisco to Sion Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from San Francisco to Sion offer the perfect respite. Not only does exploring Sion provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from San Francisco to Sion may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from to today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Sion are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Sion more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Sion is now!

San Francisco to Sion Flights

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