Title: Cheap Flights to Sion - Expedia.ca ![Adobe](https://images.trvl-media.com/place/9869/40df6fea-c548-4064-9088-2549769f6f5f.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights to Sion - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only [Sion Travel Guide](https://expedia.ca/Sion.dx9869)[Hotels in Sion](https://expedia.ca/Sion-Hotels.d9869.Travel-Guide-Hotels)[Sion Car Rentals](https://expedia.ca/Car-Rentals-In-Sion.d9869.Car-Rental-Guide)[Sion Vacation Packages](https://expedia.ca/Sion.d9869.Destination-Travel-Guides) ## Popular airlines to Sion - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Sion, Valais, Switzerland,departure:09/10/2025TANYT&leg2=from:Sion, Valais, Switzerland,to:CMH,departure:16/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![Lufthansa](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Sion, Valais, Switzerland,departure:09/10/2025TANYT&leg2=from:Sion, Valais, Switzerland,to:CMH,departure:16/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![KLM](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Sion, Valais, Switzerland,departure:09/10/2025TANYT&leg2=from:Sion, Valais, Switzerland,to:CMH,departure:16/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KL"}}]) - ![Swiss International Air Lines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LX.svg) Swiss International Air Lines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Sion, Valais, Switzerland,departure:09/10/2025TANYT&leg2=from:Sion, Valais, Switzerland,to:CMH,departure:16/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LX"}}]) - ![Air France](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AF.svg) Air France [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Sion, Valais, Switzerland,departure:09/10/2025TANYT&leg2=from:Sion, Valais, Switzerland,to:CMH,departure:16/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AF"}}]) - ![Brussels Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_SN.svg) Brussels Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Sion, Valais, Switzerland,departure:09/10/2025TANYT&leg2=from:Sion, Valais, Switzerland,to:CMH,departure:16/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SN"}}]) - ![Iberia](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_IB.svg) Iberia [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Sion, Valais, Switzerland,departure:09/10/2025TANYT&leg2=from:Sion, Valais, Switzerland,to:CMH,departure:16/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 30% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Expedia.ca gives you the best tools to secure great deals on flights to Sion. Use our easy and convenient booking engine to browse nonstop flights and convenient departure points every day of the year. Search airfares from the top airlines to book your perfect flight to Sion. Whatever your travel needs, you can always rely on Expedia.ca to help you find cheap flights to Sion. Using our booking engine is simple - just type in your points of travel and preferred dates and Expedia.ca does the rest! If your travel times are flexible, you can find even better bargains by adjusting your flight dates. Browse connecting flights to increase your chances of finding even lower fares. Thanks to Expedia's Best Price Guarantee, you can book your Sion flights with full confidence knowing that you've found the best deal online. Expedia.ca makes the booking process easy and stress-free by offering support along the entire way. Our friendly staff is available 24 hours a day to provide assistance and help you book your ticket. Call us toll-free at 1-888-397-3342 to answer any questions that you may have about your trip to Sion. Looking to save even more? Get additional savings by bundling your Sion flight with a hotel and/or car rental to create a bargain travel package. Early birds can discover terrific savings by booking in advance while last minute travelers can enjoy great last minute deals. With Expedia.ca, there's no shortage of options to save even more on your Sion trip! Flights to Sion information | Destination airport | Sion | | --- | --- | | Destination airport IATA code | SIR | ## Need more than a Flight to Sion? Heading to Sion? Explore Sion with Expedia's Travel Guides to find the best hotels, vacation packages, car rental deals and more! [Sion Hotels](https://expedia.ca/Sion-Hotels.d9869.Travel-Guide-Hotels)[Sion Car Rentals](https://expedia.ca/Car-Rentals-In-Sion.d9869.Car-Rental-Guide) ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rental - Other ### Lodging - [1 Star Hotels in Les Collons](https://www.expedia.ca/1Star-Les-Collons-Hotels.s10-0-d6341088.Travel-Guide-Filter-Hotels) - [4 Star Hotels in Nendaz](https://www.expedia.ca/4Star-Nendaz-Hotels.s40-0-d6126465.Travel-Guide-Filter-Hotels) - [Anzère Hotels](https://www.expedia.ca/Anzere-Hotels.d6126491.Travel-Guide-Hotels) - [Arbaz Hotels](https://www.expedia.ca/Arbaz-Hotels.d6341004.Travel-Guide-Hotels) - [Villas in Arbaz](https://www.expedia.ca/Arbaz-Villas.d6341004-aaVillas.Travel-Guide-Accommodation) - [Ardon Hotels](https://www.expedia.ca/Ardon-Hotels.d6191908.Travel-Guide-Hotels) - [Ayent Hotels](https://www.expedia.ca/Ayent-Hotels.d6143584.Travel-Guide-Hotels) - [Chalais Hotels](https://www.expedia.ca/Chalais-Hotels.d6141591.Travel-Guide-Hotels) - [Chamoson Hotels](https://www.expedia.ca/Chamoson-Hotels.d6191907.Travel-Guide-Hotels) - [Chermignon Hotels](https://www.expedia.ca/Chermignon-Crans-Montana-Hotels.0-n6143593-0.Travel-Guide-Filter-Hotels) - [Conthey Hotels](https://www.expedia.ca/Conthey-Hotels.d6159927.Travel-Guide-Hotels) - [Corin-De-La-Crête Hotels](https://www.expedia.ca/Corin-De-La-Crete-Hotels.d3000371854.Travel-Guide-Hotels) - [Golf Hotels in Crans-Montana](https://www.expedia.ca/Crans-Montana-Hotels-Golf-Hotel.0-0-d553248623508800763-tGolfHotel.Travel-Guide-Filter-Hotels) - [Hotel Wedding Venues Hotels in Crans-Montana](https://www.expedia.ca/Crans-Montana-Hotels-Wedding-Hotels.0-0-d553248623508800763-tWeddingHotels.Travel-Guide-Filter-Hotels) - [Crans-Montana Hotels](https://www.expedia.ca/Crans-Montana-Hotels.d553248623508800763.Travel-Guide-Hotels) - [Sion District Hotels](https://www.expedia.ca/Destinations-In-Sion-District.d553248635975750391.Hotel-Destinations) - [Hotels near Golf Club Crans-sur-Sierre](https://www.expedia.ca/Golf-Club-Crans-Sur-Sierre-Hotels.0-l6261999-0.Travel-Guide-Filter-Hotels) - [Grone Hotels](https://www.expedia.ca/Grone-Hotels.d6341012.Travel-Guide-Hotels) - [Icogne Hotels](https://www.expedia.ca/Icogne-Hotels.d3000013737.Travel-Guide-Hotels) - [Spa Hotels in La Tzoumaz](https://www.expedia.ca/La-Tzoumaz-Hotels-Spa-Hotel.0-0-d6340998-tSpaHotel.Travel-Guide-Filter-Hotels) - [La Tzoumaz Hotels](https://www.expedia.ca/La-Tzoumaz-Hotels.d6340998.Travel-Guide-Hotels) - [Lens Hotels](https://www.expedia.ca/Lens-Hotels.d6143591.Travel-Guide-Hotels) - [Aparthotels in Les Collons](https://www.expedia.ca/Les-Collons-Apart-Hotels.d6341088-aaApartHotels.Travel-Guide-Accommodation) - [Apartments in Les Collons](https://www.expedia.ca/Les-Collons-Apartments.d6341088-aaApartments.Travel-Guide-Accommodation) - [Chalets in Les Collons](https://www.expedia.ca/Les-Collons-Chalets.d6341088-aaChalets.Travel-Guide-Accommodation) - [Holiday Park Resorts in Les Collons](https://www.expedia.ca/Les-Collons-Holiday-Parks.d6341088-aaHolidayParks.Travel-Guide-Accommodation) - [Beach Hotel Hotels in Les Collons](https://www.expedia.ca/Les-Collons-Hotels-Beach-Hotel.0-0-d6341088-tBeachHotel.Travel-Guide-Filter-Hotels) - [Hotels with Free Breakfast in Les Collons](https://www.expedia.ca/Les-Collons-Hotels-Hotels-With-Free-Breakfast.0-0-d6341088-tHotelswithFreeBreakfast.Travel-Guide-Filter-Hotels) - [Mountain Hotels in Les Collons](https://www.expedia.ca/Les-Collons-Hotels-Mountain-Hotels.0-0-d6341088-tMountainHotels.Travel-Guide-Filter-Hotels) - [Les Collons Hotels](https://www.expedia.ca/Les-Collons-Hotels.d6341088.Travel-Guide-Hotels) - [Inns in Les Collons](https://www.expedia.ca/Les-Collons-Inns.d6341088-aaInns.Travel-Guide-Accommodation) - [Vacation Homes in Les Collons](https://www.expedia.ca/Les-Collons-Private-Vacation-Homes.d6341088-aaPrivateVacationHomes.Travel-Guide-Accommodation) - [Les Mayens-de-Sion Hotels](https://www.expedia.ca/Les-Mayens-De-Sion-Hotels.d553248635975748178.Travel-Guide-Hotels) - [B&B in Mase](https://www.expedia.ca/Mase-Bed-And-Breakfast.d6341105-aaBedAndBreakfast.Travel-Guide-Accommodation) - [Mase Hotels](https://www.expedia.ca/Mase-Hotels.d6341105.Travel-Guide-Hotels) - [Mayens-De-Riddes Hotels](https://www.expedia.ca/Mayens-De-Riddes-Hotels.d6342127.Travel-Guide-Hotels) - [Mont-Noble Hotels](https://www.expedia.ca/Mont-Noble-Hotels.d553248635939580772.Travel-Guide-Hotels) - [Lgbt Friendly Hotels in Montana](https://www.expedia.ca/Montana-Crans-Montana-Hotels-LGBT-Friendly-Hotel.0-n6143594-0-tLGBTFriendlyHotel.Travel-Guide-Filter-Hotels) - [Luxury Hotels in Montana](https://www.expedia.ca/Montana-Crans-Montana-Hotels-Luxury-Hotel.0-n6143594-0-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Mountain Hotels in Montana](https://www.expedia.ca/Montana-Crans-Montana-Hotels-Mountain-Hotels.0-n6143594-0-tMountainHotels.Travel-Guide-Filter-Hotels) - [Montana Hotels](https://www.expedia.ca/Montana-Crans-Montana-Hotels.0-n6143594-0.Travel-Guide-Filter-Hotels) - [Monteiller Hotels](https://www.expedia.ca/Monteiller-Hotels.d553248635975748784.Travel-Guide-Hotels) - [Nax Hotels](https://www.expedia.ca/Nax-Hotels.d6251353.Travel-Guide-Hotels) - [Hotels near Nax Ski Area](https://www.expedia.ca/Nax-Ski-Area-Hotels.0-l553248621561735301-0.Travel-Guide-Filter-Hotels) - [Nendaz Hotels](https://www.expedia.ca/Nendaz-Hotels.d6126465.Travel-Guide-Hotels) - [Noveli Hotels](https://www.expedia.ca/Noveli-Hotels.d6341034.Travel-Guide-Hotels) - [Riddes Hotels](https://www.expedia.ca/Riddes-Hotels.d6190288.Travel-Guide-Hotels) - [Saclentse Hotels](https://www.expedia.ca/Saclentse-Hotels.d6340997.Travel-Guide-Hotels) - [Saint-Leonard Hotels](https://www.expedia.ca/Saint-Leonard-Hotels.d6126492.Travel-Guide-Hotels) - [Saint-Martin Hotels](https://www.expedia.ca/Saint-Martin-Hotels.d553248635939581022.Travel-Guide-Hotels) - [Salins Hotels](https://www.expedia.ca/Salins-Hotels.d6353313.Travel-Guide-Hotels) - [Saviese Hotels](https://www.expedia.ca/Saviese-Hotels.d6143618.Travel-Guide-Hotels) - [Hotels near Sion Cathedral and Fortress](https://www.expedia.ca/Sion-Cathedral-And-Fortress-Hotels.0-l553248621532505148-0.Travel-Guide-Filter-Hotels) - [Siviez Hotels](https://www.expedia.ca/Siviez-Hotels.d3000013450.Travel-Guide-Hotels) - [Lgbt Friendly Hotels in Uvrier](https://www.expedia.ca/Uvrier-Hotels-LGBT-Friendly-Hotel.0-0-d6341006-tLGBTFriendlyHotel.Travel-Guide-Filter-Hotels) - [Uvrier Hotels](https://www.expedia.ca/Uvrier-Hotels.d6341006.Travel-Guide-Hotels) - [Vercorin Hotels](https://www.expedia.ca/Vercorin-Hotels.d6141616.Travel-Guide-Hotels) - [Vermala Hotels](https://www.expedia.ca/Vermala-Hotels.d6051993.Travel-Guide-Hotels) - [Spa Hotels in Vex](https://www.expedia.ca/Vex-Hotels-Spa-Hotel.0-0-d6340861-tSpaHotel.Travel-Guide-Filter-Hotels) - [Vex Hotels](https://www.expedia.ca/Vex-Hotels.d6340861.Travel-Guide-Hotels) - [Veysonnaz Hotels](https://www.expedia.ca/Veysonnaz-Hotels.d6052196.Travel-Guide-Hotels) - [Visse Hotels](https://www.expedia.ca/Visse-Hotels.d3000467621.Travel-Guide-Hotels) ### Flights - [Flights to Crans-Montana Ski Area](https://www.expedia.ca/Cheap-Flights-To-Crans-Montana-Ski-Area.d6052039.Travel-Guide-Flights) - [Flights to Les Collons](https://www.expedia.ca/Cheap-Flights-To-Les-Collons.d6341088.Travel-Guide-Flights) - [Flights to Mase](https://www.expedia.ca/Cheap-Flights-To-Mase.d6341105.Travel-Guide-Flights) - [Flights to Verbier](https://www.expedia.ca/Cheap-Flights-To-Verbier.d6052042.Travel-Guide-Flights) - [Flights to Valais](https://www.expedia.ca/Destinations-In-Valais.d6051990.Flight-Destinations) - [Flights from Barcelona (BCN) to Sion (SIR)](https://www.expedia.ca/lp/flights/bcn/sir/barcelona-to-sion) - [Flights from Frankfurt (FRA) to Sion (SIR)](https://www.expedia.ca/lp/flights/fra/sir/frankfurt-to-sion) - [Flights from London (LHR) to Sion (SIR)](https://www.expedia.ca/lp/flights/lhr/sir/london-to-sion) - [Flights from Trondheim (TRD) to Sion (SIR)](https://www.expedia.ca/lp/flights/trd/sir/trondheim-to-sion) - [Flights from Edmonton (YEG) to Sion (SIR)](https://www.expedia.ca/lp/flights/yeg/sir/edmonton-to-sion) - [Flights from Montreal (YUL) to Sion (SIR)](https://www.expedia.ca/lp/flights/yul/sir/montreal-to-sion) - [Flights from Vancouver (YVR) to Sion (SIR)](https://www.expedia.ca/lp/flights/yvr/sir/vancouver-to-sion) - [Flights from Calgary (YYC) to Sion (SIR)](https://www.expedia.ca/lp/flights/yyc/sir/calgary-to-sion) - [Flights from Toronto (YYZ) to Sion (SIR)](https://www.expedia.ca/lp/flights/yyz/sir/toronto-to-sion) - [Flights from Zürich (ZRH) to Sion (SIR)](https://www.expedia.ca/lp/flights/zrh/sir/zurich-to-sion) ### Packages - [Visit Bluche](https://www.expedia.ca/Bluche.dx6341090) - [Visit Chermignon-d'en Haut](https://www.expedia.ca/Chermignon-Den-Haut.dx6341009) - [Visit Chermignon](https://www.expedia.ca/Crans-Montana-Chermignon.dx6143593) - [Visit Montana](https://www.expedia.ca/Crans-Montana-Montana.dx6143594) - [Crans-Montana Vacations](https://www.expedia.ca/Crans-Montana.d553248623508800763.Destination-Travel-Guides) - [Visit Crans-Montana](https://www.expedia.ca/Crans-Montana.dx553248623508800763) - [Four Valleys Ski Area](https://www.expedia.ca/Four-Valleys-Ski-Area-Valais.d6340895.Vacation-Attraction) - [Visit Les Collons](https://www.expedia.ca/Les-Collons.dx6341088) - [Montana Vacations](https://www.expedia.ca/Montana.d6143594.Destination-Travel-Guides) - [Visit Monteiller](https://www.expedia.ca/Monteiller.dx553248635975748784) - [Nax Community Pool](https://www.expedia.ca/Nax-Community-Pool-Mont-Noble.d553248621561735302.Vacation-Attraction) - [Visit Nax](https://www.expedia.ca/Nax.dx6251353) - [Visit Riddes](https://www.expedia.ca/Riddes.dx6190288) - [Trabanta Ski Lift](https://www.expedia.ca/Trabanta-Ski-Lift-Vex.d553248621561662127.Vacation-Attraction) - [Visit Vétroz](https://www.expedia.ca/Vetroz.dx3000013376) ### Cars - [Autoclick Rental Cars in Les Collons](https://www.expedia.ca/AutoClick-Car-Rentals-In-Les-Collons.d6341088-c1095.Car-Rental-Guide-Suppliers) - [Car rental Crans-Montana](https://www.expedia.ca/Car-Rentals-In-Crans-Montana.d553248623508800763.Car-Rental-Guide) - [Car rental Lens](https://www.expedia.ca/Car-Rentals-In-Lens.d6143591.Car-Rental-Guide) - [Rental cars Sion airport](https://www.expedia.ca/Car-Rentals-In-Sion.d6031901.Car-Rental-Guide) - [Kk Leisure Rental Cars in Les Collons](https://www.expedia.ca/KK-Leisure-Car-Rentals-In-Les-Collons.d6341088-c1133.Car-Rental-Guide-Suppliers) ### Vacation Rental - [Nax Vacation Rentals](https://www.expedia.ca/Nax-Vacation-Rentals.d6251353.Travel-Guide-VacationRentals) ### Other - [Things to do in Ayent](https://www.expedia.ca/Things-To-Do-In-Ayent.d6143584.Travel-Guide-Activities) - [Things to do in Chamoson](https://www.expedia.ca/Things-To-Do-In-Chamoson.d6191907.Travel-Guide-Activities) \*Available to Expedia members.