Title: $548 Cheap Flights to Grand St Bernard - Expedia.com ![For the views and travelling over the third highest mountain pass in Switzerland ! You can even stay over night](https://images.trvl-media.com/place/6125466/bc3f80f9-0a2f-4e96-8dd9-29092fecc159.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Dominik Gehl ![](https://images.trvl-media.com/place/6125466/bc3f80f9-0a2f-4e96-8dd9-29092fecc159.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $548 Cheap Flights to Grand St Bernard [View $548 flight on Tue, Jun 30, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:PEK,to:SIR,departure:6/30/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:547.30&airProductToken=AQq4AQozCMWWARIDMzA5GI9RIOMNKL2FkQMwp4mRAzhMQABYAWoIRUNPU0FWRVJyCExMU09QQ04xCjIIxZYBEgI4ORjjDSCmBSiOk5EDMKOWkQM4TEABWAFqCEVDT1NBVkVScghMTFNPUENOMQpNCMWWARIEMzAyMximBSCSigEo_pmRAzCCm5EDOExAAVgBaghFQ09TQVZFUnIITExTT1BDTjF6Cgi5hAESBDE0NzR6Cgi5hAESBDE0NzQSCggBEAEYASoCRUsYASIECAEQASgCKAMoBDAB) [Grand St Bernard Travel Guide](https://expedia.com/Grand-St-Bernard.dx3000013784)[Hotels in Grand St Bernard](https://expedia.com/Grand-St-Bernard-Hotels.d3000013784.Travel-Guide-Hotels)[Car Rentals in Grand St Bernard](https://expedia.com/Car-Rentals-In-Grand-St-Bernard.d3000013784.Car-Rental-Guide)[Grand St Bernard Vacation Packages](https://expedia.com/Grand-St-Bernard.d3000013784.Destination-Travel-Guides) ## Popular airlines - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LX.svg) Swiss International Air Lines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,departure:4/5/2026TANYT&leg2=from:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,to:CMH,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LX"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,departure:4/5/2026TANYT&leg2=from:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,to:CMH,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KL"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,departure:4/5/2026TANYT&leg2=from:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,to:CMH,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AF.svg) Air France [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,departure:4/5/2026TANYT&leg2=from:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,to:CMH,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AF"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,departure:4/5/2026TANYT&leg2=from:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,to:CMH,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_SN.svg) Brussels Airlines [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,departure:4/5/2026TANYT&leg2=from:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,to:CMH,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SN"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_U2.svg) easyJet [](https://www.expedia.com/Flights-Search?leg1=from:CMH,to:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,departure:4/5/2026TANYT&leg2=from:Grand St Bernard, Bourg-Saint-Pierre, Valais, Switzerland,to:CMH,departure:4/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"U2"}}]) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## How much is the cheapest flight to Grand St Bernard? Prices were available within the past 7 days and start at $548 for one-way flights and $1,401 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Fri, Aug 7 - Sat, Aug 15 PHL Philadelphia SIR Sion $1,401 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PHL,to:SIR,departure:8/7/2026TANYT&leg2=from:SIR,to:PHL,departure:8/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1400.33&airProductToken=AQqZAQoxCNWCARIENjIzNRjvWSCIGCiIuJQDMNS4lAM4VEAAWAFqBTJfZWNvcghUS1c4NlVOVgowCNWCARIDNzQ4GIgYIKYFKKC7lAMwlL-UAzhUQABYAWoFMl9lY29yCFRLVzg2VU5WCjIIuYQBEgQxNDgxGKYFIJKKASjfv5QDMNjAlAM4WUAAWAFqBTJfZWNvcghUS1c4NlVOVgrMAQoyCLmEARIEMTQ3NhiSigEgpgUozo2VAzDJjpUDOFlAAFgBagUyX2Vjb3IIU0hXODZVTlYKMAjVggESAzc0ORimBSCIGCi8j5UDMOeTlQM4U0AAWAFqBTJfZWNvcghTSFc4NlVOVgoxCNWCARIEMTU4MBiIGCCuHCi8lJUDMMiVlQM4U0AAWAFqBTJfZWNvcghTSFc4NlVOVgoxCNWCARIEMTc0NBiuHCDvWSjdl5UDMOKYlQM4U0AAWAFqBTJfZWNvcghTSFc4NlVOVhIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Fri, Aug 7 - Sat, Aug 15 PHL Philadelphia SIR Sion $1,501 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PHL,to:SIR,departure:8/7/2026TANYT&leg2=from:SIR,to:PHL,departure:8/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1500.33&airProductToken=AQqZAQoxCNWCARIEMzU5MxjvWSCIGCieupQDMOK6lAM4U0AAWAFqBTJfZWNvcghTS1c4NlVOVgowCNWCARIDNzQ4GIgYIKYFKKC7lAMwlL-UAzhTQABYAWoFMl9lY29yCFNLVzg2VU5WCjIIuYQBEgQxNDgxGKYFIJKKASjfv5QDMNjAlAM4WUAAWAFqBTJfZWNvcghTS1c4NlVOVgrMAQoyCLmEARIEMTQ3NhiSigEgpgUozo2VAzDJjpUDOFlAAFgBagUyX2Vjb3IIU0hXODZVTlYKMAjVggESAzc0ORimBSCIGCi8j5UDMOeTlQM4U0AAWAFqBTJfZWNvcghTSFc4NlVOVgoxCNWCARIEMTU4MBiIGCCuHCi8lJUDMMiVlQM4U0AAWAFqBTJfZWNvcghTSFc4NlVOVgoxCNWCARIEMTc0NBiuHCDvWSjdl5UDMOKYlQM4U0AAWAFqBTJfZWNvcghTSFc4NlVOVhIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs) ![Emirates](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/EK.gif) Tue, Jun 30 - Wed, Jul 1 PEK Beijing SIR Sion $1,518 Roundtrip found 1 hour ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PEK,to:SIR,departure:6/30/2026TANYT&leg2=from:SIR,to:PEK,departure:7/1/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1517.20&airProductToken=AQq1AQoyCMWWARIDMzA5GI9RIOMNKL2FkQMwp4mRAzhNQABYAWoHRUNPRkxFWHIITTFMWFNDTjEKMQjFlgESAjgzGOMNIKYFKNaKkQMw8I2RAzhNQAFYAWoHRUNPRkxFWHIITTFMWFNDTjEKTAjFlgESBDMwMjMYpgUgkooBKN6OkQMw4o-RAzhNQAFYAWoHRUNPRkxFWHIITTFMWFNDTjF6Cgi5hAESBDE0NzR6Cgi5hAESBDE0NzQKqQEKQAjFlgESBDMwMzUYkooBIKYFKMqXkQMwxZiRAzhNQABYAWoHRUNPRkxFWHIITTFMWFNDTjF6Cgi5hAESBDE0OTQKMQjFlgESAjkwGKYFIOMNKLuikQMwvKWRAzhNQAFYAWoHRUNPRkxFWHIITTFMWFNDTjEKMgjFlgESAzMwOBjjDSCPUSjQqpEDMJyukQM4TUABWAFqB0VDT0ZMRVhyCE0xTFhTQ04xEgoIARABGAEqAkVLGAEiBAgBEAEoAigDKAQwAQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Fri, Aug 7 - Sat, Aug 15 PHL Philadelphia SIR Sion $1,539 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PHL,to:SIR,departure:8/7/2026TANYT&leg2=from:SIR,to:PHL,departure:8/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1538.33&airProductToken=AQqZAQoxCNWCARIENjIzNRjvWSCIGCiIuJQDMNS4lAM4VEAAWAFqBTJfZWNvcghUS1c4NlVOVgowCNWCARIDNzQ4GIgYIKYFKKC7lAMwlL-UAzhUQABYAWoFMl9lY29yCFRLVzg2VU5WCjIIuYQBEgQxNDgxGKYFIJKKASjfv5QDMNjAlAM4WUAAWAFqBTJfZWNvcghUS1c4NlVOVgrMAQoyCLmEARIEMTQ3NhiSigEgpgUozo2VAzDJjpUDOFlAAFgBagUyX2Vjb3IIVkhXMDZVTlYKMAjVggESAzc0ORimBSCIGCi8j5UDMOeTlQM4VkAAWAFqBTJfZWNvcghWSFcwNlVOVgoxCNWCARIEMjQ5NxiIGCCuHCiblZUDMKmWlQM4VkAAWAFqBTJfZWNvcghWSFcwNlVOVgoxCNWCARIEMTc0NBiuHCDvWSjdl5UDMOKYlQM4VkAAWAFqBTJfZWNvcghWSFcwNlVOVhIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Mon, Jul 27 - Mon, Aug 10 PHL Philadelphia SIR Sion $1,563 Roundtrip found 9 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PHL,to:SIR,departure:7/27/2026TANYT&leg2=from:SIR,to:PHL,departure:8/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1562.13&airProductToken=AQqZAQoxCNWCARIEMzU5MxjvWSCIGCi-vpMDMIK_kwM4VkAAWAFqBTJfZWNvcghWS1gwNlROVgowCNWCARIDNzQ4GIgYIKYFKMC_kwMwtMOTAzhWQABYAWoFMl9lY29yCFZLWDA2VE5WCjIIuYQBEgQxNDgxGKYFIJKKASj_w5MDMPjEkwM4WUAAWAFqBTJfZWNvcghWS1gwNlROVgrMAQoyCLmEARIEMTQ3MhiSigEgpgUom9yUAzCZ3ZQDOFlAAFgBagUyX2Vjb3IIVEhJOTBVTlYKMAjVggESAzc0ORimBSCIGCi84pQDMOfmlAM4VEAAWAFqBTJfZWNvcghUSEk5MFVOVgoxCNWCARIEMTU4MBiIGCCuHCi855QDMMjolAM4VEAAWAFqBTJfZWNvcghUSEk5MFVOVgoxCNWCARIEMTc0NBiuHCDvWSjd6pQDMOLrlAM4VEAAWAFqBTJfZWNvcghUSEk5MFVOVhIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs) ## Frequently asked questions ### What month is the cheapest to fly to Grand St Bernard? ### Which US cities fly direct to Grand St Bernard? ### How to find a cheap flight to Grand St Bernard? ### How to get a cheap last-minute flight to Grand St Bernard? ### How far in advance should I book a flight to Grand St Bernard? ### Which day of the week is the cheapest day to buy a plane ticket to Grand St Bernard? ### Where do you fly into Grand St Bernard? ### How far is the airport from central Grand St Bernard? ### Can I save money by booking a Grand St Bernard trip package? ### Can I change or cancel my flight to Grand St Bernard? \*Flight schedules are subject to change. ## Book with confidence # Tips to find the cheapest flights to Grand St Bernard **The cheapest day to fly** Get started finding a cheap flight to Grand St Bernard on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you. **The cheapest month to fly** August is the cheapest month to fly to Grand St Bernard. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Grand St Bernard. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute. **The most affordable time to book a flight** Typically, a Sunday can be the cheapest time to book a flight to Grand St Bernard, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation. **The cheapest round-trip tickets to Grand St Bernard** The lowest price for round-trip flights to Grand St Bernard in 2026 starts from from $1,401, while one-way tickets start from from $548\. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Grand St Bernard. If you have a preferred departure time or airline, you can use the handy filters to customize your search. **The cheapest airlines flying to Grand St Bernard** Emirates, United are just some of the airlines that can typically offer cheap tickets to Grand St Bernard. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Grand St Bernard and countless more destinations worldwide. **The most affordable airports to fly into** To view the cheapest airports to fly into for Grand St Bernard, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Grand St Bernard. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia. **Save with a package** With Expedia's amazing [package deals](https://www.expedia.com/package-deals), you could save hundreds of dollars by booking your Grand St Bernard plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving. **Date flexibility for the cheapest flights to Grand St Bernard** If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Grand St Bernard. **Stopover savings** The cheapest tickets to Grand St Bernard are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Grand St Bernard. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved. **Get Expedia's Price Drop Protection** Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference\*. This gives you peace of mind that you're getting one of the cheapest flights to Grand St Bernard for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members. \*Terms apply. **Use our Price Tracking feature** Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Grand St Bernard. Simply download the free Expedia app to your smart device and activate Grand St Bernard flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices. **Book with Expedia** As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Grand St Bernard. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too. Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. The percentages you see are averages. ## Travel information | Destination airport | Sion | | ----------------------------- | ------ | | Destination airport IATA code | SIR | | Destination city name | Sion | | Roundtrip price | $1,400 | ## Trending flights to Grand St Bernard Prices were available within the past 7 days and start at $548 for one-way flights and $1,401 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Fri, Aug 7 - Sat, Aug 15 PHL Philadelphia SIR Sion $1,401 Roundtrip found 1 day ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:PHL,to:SIR,departure:8/7/2026TANYT&leg2=from:SIR,to:PHL,departure:8/15/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1400.33&airProductToken=AQqZAQoxCNWCARIENjIzNRjvWSCIGCiIuJQDMNS4lAM4VEAAWAFqBTJfZWNvcghUS1c4NlVOVgowCNWCARIDNzQ4GIgYIKYFKKC7lAMwlL-UAzhUQABYAWoFMl9lY29yCFRLVzg2VU5WCjIIuYQBEgQxNDgxGKYFIJKKASjfv5QDMNjAlAM4WUAAWAFqBTJfZWNvcghUS1c4NlVOVgrMAQoyCLmEARIEMTQ3NhiSigEgpgUozo2VAzDJjpUDOFlAAFgBagUyX2Vjb3IIU0hXODZVTlYKMAjVggESAzc0ORimBSCIGCi8j5UDMOeTlQM4U0AAWAFqBTJfZWNvcghTSFc4NlVOVgoxCNWCARIEMTU4MBiIGCCuHCi8lJUDMMiVlQM4U0AAWAFqBTJfZWNvcghTSFc4NlVOVgoxCNWCARIEMTc0NBiuHCDvWSjdl5UDMOKYlQM4U0AAWAFqBTJfZWNvcghTSFc4NlVOVhIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs) \*Available to One Key members.