News about low cost flights from Sion https://lowcostroutes.com:443/sv Read the news about low cost flights from Sion, published by the low cost airlines. 2011-04-06 sv hourly 1 https://lowcostroutes.com:443 New low cost flights from Sion to London Stansted https://lowcostroutes.com:443/sv/news_739_SnowJet_updated_the_flight_schedule 2011-04-06