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