 Public transportation within the City of Sarnia , including conventional bus transit , transportation of people with disabilities , transportation support for major events , and charter services , is provided by Sarnia Transit . From the city 's local airport , Sarnia Chris Hadfield Airport , Air Georgian operates services to and from Toronto Pearson International Airport on behalf of Air Canada Express . For rail travel , Sarnia is one of the two western <unk> , along with Windsor , of the Via Rail Quebec City – Windsor Corridor , over which a service departs Sarnia station in the morning and arrives in the evening . 
