Following yesterday’s announcement of Frontier Airlines returning to Wilmington – New Castle, Delaware (ILG) with service to Orlando (also offering $29Â introductory fares), today, the airline announced its expansion of service at Philadelphia International Airport (PHL) with three new nonstop routes to Boston, Chicago and Los Angeles. With the addition of these new routes, Frontier will … [Read More…] The post Frontier Airlines Announces 3 New Nonstop Routes from Philadelphia – $...