Yes, you can easily convert a KML file to Excel formats including XLS and XLSX. You can either use a desktop application to convert KML to Excel. If you want to use a free one, try using RouteConverter or GPSBabel. Besides that, there are a lot of free online tools to convert KML to Excel online. There are online services like MyGeodata Converter and convertcsv.com that let you convert KMl to Excel for free.