Preheat oven to 350F. Grease an 8x8 inch square baking pan with non-stick cooking spray.
In a medium mixing bowl, whisk together the flour and salt; set aside.
In a medium mixing bowl, cream together the butter and sugar with an electric mixer until light and fluffy. Add the eggs, vanilla extract, and almond extract and beat until well combined.
Add the flour mixture and mix just until combined.
Scoop 1 ½ cups of the dough mixture into the prepared pan and press down to form the bottom crust. Spread the pie filling over the crust. Dollop the remaining dough all over the top of the pie filling.
Bake the cherry bars at 350F for 30-35 minutes until set and beginning to turn golden brown around the edges.
Cool the cherry bars in the pan until room temperature. Combine the powdered sugar almond extract if using and milk to make the glaze and drizzle over the cooled cherry bars. Cut into 9 squares to serve.