The main source of attraction for flies are smells. The ideal action you can make in removing flies inside your kitchen is definitely to keep them outside altogether. Mend all tears in your window and door screens. At the same time, always make sure there are no breaks in the padding strip around the entry doors. This will also assist in keeping away other creatures and pesky insects just as well. Now that you are aware how you can care for the inside, the time has come to get to the cause of the issue. Ive found that the quickest and most efficient way to do this is to use a fly trap. Theyre really cheap and very efficient.