Use a shallow bowl with apple cider vinegar and a few drops of dish soap
Cover a jar with plastic wrap and poke small holes in it
Place ripe fruit in a container with a funnel made from paper
Set out a sticky fly trap near the problem area
Hang fly paper where flies gather
Use a baited bottle trap with sugar water or fruit juice
Keep traps near windows, trash cans, and food areas
Replace bait regularly
Empty and clean traps when full
Keep the area clean to reduce more flies