If you want to catch then when they land you can slowly approach them with both hands like you’re gonna clap. They will try to avoid one hand and fly to the other hand and you can catch it.
Fan works. Bubble maker like the one on weddings can discourage fly and mosquitoes.
I use rubber band like on a rubber band pistols to shoot them when they land.
Let the friendly lizard and spiders stay around the house. They will help you get rid of them.