If you swallow a fly and it goes down your esophagus (food pipe), there’s really no danger in that. If you swallow a fly and it goes down your esophagus (food pipe), there’s really no danger in that. Eating common insects is usually not harmful and in many cultures people regularly eat insects.Click to see full answer. In this manner, is it dangerous to eat a fly?Generally, nothing really serious is going to happen if you eat a standard fly. However; unless the fly happened to be carrying toxic like BIO-Weapon (which are at least rare to appear on a fly that wouldn’t be able to survive the infection itself anyway) it can chance a risk of actually killing you too.Also, what happens if you inhale a fly? If you feel like you inhaled the bug and you think it could be in your lungs, tell a parent or another adult. Usually this will make you cough and feel a little uncomfortable. Unlike your stomach, your lungs won’t digest the bug. In your lungs, the bug will get trapped in a layer of slimy mucus. Also, what happens if you accidentally eat a fly? Don’t worry, you’re not going to turn into a fly! If you swallowed it then it’s probably ended up in your stomach. It will get digested along with anything else you’ve eaten (hopefully tasty food rather than more flies!) and then whatever’s left will come out the other end when you visit the toilet.Can a fly kill you?Yes. Flies are disgusting. Some flies bite animals and humans, spreading even more infections, parasites, germs and diseases. If you have ever known the pain of being bit by a horse fly or deer fly you know how deeply they can bite.