Fleas will not go away without pets at home because they can live for up to 2 weeks without a host. They will find a way to feed on humans if they lack pets. If you manage to starve them, they will stop spreading because the female will not lay eggs without a blood meal.

How long can fleas live in a house without pets?

Understanding Fleas

Fleas prefer to wait and jump onto a passing animal. Once aboard, they remain until they are dislodged or groomed from the animal. Without a host, adult fleas live only a few days to 2 weeks.

Will fleas go away if I dont have pets?

You can get fleas in your house, even if you don't have pets. ... A flea can find a happy life on a squirrel, mouse, rat, or other tiny animal. And, these are the animals they ride into your home. If you have been dealing with a rodent issue inside, they could be the reason you have fleas.