How Long Can Cockroaches Live Without Air?

Cockroaches thrive indoors, so keeping your home free of them is essential.

They’re also incredibly adaptable. If you’ve spotted one in your home, it’s essential to act promptly to prevent its from causing damage.

The average lifespan of an ancockroach is roughly 2 years. So, how long can cockroaches live without air?

Cockroaches can survive for 40-45 minutes without air, but that doesn’t mean they’re actually living. These insects are technically dead and are considered a pest.

Because they can store oxygen in their body cells. They still have to breathe air in order to live, but they’re still able to breathe through their exoskeleton.

Cockroaches can breathe through their abdomen and the joints in their legs. If their legs don’t get oxygen, they will die quickly.

Cockroaches also typically die within a week if they don’t eat anything, but their exoskeletons can help hide their death from predators.

How Do Cockroaches Breathe?

Cockroaches are distinct from humans in that their bodies are filled with tiny holes called tracheae.

Through the process of diffusion, the microscopic pores in these organisms’ bodies let them take in oxygen and let out carbon dioxide into their surroundings.

These spiracles are used mainly for respiration, but they are also used for excretion of excess moisture and waste from the body.

According to research, cockroaches can consume their food very quickly as they are nocturnal creatures and they mostly feed on decaying matter such as food scraps, plant debris, etc.

How Long Can Cockroaches Live Without Air?

They need a little fresh air to survive, but they can still survive longer than you think without air, sometimes up to an hour or more under normal circumstances.

They may quickly grow into a serious nuisance if they stay for a long time in an area, as they tend to spread diseases like Salmonella and E. coli.

Cockroaches are harmless insects that normally live outdoors, but they may find their way inside homes as well, due to insufficient sanitation or cracks in the walls of your home.

Many people are afraid of these insects and want them out of their homes as soon as possible because their presence is unpleasant and can cause asthma and other allergies.

To keep this troublesome bug at a safe distance from your home, you may buy effective insecticides such as Talstar Pro, which contains the active ingredient methoprene, which is highly effective in killing the roaches.

Roaches are drawn to a moist environment, so it’s important to keep your home dry and clean to prevent roaches from moving in.

Roaches are attracted to moist places in your home and are attracted to your trash, food containers, leaky pipes, plumbing fixtures, drains, sinks, dishwashers, and even bathtubs.

These unpleasant insects will leave behind a trail of droppings and dead skin particles that can spread disease-causing germs to you and your family, so you need to be careful when handling them.

Clean your kitchen surfaces well to prevent roaches from invading your home, as kitchens are their favorite place to hide.

They have the ability to climb up smooth surfaces such as glass and mirrors, so be careful when using these in your home as they might end up inside your home instead of outside.

Roaches may survive underwater for up to half an hour and can squeeze through tiny openings as small as a dime.

Because they are cold-blooded, they depend on the temperature of the environment around them to regulate their body temperature.

Cockroaches, on the other hand, would perish within 45 minutes without any oxygen supply.

How to Keep Cockroaches Away From Your Home?

If you want to keep roaches away from your home, then you will need to get rid of the moisture that attracts them to your home in the first place.

You must store your food, as cockroaches are attracted to it.

Roaches may bite and get into your hair while searching for food to eat, which can cause rashes on your skin or scalp.

To prevent holes and cracks in your walls where cockroaches can enter your home, use caulk to seal any gaps found between the walls and the floors.

By repairing leaky pipes and faucets immediately, you can avoid retaining damp areas in your house.

Also Read: Do Cockroaches Have Brains?


In conclusion, cockroaches can live for a very long time without air.

It’s estimated that they can live for 45 minutes without air. However, as cockroaches go longer without air, they slowly start dying.

After only one hour without air, cockroaches can barely move. After two hours, the cockroaches are dead.

This knowledge can be useful for cockroach exterminators. They can use cockroaches’ vulnerability to air to their advantage and get rid of them in as little time as possible.