How Do I Get Rid of Drain Flies Overnight?

Published on May 6, 2025 by Stella
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Introduction

Ever seen tiny flies buzzing around the drains? Quite a several households in the United States suffer from drain flies, also known as sewer flies or moth flies, mostly in kitchens, bathrooms, and basements. We will help you know the tips and tricks of How do I get rid of drain flies and what are the most suitable way to keep your home free from these pests.

Identification and Understanding of Drain Flies

Characteristic of drain flies are-

  • The drain flies are small and are 1/8 inches long.
  • They have hairy bodies and hairy wings that resemble those of moths.
  • The common name are ‘sewer flies’ or “moth flies”.
  • Their favorite spots are moist surroundings, the organic matter that builds up inside drains, sewer lines, and even in standing water near refrigerators and washing machines.
  • You’ll find them resting on walls near sinks or bathtubs, or see them flying in short. Their larvae feeds on the cheeky gunk in your pipes making your kitchen and bathroom drains the ideal breeding colonies.
  • Many of you don’t realize how much dirt exists in the drains, but if you put a clear piece of tape over the drain, and check in the morning, you will find some flies stuck in the tape, you’ll know.

Are Drain Flies Harmful to You?

Many people ask, are drain flies harmful? My answer to that is they do not bite or sting and do not carry any diseases that are harmful to us. However, the presence of these small flies can cause sanitation issues and can be a reason behind the origin of other health hazards.

Even though drain flies do not sting directly, they can be carriers of germs and pathogenic agents from the foul-smelling areas where they breed. They can cause allergy and asthma symptoms in sensitive individuals. Drain flies usually show up in unclean conditions that makes the air worse, and if they keep coming back, it could mean a clogged drain which might cause more drain problems in future.

Are Drain Flies Harmful in the sense of biting or stinging? No. But they are a nuisance, can worsen respiratory conditions, and signal that your drains need attention.

7 Simple Steps on How Do I Get Rid of Drain Flies

how-to-get-rid-of-drain-flies

If your home is already infested with drain flies, here is a time-proven, detailed method for the step-by-step that can be taken to get rid of drain flies in your house, which is efficient and practical:

1. Locate the Source

 Look for which drains are affected by using tape traps or visually examining the area.

2. Manual Cleaning

Get a pipe brush and thoroughly clean the insides of infested drain and remove all the organic residues.

3. Boiling Water

For 7 days, continue to pour a kettle of boiling water into the drain to kill the larvae and clear the channel of dirt.

4. Use Baking Soda and Vinegar

Boiling Water: For a week, keep pouring boiling water down the drain and wash away the gunk.

5. Apply Drain Cleaner (If Necessary)

An enzymatic or microbial drain cleaner will be perfect for stubborn infestation, as it is specifically produced for organic matter digestion, and these are chemical-free cleaners that won’t harm the pipes. Other drain cleaners can damage the pipe with their strength.

6. Adult Fly Traps

Set up a bowl of apple cider vinegar with a few drops of dish soap near the drain. The flies that come close to it, get caught. Another good alternative is to cover a bowl of vinegar with a plastic wrap, drill holes in it and allow the insect to go in but not come out.

Make it a habit to check and wash the drains out, eliminating flies and eggs, until there are no more signs of the pest. If the problem exists even after the cleaning has been done, the flies have probably made their way deeper into the plumbing system or sewer lines. In that case, you should consider hiring a professional pest control or plumbing service for help.

Conclusion

Drain flies represent a typical pest problem which homeowners can effectively control. Drain flies disappear when you eliminate their breeding sites through proper drain maintenance and cleaning. You may wonder Are Drain Flies Harmful, they are not directly dangerous but can be a cause to major hygiene problems.

To know how do i get rid of drain flies and expert pest control tips and solutions across the United States, trust SayNoPest as your go-to resource.