21 Seriously Fast Ways To Get Rid Of Those Small Flies In The Bathroom

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Imagine finally:

  • No more little bugs flying around the sink means better control of your space
  • Fewer wasted cleaners trying random tricks saves real money each month
  • A dry, clean drain keeps flies from coming back and lowers daily stress

Here’s how you start…

1. Pour Boiling Water Down The Bathroom Sink Drain

Those tiny flies lay eggs in the slimy buildup inside the drain, not on the surface you see.

Start Small With This: Boil a full kettle of water and slowly pour it straight down the drain in one steady stream.

It will be so convenient if you use a stainless steel electric kettle to heat water fast and pour it safely without splashing.

2. Scrub Inside The Drain With A Long Skinny Brush

That thin black sludge inside the pipe is where the eggs stick.

Here’s What To Do: Slide a long skinny brush down into the drain and twist it around for 30 seconds to loosen gunk.

This gets easier if you use a flexible drain cleaning brush that reaches deep into tight pipes.

3. Tape Clear Plastic Wrap Over The Drain Overnight

Covering the drain traps flies trying to come up from inside.

Try This Way: Stretch clear plastic wrap tightly over the drain and tape the edges down before bed.

It will take less time if you use clear kitchen plastic wrap that seals flat over the drain opening.

4. Clean The Sink Overflow Hole With Vinegar

That small round hole under the faucet can hide wet buildup too.

Consider This: Pour white vinegar into the overflow hole and let it sit for 15 minutes before rinsing.

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This feels easier if you use a squeeze bottle for cleaning liquids to aim vinegar right into that small hole.

5. Wipe Down The Bottom Of The Trash Can

Old damp tissues at the bottom of the bin attract flies fast.

Begin With This: Empty the trash, spray the inside, and wipe the bottom dry with a cloth.

You can make this faster if you use disinfectant spray cleaner that cuts sticky residue in one pass.

6. Rinse The Toothbrush Holder With Hot Soapy Water

Water sits at the bottom of that cup and turns into a fly magnet.

Use This Simple Trick: Dump it out, scrub the inside with soap, and let it air dry upside down.

This is less annoying when you use a small bottle cleaning brush that reaches into narrow cups.

7. Mop Around The Base Of The Toilet

Small drips near the toilet base give flies something to land on.

Give This A Try: Mix hot water and soap and mop in a tight circle around the toilet base.

This takes less time if you use a microfiber mop pad that grabs sticky spots quickly.

8. Wash The Shower Curtain Bottom In Hot Water

The bottom edge of the curtain stays damp and feeds flies.

Start This Way: Toss the curtain in the washer on a hot cycle and hang it fully open to dry.

You can make this easier if you use a machine washable shower curtain liner that handles hot washes.

9. Pour Baking Soda And Vinegar Into The Drain

That fizz helps loosen thick buildup inside the pipe.

One Thing That Helps Is: Pour baking soda first, then vinegar, and let it bubble for 20 minutes before rinsing.

This gets faster if you use white cleaning vinegar that breaks down buildup without extra mixing.

10. Dry The Sink Bowl Completely Before Bed

Flies love moisture more than anything.

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Here’s A Quick Way: Wipe the entire sink bowl dry with a clean towel every night before bed.

This feels easier if you use a stack of reusable microfiber cloths just for quick nightly wipes.

11. Take Out The Bathroom Trash Every Night

Even one damp cotton ball can attract tiny flies.

The Less Stressful Way Is: Empty the bathroom trash nightly and tie the bag tightly before tossing it.

You could keep it simple if you use small bathroom trash bags that seal fast and fit snug.

12. Clean The Soap Dish And Let It Dry

Old soap scum holds moisture that flies sit on.

If You Want To Keep It Easy: Rinse the soap dish with hot water and leave it upside down to dry.

This gets easier if you use a self draining soap dish that keeps water from pooling.

13. Check For Wet Towels Left On The Floor

Damp towels on tile turn into little fly hangouts.

Start By Doing This Instead: Hang towels up right after showers and spread them out so air hits both sides.

This feels easier if you use over the door towel hooks to give each towel its own space.

14. Scrub The Shower Drain Cover With A Brush

Hair and soap slime build up under that metal cover.

The Easy First Step Is: Lift the cover and scrub both sides with soap and a stiff brush.

This is faster when you use a stiff bristle cleaning brush that clears stuck hair in seconds.

15. Run The Exhaust Fan For 20 Minutes After Showers

Steam sitting in the room feeds the problem.

If You’re Not Sure Where To Start: Turn on the fan before showering and leave it running for 20 minutes after.

This takes less time if you use a bathroom timer switch so it shuts off automatically.

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16. Seal Any Small Gaps Around The Sink Pipe

Tiny openings under the sink let flies sneak in.

Here’s The Shortcut Version: Check around the pipe under the sink and seal small gaps with caulk.

You can make this easier to finish if you use a tube of bathroom silicone caulk that seals cracks quickly.

17. Store Extra Toilet Paper In A Closed Bin

Open stacks collect moisture from the air.

To Make This Feel More Doable: Move extra rolls into a bin with a lid instead of leaving them out.

This feels easier if you use a lidded bathroom storage bin that keeps paper dry.

18. Wipe Down The Counter Around The Faucet Base

Water pools around the faucet base more than most people notice.

The Easier Approach Is: Wipe around the faucet after brushing teeth so no puddles stay overnight.

This gets faster if you use a quick dry cleaning cloth that absorbs water in one swipe.

19. Rinse The Plunger Cup And Let It Dry

That plunger holds damp water inside the cup.

To Avoid Feeling Overwhelmed: Rinse it in hot water and let it dry upright in the tub.

This is less annoying when you use a plunger with a vented holder that lets air move through.

20. Spray The Drain With Hydrogen Peroxide

Hydrogen peroxide helps break down organic buildup inside the drain.

Here’s A Gentle Way To Start: Pour a small amount into the drain and let it sit for 10 minutes before rinsing.

This feels easier if you use a hydrogen peroxide solution bottle that pours neatly without spills.

21. Keep The Sink Stopper Closed When Not In Use

Closing the stopper blocks flies from coming up at night.

One Easy Reset Is: Push the stopper down every evening so the drain stays sealed while everyone sleeps.


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Lily Thompson

Hey, I'm Lily! I'm a mom who's really good at two things: making life easier and sharing what works. I created ''Like Mom Said'' after one too many moments of realizing: "My mom was right about this." Turns out, a lot of that old-school wisdom still holds up... it just needs a modern spin. Think of me as your friend who's always got a tip (and coffee in hand.)