Best Fly Spray for Horses in 2021 | Effective Equine Fly Repellents

If you have horses, then you are no stranger to the problem of flies that irritate and bug them.

Winter brings some relief, but the moment seasons change, the flies return.

And flies are not only a nuisance for them, but they also spread diseases such as equine infectious anemia and West Nile Virus.

fly spray for horses
Farnam Endure Sweat-Resistant Fly Spray for Horses 128 Ounces
  • Protect your horse from biting and nuisance flies, gnats and deer ticks that may...
  • Provides up to 14 days fly control and stays active and keeps working, even in...
  • The only fly spray with RepeLock conditioner, which binds to the hair shaft

Now, two or three flies are not a problem, but unfortunately, hundreds of them will surround your horse if left untreated.

Therefore effective Equine repellent spray is a must-have for your horses but finding the best horse fly spray can be a time-consuming and expensive process without guidance.

Well, that’s why we are here!

Keep reading to find out more about the best horse fly spray in 2021.

Things to Consider While Purchasing a Horse Fly Repellent

There are several important things to consider while looking for a specific product, namely:

Company Reputation

While a newcomer to the market could make a good horse fly spray, the guys that have been in business for many years have built up a reputation and a following, so their products must be doing something right.


Whether you have a few horses or many, the cost of horse fly spray can add up quickly; this is especially important when you consider all the other products needed and additional expenses.

You can’t simply compare two products of the same size to see which is better value for money as some need regular application while others will last a lot longer.

This means that the bottle will last much longer and save you money.

fly spray for horses

Natural or Chemical

Most products contain chemicals to repel and kill flies and other biting insects, while some are natural.

There are many good natural products, but there is also a number that is not very effective.

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Make sure you get one that is highly recommended and works.

Conditioning and Sunscreen

Although these products’ main purpose is to repel and kill fleas, it is beneficial if they contain conditioning ingredients and sunscreen to protect the horse and keep the coat looking healthy.

Pleasant Smell

And ofcourse, the smell!

No one wants their horse smelling of harsh chemicals, so look for products that leave a pleasant smell even hours after application.

Best Fly Spray for Horses in 2020

Pyranha Wipe N Spray

Wipe N Spray is an oil-based solution that is long-lasting and water-resistant, and it comes in a 32oz spray bottle or a 1-gallon top-up bottle.

There is a water-based alternative Spray N Wipe which comes in a blue bottle; this one is not as water-resistant but will not accumulate dust and dirt as the oil-based option.

Wipe N Spray has a pleasant smell thanks to the Citronella; it also contains lanolin which conditions the coat and gives the horse a healthy sheen.

This product repels and kills dangerous and irritating biting insects such as flies, mosquitoes, fleas, ticks, gnats, etc.

As the name suggests, you spray it onto the coat and wipe it through; most people find it to be very effective and efficient.

This USA-made product is a popular and highly rated horse fly spray that has received a lot of positive feedback from horse owners.

As an oil-based product, some people find it to be a bit oily, but they are happy that it kills and repels flies and other irritations and gives the horse a great look.

Pyranha Wipe N Spray is very popular with the show horse crowd and is effective for up to 14 days.

The active ingredients are Pyrethrins (0.1%), Butoxypolypropylene Glycol (15.0%), and Piperonyl Butoxide.

It will leave the horse with a lasting protective coating.

It is an affordable fly spray solution for horses with no chemical smell and additional protection and nourishment to the coat.

Farnam Endure Sweat-Resistant Fly Repellents for Horses

Farnam has been in the horse care business for more than 70 years, and they make a fly spray for horses that really works.

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The Endure spray is sweat and water-resistant for long-lasting results.

It comes as a ready-to-use spray in a 32oz bottle or a larger 1-gallon container that will protect horses from flies, deer ticks, gnats, lice, ticks, mosquitoes, and other pests.

Initially, you will have to apply every 2 to 3 days, but after a while, the protective layer will accumulate, and protection will last up to 14 days.

The active ingredients are Pyrethrins, Cypermethrin, Butoxypolypropylene Glycol, and Piperonyl Butoxide.

It also contains the conditioner ‘RepeLock,’ which attaches to the hair’s shaft for long-lasting benefits.

This powerful formula is also available in a roll-on applicator, and it is a popular and well-liked product with long-lasting waterproof effectiveness.

Absorbine UltraShield EX Brand Residual Insecticide and Repellent

Absorbine also has a long and illustrious history in horse care products spanning well over a hundred years.

It is a trusted name in a range of products, including one of the best equine fly spray solutions available.

UltraShield EX is a strong, hardworking spray that is highly effective against flies, ticks, mosquitoes, and other biting insects that plague untreated horses.

The ready-to-use treatment will last up to 17 days, giving protection from flies, ticks, mosquitoes, and the likes.

The formula contains aloe and lanolin for additional nourishment for the coat; another great advantage is that it includes two sunscreens to protect the horse.

It is weather and sweatproof, so you do not need to reapply after a run or if the horse gets wet.

The active ingredients are natural Pyrethrins derived from chrysanthemums, Piperonyl Butoxide, and Permethrin.

It also has a nice Citronella smell and comes in a 32oz and 1-gallon size container.

Farnam Mosquito Halt Equine Repellent Spray

Another trusted and effective product from Farnam is Mosquito Halt.

Don’t be fooled by the name; while mosquitoes are among the most dangerous and irritating bugs for horses, this product is equally effective against flies, ticks, and other biting insects.

It is well-designed and is available in a ready-to-use 32oz spray bottle as well as a 1-gallon bottle.

This spray not only repels these insects but also kills them with two insecticides.

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It uses Permethrin, Butoxypolypropylene glycol, Piperonyl Butoxide, Prallethrin, and other ingredients to do this.

Furthermore, it also contains aloe and lanolin for soothing and protection and has a PABA sunscreen for protection from the harsh sun.

Mosquito Halt is a value-for-money product with lasting effectiveness against flies and other bugs.

It will keep your horse looking and feeling great with additional protection and nourishment for the coat.

Espree Aloe Herbal Fly Repellent

If you are looking for a natural, organic solution that is effective without harsh chemicals, Espree Aloe Herbal Fly Repellent is a top choice.

It comes ready to use in a 5oz, 32oz, and 1-gallon size.

It is made in the USA and is one of the top natural fly repellants available.

Apart from the organic aloe vera, the main active ingredients are cedarwood oil, citronella oil, and eucalyptus oil, giving it a gentle but effective action while also protecting from the sun and giving a healthy sheen to the coat.

The other great benefit is that it has a very pleasant smell, unlike many of the chemical based products.

This is the perfect product for sensitive horses that might already have skin irritation and allergies.

The Espree product will not hurt the horse like some strong chemical sprays; it is also safer on the horse’s eyes and nose.

The fly spray will not kill flies only repels them and the effect lasts only a few days therefore you will need to reapply it regularly.

Apart from the ready-to-use spray, it is also available as a concentrate and in the form of wipes.

Final Words

Horses are beautiful animals that deserve all the love and respect we can offer!

That’s why, while selecting these equine fly repellent sprays, ensure you are doing a thorough research and choosing the one which is best suited for your horse.

You cannot allow your horse to suffer the pain and irritation of flies, but at the same time, you cannot afford to choose a product that is ill-suited or inappropriate for your magnificent animal.

In the end, look at the needs of your horses and match them with the features of the repellent, and you will be good to go!

We hope this article nudges you in the right direction and helps you select the perfect fly repellent for your horse.