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You are here: Home / Horse / Best Horse Fly Repellents 2025

Best Horse Fly Repellents 2025

If you’re looking for the best horse fly repellents, you’ve come to the right place. In this buying guide, we’ll take a look at the different types of best horse fly repellents, what to look for when purchasing one, and some of the top products on the market. By the end of this guide, you should have a good idea of which horse fly repellent is right for you.

Best Horse Fly Repellents: Editor Recommended

# Preview Product Price
1 Farnam Repel-X Ready-To-Use Fly Spray, Insecticide And Repellent For Horses And Dogs, 32 Fluid Ounces, 1 Quart Bottle With Trigger Sprayer Farnam Repel-X Ready-To-Use Fly Spray, Insecticide And Repellent For Horses And Dogs, 32 Fluid... $15.99Amazon Prime Buy on Amazon
2 Farnam Roll-On Fly Repellent for Horses, Ponies and Dogs 2 Ounces Farnam Roll-On Fly Repellent for Horses, Ponies and Dogs 2 Ounces $7.49Amazon Prime Buy on Amazon
3 Farnam SWAT CLEAR Horse Fly Control for Horses, Ponies and Dogs, 7 ounce jar Farnam SWAT CLEAR Horse Fly Control for Horses, Ponies and Dogs, 7 ounce jar $18.50 Buy on Amazon
4 Absorbine UltraShield EX 128oz Insecticide, Kills & Repels Flies, Mosquitoes, Ticks, Fleas, Lice, Use on Horses, Dogs, Premises Absorbine UltraShield EX 128oz Insecticide, Kills & Repels Flies, Mosquitoes, Ticks, Fleas, Lice,... $77.69Amazon Prime Buy on Amazon
5 Farnam Flys Off Fly Repellent Ointment 7 Ounces Farnam Flys Off Fly Repellent Ointment 7 Ounces $11.29Amazon Prime Buy on Amazon
6 Farnam Endure Roll-On Fly Repellent for Horses, for Sensitive Areas, 3 Ounces Farnam Endure Roll-On Fly Repellent for Horses, for Sensitive Areas, 3 Ounces $8.95Amazon Prime Buy on Amazon
7 Farnam Equi-Spot, Horse Fly Control, Long-lasting Protection, 6 Applications, 12-Week Supply for One Horse Farnam Equi-Spot, Horse Fly Control, Long-lasting Protection, 6 Applications, 12-Week Supply for One... $25.99Amazon Prime Buy on Amazon
8 REVENGE Horse & Stable Fly Spray, 128 oz Ready-to-Use with Power Sprayer, Long Lasting Flea and Tick Control REVENGE Horse & Stable Fly Spray, 128 oz Ready-to-Use with Power Sprayer, Long Lasting Flea and Tick... $28.76Amazon Prime Buy on Amazon
9 Farnam Equisect Botanical Fly Repellent for Horses, Dogs and Cats, 32 Ounces, Quart Spray Farnam Equisect Botanical Fly Repellent for Horses, Dogs and Cats, 32 Ounces, Quart Spray $19.99Amazon Prime Buy on Amazon
10 Formula 707 MultiFly Feed-Thru Fly Control Pellets for Horses - Palatable & Safe Fly Population Reduction (5 lb Bag - 91 Servings) Formula 707 MultiFly Feed-Thru Fly Control Pellets for Horses - Palatable & Safe Fly Population... $34.49Amazon Prime Buy on Amazon

Our Editor’s Best Horse Fly Repellents Reviews

SaleBestseller No. 1
Farnam Repel-X Ready-To-Use Fly Spray, Insecticide And Repellent For Horses And Dogs, 32 Fluid Ounces, 1 Quart Bottle With Trigger Sprayer
Farnam Repel-X Ready-To-Use Fly Spray, Insecticide And Repellent For Horses And Dogs, 32 Fluid Ounces, 1 Quart Bottle With Trigger Sprayer
  • HARD WORKING ECONOMICAL fly spray with multiple uses for horses, dogs and premises
  • REPELS AND KILLS six common fly species, mosquitoes, gnats, fleas, and ticks
  • FOR BEST RESULTS spray or gently wipe on animals, around stalls and in the barn, on blankets and other fabrics
  • READY-TO-USE 32 oz water based formula fly and tick repellent, no mixing or diluting required
  • PRACTICAL AND BUDGET FRIENDLY fly repellent with multiple uses, the one bottle you need in your barn!
$15.99 Amazon Prime
Buy on Amazon
SaleBestseller No. 2
Farnam Roll-On Fly Repellent for Horses, Ponies and Dogs 2 Ounces
Farnam Roll-On Fly Repellent for Horses, Ponies and Dogs 2 Ounces
  • Repels house, stable, face and horn flies
  • For use around nose, eyes, ears, mouth and wounds
  • Easy application with roller-ball
  • For horses, ponies and dogs
  • Repel flies from sensitive areas
$7.49 Amazon Prime
Buy on Amazon
Bestseller No. 3
Farnam SWAT CLEAR Horse Fly Control for Horses, Ponies and Dogs, 7 ounce jar
Farnam SWAT CLEAR Horse Fly Control for Horses, Ponies and Dogs, 7 ounce jar
  • DEFEND AGAINST BITING and nuisance flies with an effective ointment that repels house, stable, face and horn flies.
  • TARGETED PROTECTION FOR WOUNDS and face with an easily applied ointment. Works great for horses, ponies and dogs.
  • CONVENIENT TO CARRY AND STORE in a handy 7 oz. jar. Keep a jar with you on-the-go and stay prepared for those unavoidable “uh-oh” moments.
  • TRY BOTH FORMATS of SWAT Fly Repellent Ointment for different situations. Available in original pink color (to help identify wounds) and clear (for more discreet times).
  • DISCREET CLEAR FORMULA for times when you want your fly protection to be hidden (like in the show pen).
$18.50
Buy on Amazon
Bestseller No. 4
Absorbine UltraShield EX 128oz Insecticide, Kills & Repels Flies, Mosquitoes, Ticks, Fleas, Lice, Use on Horses, Dogs, Premises
Absorbine UltraShield EX 128oz Insecticide, Kills & Repels Flies, Mosquitoes, Ticks, Fleas, Lice, Use on Horses, Dogs, Premises
  • OUR STRONGEST FORMULA: Kills and repels 70+ species of pests & bugs like flies, mosquitoes, ticks, gnats
  • WEATHERPROOF: Protection up to 17 days with UltraBond Technology
  • NO MIXING: Ready to use, water-based formula for horses, ponies, dogs, barns, or on premise
  • BUGS & SUN: Advanced formula contains protection against insects plus multiple sunscreens and coat conditioners
  • USA: Made in the USA
$77.69 Amazon Prime
Buy on Amazon
SaleBestseller No. 5
Farnam Flys Off Fly Repellent Ointment 7 Ounces
Farnam Flys Off Fly Repellent Ointment 7 Ounces
  • Protect your pet from flies with the Flys-Off Fly repellent ointment for dogs, horses and ponies.
  • Works to repels and kill house flies, stable flies, face flies and horn flies.
  • Flys-off Fly repellent ointment is best used around wounds, sores and other sensitive areas.
  • Comes in a convenient and lightweight 7 oz container.
  • Easy to apply, wash hands after using.
$11.29 Amazon Prime
Buy on Amazon
SaleBestseller No. 6
Farnam Endure Roll-On Fly Repellent for Horses, for Sensitive Areas, 3 Ounces
Farnam Endure Roll-On Fly Repellent for Horses, for Sensitive Areas, 3 Ounces
  • DEFEND YOUR HORSE’S HEALTH with Endure sweat-resistant fly, mosquito and tick protection. This spray helps prevent exposure to insects that transmit harmful bacteria and Lyme Disease.
  • CONVENIENT TO USE & AVAILABLE in 15 oz. finishing spray, 32 oz. ready-to-use spray, easy pour 128 oz. gallon refill and the handy 3 oz. Endure roll-on for your horse’s eyes and ears.
  • POWERS THROUGH SWEAT and water. Endure Roll-On Fly Repellent is ideal for even the most challenging weather conditions, including heavy rain and muggy heat.
  • APPLY LESS & PROTECT MORE with this reliable roll-on fly repellent. Formulated with multiple active ingredients, this product stays active for up to 7 days.
  • INNOVATIVE EQUINE CARE in a simple, easy-grip roll-on. Contains a sunscreening agent.
$8.95 Amazon Prime
Buy on Amazon
SaleBestseller No. 7
Farnam Equi-Spot, Horse Fly Control, Long-lasting Protection, 6 Applications, 12-Week Supply for One Horse
Farnam Equi-Spot, Horse Fly Control, Long-lasting Protection, 6 Applications, 12-Week Supply for One Horse
  • KEEPS WORKING when you can’t be there to apply fly spray every day.
  • KILLS AND REPELS ticks that may transmit Lyme disease if applied every 2 weeks and will also control dangerous mosquitoes that may transmit West Nile Virus and Equine Encephalitis.
  • PERFECT FOR PASTURED HORSES, this spot-on protection covers your horse when you can’t be there to apply daily sprays. It keeps insects off for up to 14 days.
  • WORKS THROUGH SWEAT and wet conditions. Re-apply every 2 weeks for long-lasting protection.
  • CONVENIENTLY AVAILABLE in a 6 or 12-week format.
$25.99 Amazon Prime
Buy on Amazon
Bestseller No. 8
REVENGE Horse & Stable Fly Spray, 128 oz Ready-to-Use with Power Sprayer, Long Lasting Flea and Tick Control
REVENGE Horse & Stable Fly Spray, 128 oz Ready-to-Use with Power Sprayer, Long Lasting Flea and Tick Control
  • PROTECTS ANIMALS - This water-based formula protects horses, beef & dairy cattle, goats, sheep, swine, poultry, & dogs. It can be sprayed directly on livestock when used as directed.
  • BUG KILLER - Our product controls horn flies, face flies, house flies, horse flies, fruit flies, stable flies, & deer flies. It also controls species of mosquito, gnat, poultry lice, mite, flea, tick, cockroach, spider, cricket, ant, & more.
  • INDOOR & OUTDOOR USE - Horse & Stable Fly Spray can be used indoors for spot applications only. Outdoor applications include lawn & soil treatment & around building foundations to prevent insect infestations.
  • LONG-LASTING RESULTS - Horse & Stable Fly Spray's fast-acting formula will keep working up to 4 weeks.
  • READY TO USE - This product is conveniently ready to use when it arrives. The spray nozzle makes this product easy to deploy.
$28.76 Amazon Prime
Buy on Amazon
Bestseller No. 9
Farnam Equisect Botanical Fly Repellent for Horses, Dogs and Cats, 32 Ounces, Quart Spray
Farnam Equisect Botanical Fly Repellent for Horses, Dogs and Cats, 32 Ounces, Quart Spray
  • DEFEND AGAINST DISEASE with an effective spray that kills and repels five fly species, gnats and mosquitoes.
  • MULTI-PURPOSE INSECTICIDE AND REPELLENT that can protect your horses, dogs, cats and their premises all in one convenient bottle.
  • NON-OILY, WATER-BASED SPRAY WITH HERBAL SCENT that offers protection without leaving behind greasy residue or irritating sensitive skin.
  • GET RESULTS POWERED BY FLOWERS with this botanical fly spray. Formulated with a blend of pyrethrum, botanicals and essential oils - citronella, corn mint, thyme and clove stem.
  • CONVENIENT TO USE & AVAILABLE in 32 oz. Ready-To-Use Spray and Easy Pour 128 oz. Gallon Refill.
$19.99 Amazon Prime
Buy on Amazon
Bestseller No. 10
Formula 707 MultiFly Feed-Thru Fly Control Pellets for Horses - Palatable & Safe Fly Population Reduction (5 lb Bag - 91 Servings)
Formula 707 MultiFly Feed-Thru Fly Control Pellets for Horses - Palatable & Safe Fly Population Reduction (5 lb Bag - 91 Servings)
  • EFFECTIVE - Contains active ingredient Novaluron, which is an Insect Growth Regulator. This new generation technology is 99.9% effective at breaking the fly life cycle to help eliminate the fly population in your barn.
  • SAFE - Unlike other brands, our active ingredient is not an organophosphate, and is completely safe for horses.
  • PALATABLE - Administer one serving of our alfalfa and wheat midd-based pellets to your horses daily with their feed.
  • AFFORDABLE - MultiFly is just as effective as other brands, at a lower daily cost to you.
  • MADE IN THE USA - All of our products are manufactured in our facility in Colorado, since 1946.
$34.49 Amazon Prime
Buy on Amazon

Best Horse Fly Repellents Buying Guide

When purchasing a horse fly repellent, you’ll want to consider the active ingredients, the efficacy, and the application method. The most common active ingredients in horse fly repellents are pyrethrins, which are derived from chrysanthemum flowers.

Pyrethrins are effective at repelling and killing horse flies, but they can also be harmful to animals if not used properly. Look for horse fly repellents that are specifically labeled as safe for use around animals.

Efficacy is another important consideration when purchasing a horse fly repellent. The best products on the market will be able to repel and kill horse flies for up to 8 hours. However, keep in mind that all horse fly repellents will need to be reapplied after swimming or sweating.

Finally, you’ll need to decide on an application method. Some horse fly repellents come in aerosol spray form, while others are in liquid form that must be poured into a bucket and applied with a sponge.

There are also horse fly repellents that come in granular form, which can be sprinkled around the perimeter of a horse’s stall or paddock. No matter which application method you choose, be sure to follow the instructions on the product label.

What else you should know about the best horse fly repellents

1. What is the best horse fly repellent?

There are many horse fly repellents on the market. Some of the more popular brands are Flys-Off, Endure, and Pyrethrin.

2. How do horse fly repellents work?

There are various ways that horse fly repellents work. Some work by releasing a chemical that is unpleasant to the horse fly, while others work by creating a barrier that the horse fly cannot cross.

3. What are the active ingredients in horse fly repellents?

There are many different types of horse fly repellents, so there are many different active ingredients. Some common active ingredients in horse fly repellents include citronella, eucalyptus, lavender, and peppermint.

4. How long do horse fly repellents last?

The length of time that a horse fly repellent lasts depends on the specific product. Some repellents may last for several hours, while others may only last for a short time.

5. Are horse fly repellents safe for horses?

There are many horse fly repellents that are considered safe for horses. However, it is always best to check with your veterinarian to be sure that the repellent you are considering is safe for your horse.

Conclusion

On the market, there are numerous best horse fly repellents. Hopefully, the list of the top ten best horse fly repellents will save you time researching and deciding on the best one for you.

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