Protecting your equine companion from bothersome insects is crucial for their comfort and well-being. Horse flies, mosquitoes, and gnats can cause distress, spread diseases, and lead to skin irritations. Selecting an effective repellent ensures your horse enjoys pasture time without constant annoyance.
Looking for the best Horse Fly Repellents?
Discover now our comparison of the best Horse Fly Repellents. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Horse Fly Repellents are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Horse Fly Repellents in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.
SaleNo. 1
Farnam Repel-X Insecticide & Repellent Water-based Fly Spray for Horses, Dogs and Premises, 32 Ounces
- KILLS AND REPELS six common fly species (stable, horse, face, deer, house and horn), mosquitoes, gnats, ticks, fleas, chiggers and lice
- COST-EFFECTIVE, MULTI-PURPOSE SPRAY provides protection for horses, dogs and their premises, all in one bottle
- READY-TO-USE, WATER-BASED FORMULA offers protection without leaving behind greasy residue. No mixing or diluting required
- KEEP A NO FLY ZONE in and around your barn and other animal quarters by applying Repel-X Insecticide & Repellent on surfaces
- THE ORIGINAL FLY SPRAY. Repel-X Insecticide & Repellent was the first fly repellent on the market in 1957 and continues to remain a horse owner’s favorite equine fly spray today
−22%
$15.99
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SaleNo. 2
Absorbine UltraShield EX 32oz Sprayer Insecticide, Kills & Repels Flies, Mosquitoes, Ticks, Fleas, Lice, Use...
- USA-MADE FORMULA: Kills & repels 70+ species of insects: flies, mosquitoes, ticks, gnats, ants & more
- WEATHERPROOF: Protection up to 17 days with UltraBond Technology; ideal for the most challenging conditions
- 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
- AWARD WINNING: Consistently voted The Chronicle of the Horse Reader's Choice for favorite fly sprays multiple years running
No. 3
Absorbine UltraShield EX 128oz Insecticide, Kills & Repels Flies, Mosquitoes, Ticks, Fleas, Lice, Use on...
- USA-MADE FORMULA: Kills & repels 70+ species of insects: flies, mosquitoes, ticks, gnats, ants & more
- WEATHERPROOF: Protection up to 17 days with UltraBond Technology; ideal for the most challenging conditions
- 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
- AWARD WINNING: Consistently voted The Chronicle of the Horse Reader's Choice for favorite fly sprays multiple years running
SaleNo. 4
Farnam Repel-X pe Concentrated Fly Spray for Horses, Just Add Water 16 Ounces
- Horse Fly Spray and Equine Insect Control with Permethrin Concentrate: Repel-X pe helps protect horses against barn flies, gnats, mosquitoes, ticks, and lice as a concentrated horse fly repellent that mixes with water for economical, ready-to-use fly...
- For Barn Fly Control and Pasture Insect Management: Suitable for use in stable, turnout, and pasture environments as a regular equine fly spray and horse bug spray for consistent fly protection
- Safe for Horses and Dogs: Serves as a horse fly repellent and a dog bug spray, supporting flea and tick prevention and mosquito protection across species
- Broad-Spectrum Horse Fly Repellent and Gnat Repellent with Permethrin Concentrate: Helps control barn flies, mosquitoes, ticks, deer ticks, gnats, and lice as an equine fly spray and concentrated fly spray for horses and dogs
- Use on Horses, Dogs or Livestock or Around the Barn and Home: A ready-to-use fly spray for horses or use as a house, barn, and stable insect repellent spray to help reduce flying pests in your horse and dog's environment
- 16 oz Concentrate Makes 4 Quarts of Ready-To-Use Fly Spray: Dilute this horse fly spray concentrate with water to create up to four quarts of ready-to-use insect repellent for long-lasting fly control at an excellent value
−25%
$19.12
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No. 5
Farnam Endure Fly Spray for Horses - Long-Lasting Sweat-Resistant Fly Repellent, Repels Flies, Mosquitoes...
- 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
- POWERS THROUGH SWEAT and water; endure Sweat-Resistant Fly Spray for Horses is ideal for even the most challenging weather conditions, including heavy rain and muggy heat
- APPLY LESS & PROTECT MORE with this reliable horse fly spray; formulated with multiple active ingredients, this product stays active for up to 14 days
- INNOVATIVE EQUINE CARE in a simple spray bottle; made with Repelock technology, this conditioner binds to the hair shaft for optimal protection
- CONVENIENT TO USE & AVAILABLE in 15 oz. finishing spray, 32 oz. ready-to-use spray and 128 oz. gallon refill
$73.97
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No. 6
Farnam Equi-Spot, Horse Fly Control, Long-lasting Protection, 6 Applications, 12-Week Supply for One Horse
- CONTINUOUS PROTECTION with targeted, spot-on application; 14 days of protection
- KILLS AND REPELS house flies, stable flies, face flies, horn flies, eye gnats and ticks for effective pest control
- FIGHTS MOSQUITOES that may transmit West Nile Virus and kills and repels ticks that may transmit Lyme disease
- WEATHERPROOF SWEAT-RESISTANT formula; stays effective through rain, sweat and outdoor conditions; ideal for pastured horses
- NO DAILY APPLICATION NEEDED; convenient spot-on tubes make it easy to protect your horse, even when you can’t be there every day
$32.24
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No. 7
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.
$28.55
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SaleNo. 8
Farnam Endure Fly Spray for Horses - Long-Lasting Sweat-Resistant Fly Repellent, Repels Flies, Mosquitoes...
- DEFEND YOUR HORSE’S HEALTH with Endure Sweat-Resistant Fly Spray for Horses; this spray helps prevent exposure to deer ticks that may transmit Lyme disease
- POWERS THROUGH SWEAT and water; endure Sweat-Resistant Fly Spray for Horses is ideal for even the most challenging weather conditions, including heavy rain and muggy heat
- APPLY LESS & PROTECT MORE with this reliable horse fly spray; formulated with multiple active ingredients, this product stays active for up to 14 days
- CONVENIENT TO USE & AVAILABLE in 15 oz. finishing spray, 32 oz. ready-to-use spray and 128 oz. gallon refill
- INNOVATIVE EQUINE CARE in a simple spray bottle. Made with Repelock technology, this conditioner binds to the hair shaft for optimal protection.
−21%
$24.99
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SaleNo. 9
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.
−19%
$11.29
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SaleNo. 10
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
−29%
$7.49
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Last update on 2026-04-17 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Horse Fly Repellents
Choosing the Right Formula
- Sprays: These are the most common and offer quick, easy application. Look for formulas that provide long-lasting protection and are safe for sensitive skin. Some sprays offer a dual-action benefit, repelling insects while also conditioning the coat.
- Wipes: For horses that are sensitive to sprays or for spot treatment, wipes are an excellent alternative. They allow for precise application and can be less messy than aerosols.
- Lotions and Creams: These are ideal for targeted application on specific areas, such as around the eyes or on legs where flies tend to congregate. They often provide a concentrated dose of protection.
Key Ingredients to Consider
- Natural Repellents: Many effective products utilize essential oils like citronella, eucalyptus, peppermint, and lavender. These are often preferred for horses with sensitivities or for owners seeking a more natural approach.
- Synthetic Pyrethrins/Pyrethroids: These are man-made versions of natural insecticides found in chrysanthemum flowers. They are highly effective at repelling and killing a broad spectrum of insects.
- DEET: While less common in horse-specific products due to potential sensitivity, DEET is a powerful insect repellent. If considering a product with DEET, ensure it's formulated for equine use and test on a small area first.
Application and Duration
- Always follow the manufacturer's instructions for application. Most repellents should be applied to the horse's coat, avoiding eyes and mucous membranes.
- Consider the duration of protection offered by the product. Some repellents need to be reapplied daily, while others can last for several days, depending on environmental factors like sweat and rain.
- Reapply more frequently during peak insect activity or after bathing or strenuous exercise.
Frequently Asked Questions
How often should I apply horse fly repellent?
The frequency of application depends on the product's formulation and environmental conditions. Generally, reapply daily or every few days, and more often after bathing, sweating, or exposure to rain.
Are natural horse fly repellents effective?
Yes, many natural repellents containing essential oils like citronella, eucalyptus, and peppermint can be very effective. They are a good option for horses with sensitive skin.
Can I use human insect repellent on my horse?
It is generally not recommended to use human insect repellents on horses. Equine skin can be more sensitive, and human formulations may contain ingredients that are too harsh or even toxic to horses.
How do I apply repellent to a horse that dislikes sprays?
If your horse is sensitive to sprays, consider using repellent wipes or lotions. These allow for more targeted and gentle application, which can be less frightening for the animal.
What is the difference between a repellent and an insecticide?
A repellent deters insects from landing on the horse, preventing bites. An insecticide kills insects on contact or shortly after. Many products offer both repellent and insecticidal properties.