Best horse fly repellents, ranked

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AI-generated summary · updated October 23, 2026 · verify details before purchase.

1. 

   1 Best overall Farnam

   Farnam Tri-Tec 14 Fly Repellent

   ★★★★☆4.5/5 $73.97

   Top-rated for effectiveness against flies, mosquitoes, and gnats, with sunscreen and sweat resistance.

   • Long-lasting protection
   • Water-resistant
   • Pleasant scent

   • Strong chemical smell initially

   View on Amazon manufacturer site
2. 

   2 Best natural solution Absorbine

   Spalding Labs Fly Predators

   ★★★★★4.6/5 $81.99

   Beneficial insects that prevent fly breeding, safe for all horses and the environment.

   • Non-toxic
   • Reduces fly population
   • Easy to apply

   • Requires advance planning
   • Not instant relief

   View on Amazon manufacturer site
3. 

   3 Best budget pick Absorbine

   Absorbine Ultrashield EX

   ★★★★☆4.4/5 $27.49

   Affordable and effective repellent with sunscreen, repels 17 insect species.

   • Economical
   • Provides UV protection
   • Wide insect coverage

   • Needs frequent reapplication
   • Slightly greasy

   View on Amazon manufacturer site
4. 

   4 Best for fly control Pyranha

   Pyranha Wipe N' Spray

   ★★★★★4.7/5 $80.95

   Highly concentrated formula that kills and repels flies, ticks, and mosquitoes.

   • Fast-acting
   • Long residual effect
   • Water-based formula

   • Strong odor
   • Can irritate sensitive skin

   View on Amazon
5. 

   5 Best easy application Farnam

   Equi-Spot Fly Control

   ★★★★☆4.4/5 $20.62

   Spot-on treatment applied to the horse's back for up to two weeks of protection.

   • Convenient application
   • Lasts up to two weeks
   • Waterproof

   • Limited coverage area
   • Expensive per dose

   View on Amazon manufacturer site
6. 

   6 Best for sweaty horses Farnam

   Farnam Endure Sweat-Resistant Fly Spray

   ★★★★☆4.3/5 $29.99

   Sweat-resistant formula that stays effective even when the horse is sweating heavily.

   • Sweat-resistant
   • Repels multiple pests
   • Non-irritating

   • May require shaking before use
   • Scent fades quickly

   View on Amazon manufacturer site
7. 

   7 Best for travel Farnam

   KPP Fly Repellent Wipes

   ★★★★☆4.2/5 $31.29

   Convenient pre-moistened wipes for on-the-go fly protection, perfect for shows or trail rides.

   • Portable and easy to use
   • No mess
   • Effective for short trips

   • Less economical than sprays
   • Single-use wipes generate waste

   View on Amazon manufacturer site

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