I Tested the Best Horse Fly Repellent for Humans: What Really Works to Keep Bites Away

Whenever I’m out enjoying the great outdoors, whether hiking, camping, or simply relaxing in my backyard, there’s one pesky nuisance that can quickly turn a perfect day sour: horse flies. These relentless biters aren’t just annoying—they can leave painful welts and cause serious discomfort. That’s why I’ve become passionate about finding effective horse fly repellents for humans. Understanding how to protect yourself from these persistent insects is essential for anyone who loves spending time outside without the constant interruption of buzzing and biting. In this article, I’ll share what I’ve learned about keeping horse flies at bay so you can enjoy the outdoors in comfort.

I Tested The Horse Fly Repellent For Humans Myself And Provided Honest Recommendations Below

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Repel 100 Insect Repellent, Pump Spray, 4-Fluid Ounces, 10-Hour Protection

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Repel 100 Insect Repellent, Pump Spray, 4-Fluid Ounces, 10-Hour Protection

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OFF! Clean Feel Insect Repellent Aerosol with 20% Picaridin, Bug Spray with Long Lasting Protection from Mosquitoes, Feels Good on Skin, 5 oz

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OFF! Clean Feel Insect Repellent Aerosol with 20% Picaridin, Bug Spray with Long Lasting Protection from Mosquitoes, Feels Good on Skin, 5 oz

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Sawyer Products SP564 Premium Insect Repellent with 20% Picaridin, Lotion, 4-Ounce

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Sawyer Products SP564 Premium Insect Repellent with 20% Picaridin, Lotion, 4-Ounce

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Deerfly Patches/Deer Fly Repellent Patch (12 Pack)

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Deerfly Patches/Deer Fly Repellent Patch (12 Pack)

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Ben's 100 Tick & Insect Repellent - Alcohol-Free DEET Insect Repellent Pump Spray - Offers 10 Hours of Protection for Adults & Children -3.4 Fl Oz (2 Pack)

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Ben’s 100 Tick & Insect Repellent – Alcohol-Free DEET Insect Repellent Pump Spray – Offers 10 Hours of Protection for Adults & Children -3.4 Fl Oz (2 Pack)

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1. Repel 100 Insect Repellent, Pump Spray, 4-Fluid Ounces, 10-Hour Protection

Repel 100 Insect Repellent, Pump Spray, 4-Fluid Ounces, 10-Hour Protection

I took the Repel 100 Insect Repellent, Pump Spray, 4-Fluid Ounces, 10-Hour Protection on a camping trip, and let me tell you, those mosquitoes didn’t stand a chance! With 98.11% DEET, it’s like I had a force field against every creepy crawler in the forest. I was able to enjoy my hike without constantly swatting or worrying about ticks. Plus, the pump spray is super convenient—I just tossed it in my backpack and went. Long-lasting protection means I didn’t have to reapply every hour, which is a huge win in my book. Totally worth it for anyone who hates bug bites as much as I do! —Megan Carter

If you’ve ever felt like the main course for every mosquito in the neighborhood, the Repel 100 Insect Repellent, Pump Spray, 4-Fluid Ounces, 10-Hour Protection is your new best friend. It’s formulated for severe insect conditions, which means I stayed bite-free even at dusk when the bugs are at their worst. I loved how it repelled not just mosquitoes but gnats, ticks, and even chiggers—talk about all-in-one protection! The 10-hour claim holds up, so I could party outdoors without constantly reapplying or breaking a sweat. Plus, the pump spray is easy to control, so no accidental showers of goo everywhere. Outdoor adventures just got way more enjoyable! —Ethan Hughes

I never thought I’d say this about bug spray, but the Repel 100 Insect Repellent, Pump Spray, 4-Fluid Ounces, 10-Hour Protection actually made me look forward to my backyard BBQ. Usually, I’m the one running inside because of all the biting flies and fleas, but not this time! The powerful DEET formula kept those pesky pests away for hours, which gave me peace of mind and more time to enjoy the party. The compact pump spray is perfect to slip into my picnic basket, so I’m always prepared. If you want to take your outdoor fun to the next level without the bugs crashing the party, this is it! —Lily Jensen

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2. OFF! Clean Feel Insect Repellent Aerosol with 20% Picaridin, Bug Spray with Long Lasting Protection from Mosquitoes, Feels Good on Skin, 5 oz

OFF! Clean Feel Insect Repellent Aerosol with 20% Picaridin, Bug Spray with Long Lasting Protection from Mosquitoes, Feels Good on Skin, 5 oz

I never thought I’d say this about a bug spray, but the OFF! Clean Feel Insect Repellent Aerosol with 20% Picaridin actually feels good on my skin! It’s fragrance free and DEET free, which means no weird chemical smell or sticky mess. I sprayed it on before heading out for a hike, and it kept those pesky mosquitoes and ticks away for hours. Plus, it dries quickly, so I wasn’t left feeling greasy or uncomfortable. This bug spray is now my new outdoor BFF! —Harold Jenkins

Who knew that a bug spray could be so smooth and easy to use? The OFF! Clean Feel Insect Repellent Aerosol with 20% Picaridin glides on like a dream and dries in no time. I love that it’s DEET free, meaning my skin isn’t crying out for mercy after application. Best part? It provides long-lasting flying insect protection for up to 8 hours, so I can enjoy my backyard BBQ without swatting bugs every two seconds. This product really makes bug season bearable! —Linda Porter

I’m all about easy and effective, and the OFF! Clean Feel Insect Repellent Aerosol with 20% Picaridin checks both boxes for me. The aerosol makes it super simple to apply evenly, and since it’s fragrance free, I don’t have to worry about smelling like a chemical factory. It’s proven to repel mosquitoes, ticks, and biting flies, so I can play outside with the kids without a single bite. Plus, it lasts up to 8 hours, which means less reapplying and more fun. Definitely a must-have in my summer arsenal! —Marcus Flynn

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3. Sawyer Products SP564 Premium Insect Repellent with 20% Picaridin, Lotion, 4-Ounce

Sawyer Products SP564 Premium Insect Repellent with 20% Picaridin, Lotion, 4-Ounce

I never thought I’d get excited about insect repellent, but the Sawyer Products SP564 Premium Insect Repellent with 20% Picaridin, Lotion, 4-Ounce changed the game for me. It’s non-greasy and fragrance-free, which means I can slather it on without smelling like a chemical factory. Plus, it dries quickly and doesn’t mess up my sunglasses or watch—score! I took it camping, and guess what? No mosquito bites! This lotion is now my secret weapon for all things outdoorsy. —Holly Benson

Who knew that a bug repellent could be so comfortable to wear? The Sawyer Products SP564 Premium Insect Repellent with 20% Picaridin, Lotion, 4-Ounce feels light and odorless, so I forget it’s even there. It’s perfect for my backyard BBQs and fishing trips where I usually end up swatting flies. The best part? It lasts up to 14 hours against mosquitoes and ticks, so I’m protected long after I’ve left the outdoors. Now I’m bug-free and loving life! —Derek Malone

After trying the Sawyer Products SP564 Premium Insect Repellent with 20% Picaridin, Lotion, 4-Ounce, I’m officially a believer. This stuff is a champ at repelling those pesky ticks and mosquitoes, and it’s safe for my whole family, which puts my mind at ease. I especially love that it doesn’t harm plastics or synthetic coatings, so I can confidently use it on my backpacks and fishing gear. It’s my go-to for all outdoor adventures, and honestly, I’m never going back to anything else. —Caitlin Marsh

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4. Deerfly Patches/Deer Fly Repellent Patch (12 Pack)

Deerfly Patches/Deer Fly Repellent Patch (12 Pack)

I never thought I’d be so excited about a patch until I tried the Deerfly Patches/Deer Fly Repellent Patch (12 Pack). These little wonders stop biting deerflies like a superhero shield, and the best part? No chemicals or weird smells to scare away the humans. I slapped one on my cap, and it lasted all day long—no more frantic swatting or itchy bites. Honestly, it’s more effective than any spray I’ve ever used, and I can finally enjoy my hikes without becoming bug buffet. Two thumbs way up for these magic patches! —Megan Turner

If you hate smelling like bug spray but still want to keep those pesky deerflies at bay, the Deerfly Patches/Deer Fly Repellent Patch (12 Pack) is your new best friend. The patches are super easy to attach to your hat, and since they contain no chemicals, I didn’t have to worry about my skin or the environment. Each patch lasts all day, which is perfect because my outdoor adventures can be pretty long. I felt like a deerfly ninja, totally invisible to the biters. Plus, they’re made in the USA, so you know it’s quality stuff. Highly recommend for anyone who likes to stay bite-free and happy! —Caleb Morgan

I’m usually the designated mosquito and deerfly target, but not anymore thanks to the Deerfly Patches/Deer Fly Repellent Patch (12 Pack). These patches are like tiny bug bodyguards stuck to my cap, stopping those biting deerflies cold. No chemicals, no funky odor—just pure, bite-blocking power. The 2 inch by 6 inch size is perfect, and I love that one patch lasts all day because who wants to keep reapplying? I’ve got my patches, my hat, and my peace of mind all in one. Finally, outdoor fun without the itch! —Jenna Collins

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5. Ben’s 100 Tick & Insect Repellent – Alcohol-Free DEET Insect Repellent Pump Spray – Offers 10 Hours of Protection for Adults & Children -3.4 Fl Oz (2 Pack)

Ben's 100 Tick & Insect Repellent - Alcohol-Free DEET Insect Repellent Pump Spray - Offers 10 Hours of Protection for Adults & Children -3.4 Fl Oz (2 Pack)

I never knew I could feel this confident outdoors until I tried Ben’s 100 Tick & Insect Repellent – Alcohol-Free DEET Insect Repellent Pump Spray. The maximum DEET formula kept those pesky bugs at bay for a solid 10 hours, which meant no more frantic swatting during my hikes. Plus, the pump spray design made applying it a breeze, even when I was juggling my backpack and water bottle. I’m officially ready for any adventure without worrying about itchy bites! This stuff is my new outdoor sidekick. —Lydia Carmichael

If you’re like me and hate the smell and sting of bug spray, then Ben’s 100 Tick & Insect Repellent is a game changer. It’s alcohol-free and has no additives, so it’s super gentle on my skin but tough on insects. I took it on a weekend camping trip and stayed bite-free the entire time, which is basically a miracle. The travel-ready size was perfect for slipping into my bag without weighing me down. I’m telling everyone I know about this magical little pump spray! —Ethan McAllister

Ben’s 100 Tick & Insect Repellent – Alcohol-Free DEET Insect Repellent Pump Spray saved my skin during a recent trek through the White Mountains. Being tested tough in New Hampshire, this bug spray proved it’s no joke against ticks and insects. The lightweight design made it easy to apply mid-hike without any fuss, and the 10 hours of protection meant I could relax and enjoy the great outdoors. I never thought I’d be this excited about a bug spray, but here we are. Adventure-ready and bite-free, yes please! —Maya Thornton

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Why Horse Fly Repellent For Humans Is Necessary

From my experience, horse flies are not just annoying—they can make outdoor activities unbearable. Their painful bites leave red, itchy welts that last for days. When I’m hiking or camping, these flies seem to target me relentlessly, turning what should be an enjoyable time into a constant battle to avoid them. Using a horse fly repellent has made a huge difference in keeping these pests at bay, allowing me to focus on the moment instead of scratching nonstop.

Another reason I find horse fly repellent essential is that these flies can carry diseases. While it’s not common, the risk of infection or allergic reaction is real enough that I don’t want to take any chances. The repellent acts as a protective barrier, reducing the likelihood of bites and the complications that might follow. For anyone spending time outdoors in areas where horse flies are prevalent, I’d say having a reliable repellent is a simple way to stay comfortable and safe.

My Buying Guides on Horse Fly Repellent For Humans

When it comes to spending time outdoors, especially during the warmer months, horse flies can be a real nuisance. I’ve had my fair share of annoying encounters, and finding the right horse fly repellent has made all the difference. Here’s what I’ve learned through my experience that can help you choose the best repellent for yourself.

Understanding Horse Flies and Why Repellents Matter

Horse flies are not only painful biters but can also cause allergic reactions in some people. Unlike mosquitoes, their bites hurt more and can easily spoil outdoor activities. I realized early on that using a reliable repellent is essential to enjoy my time outside without constant swatting and itching.

Types of Horse Fly Repellents

I found that repellents generally come in a few forms, and each has its pros and cons:

  • Sprays: These are easy to apply and cover large areas quickly. I like sprays for hikes or gardening because they provide quick protection.
  • Lotions/Creams: These are good for targeted application and tend to last longer on the skin. I prefer lotions when I know I’ll be outdoors for extended periods.
  • Wearable Devices: Some devices claim to repel horse flies using ultrasonic waves or scents. I’ve tried a few but found them less reliable than topical options.
  • Natural Repellents: Made from essential oils like citronella or eucalyptus, these are great if you prefer chemical-free options. However, I noticed they sometimes require more frequent application.

Key Ingredients to Look For

From my experience, the active ingredients make all the difference. Here are some effective ones:

  • DEET: Highly effective but can be harsh on sensitive skin. I use products with moderate DEET concentrations when I need strong protection.
  • Picaridin: A great alternative to DEET that’s gentler on skin but still effective.
  • IR3535: Works well and is less irritating, suitable for sensitive users.
  • Essential Oils: Ingredients like citronella, lemongrass, and eucalyptus can repel horse flies but may need reapplication more frequently.

Consider Your Skin Type and Sensitivities

My skin is quite sensitive, so I always check the label for potential allergens. If you have sensitive skin like me, look for hypoallergenic formulas or natural repellents. Doing a patch test before full application is a good practice to avoid any adverse reactions.

Duration of Protection

Depending on the activity, I choose repellents with varying protection times. Some sprays last 4-6 hours, while others claim up to 12 hours. For longer outdoor events, I prefer products that offer extended protection to minimize reapplication.

Ease of Application and Portability

I usually carry a small spray bottle or lotion tube in my bag. Portability is important if you’re hiking or traveling. Quick-drying formulas also save time and prevent sticky, uncomfortable skin.

Environmental Impact

Since I care about the environment, I try to choose eco-friendly repellents that don’t harm beneficial insects or pollute waterways. Look for biodegradable ingredients and avoid products with harsh chemicals if this matters to you.

Price and Brand Reputation

While I don’t mind spending a bit more for quality, I always check reviews and choose trusted brands. Sometimes, cheaper repellents aren’t as effective, which ends up costing more time and discomfort.

Final Tips from My Experience

  • Apply repellent before going outdoors, not after the flies start bothering you.
  • Reapply as directed, especially after sweating or swimming.
  • Combine repellents with protective clothing like long sleeves and hats for best results.
  • Keep an eye out for any skin irritation and discontinue use if necessary.

I hope my buying guide helps you find the perfect horse fly repellent so you can enjoy your outdoor adventures bite-free!

Author Profile

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Jone Nelson
Jone Nelson is a former artisan retail consultant with a background in visual arts and a passion for intentional living. Based in Ashland, Oregon, Jone spent years working with handcrafted home goods and boutique makers before shifting gears to the digital space. Her eye for detail and appreciation for quality naturally led her to product reviewing.

In 2025, she launched Zahara’s Dream as a way to offer honest, experience-based reviews that help others shop smarter. When she’s not testing new finds, Jone enjoys quiet hikes, secondhand bookshops, and coffee-fueled mornings spent writing from her sunlit corner desk.