The cheapest place to buy varies depending on available membership discounts and current promotions. Costco is widely recognized for having some of the lowest prices, often around $58 for a 6-month supply .
However, online retailers like can be cheaper for first-time customers using high-value introductory coupons (e.g., 35% off your first Autoship or $20 off orders of $49+ ). Top Retailers & Pricing (Estimated 2026) cheapest place to buy heartgard plus for dogs
Prices typically scale based on your dog's weight. Below are current competitive offers: Shop NexGard and Heartgard PLUS - PetMeds The cheapest place to buy varies depending on
