how long is usps ground advantage is a shipping option offered by USPS that provides a balance of affordability and reliability. USPS Ground Advantage typically takes 2 to 5 business days for delivery, depending on the destination. This service is ideal for non-urgent shipments and is often used by e-commerce businesses to reduce shipping costs while still providing reasonable delivery times. By offering competitive rates for heavier packages and larger shipments, USPS Ground Advantage helps businesses manage their logistics and meet customer expectations for timely delivery.