is it cheaper to ship through ups or usps is a common question for those trying to decide between two of the most popular shipping carriers in the United States. USPS is often considered the cheaper option for lightweight packages, especially for smaller items or envelopes, due to their flat-rate shipping options. UPS, on the other hand, tends to offer better pricing for heavier or larger packages, particularly with ground services. Additionally, UPS may provide more predictable delivery times, while USPS is generally more flexible in terms of local deliveries and offers services like First-Class Mail. To determine which is cheaper, it’s crucial to compare the specific package’s size, weight, and destination for both carriers.