overnight mail cost usps

overnight mail cost usps refers to the cost of sending a package overnight using USPS’s Priority Mail Express service. USPS Priority Mail Express guarantees overnight delivery to most U.S. addresses, including PO boxes. The cost of overnight shipping with USPS varies based on the weight and size of the package and the delivery destination. Prices generally start around $26.35 for small, lightweight items, with higher fees for larger or heavier packages. Additional services like insurance or signature confirmation can also increase the total cost.