how much does it cost to mail a package overnight

how much does it cost to mail a package overnight with USPS? The cost of overnight shipping depends on several factors, including the package’s weight, size, and the service selected. USPS offers options such as Priority Mail Express for overnight delivery, which guarantees next-day delivery by 10:30 AM. Prices for Priority Mail Express can range from around $26.35 to over $100 for larger or heavier packages. Customers should use the USPS rate calculator for an exact quote based on their specific shipment details.