us postal rates for overnight delivery

us postal rates for overnight delivery vary depending on the weight, size, and destination of the package. USPS offers Priority Mail Express, which is their fastest overnight service. Rates for domestic overnight delivery can start at around $26.35 for a small flat rate envelope, with prices increasing based on the weight and size of the package. USPS also provides additional services like Signature Confirmation or insurance for an additional fee. For international overnight shipping, the rates are higher and depend on the destination country.