How long does it take USPS to deliver a package from philadelphia to seattle?

USPS delivery times from Philadelphia to Seattle can vary based on the service chosen. For Priority Mail, it typically takes about 2 to 3 days, while First-Class Mail can take 3 to 5 days. Factors such as weather, holidays, and other logistical considerations may affect delivery times. Always check the USPS website for the most accurate estimates based on your specific shipment.