if a package is in transit when will it arrive depends on various factors, including the shipping carrier, shipping method, and the distance between the origin and destination. If the package is being shipped via a service like USPS Priority Mail or UPS Ground, it may take 1-5 business days to arrive, depending on the location. Many shipping carriers, including USPS and UPS, provide tracking services that allow you to see real-time updates on the status and estimated delivery date of your package. The tracking information typically includes the expected arrival date based on the carrier’s schedule.