postage to canada usps involves using USPS services to ship packages from the United States to Canada. USPS offers various international shipping options, including Priority Mail International, First-Class Package International Service, and Priority Mail Express International. The postage costs depend on factors such as the weight, size, and destination of the package. For example, First-Class Package International Service is a cost-effective choice for lightweight items, while Priority Mail International offers faster delivery with tracking and insurance options. The average delivery time for USPS shipments to Canada can range from 6 to 10 business days for Priority Mail International, depending on the size and weight of the package. When shipping to Canada, customs duties and taxes may apply, and the buyer is typically responsible for paying these fees upon receipt of the package. To determine the postage cost, customers can use USPS’s online postage calculator, which allows for easy estimation based on the package’s specifications.