Mail envelopes that can hold up to 4 pounds can be sent with a Flat Rate envelope, a small Flat Rate Box, or a medium or large Flat Rate Box. If you want to ship a package using USPS Priority Mail International Flat Rate, use Flat Rate packaging from the USPS. A package will fit within a medium or large flat rate box, but the postage will be higher than if it were delivered via a flat rate box.

If you’re shipping a medium or large package, you’ll need to use a USPS Priority Mail International Flat Rate Box. The package will fit inside a flat rate box however, the postage will be higher than if you ordered through a Flat Rate Box. If you’re sending a package of less than 5 pounds, make sure it’s addressed to USPS Priority Mail International Flat Rate. To ensure that the items in the chosen box are properly sized, do not exceed the weight limit. Because of its low fixed cost, flat rate shipping can be an excellent option for international shipments. The delivery time is largely determined by the type of service, the distance between the two locations, and the delivery time. Flat Rate shipping includes the option of selecting a specific box size based on your shipping requirements.

Using Flat Rate international shipping, you can send large packages without worrying about high shipping costs. Many people are hesitant to use international shipping due to the high cost. More information and possible restrictions for your destination country can be found in the USPS’ Index of Countries and Localities. Does USPS include International Post? Yes, it does! With USPS flat rate international shipping, you can ship to more than 190 countries around the world.

Flat rate shipping international