6. Priority Mail Express International (Flat Rate or Weight & Distance)

3–5 Business Days & Flat Rate Pricing

  • Weight and distance. Postage prices vary based on destination. Prices start at $45.95.
  • Flat Rate.  Use free Flat Rate Envelopes, to pay one price, regardless of weight, up to 4 lbs.
  • Customs.  Customs forms are required.

Out of stock



Features & Pricing

  • Delivery in 3–5 business days
  • Money-back guarantee to select destinations
  • Free Package Pickup service at your home or office
  • Includes USPS Tracking®
  • Includes up to $100 insurance for non-negotiable document reconstruction and up to $200 insurance for merchandise loss, damage, or missing contents with limited exceptions
  • Price based on the weight of your package and destination

Weight, Size, & Shape Requirements

  • Maximum weight for Mailing Boxes is 70 lbs.
  • Maximum weight for Flat Rate Envelopes is 4 lbs.
  • Maximum combined length and girth (girth is the distance around the thickest part) is 108″.
  • When sealing a Mailing Box or Flat Rate Envelope, the container flaps must be able to close within the normal folds.
  • Some countries have lower weight restrictions.


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