USPS Priority Shipping Calculator
When you need fast, reliable, and affordable shipping, USPS Priority Mail is one of the most popular choices. Whether you’re sending a small package, a Flat Rate box, or an envelope, costs depend on weight, dimensions, distance, and delivery speed.
The USPS Priority Shipping Calculator helps you estimate postage instantly, compare Flat Rate vs. weight-based shipping, and plan your deliveries. It’s ideal for individuals, small businesses, and eCommerce sellers.
How to Use the USPS Priority Shipping Calculator
- Enter Package Weight – in pounds or ounces.
- Add Dimensions – length, width, and height (if applicable).
- Enter ZIP Codes – both origin and destination.
- Choose Priority Mail Service – Standard, Express, or Flat Rate.
- Click Calculate – get an instant price and estimated delivery time.
Example Calculation
- Package: Medium Flat Rate Box
- Origin: Dallas, TX
- Destination: Miami, FL
- Service: USPS Priority Mail
👉 Estimated Cost: $17.10
👉 Delivery Time: 1–3 business days
If shipping the same box by weight-based Priority Mail, the price might be $15.45, depending on zone and weight.
Features & Benefits of the USPS Priority Shipping Calculator
- Accurate Pricing – based on USPS rates.
- Multiple Options – Priority Mail, Priority Mail Express, and Flat Rate.
- Delivery Time Estimates – know if it’ll arrive in 1, 2, or 3 days.
- Domestic & International – supports shipments worldwide.
- Compare Costs – Flat Rate vs. regular Priority.
- Free Tracking Included – all Priority shipments come with tracking.
Why Use the USPS Priority Shipping Calculator?
- Avoid unexpected counter charges.
- Compare Priority Mail vs. Express delivery.
- Provide accurate quotes to customers.
- Plan shipping schedules with estimated delivery.
- Save money by selecting the right box or weight option.
Tips for Lower USPS Priority Shipping Costs
- Use Flat Rate Boxes for heavy items.
- Print labels online for USPS discounts.
- Use regional rate boxes if available.
- Keep packaging small to reduce dimensional weight.
- Compare Priority vs. Ground Advantage for non-urgent shipments.
FAQs – USPS Priority Shipping Calculator
1. What is the USPS Priority Shipping Calculator?
It’s a tool that estimates USPS Priority Mail rates and delivery times.
2. How fast is Priority Mail?
Typically 1–3 business days within the U.S.
3. Can I use it for international shipping?
Yes, USPS offers Priority Mail International services.
4. What’s the difference between Priority and Priority Express?
Express is faster (overnight to 2 days) but more expensive.
5. Do Flat Rate Boxes save money?
Yes, especially for heavy items under 70 lbs.
6. Is tracking included?
Yes, all Priority Mail services include free tracking.
7. Does weight affect cost?
Yes, unless you use a Flat Rate box.
8. Can businesses use this tool?
Yes, it’s great for eCommerce and bulk shipping.
9. Can I calculate costs for envelopes?
Yes, Priority Mail Flat Rate envelopes are included.
10. Are Saturday deliveries included?
Yes, USPS delivers Priority Mail on Saturdays.
11. Does USPS Priority include insurance?
Yes, up to $100 for most shipments.
12. Can I calculate large packages?
Yes, but oversized packages may cost more.
13. Does zone distance matter?
Yes, pricing depends on how far the package travels.
14. Can I ship hazardous materials?
Some are restricted; check USPS guidelines.
15. Can I print labels after calculating?
Yes, USPS.com lets you pay and print online.
16. Are fuel surcharges included?
Yes, USPS rates already include them.
17. Can I calculate bulk shipments?
Yes, but each package must be entered separately.
18. Can I use the calculator on mobile?
Yes, it’s available on USPS’s website and app.
19. Is it free to use?
Yes, the calculator is completely free.
20. Who should use it?
Anyone shipping packages—individuals, businesses, or sellers.