Tariff Simulator
Navigate US tariffs with confidence
Get instant insights on how tariffs affect your imports. Search by product name or upload HTS codes to see real-time duty calculations.
Get tariff costs for each shipment
The Flexport Tariff Simulator is a free app that lets you see exactly what U.S. Customs will charge for any commodity, under every relevant scenario and parameter, in seconds. Type or paste your 10-digit HTS (HS) code, pick an origin country, and the tool instantly returns duty rates.
Instant clarity to complex costs
Within seconds, gain insight into estimated duties, taxes, and fees based on your shipment's Harmonized Tariff Schedule (HTS) code, value, entry date, country of origin, and product details.
Drive dynamic scenario planning
Explore alternative trade lanes, manufacturing options, import timelines, and cost forecasts, backed by our customs brokerage advisory.
Maintain compliance with ease
Stay current on the latest policy shifts, trade regulations, and country-specific duty rates - all updated in real time.
How to use the Tariff Simulator
Search for HTS codes or products
Use the search bar at the top to search for specific products, HTS codes, or any keyword to pull up an HTS code. Click on that HTS code to auto populate it into the Simulator.
Input an HTS code & product details
Select an HTS code from the search bar or manually input an HTS code as well as the shipment value, country of origin, and other shipment details (if you have them) to calculate your duty rate.
View results & duty breakdown
Based on your inputs, view the Duty Rate Results and Breakdown for that specific HTS code and product details. See the result broken down by tariff type.
View more on the trade map
See top trade partners for that HTS code, average duty rates, free trade agreements available, trade values, and more on the trade map.
Get started for free
Start calculating real-time duties with the Flexport Tariff Simulator.