Shipping from China to the USA may cost about USD 6–15/kg by express, USD 4.5–8/kg by standard air freight, USD 5.2–8.2/kg by Air DDP, or USD 1.9–3.9/kg by Sea DDP for suitable cargo. This guide helps importers compare per-kg, CBM and container rates, understand what a quotation includes, identify hidden destination charges, and choose the most economical method based on cargo size, urgency and U.S. delivery ZIP code.