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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Transportation Producer Price Index – May 2026

Thursday, June 11, 2026

Today, the Bureau of Transportation Statistics (BTS) released the change in the costs faced by producers purchasing transportation services and industries producing them, from May 2025 to May 2026, as measured by the Producer Price Index (PPI). PPI measures inflation from the perspective of costs to industry or producers of products.

Transportation equipment PPI indicate the changes in transportation equipment prices faced by transportation providers, and any increase, increases providers costs. The PPI shows that prices increased for freight transportation and equipment by 2.5% in May 2026 from May 2025. 

The figure is a line graph showing the producer price index (PPI) for five freight transportation services compared to all services by month from January 2019 to May 2026. The y-axis shows the index value, not seasonally adjusted, from January 2019In May 2026, the arrangement of freight and cargo PPI was +33.3%, while truck, air, water, rail, and all (transportation and non-transportation) services were +41.8%, +14.2%, +58.8%, +23.3%, and +33.4%, respectively, from January 2019.

 

Increases in transportation services PPI indicate increases in production costs faced by industries purchasing the services. From May 2025 to May 2026, the transportation services PPI changed, by mode, as compared to all transportation and non-transportation services:

  • Air: +5.7%
  • Rail: +0.3%
  • Truck: +17.3%
  • Water: +11.0%
  • Arrangement of freight and cargo: +1.7%
  • All services (transportation and non-transportation): +4.7

Transportation contributed 19.4% to the overall increase in costs faced by producers for transportation and non-transportation services.

For additional information and for interactive charts on transportation's role in the economy and changes (trends) over time, please visit BTS’ Transportation Economic Trends.

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