Amtrak Airo: 2026 Construction Update & Route Map

Amtrak’s new Airo passenger train, funded by the IIJA, revolutionizes US rail travel with increased speeds and enhanced passenger comfort. Expect significant ridership growth and improved efficiency.

February 12, 2023 2:38 am

Project Profile: Amtrak Airo Trainsets

The Amtrak Airo project represents a comprehensive modernization of the U.S. national intercity passenger rail fleet, replacing decades-old equipment with advanced, efficient rolling stock. This initiative, funded significantly by the Infrastructure Investment and Jobs Act (IIJA), is designed to enhance operational performance, improve passenger experience, and increase the sustainability of rail travel across America. The new trainsets will increase network capacity and service reliability on key non-Acela corridors.

Attribute	Details
Project Name	Amtrak Airo Fleet Replacement
Location / Routes	U.S. Intercity Corridors including Northeast Regional, Empire Service, Virginia Services, Cascades, Keystone Service, and others.
Length	Variable configurations (typically 6-8 cars per trainset)
Maximum Operating Speed	125 mph (201 km/h)
Estimated Cost	$7.3 Billion (Fleet Acquisition & Long-Term Support)
Status (Nov. 2025)	Under Delivery & Commissioning
Key Contractors	Siemens Mobility (Manufacturer), Amtrak (Operator)

Technical Specifications

The Amtrak Airo fleet consists of dual-power trainsets capable of operating under electric or diesel power, facilitating a seamless transition between electrified and non-electrified track segments. This capability eliminates locomotive changes, reducing dwell times and potential delays on routes such as the Northeast Corridor. The diesel engines comply with EPA Tier 4 standards, reducing particulate matter emissions by 90% compared to the equipment they replace. Each trainset is equipped with integrated digital diagnostics and remote monitoring systems to enable proactive maintenance and increase fleet reliability. Passenger-facing technology includes panoramic windows, ergonomic seating, individual power/USB outlets, onboard Wi-Fi, and digital information displays. The design incorporates enhanced accessibility features, including lifts for mobility devices and touchless controls in restrooms, to comply with modern ADA standards.

Key Takeaways

Network Modernization: The project replaces aging Amfleet, Metroliner, and state-owned fleets, fundamentally improving service reliability and operational efficiency across 14 key intercity routes.
Enhanced Passenger Experience: A focus on modern amenities, comfort, and accessibility aims to make rail a more competitive alternative to air and road travel, with an anticipated increase of 1.5 million annual riders.
Operational Efficiency & Sustainability: Dual-power technology reduces journey times and environmental impact, while significant federal investment through the IIJA signals a strategic commitment to revitalizing U.S. rail infrastructure.

Frequently Asked Questions (FAQ)

When will the Amtrak Airo trains be in service?
The new Amtrak Airo trains are scheduled to begin entering service on various routes starting in 2026. Deliveries of the new trainsets from the manufacturer, Siemens Mobility, began in 2024 and are currently ongoing.

Who is building the new Amtrak Airo trains?
The Amtrak Airo trainsets are being manufactured by Siemens Mobility, a global leader in rail and transportation technology. The trains are being built primarily at Siemens’ facility in Sacramento, California.