The automated train system that shuttles passengers between terminals at the world’s busiest airport is headed for its most significant upgrade in decades. In April 2026, the Atlanta City Council approved $182 million in procurement authority for future Hartsfield-Jackson Atlanta International Airport projects, including a dedicated agreement for the Plane Train operations and maintenance program, the people mover system most travelers know as the SkyTrain.
The vote clears a major financial and legal hurdle for modernizing a transit backbone that carries tens of millions of riders per year across a 3-mile underground loop connecting the domestic terminal, concourses A through T, and the rental car center. For an airport that handled roughly 93 million passengers in recent years, the stakes of getting this right are enormous.
Why the system needs an overhaul
The Plane Train has been running since 1980, when it debuted as one of the first automated people movers in a U.S. airport. The original system was built by Westinghouse Electric, whose transit division was later acquired by Bombardier and eventually folded into Mitsubishi Heavy Industries’ Crystal Mover division. That lineage matters: Mitsubishi inherited not just the brand but the ongoing maintenance and parts supply chain for Atlanta’s trains, making the company the incumbent operator most closely tied to the system’s future.
After more than four decades of near-continuous service, the Plane Train’s infrastructure is showing its age. Riders have experienced periodic slowdowns and service interruptions in recent years, and the underlying track, control, and vehicle systems are well past their original design life. Airport officials have signaled that a comprehensive modernization, not just piecemeal repairs, is the path forward.
What the City Council actually approved
The council’s legislative package establishes an aviation encumbrance program with $182 million in spending authority for Hartsfield-Jackson capital improvements. Within that umbrella, a separate special procurement agreement is carved out specifically for the Plane Train operations and maintenance program.
An important distinction: the $182 million is a ceiling for a portfolio of airport projects, not a single line item for the SkyTrain alone. The authorization covers aviation-related procurement broadly, meaning some portion will likely fund terminal renovations, security upgrades, or other infrastructure work. How much flows specifically to the Plane Train modernization has not been broken out in public documents.
The vote also does not constitute a construction contract or a formal vendor award. It creates the procurement framework that allows the Atlanta Department of Aviation to negotiate and execute individual contracts under that spending cap. Think of it as the city unlocking the checkbook, not writing the check.
Mitsubishi’s expected role
The framing of a “Mitsubishi-led overhaul” reflects the company’s deep ties to the Plane Train system. As the successor to the original manufacturer and the current provider of maintenance and parts support, Mitsubishi Heavy Industries is the most logical lead for a full-system modernization. Industry reporting has consistently linked the company to Atlanta’s people mover future.
That said, no signed contract naming Mitsubishi as the lead contractor has surfaced in publicly available city records as of May 2026. The council’s procurement agreement references the Plane Train program but does not name a specific vendor in its public summary. A formal contract award or vendor announcement from the Department of Aviation would confirm the arrangement and spell out what new equipment, control systems, or vehicles are planned.
How airports fund projects like this
Large-scale transit upgrades at major airports typically rely on a mix of funding sources, including airport revenue bonds, federal grants, and Passenger Facility Charges. PFCs allow airports to add a per-ticket fee (currently capped at $4.50) on departing passengers, with proceeds restricted to FAA-approved capital improvements. Automated people movers are a common PFC-eligible category.
No project-specific PFC approval tied to the SkyTrain overhaul has appeared in the FAA’s public decision database yet. That is not unusual at this stage. PFC applications typically follow procurement authorization and move through a separate federal review process. If approved, the charges would define how much of the modernization cost is passed through to passengers and for how long.
What travelers should watch for
No service disruptions have been announced, and no public schedule lays out when major construction on the SkyTrain will begin. Passengers flying through Hartsfield-Jackson in the near term can plan connections and terminal transfers as usual.
The project is expected to unfold in stages. A formal contract award would clarify the lead vendor and the scope of work. Design and permitting would follow, producing a phased construction calendar that outlines when sections of the train loop might go offline and what alternatives, such as shuttle buses or extended walkways, will be available. Travelers who remember past SkyTrain maintenance shutdowns know the drill: temporary bus bridges between concourses and longer transfer times.
For now, the council’s vote is best understood as the starting gun for a long procurement and construction process, not an imminent disruption. But for an airport where a functioning people mover is not a convenience but a necessity, the signal is clear: Atlanta is preparing to rebuild one of its most critical systems from the ground up.
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*This article was researched with the help of AI, with human editors creating the final content.
