Ontario International Airport Connector Project
PROJECT WEBSITE: https://www.gosbcta.com/project/ontloop-rail-to-air-tunnel-connection/
All dates below are specific to the schedule of the Environmental Review and Permitting processes for this project.
ENVIRONMENTAL REVIEW AND PERMITTING STATUS
COMPLETE
COMPLETION DATE OF ENVIRONMENTAL REVIEW AND PERMITTING
04/10/2025
ENVIRONMENTAL REVIEW AND PERMITTING PROCESSES
COMPLETED
SECTOR
Surface Transportation
CATEGORY
Project Category
DOT Projects

LEAD AGENCY
Department of Transportation, Federal Transit Administration
Description:
The San Bernardino County Transportation Authority (SBCTA) proposes to construct a 4.2-mile-long single bi-directional tunnel for autonomous electric vehicles between the Cucamonga Metrolink Station and Ontario International Airport (ONT), along with three passenger stations, and a maintenance facility. The proposed Project is located within the cities of Ontario and Rancho Cucamonga in San Bernardino County, California. The proposed project would provide direct connection between the airport and the Metrolink San Bernardino Line commuter rail at the Cucamonga Metrolink Station.
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Permitting Timetable
The permitting timetable below displays data as reported by agencies. Dates for Environmental Review and Permitting processes (Actions) that are in 'Paused' or 'Planned' status are subject to change and are not indicative of a project's final schedule.
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Action Information
For additional information, please select an Action from the Permitting Timetable above.
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- Bureau:
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- Action Outcome:
Milestone | Original Target Date | Current Target Date | Milestone Complete |
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