March 15, 2026 · Infrastructure · San Diego, CA
San Diego Airport Terminal 1 Expansion Nears Completion
The Ambitious New T1 Project
San Diego International Airport (SAN) is on the cusp of a major transformation as its $3.4 billion Terminal 1 expansion project nears completion. Dubbed "New T1," this massive undertaking aims to modernize the airport's facilities, increase capacity, and improve the overall travel experience for millions of passengers annually.
Launched in 2021, the project has progressed steadily despite challenges like supply chain disruptions. With the finish line in sight, airport officials are excited about the benefits this expansion will bring to travelers and the local economy.
Adding 30 New Gates
At the heart of the expansion is the addition of 30 new gates, bringing SAN's total to 51. This increase will allow the airport to handle up to 25 million passengers per year, a significant jump from current levels. The new gates are designed with flexibility in mind, accommodating both domestic and international flights.
State-of-the-art boarding bridges and spacious waiting areas will enhance comfort, while integrated technology like automated bag drops will streamline operations.
Opening Timeline and Phased Rollout
The first phase of New T1 is slated to open in late 2026, with full completion by 2028. Initial openings will include 19 gates, with the remaining added progressively. This phased approach minimizes disruptions to ongoing airport operations.
Airport CEO Kimberly Becker stated, "We're committed to a smooth transition. Passengers will start experiencing the new facilities soon, with minimal impact on their travel plans."
Sustainability Features and LEED Gold Certification
Environmental responsibility is a key focus of the project. New T1 is targeting LEED Gold certification, incorporating features like solar panels, rainwater harvesting, and energy-efficient lighting. The design emphasizes natural light and ventilation to reduce energy consumption.
Additional green initiatives include electric ground support equipment and charging stations for electric aircraft, positioning SAN as a leader in sustainable aviation.
Art Installations and Cultural Elements
To celebrate San Diego's vibrant culture, the terminal will feature numerous art installations. Local artists have been commissioned to create pieces reflecting the region's history, diversity, and natural beauty. Interactive digital displays and sculptures will provide engaging experiences for travelers.
A highlight is a massive kinetic sculpture in the central atrium, symbolizing the flow of people and ideas through the airport.
Improved Passenger Experience
From check-in to boarding, every aspect of the passenger journey has been reimagined. Wider concourses, more dining options, and enhanced retail spaces will make layovers more enjoyable. Family-friendly amenities like play areas and nursing rooms cater to diverse needs.
Technology integrations, including biometric screening and app-based wayfinding, will reduce wait times and stress.
Airline Relocations and Operational Changes
As New T1 comes online, several airlines will relocate. Southwest, a major carrier at SAN, will move the bulk of its operations to the new terminal. Other airlines like Delta and United will also shift, optimizing gate assignments for efficiency.
Passengers are advised to check airline communications for updated terminal information during the transition period.
Parking and Ground Transportation Updates
To accommodate increased traffic, the expansion includes a new parking structure with 5,200 spaces. Smart parking technology will guide drivers to available spots. Enhanced ground transportation options, including a new rideshare pickup area and improved public transit connections, will ease access.
A pedestrian bridge connecting the terminal to nearby hotels and rental car facilities adds convenience for travelers.
Economic and Community Benefits
The project has already created thousands of jobs during construction and will continue to drive economic growth. Increased capacity is expected to boost tourism and business travel, contributing billions to the local economy over the coming years.
Community engagement has been integral, with input from residents shaping aspects like noise mitigation and traffic management.
As San Diego International Airport evolves, New T1 represents a forward-thinking approach to aviation infrastructure, blending functionality, sustainability, and local flavor into a world-class facility.