San Diego Airport Sees Record Passenger Volumes in 2025

New Terminal 1 phase opens as airport traffic reaches all-time high.

Published on Feb. 23, 2026

San Diego International Airport saw a record number of passengers in 2025, coinciding with the debut of the first phase of a new Terminal 1 late in the year. Even with the partial shutdown of several gates during construction, the airport has once again surpassed its highest recorded passenger volume.

Why it matters

The record passenger numbers underscore the continued growth and importance of San Diego as a major travel hub, especially as the region's economy and population continue to expand. The new Terminal 1 project aims to modernize the airport and increase capacity to meet rising demand.

The details

The partial opening of the new Terminal 1 in late 2025 allowed the airport to accommodate more passengers, even as several gates were offline during the ongoing construction. The terminal project is a multi-year effort to replace the aging existing Terminal 1 with a larger, more efficient facility.

  • San Diego International Airport saw record passenger volumes in 2025.
  • The first phase of the new Terminal 1 opened in late 2025.

The players

San Diego International Airport

The main airport serving the San Diego metropolitan area, located just north of downtown San Diego.

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What’s next

The full completion of the new Terminal 1 project is expected in 2027, which will further increase the airport's capacity to handle growing passenger traffic in the years ahead.

The takeaway

San Diego's airport is keeping pace with the region's economic and population growth, investing in infrastructure to meet rising demand for air travel to and from the area.