San Diego International Airport Recorded Busiest Year Ever in 2025

Here’s why San Diego’s airport saw a record number of passengers last year

A record number of passengers flew in and out of San Diego’s international airport in 2025, coinciding with the debut late in the year of the first phase of a new Terminal 1. Even with the partial shutdown of several gates during construction that inhibited Southwest Airlines’ long-term expansion plans here, air travel was robust enough last year to compensate for that. A year-end report released Wednesday by the airport revealed that 25.32 mill…

San Diego International Airport recorded busiest year ever in 2025

Last year was a record-breaking year for San Diego International Airport (SAN) with over 25 million passengers having traveled through Terminals 1 and 2.