Ontario International Airport Terminal Map (2025-2024)
Use this Ontario International Airport Terminal Map to spot gates, security, and ground transport connections before you fly.
Ontario International Airport (ONT) operates two passenger terminals—Terminal 2 and Terminal 4—which are connected by a covered walkway and shared ground transport zone. That’s why moving between flights here is quick and intuitive.
The map outlines concourse layouts, parking access, and lounge areas. Follow “Baggage Claim” and “Departures” signs at curbside—Arrivals sit on the lower level, Departures on the upper—to keep your route simple.
Ontario International Airport Terminal Map 2025-2024
An aerial view of Ontario International Airport reveals two main passenger terminals, Terminal 2 and Terminal 4, along with surrounding runways and facilities.
The airport’s layout is designed for optimal traffic flow and passenger convenience. Its strategic location serves the Greater Los Angeles area.

Ontario International Airport Terminal 2 and 4 Gates Map 2025-2024
Ontario International Airport’s Terminal 2 has 12 gates, and Terminal 4 has 14 gates. These gates serve various airlines and destinations.
Both terminals are equipped with modern amenities to enhance the passenger experience.

Printable Ontario International Airport Terminal Map PDF 2025-2024
FAQ
What airline flies out of Ontario, CA?
Ontario International Airport (ONT) in California serves multiple airlines including Alaska, American, Delta, Southwest, and United, offering flights to various domestic and international destinations.
Is Ontario, California airport the same as Lax?
Ontario, California airport (ONT) is separate from Los Angeles International Airport (LAX). Located 35 miles east of downtown Los Angeles, ONT serves as an alternative for travelers in the eastern Los Angeles area and Inland Empire.
What airport do you fly into for Ontario, California?
Ontario International Airport (ONT) is the primary airport for Ontario, California and the Inland Empire region. Travelers flying to Ontario, California typically use ONT as their arrival and departure point.
Does Ontario have an international airport?
Ontario has an international airport. Ontario International Airport (ONT) offers flights to destinations in the United States, Mexico, and Asia, serving as a gateway for domestic and international travel in Southern California.
