Ontario International Airport is located in the Inland Empire region of Southern California, 55 km east of Los Angeles. Metrolink commuter rail serves nearby Rancho Cucamonga station (USD 6-12) with a free shuttle connection. Taxis and ride-shares to downtown LA cost USD 60-100 depending on traffic. The airport is convenient for Riverside, San Bernardino, and eastern LA suburbs.

How many terminals does Ontario Airport have?

ONT has two terminals (Terminal 2 and Terminal 4). Terminal 2 handles most domestic carriers including Southwest, Delta, and United. Terminal 4 serves American Airlines, JetBlue, and some international flights. The terminals are compact and easy to navigate with short walking distances.

What makes Ontario Airport a good alternative to LAX?

ONT offers significantly shorter security lines and less congestion than LAX, with lower parking costs and easier airport access. For travelers living in the Inland Empire, San Gabriel Valley, or eastern Los Angeles suburbs, Ontario is often 30-60 minutes closer than LAX. The airport has been growing rapidly as a more convenient Southern California option.

Is there free Wi-Fi at Ontario Airport?

Yes, ONT provides free Wi-Fi in both terminals. The network supports browsing and email. The terminals have been modernized with improved dining and retail options, though offerings are more limited than at larger airports.

Which airlines serve Ontario Airport?

Southwest Airlines has the largest presence at ONT. American Airlines, Delta, United, JetBlue, and Frontier also serve the airport. International service includes flights to Mexico and other destinations. Volaris and some charter carriers provide service to Mexican cities. The airport is owned and operated by the City of Ontario, having been returned from LAWA (Los Angeles World Airports) control in 2016.

Explore on Sister Sites

Airlines at This Airport ↗ AirlineFYI

View airlines operating from this airport

Seat Maps ↗ PlaneFYI

Browse seat maps for aircraft types at this airport

Nearby Train Stations ↗ TrainFYI

Find train stations and rail connections near this airport