Southwest Airlines ONT Terminal located in Terminal 4 of Ontario International Airport, is designed to provide a seamless and efficient travel experience. Departure gates, TSA security, and check-in booths are all conveniently located within the terminal. A variety of eateries and retail establishments are available to passengers, providing easy choices for eating and shopping. Southwest travelers can navigate around the terminal efficiently and comfortably before their trip because to its roomy layout and well-marked signs.
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