The is located in Terminal 4 of Ontario International Airport. This terminal serves both domestic and select international flights, and provides travelers with a variety of services such as Southwest's specialized check-in counters, self-service kiosks, and baggage claim. Passengers wishing to unwind before their trip will find dining options, shopping, and comfy seating. Free Wi-Fi is provided throughout, and ground transportation choices, including parking, are conveniently located, offering a smooth travel experience from the moment you arrive at the airport.