What terminal is American at Ontario airport ?
American Airlines uses Terminal 4 at Ontario International Airport (ONT). Terminal 4 is located on the east side of the airport, and it is connected to Terminal 2 by a free shuttle service. Here are the contact details for American Airlines at Ontario International Airport: Ticket Counter: Terminal 4, 2900 E. Airport Drive, Ontario, CA 91761 Phone: (800) 433-7300 Hours: Monday, Thursday, Friday, Saturday, Sunday: 4 a.m. – 4:45 p.m.; 7:30 p.m. – 11:30 p.m. Tuesday: 4 a.m. – 1:30 p.m.; 7:30 p.m. – 12:30 a.m. Wednesday: 4 a.m. – 4:45 p.m.; 7:30 p.m.
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