Choose between an exclusive red carpet experience with an all-inclusive food and drink package or spend the day in the elegant Million Room where you can dine on the Derby Day Million Room buffet. First 2,500 guests to purchase Derby Day tickets at arlingtonpark.com will receive a commemorative Kentucky Derby glass. Enter Arlington Park's annual Derby Hat Contest for a chance to win prizes. Prices for package: Adults $69, children 12-20 $40, children 4-11 $20, children 3 and under are free. Prices for buffet: Adults $47, children 3-11 $20, children 3 and under are free.