45th Street Flea MarketNovember 7, 2016 in Florida by robl 45th Street Flea Market Indoor / outdoor market. Over 300 vendors. Open year round. Open: Wednesday, Thursday, and Sunday 10am-7pm. Friday and Saturday 10am-9pm. Location: 1710 45th St., West Palm Beach, FL., 33407 Phone: 561-863-6424