Skyslide and extends 45 feet from the 70 to the 69th floor of Tower Bank of the United States in the city.
Despite being made of a single glass only an inch thick, and it was built to withstand hurricane-force winds and earthquakes.
Single tickets cost 25 $ (£ 18) each. It is part of the renewal of Skyspace which also includes the observation deck.
Some visitors got a preview earlier in the week.
“I thought it was nerve-wracking and exciting and bold,” Kerry said Freeman.
“I went much faster than I think I will,” said Rebecca Fitzgerald.
“And you kind of like hitting the side as I was coming around the curve, so you’re really pressing on the glass, so you see the whole world without you, but it’s not really scary.”