Sacco also played for the Mighty Ducks of Anaheim, New York Islanders, Washington Capitals, and Philadelphia Flyers.

In the 2005–06 season, two years into retirement from playing, Sacco was hired as an assistant coach for the Lowell Lock Monsters, affiliate of the Colorado Avalanche.

On May 7, 2007, after two years as an assistant, Sacco was named head coach of the Colorado Avalanche's new AHL franchise, the Lake Erie Monsters.

[5] On June 4, 2009, a day after Avalanche head coach Tony Granato was fired, Sacco was promoted and later introduced as the new head coach of the Colorado Avalanche for the 2009–10 season, a job former Avs great Patrick Roy turned down days prior.

On April 28, 2010, Sacco was named a finalist for the Jack Adams Award alongside Dave Tippett of the Phoenix Coyotes and Barry Trotz of the Nashville Predators.