Grey'S Anatomy 2024 Season 21 Release Date. The show now airs in the 10 p.m. Grey's anatomy season 21 will air premiere on thursday, september 26 at 10pm et on abc in the us.

Visit the official grey’s anatomy online at abc.com. Here’s everything to know about ‘grey’s anatomy’ season 21, including if there is a release date, the cast members returning to the abc show and where to watch episodes.