The Perks of Being a Wallflower had its world premiere[40] at the 2012 Toronto International Film Festival on September 8, 2012, to a standing ovation.[41]
The film was initially scheduled for release on September 14, 2012, but in August 2012, it was announced that the release would be delayed by a week to September 21, 2012, in selected cities.[42] The film continued to expand on September 28, 2012, with a nationwide release on October 5, 2012. The UK premiere was on September 23[43] at the Cambridge Film Festival.
Rating
The film originally received an R rating for "teen drug and alcohol use, and some sexual references". The filmmakers appealed, and the MPAA changed it to PG-13 for "mature thematic material, drug and alcohol use, sexual content including references, and a fight—all involving teens".[44]
Box office
The Perks of Being a Wallflower received a limited release of four theaters in the United States on September 21, 2012, and grossed $228,359 on its limited opening weekend, averaging $57,089 per theater. The film earned $17,742,948 in North America and $15,641,179 in other countries, for a worldwide total of $33,384,127.[4][45][46]