A Spirit Airlines customer was barred from boarding a plane last week after the airline determined that she did not comply with the airline's dress code, even though she had worn the same outfit on a ...

Tanasia Grayer said she was denied entry on a Spirit Airlines flight from Miami to Chicago over her shorts. Grayer said she was stunned when a Spirit Airlines employee told her she couldn't board ...

Spirit did not reply to a request for comment, nor has the airline explained what prompted it to bulk up its dress code. However, Spirit recently experienced two wardrobe-related incidents.

Spirit Airlines previously told DailyMail.com that all passengers are technically notified they have to dress a certain way to board flights when they sign their 60-page Contract of Carriage.

Things took a turn for the worse when Grayer's sister, Jessica Kordelewski, confronted airport security officials. She was arrested and accused of disorderly conduct. Spirit Airlines has addressed ...