There may be options to attend fashion design school on a part time basis and work within the industry to earn partial credits or complete internships or practicum's. If you currently have a career in the fashion industry ask about using this experience towards credits or course credit for a degree.
If you wish to complete a few courses on fashion design you may not need to take a full degree program. It is important to understand what you wish to accomplish with a fashion design degree to make the most of your school experience.