The Cambridge CELTA course is for people with little or no previous teaching experience. It’s the most widely recognised entry qualification for the new teachers looking to teach English as a foreign language.
As such, you do not need a university degree in order to apply for the CELTA. This is misinformation often spread by competing companies who are trying to sell their own flavour of teaching certificate. It’s simply not true… I know, because I have no degree myself (I opted to work hard in my chosen industry instead).
Here’s the requirements from The University of Cambridge website:
Cambridge ESOL go on to offer yet more hope to those who may not think they are eligible:
“Centres may still accept you if you do not have formal qualifications at this level but can demonstrate that you would be likely to complete the course successfully.”