is there any cheap online degree University in Australia and New Zealand
Hello Shren!
Online degrees have started to be widely accepted by industries over past years. It is smart if you take up an online degrees as they are deliberately cheaper than on-campus degrees.
There are many Master's, Bachelor's and short term certificate courses offered at affordable rates by platforms like Coursera, Udemy, edX, udacity, etc as response to MOOCs by many top universities of USA, New Zealand, Australia and other European countries. The shareable certificates strengthen your CVs and can ensure your emplyment in top companies.
You did not mention what kind of course you want to do. But I am giving some links for your reference. Copy and paste the links in your browser to explore the cheapest courses. These courses are credible and accepted.
https://www.edx.org/school/wellingtonx
https://www.coursera.org/degrees/global-mba-macquarie
Hope this answer is helpful!