There is a lot of information out there about: How to obtain flying.
I am hoping Blizzard will respond directly for clarity to the returning community.
I know for me it has been over a decade since I actually got involved and learned anything about World of Warcraft…
One of the biggest obstacles in returning is getting used to the camera follow again. As such I have walked away wishing I was able to fly to get a birds eye view of the layout and popped a couple ibuprofen for the headache.
So beside unlocking flying by earned by achievement?
Completing Battle for Azeroth Pathfinder, Part Two will unlock flying in Kul Tiras and Zandalar and reward you with Wonderwing 2.0, the mechanical parrot mount.**
Can I just buy flying; make my return a little easier?
Some articles say yes others no.