Originally Posted by
Ghesh
It's worth noting that not everybody will get a lagspike zoning from Org/SW to Durotar/Elwynn. Try it with some other zone boundaries. I never get the lagspike zoning out of Stormwind on my realm. Just find a boundary that does it for you, and keep flying across until you get it to work.
You also don't need to use any kind of consumable or spell. All that matters is that you dismount during the freeze. If you dismount exactly when the lag happens, you seem to get desynced. It definitely takes some practice, but its super easy once you know what you're looking for.