RuPaul Finale: Is This The End Of Affordable Tickets?

It is literally different each year, sometimes the tickets are free, first come first served. Sometimes they sell them. Sometimes the people attending dragcon la get priority access to presale or even get them free etc. As someone who just got into rpdr since the pandemic, i don't know how this works. Will we all know who's in the finale when this is filmed, or will it be a bit of a teaser/spoiler for those who.