Adele has announced that she is taking an indefinite hiatus from performing after her final show of her current Las Vegas residency. The final show is on Saturday, November 23. According to Gametime, the leading app/site for last minute tickets, demand is shooting up, with the lowest-cost/get-in seats for the event selling for $2,770 each (including taxes and fees). Top priced seats are available for over $15K per ticket.
All seats to the final show can be seen at: Adele Tickets on Gametime