A few weeks ago the voting for Meeting C++ 2024 started, contribute with your own voting session to the program selection of this years Meeting C++!

Also, as the most recent announcement, early bird tickets are on sale until August 11th, the day the voting ends:

Early Bird Tickets for Meeting C++ 2024 are available until August 11!

by Jens Weller

From the article:

Quick reminder that the early bird tickets for Meeting C++ 2024 are going to be availble until the end of the voting on the talks!

Which is August 11th! Its also possible that early bird tickets sell out before this. Currently only the hotel ticket and the online ticket are available as early bird. The onsite early bird ticket sold out a few weeks ago.