Agile Testing Days 2022 starts in 145 days
That's November 21, 2022
AgileTD Open Air 2023 starts in 322 days
That's May 17, 2023
Agile Testing Days USA 2023 starts in 327 days
That's May 22, 2023
Note: This may be off by a bit or two, due to time zones, changing daylight saving times between now and then.