I've taken off later than 11:30 PM, i think realistically 12:30 is the cutoff, especially on very busy days. I remember hearing that the first month of lockdown

I've taken off later than 11:30 PM, i think realistically 12:30 is the cutoff, especially on very busy days. I remember hearing that the first month of lockdown was blissful because there were so few flights coming through.