Are you trying to figure out how much time there is until 8:40? 8:40 8:40 AM Countdown to 8:40 AM: Days Hours Minutes Seconds Did you mean 8:40 PM? Count Down to Another Time Time: Date: Similar Countdown Timers How long until 8:45 AM? How long until 8:50 AM? How long until 8:55 AM? How long until 9:00 AM? How long until 9:05 AM?