Duration between a start and end time of day, including overnight.
The duration in minutes comes from subtracting the start clock from the end clock, adding a full day when the span crosses midnight. Shifts and sessions that cross midnight need the added day, otherwise the duration would come out negative.
Hours Between Times
Duration = end time - start time, plus 24 hours if the end is past midnight
Duration = end time - start time, plus 24 hours if the end is past midnight The duration in minutes comes from subtracting the start clock from the end clock, adding a full day when the span crosses midnight.
Shifts and sessions that cross midnight need the added day, otherwise the duration would come out negative.
This calculator takes 4 inputs: Start hour, Start minute, End hour, End minute. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.