Time Duration Calculator
Calculate the exact hours and minutes between a start time and an end time, including overnight spans.
How it works
Enter a start time and an end time and we'll calculate the exact duration between them in hours and minutes — including spans that cross midnight.
Examples
Working out a shift length, the gap between two meetings, or how long a flight with an overnight layover actually takes — this tool handles all of it without needing a date.
Related tools
Frequently asked questions
- How do I calculate hours between two times?
- Enter a start time and an end time and the tool instantly calculates the duration in hours and minutes.
- Does this handle overnight shifts?
- Yes. If the end time is earlier than the start time, we treat it as falling on the next day and calculate the duration accordingly.
- Can I use this for work hours or timesheets?
- Yes — it's commonly used for calculating shift lengths, work hours, and the gap between two clock times.
Tracking your time? Remember what matters with Tibbl.
Remember it with TibblIt's not what to do. It's when to do it.