Time Duration Calculator

Calculate the time duration between a start time and an end time, including overnight periods if needed.

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Your result will appear here

Enter values and press Calculate.

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How to use this calculator

  1. Enter the values requested in the calculator form.
  2. Press Calculate to generate the result instantly.
  3. Compare the answer with the formula and examples below.

Examples

  • From 09:15 to 17:45 with 30 minutes break equals 8 hours.

Frequently Asked Questions

Can this handle overnight time?

Yes. If the end time is earlier than the start time, it is treated as the next day.

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