Date & Time calculator

Time Duration Calculator

Calculate the duration between two times in hours and minutes.

FormulaDuration = end time - start time

Formula

Time duration

Duration = end time - start time

From 09:30 to 17:15 is 7 hours 45 minutes.

FAQ6 common questions for this calculator.

FAQs

Can it handle overnight time?+

Yes. If the end time is earlier, it treats it as the next day.

Does it include breaks?+

No. Subtract breaks separately if needed.

How does the Time Duration Calculator calculate the result?+

For the Time Duration Calculator, it uses the Time duration: Duration = end time - start time. From 09:30 to 17:15 is 7 hours 45 minutes.

What information do I need to use the Time Duration Calculator?+

For the Time Duration Calculator, enter the relevant dates, times, timezone, or calendar settings requested by the form. Exact dates matter because month lengths, leap years, and boundary days can change the result.

How accurate is the Time Duration Calculator?+

Time Duration Calculator is accurate for the values and assumptions entered on this page. It uses the Time duration. Recheck the inputs before relying on the estimate.

What should I check before using the Time Duration Calculator result?+

For the Time Duration Calculator, check the date and time fields, date format, timezone, daylight-saving changes, inclusive or exclusive endpoints, and whether weekends or holidays should count.

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Date & Time guide

How to use the Time Duration Calculator

Calculate the duration between two times in hours and minutes. The page also explains the time duration and shows a practical example: From 09:30 to 17:15 is 7 hours 45 minutes.

  1. 1

    Enter your details

    Enter the values for the time duration calculator scenario you want to check.

  2. 2

    Check the calculation

    Review the result alongside the time duration: Duration = end time - start time.

  3. 3

    Compare scenarios

    Change one or more inputs to see how they affect the time Duration Calculator result before you use the estimate.