Hours Between Two Times Calculator

Calculate hours and minutes between any two times. Works across midnight for shift work.

⏰ Date & Time📐 Duration = End Time - Start Time
Start hour (0-23)
Start minutes
End hour (0-23)
End minutes
Extra days (0=same, 1=next day)
Please enter valid values.

Formula & Reference

VariableFormulaUnits
Hours Between Two Times CalculatorDuration = End Time - Start Timehours:minutes

Step-by-Step Examples

Example 1
Night Shift

10 PM (22:00) to 6:30 AM.

  • Crosses midnight | Duration: 8h 30m
✓ 8h 30m
Example 2
Work Day

9:00 AM to 5:30 PM.

  • 17:30 - 09:00 = 8h 30m
✓ 8h 30m
Example 3
Long Drive

7:00 AM to 11:45 PM.

  • 23:45 - 07:00 = 16h 45m
✓ 16h 45m

Real-World Applications

Common Mistakes to Avoid

⚠️
Midnight crossings

11 PM to 7 AM = 8 hours. Calculator adds 24h automatically.

⚠️
Break deductions

This calculates total clock time. Subtract unpaid break time separately.

Frequently Asked Questions

Calculate hours worked?
End time minus start time. If crossing midnight, add 24h to end time.
Decimal hours?
Divide minutes by 60. 8h 45m = 8.75 decimal hours. Used in payroll.
Midnight shifts?
Enter days=1 for next day, or this calculator auto-detects midnight crossings.

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