8-Hour Shift Calculator

Enter your shift start time and total break duration to find out exactly when your 8-hour shift ends. You can also adjust the shift length if you work 6, 10, or 12-hour shifts. The calculator returns your clock-out time, total break time, and actual hours worked — perfect for employees, managers, and payroll planning.

Enter the time your shift begins (e.g. 9:00 AM)

hours

Default is 8 hours. Change for 6, 10, or 12-hour shifts.

minutes

Enter total unpaid break time in minutes (e.g. 30 for a half-hour lunch).

Results

Shift Ends At

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Total Time on Site

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Paid Hours Worked

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Total Break Time

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Shift Breakdown

Frequently Asked Questions

How many breaks are required by law in an 8-hour shift?

Break requirements vary by country and state. In the US, federal law (FLSA) does not mandate meal breaks, but many states require a 30-minute unpaid meal break for shifts over 5–6 hours. Short rest breaks (5–20 minutes) are generally considered paid time. Always check your local labor laws for specifics.

How do I calculate my shift hours?

To calculate shift hours, subtract your start time from your end time to get total time on site, then deduct any unpaid break time. For example, a 9:00 AM start with a 5:30 PM end and a 30-minute break equals 8 paid hours worked.

How many hours is an 8-hour shift?

An 8-hour shift consists of exactly 8 hours of paid work time. If you take unpaid breaks, your total time on site will be longer — for instance, an 8-hour shift with a 30-minute lunch means you are at work for 8.5 hours but paid for 8.

What is an 8-hour shift starting at 8 AM?

An 8-hour shift starting at 8:00 AM with no breaks ends at 4:00 PM. If you include a 30-minute unpaid lunch break, you would clock out at 4:30 PM but still have worked 8 paid hours.

How many 8-hour shifts make 40 hours?

Five 8-hour shifts equal 40 hours, which is the standard full-time work week in many countries. This is typically Monday through Friday, one shift per day.

How long should a break be for an 8-hour shift?

Most labor guidelines recommend at least a 30-minute unpaid meal break for an 8-hour shift, plus one or two paid 10–15 minute rest breaks. The exact requirement depends on your employer's policy and local labor laws.

Can I use this calculator for shifts other than 8 hours?

Yes — the Shift Length field lets you enter any shift duration from 1 to 24 hours. Simply change the default value of 8 to match your actual shift, such as 6, 10, or 12 hours.

Does break time affect when my shift ends?

Yes. Unpaid break time is added on top of your paid shift hours to determine your clock-out time. A 30-minute break on an 8-hour shift means you will be at work for 8 hours and 30 minutes total before you can leave.

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