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Excel Convert Between Time Units: Hours, Minutes, Seconds and Days

Author Kelly Last modified

Converting time units within Excel, such as hours to minutes or seconds to days can enhance your data management efficiency. This guide demonstrates how to easily convert time units with different methods, ensuring you're equipped to handle any time-related data efficiently.


Convert between different time units in Excel

This section outlines two methods for converting between time units in Excel.

Convert between hour, minute, second or day with functions

1. Convert time between hour, minute, second, or day with conversion factor

As we known, 1 hour = 60 minutes = 3600 seconds =1/24 day. So we can convert the time measurement with multiplying these factors.

Convert hours to seconds:

For example, to convert the hours to seconds, please enter the formula =A2*3600, and then drag the fill handle down to the cells to get the results you need, see screenshot:

Convert hours to seconds

If you want to convert seconds to hours, just apply this formula: =A2/3600.

Tips: Convert between hours and minutes, days:

Convert hours to minutes: =A2*60
Convert minutes to hours: =A2/60
Convert hours to days: =A2/24
Convert days to hours: =A2*24
2. Convert time between hour, minute, second, or day with Convert function

It is hard to remember the conversion factors? You can use the Convert function to convert tween hour, minutes, seconds or days too.

Convert hours to seconds:

Please type this formula =CONVERT(A2,"hr","sec") to easily convert cells from hours to seconds at once. See screenshot:

convert time between hour, minute, second, or day

If you want to convert seconds to hours, just apply this formula: =CONVERT(A2,"sec","hr").

Tips: Just replace the unit name in the formula, you can easily convert between these time measurements.

measurement using in formula
Year "yr"
Day "day"
Hour "hr"
Minute "mn"
Second "sec"

Convert between hour, minute, second or day with Kutools for Excel

No need to remember conversion factors or specific functions - Kutools for Excel's Unit Conversion tool simplifies the process for you.

Kutools for Excel offers over 300 advanced features to streamline complex tasks, boosting creativity and efficiency. Itegarate with AI capabilities, Kutools automates tasks with precision, making data management effortless. Detailed information of Kutools for Excel...         Free trial...

After installing Kutools for Excel, you can apply the Unit Conversion tool of Kutools for Excel to easily convert between different time units as follows.

1. Select the range of cells containing the data you want to convert, go to the Kutools tab and select Content > Unit Conversion.

click  Unit Conversion feature of kutools

2. Specify the Time unit in the drop-down box of Unit, select source unit in the left box, converted unit in the right box, and you will see the result in the Preview box and then click OK.

specify options in the dialog box

Result: The time between hours and minutes are converted as following screenshot shown:

The time between hours and minutes are converted

Note: If you want to keep the source unit in the cells and show results in the comment, you can check Add results as comment. See screenshot:

check Add results as comment to keep the source unit


Convert hh:mm:ss time format to different time units in Excel

When working with time data in Excel, you may often find yourself needing to convert time from the hh:mm format into different units such as hours, minutes, or seconds. This is particularly useful for tasks like analyzing log times, calculating durations, or preparing data for reports where time needs to be expressed in a specific unit for clarity or consistency. In the following section, we will guide you through the process of converting time formatted as hh:mm into various other time units directly within Excel

Convert hh:mm:ss time format to minutes, seconds or hours with formulas

Sometimes you may get a time with hour, minutes, and seconds together, and now you can use the following formulas to convert it to minutes, seconds or hours.

Convert hh:mm:ss time format to hours:

Please apply this formula to convert the hh:mm:ss time format to hours: =HOUR(A2) + MINUTE(A2)/60 + SECOND(A2)/3600,and drag the fill handle to the cells that you want to contain this formula.

Convert hh:mm:ss time format to hours

Tips:

To convert hh:mm:ss time format to minutes: =((HOUR(A2)*60)+MINUTE(A2)+(SECOND(A2)/60));

To convert hh:mm:ss time format to seconds: =HOUR(A2)*3600 + MINUTE(A2)*60 + SECOND(A2).


Convert hh:mm:ss time format to minutes, seconds or hours with Kutools for Excel

Are you tired with the formulas, so ,here, I can introduce you a handy and easy tool-Kutools for Excel, with its Convert Time feature, you can quickly finish this job without any formulas.

Kutools for Excel offers over 300 advanced features to streamline complex tasks, boosting creativity and efficiency. Itegarate with AI capabilities, Kutools automates tasks with precision, making data management effortless. Detailed information of Kutools for Excel...         Free trial...

After installing Kutools for Excel, please do as follows:

1. Select the time cells that you want to convert.

2. Click Kutools > Content > Convert Time, then choose Time to Hours / Time to Minutes / Time to Seconds as you need, see screenshot:

click Convert Time feature of kutools

3. And the selected time cells have been converted into the desired hours, minutes or seconds you need, see screenshot:

cells are converted into the desired hours, minutes or seconds

Tips: If you want the converted result located in another location, you can go the Convert Time dialog by clicking Kutools > Content > Convert Time, in the Convert Time dialog box, choose the convert type you need, and then check Save to another location checkbox, and click a cell where you want to put the result, see screenshot:

set options to put the result to other cells


This guide has introduced practical methods for converting time units in Excel. Whether you're calculating the total minutes in a day and a half, converting millions of seconds into hours, or any other time-related computation, the tools and methods discussed here should equip you with the knowledge to handle time data with confidence, enhancing both your productivity and decision-making capabilities. Practice these techniques to master time manipulation in your spreadsheets. For those eager to delve deeper into Excel's capabilities, our website boasts a wealth of tutorials. Discover more Excel tips and tricks here.


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