How many minutes are in 1 day?

1 d equals 1440 min. This is an exact conversion factor defined by NIST.

How do I convert days to minutes?

Multiply the value in d by the conversion factor. For example, 10 d = 14400 min. Use our calculator above for instant results.

Is the days to minutes conversion exact?

Yes, this conversion is mathematically exact based on the international definition of these units (NIST SP 811).

Can I convert days to minutes offline?

Yes! OmniConvert runs entirely in your browser — no internet connection needed after the page loads. Your data never leaves your device, ensuring complete privacy.

What is the difference between days and minutes?

Days (d) and Minutes (min) are both units of time but belong to different measurement systems. 1 d = 1440 min. Use the converter above to switch between them instantly.

Days to Minutes (d → min) — Free Online Converter

d → min Reference Table

d	min
0.001 d	1.44 min
0.002 d	2.88 min
0.003 d	4.32 min
0.004 d	5.76 min
0.005 d	7.2 min
0.006 d	8.64 min
0.007 d	10.08 min
0.008 d	11.52 min
0.009 d	12.96 min
0.01 d	14.4 min
0.02 d	28.8 min
0.03 d	43.2 min
0.04 d	57.6 min
0.05 d	72 min
0.06 d	86.4 min
0.07 d	100.8 min
0.08 d	115.2 min
0.09 d	129.6 min
0.1 d	144 min
0.2 d	288 min
0.3 d	432 min
0.4 d	576 min
0.5 d	720 min
0.6 d	864 min
0.7 d	1008 min
0.8 d	1152 min
0.9 d	1296 min
1 d	1440 min
1.5 d	2160 min
2 d	2880 min
2.5 d	3600 min
3 d	4320 min
3.5 d	5040 min
4 d	5760 min
4.5 d	6480 min
5 d	7200 min
5.5 d	7920 min
6 d	8640 min
6.5 d	9360 min
7 d	10080 min
7.5 d	10800 min
8 d	11520 min
8.5 d	12240 min
9 d	12960 min
9.5 d	13680 min
10 d	14400 min
11 d	15840 min
12 d	17280 min
13 d	18720 min
14 d	20160 min
15 d	21600 min
16 d	23040 min
17 d	24480 min
18 d	25920 min
19 d	27360 min
20 d	28800 min
25 d	36000 min
30 d	43200 min
35 d	50400 min
40 d	57600 min
45 d	64800 min
50 d	72000 min
55 d	79200 min
60 d	86400 min
65 d	93600 min
70 d	100800 min
75 d	108000 min
80 d	115200 min
85 d	122400 min
90 d	129600 min
95 d	136800 min
100 d	144000 min
120 d	172800 min
125 d	180000 min
130 d	187200 min
140 d	201600 min
150 d	216000 min
160 d	230400 min
175 d	252000 min
180 d	259200 min
200 d	288000 min
225 d	324000 min
250 d	360000 min
275 d	396000 min
300 d	432000 min
350 d	504000 min
400 d	576000 min
450 d	648000 min
500 d	720000 min
600 d	864000 min
700 d	1008000 min
750 d	1080000 min
800 d	1152000 min
900 d	1296000 min
1000 d	1440000 min
1200 d	1728000 min
1250 d	1800000 min
1500 d	2160000 min
1750 d	2520000 min
2000 d	2880000 min
2500 d	3600000 min
3000 d	4320000 min
4000 d	5760000 min
4500 d	6480000 min
5000 d	7200000 min
6000 d	8640000 min
7000 d	10080000 min
7500 d	10800000 min
8000 d	11520000 min
9000 d	12960000 min
10000 d	14400000 min
15000 d	21600000 min
20000 d	28800000 min
25000 d	36000000 min
50000 d	72000000 min
75000 d	108000000 min
100000 d	144000000 min

Values based on NIST SP 811 conversion factors

Why Convert Days to Minutes?

Converting between days (d) and minutes (min) is one of the most common time conversions. Whether for engineering, cooking, travel, or science, knowing how to quickly convert d to min saves time and prevents errors.

Time conversion between d and min is essential for project management, astronomy, and high-speed electronics. While day-to-day scheduling is simple, scientific and engineering fields often require converting between vast timescales (millennia) and infinitesimal ones (nanoseconds). Video editors and audio engineers work with frames and samples that require precise time unit conversions to sync media perfectly. In logistics, accurate delivery estimates depend on converting travel durations across time zones and varying speed metrics. Miscalculating time units can lead to missed deadlines, data desynchronization, or navigation errors in GPS systems.

How to Convert Days to Minutes

To convert days to minutes, use the following formula:

min = d × 1440

Example: 1 d = 1440 min

For example, 5 d = 7200 min, 10 d = 14400 min, and 100 d = 144000 min. For larger values, 1000 d = 1440000 min. Conversely, 1 min = 0.0006944444444 d. Our calculator above performs this conversion instantly with full precision — no rounding errors.

Common Mistakes to Avoid

Decimal time: thinking 1.50 hours is 1 hour 50 minutes (it's 1 hour 30 minutes).
Leap years: assuming every year has 365 days.
Month length: assuming all months are 30 days.

Pro Tips

Excel format: Be careful converting time in Excel; it stores dates as serial numbers.
Time zones: Always specify UTC offset when scheduling international calls.
Seconds in day: There are 86,400 seconds in a standard day.

What is a Day?

A unit of time based on Earth's rotation, equal to 24 hours.

Basic unit for daily life and calendars.

What is a Minute?

The minute (min) is a unit of time equal to 60 seconds. It is not an SI unit but is accepted for use with the SI.

Minutes are used universally for scheduling, cooking times, sports durations, and general timekeeping.

Days → Minutes

Days to Minutes Formula