Instantly convert days (d) to hours (h). Bidirectional, accurate, and free.
To convert days to hours, use the formula hours = days × 24. For example, 2 days equals 48 hours. Type any number into the calculator above and the result appears instantly — you can also type into the hours box to convert the other way.
| Days | Hours |
|---|---|
| 1 d | 24 h |
| 2 d | 48 h |
| 3 d | 72 h |
| 5 d | 120 h |
| 10 d | 240 h |
| 15 d | 360 h |
| 30 d | 720 h |
| 60 d | 1,440 h |
There are 24 hours in one day. To convert any value, apply the formula hours = days × 24.
The formula is hours = days × 24. Enter a value above and the result updates instantly in both directions.
Yes. It uses the exact internationally-defined conversion factor, so results match official standards to several decimal places.
Yes — the converter is bidirectional. Type in either box and the other updates automatically using the inverse formula.