Hours Between Times Calculator
The Hours Between Times Calculator finds the exact number of hours and decimal fraction between any two times of day. Enter a start time and end time using 24-hour format and instantly see the duration — useful for scheduling, billing, shift planning, meeting durations, and any elapsed-time calculation.
Frequently Asked Questions
3:30 PM = 15:30 in 24-hour format. Add 12 to any PM hour after 12. Midnight is 0:00, noon is 12:00, 1 PM is 13:00, 11 PM is 23:00.