Time Difference: Adelaide vs Houston
Adelaide
11:00:32 AM ACST
Thursday, May 14, 2026
14h 30m
14h 30m
Houston
8:30:32 PM CDT
Wednesday, May 13, 2026
Houston is 14.5 hours behind Adelaide.
Quick Reference
- Adelaide
- ACST (GMT+9:30)
ACDT starts on Oct 3, 2026
- Houston
- CDT (GMT-5)
CST starts on Nov 1, 2026
Frequently Asked Questions
- What is the time difference between Adelaide and Houston?
- Houston is 14.5 hours behind Adelaide.
- When is the best time to call from Adelaide to Houston?
- The best time to call is during overlapping business hours (9 AM – 5 PM) in both cities. Use the interactive converter on this page to visually compare hours side by side.
- Does the time difference change with daylight saving time?
- The time difference may change when either city enters or exits daylight saving time. Adelaide uses ACST and Houston uses CDT.