Time Difference: Adelaide vs Houston
Adelaide
1:59:07 AM ACDT
Saturday, November 14, 2026
16h 30m
16h 30m
Houston
9:29:07 AM CST
Friday, November 13, 2026
Houston is 16.5 hours behind Adelaide.
Quick Reference
- Adelaide
- ACDT (GMT+10:30)
ACST starts on Apr 3, 2027
- Houston
- CST (GMT-6)
CDT starts on Mar 14, 2027
Frequently Asked Questions
- What is the time difference between Adelaide and Houston?
- Houston is 16.5 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 ACDT and Houston uses CST.