CHAST to NZST Converter

New Zealand Time (NZST / NZDT) is 0.75 hours behind Chatham Islands (CHAST / CHADT).

Quick Reference

Chatham Islands
GMT+13:45

GMT+12:45 starts on Apr 4, 2026

New Zealand Time
NZDT (GMT+13)

NZST starts on Apr 4, 2026

Frequently Asked Questions

What is the difference between CHAST and NZST?
NZST is 0.75 hours behind CHAST.
How do I convert CHAST to NZST?
To convert from CHAST to NZST, subtract 0.75 hours. Use the interactive converter on this page to convert specific times.
What cities are in CHAST and NZST?
Cities in CHAST include . Cities in NZST include Auckland, Christchurch, Wellington, Hamilton, Dunedin.
CHAST to NZST Converter | Timezone App