BRT to CHAST Converter
Chatham Islands (CHAST / CHADT) is 16.75 hours ahead of Brasilia Time (BRT).
Quick Reference
- Brasilia Time
- BRT (GMT-3)
No Daylight Saving Time
- Chatham Islands
- GMT+13:45
GMT+12:45 starts on Apr 4, 2026
Cities in BRT
Cities in CHAST
Frequently Asked Questions
- What is the difference between BRT and CHAST?
- CHAST is 16.75 hours ahead of BRT.
- How do I convert BRT to CHAST?
- To convert from BRT to CHAST, add 16.75 hours. Use the interactive converter on this page to convert specific times.
- What cities are in BRT and CHAST?
- Cities in BRT include Sao Paulo, Rio de Janeiro, Belo Horizonte, Brasilia, Curitiba. Cities in CHAST include .