AST to SGT Converter

Singapore Time (SGT) is 11 hours ahead of Atlantic Time (AST / ADT).

Quick Reference

Atlantic Time
ADT (GMT-3)

AST starts on Nov 1, 2026

Singapore Time
SGT (GMT+8)

No Daylight Saving Time

Frequently Asked Questions

What is the difference between AST and SGT?
SGT is 11 hours ahead of AST.
How do I convert AST to SGT?
To convert from AST to SGT, add 11 hours. Use the interactive converter on this page to convert specific times.
What cities are in AST and SGT?
Cities in AST include Halifax, Charlottetown. Cities in SGT include Singapore.
AST to SGT Converter | Timezone App