AST to CST Converter
Atlantic Time
3:41:51 AM ADT
Thursday, May 14, 2026
2h
2h
Central Time
1:41:51 AM CDT
Thursday, May 14, 2026
Central Time (CST / CDT) is 2 hours behind Atlantic Time (AST / ADT).
Quick Reference
- Atlantic Time
- ADT (GMT-3)
AST starts on Nov 1, 2026
- Central Time
- CDT (GMT-5)
CST starts on Nov 1, 2026
Cities in AST
Cities in CST
Frequently Asked Questions
- What is the difference between AST and CST?
- CST is 2 hours behind AST.
- How do I convert AST to CST?
- To convert from AST to CST, subtract 2 hours. Use the interactive converter on this page to convert specific times.
- What cities are in AST and CST?
- Cities in AST include Halifax, Charlottetown. Cities in CST include Chicago, Houston, Austin, Dallas, Nashville.