AST to CET Converter
Central European Time (CET / CEST) is 5 hours ahead of Atlantic Time (AST / ADT).
Quick Reference
- Atlantic Time
- ADT (GMT-3)
AST starts on Nov 1, 2026
- Central European Time
- CEST (GMT+2)
CET starts on Oct 25, 2026
Cities in AST
Cities in CET
Frequently Asked Questions
- What is the difference between AST and CET?
- CET is 5 hours ahead of AST.
- How do I convert AST to CET?
- To convert from AST to CET, add 5 hours. Use the interactive converter on this page to convert specific times.
- What cities are in AST and CET?
- Cities in AST include Halifax, Charlottetown. Cities in CET include Paris, Marseille, Lyon, Toulouse, Nice.