Convert Atlantic Standard Time (AST, UTC-4) to Eastern Standard Time (EST, UTC-5).AST is used in the North America region and EST is used in the North America region.
| AST | EST |
|---|---|
| 12:00 AM | 11:00 PM (-1 day) |
| 3:00 AM | 2:00 AM |
| 6:00 AM | 5:00 AM |
| 9:00 AM | 8:00 AM |
| 12:00 PM | 11:00 AM |
| 3:00 PM | 2:00 PM |
| 6:00 PM | 5:00 PM |
| 9:00 PM | 8:00 PM |
Atlantic Standard Time (AST) is UTC-4 and Eastern Standard Time (EST) is UTC-5. The exact difference can vary due to Daylight Saving Time changes. Our converter automatically accounts for current DST rules to give you accurate conversions.
Use the conversion table above to find common time mappings between AST and EST. For precise conversions including DST adjustments, use the interactive converter.
Atlantic Standard Time (AST) is based on the America/Halifax timezone. DST observance depends on local regulations. Our converter automatically accounts for current DST rules.
Convert Atlantic Standard Time to Eastern Standard Time
| AST | EST |
|---|---|
| 12:00 AM | 11:00 PM (-1) |
| 3:00 AM | 2:00 AM (+1) |
| 6:00 AM | 5:00 AM |
| 9:00 AM | 8:00 AM |
| 12:00 PM | 11:00 AM |
| 3:00 PM | 2:00 PM |
| 6:00 PM | 5:00 PM |
| 9:00 PM | 8:00 PM |
Atlantic Standard Time (AST) is UTC-4 and Eastern Standard Time (EST) is UTC-5. The exact difference can vary due to Daylight Saving Time changes.
Use our converter above to find the exact time. Enter 9:00 in the AST field to see the corresponding EST time, accounting for current DST rules.
Atlantic Standard Time (AST) is based on the America/Halifax timezone. DST observance depends on local regulations. Our converter automatically accounts for current DST rules.