Coordinated Universal Time → Eastern Standard Time · UTC is 5 hours ahead of EST
UTC and EST are the same time
| UTC | EST |
|---|---|
| 12:00 AM | 12:00 AM |
| 1:00 AM | 1:00 AM |
| 2:00 AM | 2:00 AM |
| 3:00 AM | 3:00 AM |
| 4:00 AM | 4:00 AM |
| 5:00 AM | 5:00 AM |
| 6:00 AM | 6:00 AM |
| 7:00 AM | 7:00 AM |
| 8:00 AM | 8:00 AM |
| 9:00 AM | 9:00 AM |
| 10:00 AM | 10:00 AM |
| 11:00 AM | 11:00 AM |
| 12:00 PM | 12:00 PM |
| 1:00 PM | 1:00 PM |
| 2:00 PM | 2:00 PM |
| 3:00 PM | 3:00 PM |
| 4:00 PM | 4:00 PM |
| 5:00 PM | 5:00 PM |
| 6:00 PM | 6:00 PM |
| 7:00 PM | 7:00 PM |
| 8:00 PM | 8:00 PM |
| 9:00 PM | 9:00 PM |
| 10:00 PM | 10:00 PM |
| 11:00 PM | 11:00 PM |
Green rows = business hours overlap (9:00 AM – 6:00 PM UTC)
UTC (Coordinated Universal Time) is the world's primary time standard, used in aviation, software systems, and international communications. It does not observe Daylight Saving Time.
Eastern Standard Time (EST) is UTC-5, used by the US East Coast in winter. From March to November, the US East Coast uses EDT (UTC-4), making it only 4 hours behind UTC.
Always verify whether EST or EDT is in effect — the difference matters for scheduling calls across the Atlantic or with UTC-based systems.
| UTC | EST (UTC-5) | EDT (UTC-4, summer) |
|---|---|---|
| 00:00 | 7:00 PM (prev day) | 8:00 PM (prev day) |
| 06:00 | 1:00 AM | 2:00 AM |
| 09:00 | 4:00 AM | 5:00 AM |
| 12:00 | 7:00 AM | 8:00 AM |
| 14:00 | 9:00 AM | 10:00 AM |
| 17:00 | 12:00 PM | 1:00 PM |
| 20:00 | 3:00 PM | 4:00 PM |
| 23:00 | 6:00 PM | 7:00 PM |
UTC is 5 hours ahead of EST (Eastern Standard Time, UTC-5) during winter. During US Daylight Saving Time (summer), the offset is only 4 hours because the US East Coast switches to EDT (UTC-4). Always check whether EST or EDT is currently in effect.
12:00 UTC is 7:00 AM EST (UTC-5) during winter, or 8:00 AM EDT (UTC-4) during US summer Daylight Saving Time. Subtract 5 hours from UTC to get EST, or subtract 4 hours to get EDT.
EST (Eastern Standard Time) is UTC-5, meaning EST is always 5 hours behind UTC. During Daylight Saving Time (second Sunday in March to first Sunday in November), the US East Coast uses EDT (UTC-4), making it only 4 hours behind UTC.
To convert UTC to Eastern Standard Time (EST): subtract 5 hours. To convert UTC to Eastern Daylight Time (EDT, used in summer): subtract 4 hours. Example: 15:00 UTC = 10:00 AM EST = 11:00 AM EDT.
9:00 AM EST is 14:00 UTC (2:00 PM UTC). During EDT (summer), 9:00 AM EDT is 13:00 UTC (1:00 PM UTC).