GMT to EST
Greenwich Mean Time → US Eastern Time
Greenwich Mean Time
8:57 AM
UTC
US Eastern Time
4:57 AM
UTC−4
US Eastern Time is 4 hours behind Greenwich Mean Time right now (UTC UTC → EDT UTC−4). When it is 9:00 AM UTC, it is 5:00 AM EDT.
GMT to EST table (22 October 2026)
| UTC | EDT |
|---|---|
| 12:00 AM | 8:00 PM (−1 day) |
| 1:00 AM | 9:00 PM (−1 day) |
| 2:00 AM | 10:00 PM (−1 day) |
| 3:00 AM | 11:00 PM (−1 day) |
| 4:00 AM | 12:00 AM |
| 5:00 AM | 1:00 AM |
| 6:00 AM | 2:00 AM |
| 7:00 AM | 3:00 AM |
| 8:00 AM | 4:00 AM |
| 9:00 AM | 5:00 AM |
| 10:00 AM | 6:00 AM |
| 11:00 AM | 7:00 AM |
| 12:00 PM | 8:00 AM |
| 1:00 PM | 9:00 AM |
| 2:00 PM | 10:00 AM |
| 3:00 PM | 11:00 AM |
| 4:00 PM | 12:00 PM |
| 5:00 PM | 1:00 PM |
| 6:00 PM | 2:00 PM |
| 7:00 PM | 3:00 PM |
| 8:00 PM | 4:00 PM |
| 9:00 PM | 5:00 PM |
| 10:00 PM | 6:00 PM |
| 11:00 PM | 7:00 PM |
Frequently asked questions
How many hours ahead is EST from GMT?
EST is 4 hours behind GMT at the moment.
Does the time difference change?
Yes. After 1 November 2026, when daylight saving time changes, the difference becomes 5 hours.
Is GMT the same all year?
GMT here means UTC+0 all year. The UK itself uses GMT in winter and BST (UTC+1) in summer.
Is EST the same all year?
US Eastern Time is EST (UTC−5) in winter and EDT (UTC−4) during daylight saving time.
Calculated from the IANA Time Zone Database (Etc/GMT, America/New_York).