World Time Zone Calculator

Time Zone Conversion

EST to GMT Converter

GMT is currently 5 hours ahead of EST.

Eastern Standard Time (EST) is 5 hours behind Greenwich Mean Time (GMT). When it is 12:00 PM EST, it is 5:00 PM GMT. Plan transatlantic communications easily with our live conversion table.

Current Clocks

Current EST and GMT Time

EST (Eastern Standard Time) 12:16 PM Friday, November 6, 2026 EST, UTC-5
GMT (Greenwich Mean Time) 5:16 PM Friday, November 6, 2026 GMT, UTC+0

24-Hour EST to GMT Conversion Chart

Green = Overlapping Work Hours (9am–5pm)
EST Time → GMT Time
12:00 AM EST → 5:00 AM GMT
1:00 AM EST → 6:00 AM GMT
2:00 AM EST → 7:00 AM GMT
3:00 AM EST → 8:00 AM GMT
4:00 AM EST → 9:00 AM GMT
5:00 AM EST → 10:00 AM GMT
6:00 AM EST → 11:00 AM GMT
7:00 AM EST → 12:00 PM GMT
8:00 AM EST → 1:00 PM GMT
9:00 AM EST → 2:00 PM GMT
10:00 AM EST → 3:00 PM GMT
11:00 AM EST → 4:00 PM GMT
12:00 PM EST → 5:00 PM GMT
1:00 PM EST → 6:00 PM GMT
2:00 PM EST → 7:00 PM GMT
3:00 PM EST → 8:00 PM GMT
4:00 PM EST → 9:00 PM GMT
5:00 PM EST → 10:00 PM GMT
6:00 PM EST → 11:00 PM GMT
7:00 PM EST → 12:00 AM GMT
8:00 PM EST → 1:00 AM GMT
9:00 PM EST → 2:00 AM GMT
10:00 PM EST → 3:00 AM GMT
11:00 PM EST → 4:00 AM GMT
FAQ

EST to GMT Frequently Asked Questions

What is the time difference between EST and GMT?
Eastern Standard Time (EST) is 5 hours behind Greenwich Mean Time (GMT). When it is 12:00 PM EST, it is 5:00 PM GMT. Plan transatlantic communications easily with our live conversion table.
When is 12:00 PM (noon) EST in GMT?
When it is 12:00 PM EST, it is 5:00 PM GMT.
What are the optimal call hours between EST and GMT?
The best window for cross-zone calls is during overlapping business hours between 9:00 AM and 5:00 PM in both regions. See the highlighted green rows in the table above for exact hour slots.