TL;DR: EST to GMT Conversion

Eastern Standard Time (EST) is 5 hours behind Greenwich Mean Time (GMT). When it is 12:00 PM (Noon) in EST, it is 5:00 PM in GMT. During the summer, Eastern Time becomes EDT (4 hours behind GMT), and GMT areas like the UK switch to BST.

How to Convert EST to GMT

1. Identify the current time in EST. For example, 9:00 AM EST.
2. Add 5 hours to the EST time. 9 + 5 = 14:00 (2:00 PM).
3. Account for Daylight Saving Time. If it is summer, EST becomes EDT, and you only add 4 hours. The UK also shifts to BST. Want to skip the math? Use our live New York to London Timezone Converter. As a privacy-first platform, we load fast, show zero ads, and never sell your data.

EST to GMT Quick Lookup Table