04:00AM EST is 09:00 AM GMT
Reference Date: January 21, 2026
🕐 Live Current Time
EST (Eastern Standard Time)
--:-- --
GMT (Greenwich Mean Time)
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⏱ Times update every second. Automatically handles DST changes.
📍 Timezone Information
EST (Eastern Standard Time)
UTC Offset: -05:00
Used in the eastern United States and Canada.
GMT (Greenwich Mean Time)
UTC Offset: +00:00
The mean solar time at the Royal Observatory in Greenwich, London.
⏰ Time Difference: 5.0 hours
📊 Quick Reference Conversion Table
Complete EST to GMT time conversion chart (every 2 hours):
| EST Time | GMT Time | Period | Notes |
|---|---|---|---|
| 12:00 AM | 05:00 AM | night → morning | Same date |
| 02:00 AM | 07:00 AM | night → morning | Same date |
| 04:00 AM | 09:00 AM | night → morning | Same date |
| 06:00 AM | 11:00 AM | morning → morning | Same date |
| 08:00 AM | 01:00 PM | morning → afternoon | Same date |
| 10:00 AM | 03:00 PM | morning → afternoon | Same date |
| 12:00 PM | 05:00 PM | afternoon → evening | Same date |
| 02:00 PM | 07:00 PM | afternoon → evening | Same date |
| 04:00 PM | 09:00 PM | afternoon → night | Same date |
| 06:00 PM | 11:00 PM | evening → night | Same date |
| 08:00 PM | 01:00 AM (Jan 22) | evening → night | 📅 Date changes |
| 10:00 PM | 03:00 AM (Jan 22) | night → night | 📅 Date changes |
💡 Practical Tips for EST to GMT Conversions
📧 Good for sending emails/messages: While it's night in EST, it's morning in GMT - they'll read it during active hours.
✈ Travel tip: Expect 2-3 days of jet lag adjustment when flying between EST and GMT. Arrive well-rested and stay hydrated during your flight.
💻 Remote work consideration: If you're in EST, avoid scheduling calls at 04:00AM unless your GMT colleagues are comfortable with 09:00 AM calls.
🌍 Interesting Facts About These Timezones
New York City operates on EST, serving as home to Wall Street and the world's financial center.
GMT was established in 1675 by King Charles II at the Royal Observatory.
EST was first introduced in the US in 1883 by railroad companies to standardize train schedules.
EST covers states like Florida, known for its year-round warm weather and major theme parks.
During Daylight Saving Time (March-November), EST shifts to EDT (Eastern Daylight Time), UTC-4.
🔄 Custom Time Converter
Convert any time between timezones instantly:
Your local time (Hyderabad, IST): --:-- --