Timezone conversion
EST to GMT: current time and meeting overlap.
Quick answer: GMT is 4 hours ahead of EST. Best overlap: 9:20 AM-1:00 PM in EST, which is 1:20 PM-5:00 PM in GMT.
EST UTC-4 · EDT
1:20 PM GMT UTC+0 · UTC
5:20 PM
overlap
9:20 AM-1:00 PM
good This page maps EST searches to New York timezone rules and GMT to UTC+0. On daylight-saving dates, the Eastern source may display EDT.
Suggested meeting window
9:20 AM-10:20 AM EST -> 1:20 PM-2:20 PM GMT
Planning guide Best times and checks before sending. Show Hide
What to do with this timezone conversion.
Use this page when you have a specific EST time and need the matching GMT time before sending it to someone else. This page maps EST searches to New York timezone rules and GMT to UTC+0. On daylight-saving dates, the Eastern source may display EDT.
1
Use the converter for the exact EST time, then check whether the resulting GMT time is still reasonable for a person.
2
For launch, webinar, support, or incident work, copy the converted time with the date because the target side may land on a different day.
3
When several people are involved, move from conversion to the meeting planner before committing the time.
When this page is useful
Real situations for EST to GMT.
These notes focus on the scheduling or conversion mistakes people actually make before sending a time.
Eastern schedule for GMT readers
Use EST to GMT when an East Coast organizer needs to publish a time for UK, UTC, or globally distributed readers.
External webinar copy
This conversion is useful before writing public event copy where Eastern Time must be translated into a stable GMT reference.
Fixed offset vs local Eastern Time
If the event is in summer, confirm whether the organizer means fixed EST or local Eastern Time because New York may display EDT.
Scheduling workflow Show Hide
Include the date and both local times.
Suggested conversion note: confirm the selected EST time, copy the matching GMT time, and include the date if the result crosses midnight.
Confirm the date
Pick the actual date first so EST to GMT reflects daylight-saving rules for that day.
Check the overlap
A correct conversion can still be a bad meeting time. If a real person must attend, check the overlap before sending.
Share both sides
Send the EST time and the GMT time together so nobody has to recalculate.
Reference table Hourly conversion table Show Hide
| EST | 24h | GMT | 24h | Date |
|---|---|---|---|---|
| 12:00 AM | 00:00 | 4:00 AM | 04:00 | same day |
| 1:00 AM | 01:00 | 5:00 AM | 05:00 | same day |
| 2:00 AM | 02:00 | 6:00 AM | 06:00 | same day |
| 3:00 AM | 03:00 | 7:00 AM | 07:00 | same day |
| 4:00 AM | 04:00 | 8:00 AM | 08:00 | same day |
| 5:00 AM | 05:00 | 9:00 AM | 09:00 | same day |
| 6:00 AM | 06:00 | 10:00 AM | 10:00 | same day |
| 7:00 AM | 07:00 | 11:00 AM | 11:00 | same day |
| 8:00 AM | 08:00 | 12:00 PM | 12:00 | same day |
| 9:00 AM | 09:00 | 1:00 PM | 13:00 | same day |
| 10:00 AM | 10:00 | 2:00 PM | 14:00 | same day |
| 11:00 AM | 11:00 | 3:00 PM | 15:00 | same day |
Related timezone pages
Keep comparing without starting over.
Timezone questions answered
How do I convert EST to GMT?
Select the EST date and time in the converter, and useChrono will show the matching GMT time with same-day or date-rollover context. This page maps EST searches to New York timezone rules and GMT to UTC+0. On daylight-saving dates, the Eastern source may display EDT.
How accurate is this timezone page?
useChrono uses IANA timezone identifiers through the browser and platform Intl API, so daylight-saving changes are reflected when the runtime timezone data is current.
Should I use the converter or the meeting planner?
Use the converter for one exact time. Use the meeting planner when the time needs to be fair for people in both locations.
Why should I include both local times in an invite?
Calendar apps can display times in the viewer timezone. Including both local times reduces mistakes for remote teams and cross-region handoffs.
Data note: useChrono uses IANA timezone identifiers and the platform Intl API. Daylight-saving rules can change, so confirm mission-critical times in your calendar system.