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City data by GeoNames (CC BY 4.0). Timezone data from IANA Time Zone Database.

  1. WorldClockTools
  2. Time Zone Converter
  3. EDT -> GMT

Timezone converter

EDT to GMT Converter.

EDT → GMTGap: +5h3h 9-5 overlap

EDT to GMT currently uses Eastern Time in America/New_York and Greenwich Mean Time in Europe/London as the live reference pair, with a +5h live gap. EDT to GMT matters whenever New York City and London need to coordinate across a +5h gap. The EDT side covers United States and Canada, while GMT covers United Kingdom and Ivory Coast — that country mix is the practical reason this conversion shows up in calendars rather than the abstract offset math.

Last updated Apr 26, 2026. Offset math, DST behavior, and city coverage on both sides are refreshed from the live timezone dataset during the page revalidation window.

How this is calculated

How we calculate this
The current offset for each abbreviation is resolved against the live IANA timezone rules. Conversion accounts for DST transitions on both sides, so the gap between EDT and GMT can change by an hour twice a year.
Data sources
IANA Time Zone Database (offsets, DST). City attribution from GeoNames (CC BY 4.0).
Update cadence
Page regenerates daily; live offset values reflect the moment the page is rendered.
Reverse: GMT → EDT

From

EDT

Eastern Time

America/New_York · EDT -04:00

--:--:--

Major markets in this grouping include New York City, Toronto, Brooklyn, Queens.

To

GMT

Greenwich Mean Time

Europe/London · GMT+1 +01:00

--:--:--

Major markets in this grouping include London, Abidjan, Bamako, Dakar.

Scheduling snapshot

Current gap

+5h

EDT -04:00 vs GMT +01:00

9-to-5 overlap

3h

EDT 9:00 AM previous day to 12:00 PM previous day

Representative countries

United States, Canada, and Haiti / United Kingdom, Ivory Coast, and Mali

Based on the busiest city and zone usage found in the current dataset.

Pair context

EDT (New York City, -04:00) to GMT (London, +01:00) is currently a +5h conversion. Live coverage on the EDT side is anchored by New York City, Toronto, Brooklyn, and Queens; the GMT side draws from London, Abidjan, Bamako, and Dakar.

EDT to GMT matters whenever New York City and London need to coordinate across a +5h gap. The EDT side covers United States and Canada, while GMT covers United Kingdom and Ivory Coast — that country mix is the practical reason this conversion shows up in calendars rather than the abstract offset math.

This pair crosses the Atlantic, with one side in the Americas and the other in Europe or Africa. The +5h gap is small enough that there is still a real shared midday window, which is why transatlantic finance, broadcasting, and conference scheduling lean on this conversion.

Both EDT (America/New_York) and GMT (Europe/London) observe daylight saving, but the shift dates do not always align. Expect short mismatch windows in spring and autumn when one side has changed and the other has not, which moves the live gap by an hour for several weeks at a time.

EDT and GMT sit exactly 5h apart, with about 3h of shared 9-to-5 time. That is enough room for one daily standup plus one focused working session, which is what most cross-region teams actually use this overlap for.

Market coverage on both sides

EDT coverage on this page is led by New York City, United States, Toronto, Canada, Brooklyn, United States, and Queens, United States, with 2 more in the live dataset. That mix is what makes EDT feel anchored to East Coast and Central American business activity in practice rather than just an abbreviation on a chart.

GMT coverage is led by London, United Kingdom, Abidjan, Ivory Coast, Bamako, Mali, and Dakar, Senegal, with 2 more anchoring the wider label family. Combined with the EDT side, this conversion ends up describing transatlantic finance, broadcast scheduling, and same-day cross-border product launches.

Digit-Roll Converter

Adjust the time — digits roll like an odometer. Swap button flips the zones.

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Common meeting times

EDT to GMT meeting times

Quick conversions for 9 AM, noon, 3 PM, 6 PM, and 9 PM based on today's local calendar.

EDTGMTDay relation
9:00 AM2:00 PMSun, Apr 26same day
12:00 PM5:00 PMSun, Apr 26same day
3:00 PM8:00 PMSun, Apr 26same day
6:00 PM11:00 PMSun, Apr 26same day
9:00 PM2:00 AMMon, Apr 27next day

GMT to EDT meeting times

Quick conversions for 9 AM, noon, 3 PM, 6 PM, and 9 PM based on today's local calendar.

GMTEDTDay relation
9:00 AM4:00 AMSun, Apr 26same day
12:00 PM7:00 AMSun, Apr 26same day
3:00 PM10:00 AMSun, Apr 26same day
6:00 PM1:00 PMSun, Apr 26same day
9:00 PM4:00 PMSun, Apr 26same day

Operational notes

EDT to GMT ranges from EDT 9:00 AM (which lands at GMT 2:00 PM) through EDT 9:00 PM (GMT 2:00 AM). Across this +5h gap, the middle of the EDT range usually lands in the GMT afternoon — the reliable window for live calls between the two — while the early and late edges drift into GMT morning or evening.

GMT to EDT ranges from GMT 9:00 AM (which lands at EDT 4:00 AM) through GMT 9:00 PM (EDT 4:00 PM). Across this +5h gap, the middle of the GMT range usually lands in the EDT afternoon — the reliable window for live calls between the two — while the early and late edges drift into EDT morning or evening.

Popular hour answers

These direct answers are here for the exact-intent searches people actually use, like “10 AM EDT to GMT” or “4 PM EDT in GMT”.

8 AM9 AM10 AM11 AM12 PM1 PM2 PM3 PM4 PM5 PM6 PM9 PM

What is 8 AM EDT in GMT?

8 AM EDT = 1:00 PM GMT (13:00). On today's live calendar that lands on Sun, Apr 26 in GMT, which means the answer is a same day conversion rather than a static offset lookup.

What is 9 AM EDT in GMT?

9 AM EDT = 2:00 PM GMT (14:00). On today's live calendar that lands on Sun, Apr 26 in GMT, which means the answer is a same day conversion rather than a static offset lookup.

What is 10 AM EDT in GMT?

10 AM EDT = 3:00 PM GMT (15:00). On today's live calendar that lands on Sun, Apr 26 in GMT, which means the answer is a same day conversion rather than a static offset lookup.

What is 11 AM EDT in GMT?

11 AM EDT = 4:00 PM GMT (16:00). On today's live calendar that lands on Sun, Apr 26 in GMT, which means the answer is a same day conversion rather than a static offset lookup.

What is 12 PM EDT in GMT?

12 PM EDT = 5:00 PM GMT (17:00). On today's live calendar that lands on Sun, Apr 26 in GMT, which means the answer is a same day conversion rather than a static offset lookup.

What is 1 PM EDT in GMT?

1 PM EDT = 6:00 PM GMT (18:00). On today's live calendar that lands on Sun, Apr 26 in GMT, which means the answer is a same day conversion rather than a static offset lookup.

What is 2 PM EDT in GMT?

2 PM EDT = 7:00 PM GMT (19:00). On today's live calendar that lands on Sun, Apr 26 in GMT, which means the answer is a same day conversion rather than a static offset lookup.

What is 3 PM EDT in GMT?

3 PM EDT = 8:00 PM GMT (20:00). On today's live calendar that lands on Sun, Apr 26 in GMT, which means the answer is a same day conversion rather than a static offset lookup.

What is 4 PM EDT in GMT?

4 PM EDT = 9:00 PM GMT (21:00). On today's live calendar that lands on Sun, Apr 26 in GMT, which means the answer is a same day conversion rather than a static offset lookup.

What is 5 PM EDT in GMT?

5 PM EDT = 10:00 PM GMT (22:00). On today's live calendar that lands on Sun, Apr 26 in GMT, which means the answer is a same day conversion rather than a static offset lookup.

What is 6 PM EDT in GMT?

6 PM EDT = 11:00 PM GMT (23:00). On today's live calendar that lands on Sun, Apr 26 in GMT, which means the answer is a same day conversion rather than a static offset lookup.

What is 9 PM EDT in GMT?

9 PM EDT = 2:00 AM GMT (02:00). On today's live calendar that lands on Mon, Apr 27 in GMT, which means the answer is a next day conversion rather than a static offset lookup.

Overlap window and DST radar

The live gap is +5h right now, based on America/New_York at -04:00 and Europe/London at +01:00. The zones change on different dates, so there is a DST mismatch window between October 25, 2026 and November 1, 2026. During that stretch the gap shifts to +4h before settling at +5h.

The most usable workday block right now is about 3 hours: EDT 9:00 AM previous day to 12:00 PM previous day, which lines up with GMT 2:00 PM previous day to 5:00 PM previous day.

Europe/London changes on October 25, 2026 at about 1:00 AM, moving from +01:00 to +00:00.
America/New_York changes on November 1, 2026 at about 1:15 AM, moving from -05:00 to -05:00.

Reference zones

America/New_York

EDT · -04:00

Europe/London

GMT+1 · +01:00

These are the busiest live references selected from the abbreviation families on this page.

Conversion Table

EDTGMT
20:0001:00
21:0002:00
22:0003:00
23:0004:00
00:0005:00
01:0006:00
02:0007:00
03:0008:00
04:0009:00
05:0010:00
06:0011:00
07:0012:00
08:0013:00
09:0014:00
10:0015:00
11:0016:00
12:0017:00
13:0018:00
14:0019:00
15:0020:00
16:0021:00
17:0022:00
18:0023:00
19:0000:00

Top cities using EDT

Countries represented here include United States, Canada, and Haiti.

New York CityUnited StatesTorontoCanadaBrooklynUnited StatesQueensUnited StatesMontréalCanadaPhiladelphiaUnited StatesManhattanUnited StatesThe BronxUnited StatesPort-au-PrinceHaitiOttawaCanada

Top cities using GMT

Countries represented here include United Kingdom, Ivory Coast, and Mali.

LondonUnited KingdomAbidjanIvory CoastBamakoMaliDakarSenegalKumasiGhanaOuagadougouBurkina FasoLoméTogoAccraGhanaConakryGuineaCamayenneGuinea

FAQ

How many hours is GMT ahead of EDT?
GMT is currently +5h relative to EDT, using America/New_York and Europe/London as the live reference zones on this page.
What is the best workday overlap between EDT and GMT?
The current 9-to-5 overlap is about 3 hours: EDT 9:00 AM previous day to 12:00 PM previous day, which matches GMT 2:00 PM previous day to 5:00 PM previous day.
Does the EDT-GMT time difference change during DST?
The live gap is +5h right now, based on America/New_York at -04:00 and Europe/London at +01:00. The zones change on different dates, so there is a DST mismatch window between October 25, 2026 and November 1, 2026. During that stretch the gap shifts to +4h before settling at +5h.
Which cities commonly use EDT and GMT?
EDT commonly covers cities such as New York City, Toronto, Brooklyn, and Queens, while GMT commonly covers cities such as London, Abidjan, Bamako, and Dakar.
Should I use EDT/GMT or exact IANA zones?
Use the abbreviations for a quick read, but use exact IANA zones such as America/New_York and Europe/London when you need something precise in software, travel plans, or long-range scheduling.
Open Interactive Converter

Related Conversions

EST → GMTPST → GMTCST → GMTMST → GMTGMT → UTCGMT → ISTGMT → CETGMT → CESTGMT → JSTGMT → AESTGMT → AEDTGMT → BST

Related planning pages

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Interactive converter

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Compare city pairs

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