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  1. WorldClockTools
  2. Convertitore di Fuso Orario
  3. EST -> MDT

Timezone converter

Convertitore da EST a MDT.

EST → MDTGap: -2h6h 9-5 overlap

EST to MDT currently uses Eastern Time in America/New_York and Mountain Time in America/Ciudad_Juarez as the live reference pair, with a -2h live gap. EST to MDT matters whenever New York City and Ciudad Juárez need to coordinate across a -2h gap. The EST side covers United States and Canada, while MDT covers Mexico and Canada — 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 EST and MDT 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: MDT → EST

From

EST

Eastern Time

America/New_York · EDT -04:00

--:--:--

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

To

MDT

Mountain Time

America/Ciudad_Juarez · MDT -06:00

--:--:--

Major markets in this grouping include Ciudad Juárez, Calgary, Edmonton, Denver.

Scheduling snapshot

Current gap

-2h

EST -04:00 vs MDT -06:00

9-to-5 overlap

6h

EST 11:00 AM previous day to 5:00 PM previous day

Representative countries

United States, Canada, and Haiti / Mexico, Canada, and United States

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

Pair context

EST (New York City, -04:00) to MDT (Ciudad Juárez, -06:00) is currently a -2h conversion. Live coverage on the EST side is anchored by New York City, Toronto, Brooklyn, and Queens; the MDT side draws from Ciudad Juárez, Calgary, Edmonton, and Denver.

EST to MDT matters whenever New York City and Ciudad Juárez need to coordinate across a -2h gap. The EST side covers United States and Canada, while MDT covers Mexico and Canada — that country mix is the practical reason this conversion shows up in calendars rather than the abstract offset math.

Both reference zones sit inside America, so this is a regional comparison rather than a long-haul conversion. The gap of -2h mostly affects intra-continental travel, regional logistics, and America-wide calendars.

Both EST (America/New_York) and MDT (America/Ciudad_Juarez) 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.

EST and MDT sit exactly 2h apart, leaving a generous 6h of shared 9-to-5 time. With that much overlap, this pair behaves almost like a single workday, so meeting times are negotiable rather than forced into a narrow corner of the calendar.

Market coverage on both sides

EST 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 EST feel anchored to East Coast and Central American business activity in practice rather than just an abbreviation on a chart.

MDT coverage is led by Ciudad Juárez, Mexico, Calgary, Canada, Edmonton, Canada, and Denver, United States, with 2 more anchoring the wider label family. Combined with the EST side, this conversion ends up describing intra-America regional logistics and travel coordination.

Digit-Roll Converter

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

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1
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TO
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Common meeting times

EST to MDT meeting times

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

ESTMDTDay relation
9:00 AM7:00 AMSun, Apr 26same day
12:00 PM10:00 AMSun, Apr 26same day
3:00 PM1:00 PMSun, Apr 26same day
6:00 PM4:00 PMSun, Apr 26same day
9:00 PM7:00 PMSun, Apr 26same day

MDT to EST meeting times

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

MDTESTDay relation
9:00 AM11:00 AMSun, Apr 26same day
12:00 PM2:00 PMSun, Apr 26same day
3:00 PM5:00 PMSun, Apr 26same day
6:00 PM8:00 PMSun, Apr 26same day
9:00 PM11:00 PMSun, Apr 26same day

Operational notes

EST to MDT ranges from EST 9:00 AM (which lands at MDT 7:00 AM) through EST 9:00 PM (MDT 7:00 PM). The -2h gap is small enough that EST mornings still reach MDT working hours, so most invites scheduled in EST land cleanly without confusing the MDT recipient.

MDT to EST ranges from MDT 9:00 AM (which lands at EST 11:00 AM) through MDT 9:00 PM (EST 11:00 PM). The -2h gap is small enough that MDT mornings still reach EST working hours, so most invites scheduled in MDT land cleanly without confusing the EST recipient.

Popular hour answers

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

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

What is 8 AM EST in MDT?

8 AM EST = 6:00 AM MDT (06:00). On today's live calendar that lands on Sun, Apr 26 in MDT, which means the answer is a same day conversion rather than a static offset lookup.

What is 9 AM EST in MDT?

9 AM EST = 7:00 AM MDT (07:00). On today's live calendar that lands on Sun, Apr 26 in MDT, which means the answer is a same day conversion rather than a static offset lookup.

What is 10 AM EST in MDT?

10 AM EST = 8:00 AM MDT (08:00). On today's live calendar that lands on Sun, Apr 26 in MDT, which means the answer is a same day conversion rather than a static offset lookup.

What is 11 AM EST in MDT?

11 AM EST = 9:00 AM MDT (09:00). On today's live calendar that lands on Sun, Apr 26 in MDT, which means the answer is a same day conversion rather than a static offset lookup.

What is 12 PM EST in MDT?

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

What is 1 PM EST in MDT?

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

What is 2 PM EST in MDT?

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

What is 3 PM EST in MDT?

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

What is 4 PM EST in MDT?

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

What is 5 PM EST in MDT?

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

What is 6 PM EST in MDT?

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

What is 9 PM EST in MDT?

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

Overlap window and DST radar

The live gap is -2h right now, based on America/New_York at -04:00 and America/Ciudad_Juarez at -06:00. Both zones change on November 1, 2026, so the gap usually stays close to -2h.

The most usable workday block right now is about 6 hours: EST 11:00 AM previous day to 5:00 PM previous day, which lines up with MDT 9:00 AM previous day to 3:00 PM previous day.

America/New_York changes on November 1, 2026 at about 1:14 AM, moving from -05:00 to -05:00.
America/Ciudad_Juarez changes on November 1, 2026 at about 1:29 AM, moving from -07:00 to -07:00.

Reference zones

America/New_York

EDT · -04:00

America/Ciudad_Juarez

MDT · -06:00

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

Tabella di Conversione

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

Top cities using EST

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

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

Top cities using MDT

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

Ciudad JuárezMexicoCalgaryCanadaEdmontonCanadaDenverUnited StatesEl PasoUnited StatesAlbuquerqueUnited StatesColorado SpringsUnited StatesAuroraUnited StatesSalt Lake CityUnited StatesFort CollinsUnited States

FAQ

How many hours is MDT ahead of EST?
MDT is currently -2h relative to EST, using America/New_York and America/Ciudad_Juarez as the live reference zones on this page.
What is the best workday overlap between EST and MDT?
The current 9-to-5 overlap is about 6 hours: EST 11:00 AM previous day to 5:00 PM previous day, which matches MDT 9:00 AM previous day to 3:00 PM previous day.
Does the EST-MDT time difference change during DST?
The live gap is -2h right now, based on America/New_York at -04:00 and America/Ciudad_Juarez at -06:00. Both zones change on November 1, 2026, so the gap usually stays close to -2h.
Which cities commonly use EST and MDT?
EST commonly covers cities such as New York City, Toronto, Brooklyn, and Queens, while MDT commonly covers cities such as Ciudad Juárez, Calgary, Edmonton, and Denver.
Should I use EST/MDT or exact IANA zones?
Use the abbreviations for a quick read, but use exact IANA zones such as America/New_York and America/Ciudad_Juarez when you need something precise in software, travel plans, or long-range scheduling.
Apri Convertitore Interattivo

Conversioni Correlate

EST → PSTEST → CSTEST → MSTEST → GMTEST → UTCEST → ISTEST → CETEST → CESTEST → JSTEST → AESTEST → AEDTEST → BST

Related planning pages

Once a conversion pair matters, people usually need a city page, compare page, or a broader browse surface next.

Interactive converter

Move from this static pair into the full timezone converter with more cities and abbreviations.

Compare city pairs

Use compare pages when the practical question is overlap, not just offset arithmetic.

World clock

Open live city clocks after narrowing the timezone pair you care about.

Browse city pages

Jump into the strongest city pages when you want location-specific timezone context.