Convert EST to UTC Eastern Standard Time ↔ Coordinated Universal Time Free Online Secure
Type a time in EST and read it in UTC straight away. The offset is +5 h, the arithmetic wraps at midnight, and the answer says which day it lands on.
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Through the day — Convert EST to UTC (Eastern Standard Time ↔ Coordinated Universal Time)
| EST | UTC |
|---|---|
| 00:00 | 05:00 |
| 03:00 | 08:00 |
| 06:00 | 11:00 |
| 09:00 | 14:00 |
| 12:00 | 17:00 |
| 15:00 | 20:00 |
| 18:00 | 23:00 |
| 21:00 | 02:00 |
Where these units come from
Until the middle of the nineteenth century every town kept its own noon, set by the sun overhead, and nobody minded that the next town was four minutes behind. Railways ended that: a timetable cannot be written for a hundred local noons. Britain put its railways on Greenwich time in 1847, and in 1884 the International Meridian Conference in Washington chose Greenwich as the prime meridian and sketched the twenty-four-hour scheme we still use. Greenwich Mean Time was the world's reference until 1972, when Coordinated Universal Time replaced it: UTC is kept by atomic clocks and tied back to the turning Earth by leap seconds. The abbreviations on this page name standard time — the winter setting — which is why each one is a fixed number of hours rather than something that drifts through the year.
Where you meet them
A time zone becomes real the moment two people in different places have to agree on one moment: a call between offices, a flight that lands before it took off, a market that opens while you are asleep, a deadline written in somebody else's afternoon. Server logs, train and flight schedules and anything stamped with a time are kept in UTC precisely so that the question can always be settled, no matter whose clock was on the wall.
Questions people ask
What about summer time?
The offsets here are standard-time offsets, the ones a zone keeps in winter. Where summer time is observed, the same places move one hour further on for part of the year and take a different name: Central European Time becomes Central European Summer Time, Eastern Standard Time becomes Eastern Daylight Time. The switching dates are not the same in every country, and the two hemispheres change in opposite months, so for a date inside a summer-time period add an hour to whichever side observes it.
Why isn't every difference a whole number of hours?
Because offsets are decided by governments, not by geometry. India is half an hour off the hour, at UTC+05:30; Nepal is three quarters, at UTC+05:45; the Chatham Islands are at UTC+12:45. Any of these can be changed by law, and several countries have moved their offset within living memory.
Is the answer exact?
Where both units are defined in terms of one another by whole numbers, yes — the page says so above the figure, and the only rounding is in how many digits are shown. Where the ratio has no finite decimal, the page shows twelve significant digits and says the relation is approximate rather than pretending otherwise.
Does anything I type leave my device?
No. The arithmetic runs in your browser; nothing is uploaded and there is no server to upload it to. Load the page once and it keeps working with the network switched off.
When an American host addresses a worldwide audience
Companies, broadcasters and event organisers on the American East Coast usually announce their times in Eastern Standard Time. A global audience, however, reads the world’s common clock: UTC. If you are preparing an announcement, a schedule or a transcript and need to convert EST to UTC, add five hours. A webinar at 11:00 EST is at 16:00 UTC, an earnings call at 4:30 p.m. EST is at 21:30 UTC, and midnight in New York is 05:00 UTC. Anything at or after 19:00 EST falls on the next date in UTC.
This page gives you the rule, two reference tables, an account of the two zones, an explanation of the four weeks and the summer months in which the sum changes, and cases from earnings calls to the Super Bowl. The calculation runs in your browser and nothing you type is uploaded.
The addition behind a “convert EST to UTC” calculation
Add five hours
EST is UTC−5, so UTC is five hours ahead. Convert the Eastern time to the 24-hour clock and add five whenever you convert EST to UTC. If the total reaches 24:00, subtract 24 and step forward one date. For example 22:10 EST plus five is 27:10, which is 03:10 UTC the next day.
Eight readings
00:30 EST is 05:30 UTC. 06:15 EST is 11:15 UTC. 09:00 EST is 14:00 UTC. 12:00 EST is 17:00 UTC. 15:45 EST is 20:45 UTC. 18:00 EST is 23:00 UTC. 21:30 EST is 02:30 UTC the next day. 23:45 EST is 04:45 UTC the next day. The first five stay on the same date.
The 7 p.m. threshold
When it is 19:00 in New York it is midnight in UTC. Anything an American host schedules for the evening after 19:00 belongs to tomorrow’s date in UTC. A quick check against this threshold catches most date errors when you convert EST to UTC.
Eastern Standard Time as people use it
Who says EST
Americans say EST for the winter clock of the East Coast, from the first Sunday in November to the second Sunday in March, and EDT for the summer clock. In practice, many say “EST” all year, and many event organisers prefer “ET”, which covers both. If a notice says “EST” in July, it usually means EDT.
The cities and the neighbours
The zone covers New York, Boston, Washington, Philadelphia, Atlanta, Miami, Toronto and Montreal. Panama, Jamaica and the Cayman Islands share the offset all year. This converter uses UTC−5 as the standard winter relationship.
Coordinated Universal Time for readers abroad
The neutral reference
UTC is the time scale used by air-traffic control, scientific missions, banking systems and network protocols. It has no summer time. Giving an event in UTC means that readers on any continent can convert it with a single known offset, and that you only need to convert EST to UTC once.
Writing UTC well
State the date, the time and the letters UTC, as in “13 January 2026, 16:00 UTC”. Add the Eastern time in brackets, as in “(11:00 EST)”, to help the local audience. This removes the guesswork for everyone.
A five-hour gap in the working day
Overlap with European offices
Picture one UTC dial with two working days drawn on it. The New York day, 09:00 to 17:00 on the local clock, occupies 14:00 to 22:00 on the dial. A European day from 08:00 to 16:00 occupies the segment before it. The strip where both are shaded is 14:00 to 16:00 UTC, or 09:00 to 11:00 in New York, so cross-Atlantic meetings are packed into the American morning.
Two announcements
An American company that reports results at 4:30 p.m. EST publishes at 21:30 UTC, when European markets have closed. A product demonstration at 11:00 a.m. EST begins at 16:00 UTC, just before Europe goes home.
By air
A flight leaving New York at 19:00 EST, which is midnight UTC, and lasting seven hours lands at 07:00 UTC. The ticket shows 19:00 for the departure and the local clock for the arrival, which in Central Europe in winter reads 08:00.
When the sum becomes four hours
The American clock change
Daylight saving time begins in the United States on the second Sunday of March and ends on the first Sunday of November: in 2026, 8 March and 1 November. During those months the East Coast is on EDT, UTC−4, and the offset you apply is four hours, not five.
What happens to a fixed announcement
A press release set for 9:00 a.m. Eastern is published at 14:00 UTC in winter and at 13:00 UTC in summer. A newsroom in Europe that receives it sees the same wall-clock time on the release but gets it an hour earlier on its own clock in summer.
How to apply it
The form above adds five hours. If the date is between 8 March and 1 November, add four instead. The relation to UTC is exact in both cases. The gap to Europe, whose clocks change on other dates, may differ by an hour for a few weeks in spring and autumn.
Earnings calls and shareholder meetings
After the close
American companies often hold results calls at 4:30 p.m. Eastern, half an hour after the market closes. In UTC that is 21:30 in winter and 20:30 in summer. Analysts in Asia, who are already asleep or about to start the next day, read transcripts.
Annual meetings
An annual meeting at 10:00 a.m. EST is at 15:00 UTC. A shareholder in London joins at 15:00 GMT, in the middle of the afternoon. When you convert EST to UTC for the meeting notice, add the date, since voting windows close at fixed times.
The Super Bowl and other big nights
Kick-off hours
The Super Bowl normally kicks off around 6:30 p.m. Eastern, which is 23:30 UTC. The final whistle comes after 03:00 UTC, and the half-time show falls at about 01:00 UTC. European fans who want to watch live stay up well into the night.
Other national events
Thanksgiving parades begin at 9:00 a.m. EST, which is 14:00 UTC. Pre-game shows on holiday football start at noon, 17:00 UTC. Everything shifts by five hours towards the evening in UTC.
New Year’s Eve in Times Square
Five hours after midnight
The famous ball descends at midnight in New York, or 00:00 EST, which is 05:00 UTC on 1 January. Viewers in London see it at 05:00 in the morning, long after their own midnight. A broadcaster in Tokyo shows it at 14:00 on New Year’s Day.
The countdown
Coverage begins around 6:00 p.m. EST, or 23:00 UTC on 31 December. A “convert EST to UTC” calculation for the countdown shows that Europeans can join the show at the beginning of their own New Year’s Eve evening.
Election night
Poll closing times
In November, polls in the first Eastern states close at 7:00 p.m. EST, which is 00:00 UTC. Results from the Midwest follow at 8:00 or 9:00 p.m. EST, 01:00 or 02:00 UTC. The Pacific coast closes at 8:00 p.m. PST, 04:00 UTC.
For viewers in Europe
A European viewer who wants the first projections must be awake at midnight UTC, while the decisive hours fall between 02:00 and 06:00 UTC. Whoever tracks the numbers should note them both in EST and in UTC.
Kennedy Space Center and launch coverage
Windows and countdowns
Launches from Florida are announced in Eastern time. A window opening at 10:15 a.m. EST opens at 15:15 UTC. A night launch at 11:40 p.m. EST lifts off at 04:40 UTC the next day. Agencies in Europe and Asia plan their own coverage on the UTC time.
Press accreditation
Press check-in opens hours before the launch, often at 6:00 a.m. EST, 11:00 UTC. A reporter flying from Europe has to calculate the arrival at Orlando in Eastern time and make sure it lies before that cut-off.
Grand Slam tennis in Flushing Meadows
Day and night sessions
At the national championship in New York, day sessions begin at 11:00 a.m. and evening sessions at 7:00 p.m. local time. In the late summer the clock is EDT, so those hours are 15:00 and 23:00 UTC. In a winter event, EST would give 16:00 and 00:00 UTC.
Why the label matters
The tournament is in the summer, so the right conversion uses EDT. If you apply the five-hour rule, you will be an hour out. When you convert EST to UTC, check the label first.
Software releases and status pages
Release windows
Companies headquartered in New York often release software on Tuesdays at 10:00 a.m. EST, which is 15:00 UTC. In summer the same wall-clock hour is 14:00 UTC. Customers in Europe who rely on the UTC time must remember the clock change.
Incident times
Status pages show events in the company’s local time. An incident posted at 2:41 p.m. EST began at 19:41 UTC. A user abroad who compares it with their own logs should convert before concluding that the failure came from their side.
Every hour in one table
EST to UTC
00:00 EST corresponds to 05:00 UTC. 01:00 EST corresponds to 06:00 UTC. 02:00 EST corresponds to 07:00 UTC. 03:00 EST corresponds to 08:00 UTC. 04:00 EST corresponds to 09:00 UTC. 05:00 EST corresponds to 10:00 UTC. 06:00 EST corresponds to 11:00 UTC. 07:00 EST corresponds to 12:00 UTC. 08:00 EST corresponds to 13:00 UTC. 09:00 EST corresponds to 14:00 UTC. 10:00 EST corresponds to 15:00 UTC. 11:00 EST corresponds to 16:00 UTC. 12:00 EST corresponds to 17:00 UTC. 13:00 EST corresponds to 18:00 UTC. 14:00 EST corresponds to 19:00 UTC. 15:00 EST corresponds to 20:00 UTC. 16:00 EST corresponds to 21:00 UTC. 17:00 EST corresponds to 22:00 UTC. 18:00 EST corresponds to 23:00 UTC. 19:00 EST corresponds to 00:00 UTC (next day). 20:00 EST corresponds to 01:00 UTC (next day). 21:00 EST corresponds to 02:00 UTC (next day). 22:00 EST corresponds to 03:00 UTC (next day). 23:00 EST corresponds to 04:00 UTC (next day).
How to read it
Each row pairs an Eastern hour with the matching UTC hour and says when the date changes. The rows follow the five-hour addition that applies when you convert EST to UTC.
Half-hour marks
EST to UTC at :30
00:30 EST corresponds to 05:30 UTC. 01:30 EST corresponds to 06:30 UTC. 02:30 EST corresponds to 07:30 UTC. 03:30 EST corresponds to 08:30 UTC. 04:30 EST corresponds to 09:30 UTC. 05:30 EST corresponds to 10:30 UTC. 06:30 EST corresponds to 11:30 UTC. 07:30 EST corresponds to 12:30 UTC. 08:30 EST corresponds to 13:30 UTC. 09:30 EST corresponds to 14:30 UTC. 10:30 EST corresponds to 15:30 UTC. 11:30 EST corresponds to 16:30 UTC. 12:30 EST corresponds to 17:30 UTC. 13:30 EST corresponds to 18:30 UTC. 14:30 EST corresponds to 19:30 UTC. 15:30 EST corresponds to 20:30 UTC. 16:30 EST corresponds to 21:30 UTC. 17:30 EST corresponds to 22:30 UTC. 18:30 EST corresponds to 23:30 UTC. 19:30 EST corresponds to 00:30 UTC (next day). 20:30 EST corresponds to 01:30 UTC (next day). 21:30 EST corresponds to 02:30 UTC (next day). 22:30 EST corresponds to 03:30 UTC (next day). 23:30 EST corresponds to 04:30 UTC (next day).
Why it helps
Many television programmes and calls start at half past the hour. This table gives the UTC equivalent at a glance.
Ten readings with minutes
Examples
01:05 EST corresponds to 06:05 UTC. 03:20 EST corresponds to 08:20 UTC. 05:50 EST corresponds to 10:50 UTC. 07:35 EST corresponds to 12:35 UTC. 10:10 EST corresponds to 15:10 UTC. 13:25 EST corresponds to 18:25 UTC. 16:40 EST corresponds to 21:40 UTC. 19:55 EST corresponds to 00:55 UTC (next day). 22:15 EST corresponds to 03:15 UTC (next day). 23:05 EST corresponds to 04:05 UTC (next day).
The minutes do not change
The offset is a whole number of hours, so the minutes in the answer match those in the question.
What part of the day is it in UTC?
Eastern hours seen from Greenwich
06:00 EST corresponds to 11:00 UTC (morning). 08:00 EST corresponds to 13:00 UTC (around midday). 10:00 EST corresponds to 15:00 UTC (afternoon). 12:00 EST corresponds to 17:00 UTC (afternoon). 14:00 EST corresponds to 19:00 UTC (evening). 16:00 EST corresponds to 21:00 UTC (evening). 18:00 EST corresponds to 23:00 UTC (night). 20:00 EST corresponds to 01:00 UTC (night). 22:00 EST corresponds to 03:00 UTC (night).
Using the list
The words in brackets describe the part of the day at Greenwich. They show whether a European audience is awake when the American event takes place.
The American zones towards UTC
The ladder
Add five hours to Eastern time, six to Central, seven to Mountain and eight to Pacific to reach UTC. Alaska needs nine and Hawaii ten. In summer add one hour less for each zone that observes daylight saving time.
One moment, four clocks
When it is 13:00 in New York, it is 12:00 in Chicago, 11:00 in Denver, 10:00 in Los Angeles and 18:00 UTC. Listing all five spares readers a separate convert EST to UTC.
Dated examples through the year
Mid-January
At 20:00 in New York on the 15th of January, UTC reads 01:00 on the 16th. The rule is plus five, with the date moving forward.
Mid-March
At 20:00 in New York on 19 March, the clock reads EDT, so UTC reads 00:00 on the 20th. The rule is plus four.
Mid-August
At 20:00 in New York on 13 August, UTC reads 00:00 on the 14th. Four hours apply across the summer.
Early November
At 20:00 in New York on 5 November, UTC reads 01:00 on the 6th. The East Coast has been back on standard time since 1 November.
Checklist: how to convert EST to UTC
Preparation
Look at the middle letter
The S in EST means standard, the D in EDT means daylight. If the notice says only ET, use the calendar: from 8 March to 1 November it is EDT, UTC−4.
Use the 24-hour clock
8:45 p.m. is 20:45, and 12:01 a.m. is 00:01. This removes the commonest a.m. and p.m. slips.
The calculation
Add the offset
Five hours in winter. If the total passes 24:00, subtract 24 and advance the date.
Confirm with the landmark
19:00 EST must come out as midnight UTC.
Colleges, applications and test centres
Deadlines at eleven fifty-nine
American universities and scholarship programmes usually state deadlines as 11:59 p.m. local time. For an applicant in the Eastern zone, that is 04:59 UTC on the next date. A student in Europe who thinks the cut-off is midnight on their own clock may submit hours too early or hours too late. Always convert the stated hour with the date.
Test sittings
An admission test that begins at 8:30 a.m. EST begins at 13:30 UTC. Overseas candidates who sit it at a test centre in London join at 13:30 GMT, an hour at which most centres are open. Candidates in Bucharest begin at 15:30 local time.
Prime-time television and streaming
The evening schedule
Prime time on American networks starts at 8:00 p.m. Eastern, 01:00 UTC. A series premiere at 9:00 p.m. EST is at 02:00 UTC. Streaming services may release a new episode at midnight Eastern, 05:00 UTC, so viewers in Europe can watch it with breakfast.
Time stamps in recaps
Recaps and social media posts carry Eastern time. If you collect them in a single spreadsheet, a quick convert EST to UTC for each entry gives you a timeline that does not depend on where the author lived.
Mistakes when you convert EST to UTC
Subtracting
UTC is ahead of New York. If the answer is earlier than the Eastern time, you subtracted.
EST in summer
In summer the East Coast is four hours behind UTC. A notice that says “EST” in July should be read as EDT.
Losing the next date
21:30 EST is 02:30 UTC the next day. Keeping the date produces a 24-hour error.
Confusing a.m. and p.m.
12:00 a.m. is midnight, 00:00 EST, 05:00 UTC. 12:00 p.m. is noon, 17:00 UTC.
Frequently asked questions
What is the distance between EST and UTC?
Five hours, with UTC in front.
Which sum do I do to convert EST to UTC?
Eastern hour plus five, minus 24 if the total reaches 24.
What does 8:45 p.m. EST become when you convert EST to UTC?
01:45 UTC on the following date.
When is the sum four hours?
When the East Coast is on EDT: from the second Sunday of March to the first Sunday of November.
Does the page keep my time?
No. Everything is processed in your browser.
More time zone converters
You might also want Convert EST to GMT, Convert EST to PST, Convert CST to UTC, Convert IST to UTC, Convert UTC to WET, Convert GMT to EST, Convert UTC to EET, Convert GMT to CET, Convert EET to GMT. To go the other way, use Convert UTC to EST.
In brief, to convert EST to UTC you add five hours, watch the 7 p.m. threshold and allow for daylight saving time on the East Coast. The calculation runs on your own device, with no sign-up and no upload.