The short answer

1pm in Irish Standard Time is 8am in Eastern Standard Time.

Irish Standard Time is 5 hours ahead of Eastern Standard Time. That's early morning in Eastern Standard Time, before the typical working day begins.

Irish Standard Time
1pm
Eastern Standard Time
8am
Right now
9:59amIST · UTC+01:00 · Thu, Jun 11
4:59amEDT · UTC-04:00 · Thu, Jun 11
Read across to convert
Irish Standard Time
IST · UTC+01:00
9:59am ☀
Eastern Standard Time
EDT · UTC-04:00
4:59am ☾
Pinned1pmIrish Standard Time=8amEastern Standard Time
12amThu
7pmWed ·−1d
1am
8pmWed ·−1d
2am
9pmWed ·−1d
3am
10pmWed ·−1d
4am
11pmWed ·−1d
5am
12amThu
6am
1am
7am
2am
8am
3am
NOW
9am
WORK
4am
10am
WORK
5am
11am
WORK
6am
12pm
WORK
7am
PINNED
1pm
WORK
8am
2pm
WORK
9am
WORK
3pm
WORK
10am
WORK
4pm
WORK
11am
WORK
5pm
12pm
WORK
6pm
1pm
WORK
7pm
2pm
WORK
8pm
3pm
WORK
9pm
4pm
WORK
10pm
5pm
11pm
6pm
daylightnightworking hoursoverlap
Best time to meet
Best for a call
Irish Standard Time
2pm–5pm
=
Eastern Standard Time
9am–12pm
Popular conversions

Quick reference.

9amIrish Standard Time=4amEastern Standard Time
12pmIrish Standard Time=7amEastern Standard Time
3pmIrish Standard Time=10amEastern Standard Time
5pmIrish Standard Time=12pmEastern Standard Time
9pmIrish Standard Time=4pmEastern Standard Time
In context

What each side covers.

Irish Standard Time
IST · UTC+01:00
9:59am
Cities on this clock
Eastern Standard Time
EDT · UTC-04:00
4:59am
Did you mean…? “EDT” is shared by several places. This page shows Eastern Standard Time (US & Canada) — or switch to Australian Eastern Standard Time.

Frequently asked

Quick answers about converting between Irish Standard Time and Eastern Standard Time. Can't find what you need? Email [email protected].

What is the time difference between Irish Standard Time and Eastern Standard Time?
Irish Standard Time is 5 hours ahead of Eastern Standard Time right now. We always show the live, daylight-saving-correct difference, so this figure already accounts for whichever side is observing summer time today.
When it's 1pm in Irish Standard Time, what time is it in Eastern Standard Time?
1pm in Irish Standard Time is 8am in Eastern Standard Time. That's early morning in Eastern Standard Time, before the typical working day begins. Use the hour-by-hour table above to read any other time across.
What's the best time for a call between Irish Standard Time and Eastern Standard Time?
2pm–5pm in Irish Standard Time lines up with 9am–12pm in Eastern Standard Time — both sides are inside a 9-to-5 working day.
Does this account for daylight saving time?
Yes. We track every clock change in both places, so the abbreviations you see — IST and EDT — are the ones actually in effect right now, not a fixed all-year value. When either side changes its clocks, this page updates automatically.
Why is the date sometimes different on each side?
When two places are far enough apart, the same moment can fall on different calendar days. That is why some conversions are marked "previous day" or "next day" — it is the same instant in time, read off two clocks that crossed midnight at different points.