Time difference: 5 hours
Visualizing the 3-hour Working Day Overlap
| UTC Hour | 🇺🇸 Boston (UTC-4) | 🇮🇪 Dublin (UTC+1) | Status |
|---|---|---|---|
| 13:00 | 9:00 AM | 2:00 PM | Golden Window |
| 14:00 | 10:00 AM | 3:00 PM | Golden Window |
| 15:00 | 11:00 AM | 4:00 PM | Golden Window |
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| UTC | 🇺🇸 Boston | 🇮🇪 Dublin |
|---|---|---|
| 00:00 | 8:00 PM | 1:00 AM |
| 01:00 | 9:00 PM | 2:00 AM |
| 02:00 | 10:00 PM | 3:00 AM |
| 03:00 | 11:00 PM | 4:00 AM |
| 04:00 | 12:00 AM | 5:00 AM |
| 05:00 | 1:00 AM | 6:00 AM |
| 06:00 | 2:00 AM | 7:00 AM |
| 07:00 | 3:00 AM | 8:00 AM |
| 08:00 | 4:00 AM | 9:00 AM |
| 09:00 | 5:00 AM | 10:00 AM |
| 10:00 | 6:00 AM | 11:00 AM |
| 11:00 | 7:00 AM | 12:00 PM |
| 12:00 | 8:00 AM | 1:00 PM |
| 13:00 | 9:00 AM | 2:00 PM |
| 14:00 | 10:00 AM | 3:00 PM |
| 15:00 | 11:00 AM | 4:00 PM |
| 16:00 | 12:00 PM | 5:00 PM |
| 17:00 | 1:00 PM | 6:00 PM |
| 18:00 | 2:00 PM | 7:00 PM |
| 19:00 | 3:00 PM | 8:00 PM |
| 20:00 | 4:00 PM | 9:00 PM |
| 21:00 | 5:00 PM | 10:00 PM |
| 22:00 | 6:00 PM | 11:00 PM |
| 23:00 | 7:00 PM | 12:00 AM |
What is the best time to schedule a meeting between Boston and Dublin?
The golden overlap window, when both cities are within standard business hours (9 AM to 5 PM local), runs from 9:00 AM to 12:00 PM in Boston and simultaneously from 2:00 PM to 5:00 PM in Dublin. That gives 3 hours of shared working time. Aim for the middle of this window for best participation.
What is the time difference between Boston and Dublin?
Boston operates on UTC-4 and Dublin operates on UTC+1, giving a time difference of 5 hours. This may shift by one hour during daylight saving time transitions.
When it is 9:00 AM in Boston, what time is it in Dublin?
When it is 9:00 AM in Boston (UTC-4), it is 2:00 PM in Dublin (UTC+1).
What are the working hours of Boston expressed in Dublin local time?
A standard Boston workday of 9 AM to 5 PM (UTC-4) corresponds to 2:00 PM to 10:00 PM local time in Dublin (UTC+1).
Does daylight saving time affect the time difference between Boston and Dublin?
Yes. If either city observes daylight saving time (DST), the gap can shift by one hour during clock-change weekends. Always verify current UTC offsets with a live tool before scheduling important calls.
What is the UTC time for the Boston to Dublin overlap window?
The shared business-hours window runs from 1:00 PM to 4:00 PM UTC. Scheduling in UTC avoids daylight saving edge cases and works reliably across all calendar apps.