EST to Portsmouth Time Converter
GMT is 5 hours ahead of EST. 9:00 AM EST = 2:00 PM GMT.
GMT is 5 hours ahead of EST at the moment. To convert EST to Portsmouth Time, add 5 hours to the EST time: 9:00 AM EST = 2:00 PM GMT.
EST (Eastern Time) is used in New York, Washington DC, Florida, Georgia, Ohio, Michigan, Ontario, Quebec, Panama and Jamaica (all year). Portsmouth Time (Portsmouth time) is used in Portsmouth, UK.
EST to Portsmouth Time time conversion table
EST to Portsmouth Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| EST | Portsmouth Time |
|---|---|
| 12:00 AM | 5:00 AM |
| 1:00 AM | 6:00 AM |
| 2:00 AM | 7:00 AM |
| 3:00 AM | 8:00 AM |
| 4:00 AM | 9:00 AM |
| 5:00 AM | 10:00 AM |
| 6:00 AM | 11:00 AM |
| 7:00 AM | 12:00 PM |
| EST | Portsmouth Time |
|---|---|
| 8:00 AM | 1:00 PM |
| 9:00 AM | 2:00 PM |
| 10:00 AM | 3:00 PM |
| 11:00 AM | 4:00 PM |
| 12:00 PM | 5:00 PM |
| 1:00 PM | 6:00 PM |
| 2:00 PM | 7:00 PM |
| 3:00 PM | 8:00 PM |
| EST | Portsmouth Time |
|---|---|
| 4:00 PM | 9:00 PM |
| 5:00 PM | 10:00 PM |
| 6:00 PM | 11:00 PM |
| 7:00 PM | 12:00 AM+1 |
| 8:00 PM | 1:00 AM+1 |
| 9:00 PM | 2:00 AM+1 |
| 10:00 PM | 3:00 AM+1 |
| 11:00 PM | 4:00 AM+1 |
Conversion table from EST to Portsmouth Time for 7 Nov 2026. A tick marks hours that fall between 9 AM and 5 PM in both places. +1 means the next day in Portsmouth Time, −1 the previous day.
- ✓ marks 9 AM–5 PM in both places
- Greyed times are night in the destination (10 PM–6 AM)
How to convert EST to Portsmouth Time
Add 5 hours to the EST time to get Portsmouth Time.
Example: 9:00 AM EST = 2:00 PM GMT.
Across midnight: 10:00 PM EST = 3:00 AM GMT (next day). The date changes, so always check the day as well as the hour.
Time difference between EST and Portsmouth Time
The time difference between EST and Portsmouth Time is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 31 Dec 2025 – 7 Mar 2026: Portsmouth Time is 5 hours ahead of EST.
- 8 Mar 2026 – 27 Mar 2026: Portsmouth Time is 4 hours ahead of EST.
- 28 Mar 2026 – 23 Oct 2026: Portsmouth Time is 5 hours ahead of EST.
- 24 Oct 2026 – 31 Oct 2026: Portsmouth Time is 4 hours ahead of EST.
- 1 Nov 2026 – 30 Dec 2026: Portsmouth Time is 5 hours ahead of EST.
EST and Portsmouth Time during daylight saving time
- EST next changes on 14 Mar 2027: clocks go forward one hour at 01:59 local time, from EST (UTC−5) to EDT (UTC−4).
- Portsmouth Time next changes on 28 Mar 2027: clocks go forward one hour at 00:59 local time, from GMT (UTC+0) to BST (UTC+1).
Best time for a meeting between EST and Portsmouth Time
EST and Portsmouth Time share 3 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 12:00 PM EST lands between 2:00 PM and 5:00 PM GMT, inside working hours for both.
EST to Portsmouth Time FAQ
What is the time difference between EST and Portsmouth Time?
Right now GMT is 5 hours ahead of EST. The gap changes 5 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM EST in Portsmouth Time?
9:00 AM EST is 2:00 PM GMT.
What is 12 PM (noon) EST in Portsmouth Time?
12:00 PM EST is 5:00 PM GMT.
Is Portsmouth Time ahead of or behind EST?
GMT is 5 hours ahead of EST, so it is later in Portsmouth Time than in EST.
Does EST change for daylight saving time?
Yes. EST next changes on 14 Mar 2027, when clocks go forward one hour from EST to EDT.
Does Portsmouth Time change for daylight saving time?
Yes. Portsmouth Time next changes on 28 Mar 2027, when clocks go forward one hour from GMT to BST.
What is the best time for a meeting between EST and Portsmouth Time?
EST and Portsmouth Time share 3 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 12:00 PM EST lands between 2:00 PM and 5:00 PM GMT, inside working hours for both.
Is ET the same as EST?
EST is the winter (standard) name of Eastern Time (ET). From March to November the same clocks are called EDT. This converter always uses the one in force on the date you choose.
Related conversions
Convert Portsmouth Time to EST
Convert EST to other time zones
Convert other time zones to Portsmouth Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.