Phuket to Herndon, VA: time difference
Herndon, VA is 11 h behind Phuket. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Phuket 19:14 7:14 PM Herndon, VA 08:14 8:14 AM You –:–
19:14 7:14 PM
Indochina Time · UTC+7
☀️ 06:14 · 🌙 18:10
08:14 8:14 AM
Eastern Daylight Time · UTC-4
☀️ 07:23 · 🌙 18:28
·
−11 h
Herndon, VA is 11 h behind Phuket.
When you, Phuket and Herndon, VA are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇹🇭 Phuket
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇺🇸 Herndon, VA
13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Phuket | 🇺🇸 Herndon, VA |
|---|---|---|
| Local time | 19:14 | 08:14 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Indochina Time | Eastern Daylight Time |
| UTC offset | UTC+7 | UTC-4 |
| Offset from Phuket | — | −11 h |
| IANA zone | Asia/Bangkok | America/New York |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:14 | 07:23 |
| Sunset | 18:10 | 18:28 |
| Daylight | 11 h 56 min | 11 h 6 min |
| People on this clock | 79,308 | 24,655 |
Compare Phuket with another city
More comparisons with Phuket: the time zones next to it and the far side of the clock.
Big time differences
Phuket and Herndon, VA: common questions
What is the time difference between Phuket and Herndon, VA?
Herndon is 11 hours behind: it uses UTC−4, while Phuket is on UTC+7.
What time is it in Herndon, VA, at the start of the working day in Phuket?
The working day in Phuket starts at 9:00 AM; in Herndon it is 10:00 PM (the previous day) at that moment.
What time is it in Herndon, VA, at the end of the working day in Phuket?
The working day in Phuket ends at 6:00 PM; in Herndon it is 7:00 AM at that moment.
When is a good time to call Herndon, VA, from Phuket?
Working hours (9:00 AM–6:00 PM) in Phuket and in Herndon do not overlap. At 9:00 AM in Phuket it is 10:00 PM (the previous day) in Herndon; when the working day starts in Herndon, it is 8:00 PM in Phuket.
When is it still the previous day in Herndon, VA?
Until 11:00 AM in Phuket it is still the previous day in Herndon. The other way round, from 1:00 PM in Herndon it is already the next day in Phuket.
Is the time difference between Phuket and Herndon, VA, the same all year?
No. Only Herndon switches to summer time, so the gap changes twice a year. From November 1, 2026, Herndon will be 12 hours behind Phuket.
