Phuket to St. Thomas: time difference
St. Thomas 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 09:19 9:19 AM St. Thomas 22:19 10:19 PM You –:–
09:19 9:19 AM
Indochina Time · UTC+7
☀️ 06:14 · 🌙 18:12
22:19 10:19 PM
Eastern Daylight Time · UTC-4
☀️ 07:37 · 🌙 18:46
·
−11 h
St. Thomas is 11 h behind Phuket.
When you, Phuket and St. Thomas 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
🇨🇦 St. Thomas
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 | 🇨🇦 St. Thomas |
|---|---|---|
| Local time | 09:19 | 22:19 |
| Local date | Thursday, October 15, 2026 | Wednesday, October 14, 2026 |
| Time zone | Indochina Time | Eastern Daylight Time |
| UTC offset | UTC+7 | UTC-4 |
| Offset from Phuket | — | −11 h |
| IANA zone | Asia/Bangkok | America/Toronto |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:14 | 07:37 |
| Sunset | 18:12 | 18:46 |
| Daylight | 11 h 57 min | 11 h 8 min |
| People on this clock | 79,308 | 38,909 |
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 St. Thomas: common questions
How many hours behind Phuket is St. Thomas?
The clocks in St. Thomas are 11 hours behind those in Phuket (UTC−4 and UTC+7).
What time is it in St. Thomas at the start of the working day in Phuket?
The working day in Phuket starts at 9:00 AM; in St. Thomas it is 10:00 PM (the previous day) at that moment.
What time is it in St. Thomas at the end of the working day in Phuket?
The working day in Phuket ends at 6:00 PM; in St. Thomas it is 7:00 AM at that moment.
When is a good time to call St. Thomas from Phuket?
Working hours (9:00 AM–6:00 PM) in Phuket and in St. Thomas do not overlap. At 9:00 AM in Phuket it is 10:00 PM (the previous day) in St. Thomas; when the working day starts in St. Thomas, it is 8:00 PM in Phuket.
When is it still the previous day in St. Thomas?
Until 11:00 AM in Phuket it is still the previous day in St. Thomas. The other way round, from 1:00 PM in St. Thomas it is already the next day in Phuket.
Does the time difference between Phuket and St. Thomas change?
Yes. The clocks change only in St. Thomas. From November 1, 2026, St. Thomas will be 12 hours behind Phuket.
