Time difference between Bangkok and Philadelphia
12 hours
Bangkok is 12 hours ahead of Philadelphia.
Does daylight saving change it?
Yes. In winter the gap is 12 hours; in summer it is 11 hours. Only Philadelphia observes daylight saving.
Overlapping work hours
During Bangkok work hours (09:00–18:00) Philadelphia is off the clock. One side has to take an early morning or a late evening.
Bangkok time → Philadelphia time
| 00:00 | 12:00prev day |
|---|---|
| 01:00 | 13:00prev day |
| 02:00 | 14:00prev day |
| 03:00 | 15:00prev day |
| 04:00 | 16:00prev day |
| 05:00 | 17:00prev day |
| 06:00 | 18:00prev day |
| 07:00 | 19:00prev day |
| 08:00 | 20:00prev day |
| 09:00 | 21:00prev day |
| 10:00 | 22:00prev day |
| 11:00 | 23:00prev day |
| 12:00 | 00:00 |
| 13:00 | 01:00 |
| 14:00 | 02:00 |
| 15:00 | 03:00 |
| 16:00 | 04:00 |
| 17:00 | 05:00 |
| 18:00 | 06:00 |
| 19:00 | 07:00 |
| 20:00 | 08:00 |
| 21:00 | 09:00 |
| 22:00 | 10:00 |
| 23:00 | 11:00 |
Standard time (January). During daylight saving each row shifts by an hour.
Frequently asked questions
Q. How many hours is Bangkok ahead of Philadelphia?
12 hours on standard time. During daylight saving it becomes 11 hours, an hour more or less.
Q. What time is it in Philadelphia when it is noon in Bangkok?
Read the 12:00 row of the 24-hour table below. The table is on standard time, so each row shifts an hour during daylight saving.
Q. When should we schedule a meeting?
The work hours do not overlap at all. One side has to take an early morning or a late evening.