Philadelphia, United States
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America/New_YorkGMT-04:00
Hanoi, Vietnam
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Asia/BangkokGMT+07:00
11h
Time Difference
0h
Business Hours Overlap
Limited
Good Call Window
Hour-by-Hour Time Conversion
| Philadelphia | Hanoi | Status |
|---|---|---|
| 12:00 AM | 11:00 AM | Work in Hanoi |
| 1:00 AM | 12:00 PM | Work in Hanoi |
| 2:00 AM | 1:00 PM | Work in Hanoi |
| 3:00 AM | 2:00 PM | Work in Hanoi |
| 4:00 AM | 3:00 PM | Work in Hanoi |
| 5:00 AM | 4:00 PM | Work in Hanoi |
| 6:00 AM | 5:00 PM | |
| 7:00 AM | 6:00 PM | |
| 8:00 AM | 7:00 PM | |
| 9:00 AM | 8:00 PM | Work in Philadelphia |
| 10:00 AM | 9:00 PM | Work in Philadelphia |
| 11:00 AM | 10:00 PM | Work in Philadelphia |
| 12:00 PM | 11:00 PM | Work in Philadelphia |
| 1:00 PM | 12:00 AM | Work in Philadelphia |
| 2:00 PM | 1:00 AM | Work in Philadelphia |
| 3:00 PM | 2:00 AM | Work in Philadelphia |
| 4:00 PM | 3:00 AM | Work in Philadelphia |
| 5:00 PM | 4:00 AM | |
| 6:00 PM | 5:00 AM | |
| 7:00 PM | 6:00 AM | |
| 8:00 PM | 7:00 AM | |
| 9:00 PM | 8:00 AM | |
| 10:00 PM | 9:00 AM | Work in Hanoi |
| 11:00 PM | 10:00 AM | Work in Hanoi |
More Time Comparisons
About the Time Difference Between Philadelphia and Hanoi
The time difference between Philadelphia, United States and Hanoi, Vietnam is 11 hours ahead.Philadelphia operates on the America/New_York timezone (GMT-04:00), while Hanoi uses Asia/Bangkok (GMT+07:00).
Scheduling Tips
- Business hours overlap: There are 0 hours when both cities are within typical work hours (9 AM - 5 PM).
- Best call times: Schedule calls during the green-highlighted hours in the conversion table above for optimal timing.
- Daylight Saving Time: Remember that the time difference may change during DST transitions. Always verify current times before important meetings.
Frequently Asked Questions
When it's noon in Philadelphia, what time is it in Hanoi?
When it's 12:00 PM (noon) in Philadelphia, it's 11:00 PM in Hanoi.