Time Difference Between Boston and Singapore
Singapore is 12 hours ahead Boston.
United States
Boston
America/New_York · UTC-4
Singapore
Singapore
Asia/Singapore · UTC+8
Best Times to Meet
Hours where standard working time (9 AM – 6 PM) overlaps in both Boston and Singapore.
Standard working hours don't overlap between Boston and Singapore. Consider early-morning calls in Boston or late-evening calls in Singapore.
Boston to Singapore — 24-Hour Conversion
Each row shows the equivalent local time in Singapore for an hour in Boston. Working-hours rows (9–18) are highlighted.
| Boston | Singapore | Match |
|---|---|---|
| Workday in Singapore | ||
| Workday in Singapore | ||
| Workday in Singapore | ||
| Workday in Singapore | ||
| Workday in Singapore | ||
| Workday in Singapore | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Workday in Boston | ||
| Workday in Boston | ||
| Workday in Boston | ||
| +1 day | Workday in Boston | |
| +1 day | Workday in Boston | |
| +1 day | Workday in Boston | |
| +1 day | Workday in Boston | |
| +1 day | Workday in Boston | |
| +1 day | Workday in Boston | |
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Workday in Singapore | |
| +1 day | Workday in Singapore | |
| +1 day | Workday in Singapore |
Frequently Asked Questions
What is the time difference between Boston and Singapore?
Singapore, Singapore (UTC+8) is 12 hours ahead Boston, United States (UTC-4).
What is the best time to schedule a meeting between Boston and Singapore?
The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.
Does daylight saving time change the difference between Boston and Singapore?
Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.
When it is 9 AM in Boston, what time is it in Singapore?
Use the conversion table on this page — every hour in Boston is mapped to its equivalent local time in Singapore, including day shift markers when the date differs.