Singapore to Boulder Time Difference
Boulder is 14 hours behind Singapore. When it is noon in Singapore, it is 22:00 in Boulder.
Singapore (UTC+8) → Denver (UTC-6)
🕐 Interactive Time Explorer
When it's 02:00 in Singapore, it's 12:00 in Boulder
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Singapore & Boulder◐ Extended Hours (3 hours)
✈️ Travel Information
Distance
14,548 km
Est. Flight Time
~18.1h
Time Difference
-14h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
Singapore
16:00
Boulder (-1)
09:00
Singapore
19:00
Boulder (-1)
12:00
Singapore
22:00
Boulder (-1)
15:00
Singapore
01:00
Boulder
18:00
Singapore
04:00
Boulder
21:00
Singapore
07:00
Boulder
00:00
Singapore
10:00
Boulder (-1)
03:00
Singapore
13:00
Boulder (-1)
Frequently Asked Questions
How many hours is Singapore ahead of Boulder?
Boulder is 14 hours behind Singapore. When it is 12:00 noon in Singapore, it is 22:00 in Boulder. Singapore operates on Asia/Singapore (UTC+8), while Boulder uses America/Denver (UTC-6).
What is the best time to call Boulder from Singapore?
Standard business hours (9 AM–5 PM) do not overlap between Singapore and Boulder due to the 14 hours difference. Consider early morning or late evening calls, or use async communication.
Does the Singapore to Boulder time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between Singapore and Boulder
The distance between Singapore and Boulder is approximately 14,548 km. A direct flight typically takes around 18.1 hours. Your arrival clock will show local Boulder time — use our Flight Time Calculator to predict exact arrival times.