New York to Semarang Time Difference
Semarang is 11 hours ahead of New York. When it is noon in New York, it is 23:00 in Semarang.
New York (UTC-4) → Jakarta (UTC+7)
🕐 Interactive Time Explorer
When it's 10:00 in New York, it's 21:00 in Semarang
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
New York & Semarang◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
16,238 km
Est. Flight Time
~20.1h
Time Difference
+11h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
New York
17:00
Semarang
09:00
New York
20:00
Semarang
12:00
New York
23:00
Semarang
15:00
New York
02:00
Semarang (+1)
18:00
New York
05:00
Semarang (+1)
21:00
New York
08:00
Semarang (+1)
00:00
New York
11:00
Semarang
03:00
New York
14:00
Semarang
Frequently Asked Questions
How many hours is New York behind Semarang?
Semarang is 11 hours ahead of New York. When it is 12:00 noon in New York, it is 23:00 in Semarang. New York operates on America/New York (UTC-4), while Semarang uses Asia/Jakarta (UTC+7).
What is the best time to call Semarang from New York?
Standard business hours (9 AM–5 PM) do not overlap between New York and Semarang due to the 11 hours difference. Consider early morning or late evening calls, or use async communication.
Does the New York to Semarang 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 New York and Semarang
The distance between New York and Semarang is approximately 16,238 km. A direct flight typically takes around 20.1 hours. Your arrival clock will show local Semarang time — use our Flight Time Calculator to predict exact arrival times.