Time Difference between Tokyo and San Juan
Tokyo (UTC+9) → Puerto Rico (UTC-4)
🕐 Interactive Time Explorer
When it's 17:00 in Tokyo, it's 04:00 in San Juan
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Tokyo & San Juan◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
13,409 km
Est. Flight Time
~16.8h
Time Difference
-13h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
Tokyo
17:00
San Juan (-1)
09:00
Tokyo
20:00
San Juan (-1)
12:00
Tokyo
23:00
San Juan (-1)
15:00
Tokyo
02:00
San Juan
18:00
Tokyo
05:00
San Juan
21:00
Tokyo
08:00
San Juan
00:00
Tokyo
11:00
San Juan (-1)
03:00
Tokyo
14:00
San Juan (-1)
❓ Frequently Asked Questions
Time Difference Between Tokyo and San Juan
Tokyo, Japan and San Juan, Puerto Rico are separated by a time difference of 13 hours. When it's noon in Tokyo, it's 13 hours earlier in San Juan.
Tokyo operates on Asia/Tokyo timezone, while San Juan uses America/Puerto Rico. Both cities may observe Daylight Saving Time at different dates, which can temporarily change the time difference by an hour.
Best Time to Call
Due to the 13 hours difference, finding overlapping business hours can be challenging.
Flight Considerations
The distance between Tokyo and San Juan is approximately 13,409 km. A direct flight typically takes around 16.8 hours. When traveling, remember that your arrival time will be in local time. Use our Flight Time Calculator for accurate arrival predictions.