Tokyo to San Antonio Time Difference
San Antonio is 14 hours behind Tokyo. When it is noon in Tokyo, it is 22:00 in San Antonio.
Tokyo (UTC+9) → Chicago (UTC-5)
🕐 Interactive Time Explorer
When it's 08:00 in Tokyo, it's 18:00 in San Antonio
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Tokyo & San Antonio◐ Extended Hours (3 hours)
✈️ Travel Information
Distance
10,560 km
Est. Flight Time
~13.4h
Time Difference
-14h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
Tokyo
16:00
San Antonio (-1)
09:00
Tokyo
19:00
San Antonio (-1)
12:00
Tokyo
22:00
San Antonio (-1)
15:00
Tokyo
01:00
San Antonio
18:00
Tokyo
04:00
San Antonio
21:00
Tokyo
07:00
San Antonio
00:00
Tokyo
10:00
San Antonio (-1)
03:00
Tokyo
13:00
San Antonio (-1)
Frequently Asked Questions
How many hours is Tokyo ahead of San Antonio?
San Antonio is 14 hours behind Tokyo. When it is 12:00 noon in Tokyo, it is 22:00 in San Antonio. Tokyo operates on Asia/Tokyo (UTC+9), while San Antonio uses America/Chicago (UTC-5).
What is the best time to call San Antonio from Tokyo?
Standard business hours (9 AM–5 PM) do not overlap between Tokyo and San Antonio due to the 14 hours difference. Consider early morning or late evening calls, or use async communication.
Does the Tokyo to San Antonio 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 Tokyo and San Antonio
The distance between Tokyo and San Antonio is approximately 10,560 km. A direct flight typically takes around 13.4 hours. Your arrival clock will show local San Antonio time — use our Flight Time Calculator to predict exact arrival times.