Houston Time vs Seoul Time
What is the time difference between Houston, Texas and Seoul, South Korea? 14 hours ahead of Houston. Live clocks, conversion tips, and business scheduling guide.
Houston, Texas (CDT)
Monday, September 21, 2026
Seoul (GMT+9)
Tuesday, September 22, 2026
Houston to Seoul — Hour-by-Hour Conversion
| Houston (CDT) | Seoul (GMT+9) |
|---|---|
| 06:00 AM | 08:00 PM |
| 07:00 AM | 09:00 PM |
| 08:00 AM | 10:00 PM |
| 09:00 AM | 11:00 PM |
| 10:00 AM | 12:00 AM |
| 11:00 AM | 01:00 AM |
| 12:00 PM | 02:00 AM |
| 01:00 PM | 03:00 AM |
| 02:00 PM | 04:00 AM |
| 03:00 PM | 05:00 AM |
| 04:00 PM | 06:00 AM |
| 05:00 PM | 07:00 AM |
| 06:00 PM | 08:00 AM |
| 07:00 PM | 09:00 AM |
| 08:00 PM | 10:00 AM |
| 09:00 PM | 11:00 AM |
Highlighted rows = typical Houston business hours
Business Scheduling: Houston ↔ Seoul
Houston's petrochemical industry works closely with South Korean refiners and shipbuilders. Due to the large time gap, most communication is asynchronous or uses early morning Houston / late evening Seoul slots.
Travel Tips: Houston to Seoul
Direct flights from Houston to Seoul (Incheon) take about 15 hours. The 14–15 hour time difference means significant jet lag — plan your first day for rest.
Fun Facts
- South Korea stopped observing DST in 1988 after the Seoul Olympics
- Seoul's metropolitan area is home to about half of South Korea's entire population
- When it's 8 AM Monday in Houston, it's 11 PM Monday in Seoul
About Houston and Seoul Time Zones
Seoul operates on Korea Standard Time (KST), which is UTC+9. Seoul is 14–15 hours ahead of Houston. Like Japan, South Korea does not observe daylight saving time.