Time Difference Between Houston and Singapore

The time difference between Houston and Singapore is 13 hours. When it is 12:00 noon in Houston, it is 01:00 in Singapore. Houston uses the America/Chicago time zone (UTC-5), while Singapore uses Asia/Singapore (UTC+8).

Singapore is 13 hours ahead of Houston — 13 hours
Houston, United States
17:24:01
Thursday, March 26, 2026
UTC-5 · CDT (DST)
Singapore, Singapore
06:24:01
Friday, March 27, 2026
UTC+8 · +08

Time Zone Details: Houston vs Singapore

Detail Houston Singapore
Time Zone IDAmerica/ChicagoAsia/Singapore
UTC OffsetUTC-5UTC+8
AbbreviationCDT+08
DST ActiveYes — currently observingNo
CountryUnited StatesSingapore
RegionNorth AmericaAsia

Best Time to Schedule a Call

With a 13 hours gap, there is no standard business-hours overlap between Houston and Singapore. One party will need to adjust their schedule. Early mornings in Singapore or late evenings in Houston tend to be the most practical compromise.

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Houston time to Singapore time. Rows highlighted in green indicate overlapping business hours in both cities.

Houston Singapore
00:00 13:00 Night
01:00 14:00 Night
02:00 15:00 Night
03:00 16:00 Night
04:00 17:00 Night
05:00 18:00 Night
06:00 19:00
07:00 20:00
08:00 21:00
09:00 22:00
10:00 23:00
11:00 00:00 (+1 day)
12:00 01:00 (+1 day)
13:00 02:00 (+1 day)
14:00 03:00 (+1 day)
15:00 04:00 (+1 day)
16:00 05:00 (+1 day)
17:00 06:00 (+1 day)
18:00 07:00 (+1 day)
19:00 08:00 (+1 day)
20:00 09:00 (+1 day)
21:00 10:00 (+1 day)
22:00 11:00 (+1 day) Night
23:00 12:00 (+1 day) Night

Daylight Saving Time (DST) Impact

Houston is currently observing daylight saving time, while Singapore is on standard time. When Houston switches back to standard time, the difference between these two cities will shift by 1 hour.

Practical Tips for Houston–Singapore Scheduling

Compare Houston and Singapore with Other Cities

From Houston

From Singapore

Frequently Asked Questions

What is the time difference between Houston and Singapore?

The time difference is 13 hours. Singapore is 13 hours ahead of Houston.

Does the time difference change during the year?

Yes. One of these cities observes DST while the other does not, so the difference shifts by 1 hour when DST begins or ends.

When is the best time to call from Houston to Singapore?

There is no ideal window during standard business hours. Consider scheduling at the edges — early morning for the city that is ahead and late afternoon for the city that is behind.

How do I convert Houston time to Singapore time?

Add 13 hours to Houston time to get Singapore time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.