City comparison · time difference and converter
Houston vs Singapore time difference and converter
Singapore is 14 hours ahead of Houston right now. Houston sits in United States on Chicago; Singapore sits in Singapore on Singapore. They are roughly 16,000 km apart (9,942 mi), a flight of about 19h 49m. Houston's metro holds around 7.3 million people; Singapore's around 5.9 million.
Houston
Singapore
Best meeting times today
Open converter →Slot 1
00:00 / 14:00
Houston / Singapore
Partial overlapSlot 2
01:00 / 15:00
Houston / Singapore
Partial overlapSlot 3
02:00 / 16:00
Houston / Singapore
Partial overlap24-hour comparison heatmap
Each row is one hour in Houston. Green rows are inside business hours in both cities; amber means only one side is at their desk; grey rows fall outside business hours in both.
Public holidays in November 2026
Deepavali
Singapore, Singapore
Sun, Nov 8
Veterans Day
Houston, United States
Wed, Nov 11
Thanksgiving Day
Houston, United States
Thu, Nov 26
Travel context
Great-circle distance
16,000 km
(9,942 mi)
Approximate flight
19h 49m
850 km/h cruise + 1h taxi/climb/descent
Jet lag
14h
Roughly 1 day to adjust per timezone crossed
Convert any specific time
The heatmap gives you the shape of the day. If you need to convert one specific hour, say a customer call or a release window, open the converter with both cities already loaded.
Open in converter →Frequently asked questions
Working between Houston and Singapore
The difference between Houston and Singapore is not really a number, it's a daily rhythm. Singapore is 14 hours ahead of Houston on the clock today, but the lived version is that Singapore is wrapping up the working day while Houston is still in the morning, and the overlap people actually use is narrow. That gap, more than the raw offset, is what teams have to design around.
In Houston, the working day picks up earliest in the financial districts- Houston's downtown core wakes early and breaks for lunch at the usual hour. The mood in Singapore is its own story: Marina Bay glass towers tend to clear out by 19:00, with hawker centres staying busy past 21:00. If you are scheduling between the two, the heatmap above marks the rows where both patterns line up.
Daylight saving is the other thing to keep an eye on. United States shifts the clock on the second Sunday of March and the first Sunday of November; Singapore either follows its region's DST pattern or stays put all year. When the two changes are weeks apart, the offset between Houston and Singapore is one hour off the usual for that stretch, a cliff that catches recurring calendar invites unless your calendar app rebases them automatically. Pin the meeting to a city, not an offset, and the tool handles the rest.
For travellers, the 19h 49m flight is the short version of the story. The longer one is jet lag: roughly one day of adjustment per timezone crossed, which means a trip across the 14-hour gap costs about 14 groggy days on each side. Pilots and cabin crew swear by morning sunlight and an early walk; whatever your routine, the wall-clock numbers above are the source of truth for your first morning in the new city.