Flight Route · International
Singapore → Houston
SIN to IAH
Singapore Changi Airport to George Bush Intercontinental Airport: 9,923 miles (15,970 km), about 20h 28m airborne, −13h time-zone shift on arrival.
Distance
9,923 mi
15,970 km
Flight time
20h 28m
block time, approx
Time-zone shift
−13h
Singapore → Chicago
International?
Yes
Singapore → United States
SIN–IAH questions, answered
How long is the flight from Singapore to Houston?
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A direct flight from Singapore Changi Airport (SIN) to George Bush Intercontinental Airport (IAH) takes approximately 20h 28m. Actual block time varies with aircraft type, winds, and routing.
What is the distance from SIN to IAH?
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The great-circle distance from Singapore Changi Airport to George Bush Intercontinental Airport is approximately 9923 miles (15970 kilometers). Actual flown distance varies slightly with the routing assigned by air traffic control.
What is the time difference between Singapore and Houston?
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Houston is −13h relative to Singapore. Asia/Singapore → America/Chicago.
Which airlines fly from SIN to IAH?
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Carriers serving both endpoints include various international and regional carriers. Direct service depends on the specific carrier and season — confirm with your booking source for current schedules.
Is this an international flight?
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Yes. Singapore Changi Airport is in Singapore, and George Bush Intercontinental Airport is in United States. Travelers should confirm passport, visa, and customs requirements before departure.
Can I track SIN–IAH flights on TripDesk365?
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Yes. TripDesk365 imports your booking confirmations from your inbox, identifies the route, and shows real-time status — gate changes, delays, and live aircraft position. Free for 14 days.
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