Houston (HOU) → Singapore (SIN)
About Houston to Singapore Flights
Discover the best flights from Houston to Singapore, covering 16,005 km in approximately 20h 30m. Houston (HOU) to Singapore (SIN) is one of the major long-haul routes connecting United States and Singapore. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from Houston to Singapore.
12-Month Price History
Flight prices from Houston to Singapore vary significantly throughout the year. February typically offers the best deals with average prices around $2914, while July sees the highest prices, averaging $4793. Savvy travelers can save up to 39% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
80 days
For best prices
Booking Tips
For the best prices on Houston to Singapore flights, we recommend booking 167 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
United Airlines UA | $3930 | $16420 | $25410 |
Air France AF | $4220 | $14220 | $25890 |
British Airways BA | $4350 | $17090 | $27470 |
Singapore Airlines SQ | $4520 | $17010 | $31640 |
American Airlines AA | $4610 | $14320 | $24730 |
Scoot TR | $4860 | $15060 | $25990 |
Delta Air Lines DL | $4960 | $15310 | $26570 |
United Airlines
UA
Economy
$3930
Business
$16420
First
$25410
Air France
AF
Economy
$4220
Business
$14220
First
$25890
British Airways
BA
Economy
$4350
Business
$17090
First
$27470
Singapore Airlines
SQ
Economy
$4520
Business
$17010
First
$31640
American Airlines
AA
Economy
$4610
Business
$14320
First
$24730
Scoot
TR
Economy
$4860
Business
$15060
First
$25990
Delta Air Lines
DL
Economy
$4960
Business
$15310
First
$26570
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
Houston → Singapore
George Bush Intercontinental (IAH) to Singapore Changi (SIN)
Distance: 15,970 km
Average price: $3244
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Frequently Asked Questions
How long is the flight from Houston to Singapore?
The flight time from Houston (HOU) to Singapore (SIN) is approximately 20 hours and 30 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between Houston and Singapore?
The aerial distance between Houston and Singapore is 16,005 kilometers (9,945 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from Houston to Singapore?
Several airlines operate flights between Houston and Singapore, including Singapore Airlines, Scoot, American Airlines and 4 more airlines. Most flights on this route include one or more stops.
What is the cheapest month to fly from Houston to Singapore?
Based on historical data, February typically offers the lowest airfares for flights from Houston to Singapore. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Singapore?
For the best prices on Houston to Singapore flights, we recommend booking 179 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from Houston to Singapore?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of United States traveling to Singapore should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between Houston and Singapore?
Houston operates on America/Chicago time zone, while Singapore is in the Asia/Singapore time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.