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Cheap flights from Singapore to Houston George Bush Intcntl Airport from £450

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — IAH
10 Sep — 17 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Singapore to George Bush Intcntl

Enter your travel dates to find the best prices.

Cheapest flights from Singapore to George Bush Intcntl
Explore the most affordable flight options available from Singapore to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 August 2026.

Tue 11/808:45 -
1 stop27h 00m
Wed 19/822:20 -
1 stop31h 15m
Deal found 7/8£886
Thu 3/908:45 -
1 stop27h 00m
Thu 10/914:48 -
1 stop26h 27m
Deal found 6/8£887
Wed 26/822:00 -
2 stops36h 50m
Wed 2/917:00 -
2 stops47h 00m
Deal found 7/8£896
Sun 13/1222:20 -
1 stop22h 08m
Sat 26/1222:25 -
1 stop31h 50m
Deal found 7/8£1,051
Wed 9/1215:45 -
1 stop19h 05m
Thu 24/1216:20 -
2 stops32h 10m
Deal found 7/8£1,080
Wed 9/1215:45 -
1 stop19h 05m
Wed 23/1206:00 -
2 stops40h 05m
Deal found 7/8£1,086
Tue 15/1215:45 -
1 stop19h 05m
Wed 23/1223:30 -
1 stop22h 35m
Deal found 7/8£1,088
Mon 14/1222:20 -
1 stop26h 31m
Mon 28/1222:15 -
2 stops32h 00m
Deal found 7/8£1,102
Wed 9/1210:10 -
1 stop29h 01m
Sat 26/1222:25 -
1 stop31h 50m
Deal found 7/8£1,132

Find flight deals from Singapore to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 August 2026.

Round-trip from

£886

One-way from

£450

Popular in

April

Cheapest in

January

Average price

£799
United Airlines
  • United Airlines
  • 6/9-26/10
  • 2 total stops
  • 52h 04m total
  • Singapore to Houston
Search Deals
Etihad Airways
  • Etihad Airways
  • 3/11
  • 2 total stops
  • 34h 50m total
  • Singapore to Houston
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Singapore to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 August 2026.
Use the filters below to find and compare flights from Singapore to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Thu 3/9

08:45-22:45

1 stop27h 00m

Houston George Bush Intcntl

Thu 10/9

14:48-06:15

1 stop26h 27m

£887

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Tue 15/12

10:10-16:52

1 stop20h 42m

Houston George Bush Intcntl

Sat 26/12

22:25-20:15

1 stop31h 50m

£1,051

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Tue 15/12

13:15-20:50

1 stop21h 35m

Houston George Bush Intcntl

Thu 24/12

16:20-12:05

2 stops29h 45m

£1,080
Fastest return journey

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Sun 13/12

15:45-20:50

1 stop19h 05m

Houston George Bush Intcntl

Wed 23/12

23:30-12:05

1 stop22h 35m

£1,088

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Mon 14/12

15:45-20:50

1 stop19h 05m

Houston George Bush Intcntl

Tue 22/12

23:30-12:05

1 stop22h 35m

£1,088

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Fri 11/12

15:45-20:50

1 stop19h 05m

Houston George Bush Intcntl

Wed 23/12

23:30-12:05

1 stop22h 35m

£1,088

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Wed 9/12

10:10-00:24

2 stops28h 14m

Houston George Bush Intcntl

Mon 28/12

22:15-20:15

2 stops32h 00m

£1,183

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Sun 20/12

02:20-05:00

3 stops40h 40m

Houston George Bush Intcntl

Sun 3/1

14:33-00:50

2 stops44h 17m

£2,591

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Tue 3/11

00:55-19:49

2 stops32h 54m

Houston George Bush Intcntl

Sun 8/11

15:19-10:25

2 stops29h 06m

£3,543

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Sun 1/11

00:55-19:49

2 stops32h 54m

Houston George Bush Intcntl

Tue 10/11

15:19-10:25

2 stops29h 06m

£3,556

Flights are sorted by cheapest return flights first.

Deals found on 8/8

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Singapore to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Singapore with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Singapore to Houston George Bush Intcntl Airport

What is the cheapest month to book a flight from Singapore to Houston George Bush Intcntl Airport?

Currently, January is the cheapest month in which you can book a flight from Singapore to Houston George Bush Intcntl Airport (average of £471). Flying from Singapore to Houston George Bush Intcntl Airport in April is currently the most expensive (average of £1,018). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Singapore to Houston George Bush Intcntl Airport?

Airfare is above average for this route at the moment.

Singapore to Houston George Bush Intcntl Airport flights typically cost between £798 and £799 in September.
The cheapest return price found within the last 5 days was £886 on United Airlines (6 Sept–26 Oct).

Related info for your journey

Find useful and relevant information for your journey from Singapore to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Singapore to Houston George Bush Intcntl?

    Most people fly from Singapore Changi (SIN) if they book a flight from Singapore to Houston George Bush Intcntl. On average, Changi has 0 outbound flights to Houston George Bush Intcntl per day from 0 airlines. Singapore Changi is conveniently located just 10.5 mi from Singapore’s city center.

  • How long is the flight from Singapore to Houston George Bush Intcntl Airport?

    Airlines like United Airlines and EVA Air fly from Singapore to Houston George Bush Intcntl Airport in about 21h 35m. The time it takes to get you to your destination can typically vary by up to 5h 25m. Singapore and Houston George Bush Intcntl Airport are separated by a distance of 9917 mi. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Singapore to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Singapore to George Bush Intcntl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Singapore to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to George Bush Intcntl.

  • Can I find deals for business class flights from Singapore to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Singapore to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Singapore to Houston George Bush Intcntl Airport?

    Currently, January is the cheapest month in which you can book a flight from Singapore to Houston George Bush Intcntl Airport (average of £471). Flying from Singapore to Houston George Bush Intcntl Airport in April is currently the most expensive (average of £1,018). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Can Cheapflights find flights from Singapore to George Bush Intcntl with no change fees?

Need flexible booking options for your flight to George Bush Intcntl from Singapore? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Of course! You can now track prices for flights from Singapore to George Bush Intcntl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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