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Cheap flights from Singapore to Houston George Bush Intcntl Airport from £436

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 20/3. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — IAH
26 Dec — 2 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 26 November 2025.

Round-trip from

£705

One-way from

£436

Popular in

April

Cheapest in

March

Average price

£915
United Airlines
  • United Airlines
  • 22/1-26/1
  • 2 total stops
  • 48h 43m total
  • Singapore to Houston
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United Airlines
  • United Airlines
  • 20/3
  • 1 total stop
  • 39h 36m total
  • Singapore to Houston
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£1 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Find 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 26 November 2025.

Thu 25/1222:20SIN - IAH
1 stop30h 44mUnited Airlines
Thu 8/105:25IAH - SIN
1 stop24h 50mUnited Airlines
Deal found 25/11£705
Thu 27/1110:10SIN - IAH
1 stop33h 36mUnited Airlines
Wed 10/1205:27IAH - SIN
1 stop24h 48mUnited Airlines
Deal found 25/11£705
Mon 15/1210:10SIN - IAH
1 stop20h 59mUnited Airlines
Sun 18/105:25IAH - SIN
1 stop24h 50mUnited Airlines
Deal found 24/11£710
Mon 15/1206:35SIN - IAH
2 stops24h 18mUnited Airlines
Sun 11/118:33IAH - SIN
1 stop23h 27mUnited Airlines
Deal found 25/11£802
Wed 31/1210:10SIN - IAH
1 stop28h 49mUnited Airlines
Sun 11/107:20IAH - SIN
1 stop22h 55mUnited Airlines
Deal found 25/11£1,056
Sun 14/1202:30SIN - IAH
1 stop27h 50mEmirates
Sun 18/119:10IAH - SIN
1 stop23h 20mEmirates
Deal found 24/11£1,157
Sun 14/1200:30SIN - IAH
1 stop29h 50mEmirates
Sun 11/119:10IAH - SIN
1 stop23h 20mEmirates
Deal found 24/11£1,168

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 26 November 2025.
Use the filters below to find and compare flights from Singapore to Houston George Bush Intcntl Airport that are best for you.

Fly from

Singapore

Fly to

George Bush Intcntl

Route

Depart

Return

Price

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Thu 22/1

10:10-17:15

1 stop21h 05m

Houston George Bush Intcntl

Mon 26/1

14:22-08:00

1 stop27h 38m

£705

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 15/12

10:10-17:09

1 stop20h 59m

Houston George Bush Intcntl

Sun 18/1

05:25-20:15

1 stop24h 50m

£710

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 15/12

22:20-05:47

1 stop21h 27m

Houston George Bush Intcntl

Sun 11/1

09:50-08:00

1 stop32h 10m

£710

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 13/1

22:20-05:45

1 stop21h 25m

Houston George Bush Intcntl

Mon 26/1

12:25-08:00

1 stop29h 35m

£711

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Thu 25/12

06:35-19:10

2 stops26h 35m

Houston George Bush Intcntl

Thu 8/1

05:25-20:15

1 stop24h 50m

£795

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Wed 21/1

01:35-23:37

2 stops36h 02m

Houston George Bush Intcntl

Mon 26/1

06:20-00:10

2 stops27h 50m

£812

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Fri 20/3

22:20-05:46

1 stop20h 26m

£436

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 13/1

22:20-19:10

1 stop34h 50m

£436

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Thu 19/3

22:20-06:32

1 stop21h 12m

£436

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 24/3

10:10-06:32

1 stop33h 22m

£436

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 16 results
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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 £484). Flying from Singapore to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £836). 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.

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 fly from Singapore to Houston George Bush Intcntl Airport in about 21h 05m. The time it takes to get you to your destination can typically vary by up to . Singapore and Houston George Bush Intcntl Airport are separated by a distance of 9917 mi.

  • 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 £484). Flying from Singapore to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £836). 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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Why should you use Cheapflights to find cheap flight tickets from Singapore to George Bush Intcntl?

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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.

Can Cheapflights notify me if prices for flights from Singapore to George Bush Intcntl become cheaper?

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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