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Cheap flights from Singapore to Houston George Bush Intcntl Airport from £434

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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — IAH
10 Apr — 17 Apr1
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 March 2026.

Wed 8/420:35
SIN
-
IAH
1 stop22h 53m
United Airlines
Thu 9/410:00
IAH
-
SIN
1 stop31h 45m
United Airlines
Deal found 6/3£699
Mon 6/409:00
SIN
-
IAH
1 stop26h 52m
United Airlines
Wed 15/418:05
IAH
-
SIN
1 stop23h 40m
United Airlines
Deal found 6/3£702
Tue 22/920:35
SIN
-
IAH
1 stop23h 00m
United Airlines
Thu 24/907:10
IAH
-
SIN
1 stop22h 25m
United Airlines
Deal found 8/3£703
Mon 20/422:00
SIN
-
IAH
2 stops38h 41m
Delta
Mon 27/407:45
IAH
-
SIN
2 stops32h 15m
Delta
Deal found 10/3£728
Mon 20/409:00
SIN
-
IAH
1 stop28h 57m
United Airlines
Mon 27/412:48
IAH
-
SIN
2 stops28h 57m
United Airlines
Deal found 10/3£783
Thu 2/409:00
SIN
-
IAH
2 stops24h 36m
United Airlines
Thu 9/407:17
IAH
-
SIN
1 stop22h 18m
United Airlines
Deal found 6/3£783
Sat 6/608:45
SIN
-
IAH
1 stop29h 14m
United Airlines
Sat 18/720:20
IAH
-
SIN
2 stops45h 20m
United Airlines
Deal found 7/3£792

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 March 2026.

Round-trip from

£699

One-way from

£434

Popular in

April

Cheapest in

January

Average price

£708
United Airlines
  • United Airlines
  • 8/4-9/4
  • 2 total stops
  • 54h 38m total
  • Singapore to Houston
Search Deals
United Airlines
  • United Airlines
  • 9/4
  • 1 total stop
  • 20h 56m total
  • Singapore to Houston
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£17 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 March 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 - IAH

SINIAH

Singapore Changi

Fri 24/4

09:00-00:57

1 stop28h 57m

Houston George Bush Intcntl

Fri 1/5

21:40-18:35

1 stop31h 55m

£702

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Wed 22/4

07:30-23:48

2 stops29h 18m

Houston George Bush Intcntl

Wed 29/4

06:35-23:55

2 stops28h 20m

£811
Fastest return journey

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sat 6/6

20:35-06:04

1 stop22h 29m

Houston George Bush Intcntl

Sat 18/7

19:35-06:15

1 stop21h 40m

£814

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Fri 24/4

07:30-23:59

2 stops29h 29m

Houston George Bush Intcntl

Fri 1/5

06:35-05:00

2 stops33h 25m

£936

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sat 4/4

09:00-23:14

2 stops27h 14m

Houston George Bush Intcntl

Wed 15/4

05:00-18:35

1 stop24h 35m

£937

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sun 5/4

09:00-00:57

1 stop28h 57m

Houston George Bush Intcntl

Sun 12/4

05:00-18:35

1 stop24h 35m

£943

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 10/8

08:45-06:35

1 stop34h 50m

Houston George Bush Intcntl

Sat 22/8

19:35-06:15

1 stop21h 40m

£991

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Fri 3/4

09:00-20:12

2 stops24h 12m

Houston George Bush Intcntl

Fri 10/4

07:17-18:35

1 stop22h 18m

£1,013

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sat 4/4

01:25-21:36

2 stops33h 11m

Houston George Bush Intcntl

Sun 12/4

19:25-23:55

2 stops39h 30m

£1,097

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sat 4/4

07:30-23:59

2 stops29h 29m

Houston George Bush Intcntl

Thu 9/4

16:00-05:00

2 stops48h 00m

£1,323

Flights are sorted by cheapest return flights first.

Deals found on 10/3

Showing 1-10 of 22 resultsSorted by cheapest first
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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 £446). Flying from Singapore to Houston George Bush Intcntl Airport in November is currently the most expensive (average of £757). 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 and Delta fly from Singapore to Houston George Bush Intcntl Airport in about 28h 57m. The time it takes to get you to your destination can typically vary by up to 21m. 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 £446). Flying from Singapore to Houston George Bush Intcntl Airport in November is currently the most expensive (average of £757). 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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