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Cheap flights from Singapore to Houston George Bush Intcntl Airport from S$ 644

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 25-2. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — IAH
14 Dec — 21 Dec1
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 14 November 2025.

Round-trip from

S$ 1,207

One-way from

S$ 644

Popular in

April

Cheapest in

March

Average price

S$ 1,565
United Airlines
  • United Airlines
  • 25-11-8-12
  • 2 total stops
  • 63h 42m total
  • Singapore to Houston
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ZIPAIR
  • ZIPAIR
  • 25-2
  • 1 total stop
  • 20h 45m total
  • Singapore to Houston
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 0% potential price decrease (S$ 17 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 14 November 2025.

Thu 20-1108:50SIN - IAH
2 stops42h 34mAir Canada
Tue 2-1214:34IAH - SIN
2 stops50h 26mAir Canada
Deal found 13-11S$ 1,143
Tue 25-1110:10SIN - IAH
1 stop38h 54mUnited Airlines
Mon 8-1205:27IAH - SIN
1 stop24h 48mUnited Airlines
Deal found 11-11S$ 1,207
Mon 15-1222:20SIN - IAH
1 stop22h 08mUnited Airlines
Sun 18-105:25IAH - SIN
1 stop24h 50mUnited Airlines
Deal found 13-11S$ 1,217
Tue 25-1108:50SIN - IAH
2 stops26h 49mAir Canada
Mon 8-1214:34IAH - SIN
2 stops50h 26mAir Canada
Deal found 11-11S$ 1,312
Tue 9-1208:50SIN - IAH
2 stops42h 34mAir Canada
Mon 29-1218:24IAH - SIN
2 stops46h 36mAir Canada
Deal found 12-11S$ 1,345
Sun 14-1202:00SIN - IAH
2 stops59h 59mChina Airlines
Sun 11-107:00IAH - SIN
2 stops51h 40mChina Airlines
Deal found 13-11S$ 1,401
Mon 15-1222:20SIN - IAH
1 stop23h 25mANA
Sun 18-106:20IAH - SIN
2 stops34h 35mANA
Deal found 13-11S$ 1,411
Mon 15-1221:00SIN - IAH
2 stops33h 24mAir Canada
Sun 18-117:25IAH - SIN
1 stop23h 35mAir Canada
Deal found 12-11S$ 1,452

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 200,618 searches. Data last updated 14 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

Tue 10-3

10:10-00:55

1 stop27h 45m

Houston George Bush Intcntl

Thu 12-3

05:05-20:15

1 stop26h 10m

S$ 1,207

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 15-12

10:10-00:59

1 stop28h 49m

Houston George Bush Intcntl

Sun 18-1

14:22-08:00

1 stop27h 38m

S$ 1,217

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 15-12

22:20-06:28

1 stop22h 08m

Houston George Bush Intcntl

Sun 11-1

05:25-20:15

1 stop24h 50m

S$ 1,217

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 10-3

10:40-23:00

2 stops25h 20m

Houston George Bush Intcntl

Thu 12-3

18:00-20:25

2 stops37h 25m

S$ 1,251

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 25-11

08:50-16:24

1 stop21h 34m

Houston George Bush Intcntl

Mon 8-12

14:34-07:00

2 stops50h 26m

S$ 1,312

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 13-1

10:10-21:51

2 stops25h 41m

Houston George Bush Intcntl

Sun 25-1

18:33-08:00

1 stop23h 27m

S$ 1,346

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 13-1

10:10-21:51

2 stops25h 41m

Houston George Bush Intcntl

Mon 26-1

14:22-08:00

1 stop27h 38m

S$ 1,346

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Wed 25-2

00:40-07:25

1 stop20h 45m

S$ 644

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Thu 11-12

01:10-19:12

2 stops56h 02m

S$ 696

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sat 13-12

01:10-15:52

2 stops52h 42m

S$ 706

Flights are sorted by cheapest return flights first.

Deals found on 13-11

Showing 1-10 of 17 results
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 S$ 827). Flying from Singapore to Houston George Bush Intcntl Airport in July is currently the most expensive (average of S$ 1,429). 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.

What is the cheapest time of day to fly from SIN to IAH?

Find hourly flight availability from Singapore to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 November 2025.

It’s typically best to fly out from Singapore to Houston George Bush Intcntl Airport in the morning. Doing so could potentially save you 43% on the flight price compared to flying in the evening, which is usually more expensive.

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

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated 14 November 2025.
See what other customers who have flown with EVA Air, ANA, andUnited Airlines from Singapore to Houston George Bush Intcntl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,276 reviews
Check prices

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
EVA Air
8.4
Very Good
1,276 reviews
EVA Air
8.4
Very Good
1,276 reviews
Check prices

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
ANA
8.4
Very Good
1,004 reviews
EVA Air
8.4
Very Good
1,276 reviews
Check prices

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
United Airlines
7.4
Good
9,016 reviews
EVA Air
8.4
Very Good
1,276 reviews
Check prices

Overall

8.4

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

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?

    For a flight from Singapore to Houston George Bush Intcntl, you will be flying from Changi. Singapore Changi (SIN) is just 16.9 km from the centre of the city. Changi is the only Singapore airport and it handles 0 outbound flights to Houston George Bush Intcntl per day. 3 airlines have flights to Houston George Bush Intcntl from Singapore Changi on a regular basis.

  • 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 27h 45m. The time it takes to get you to your destination can typically vary by up to . There are 15960 km between Singapore and Houston George Bush Intcntl Airport.

  • What are the cheapest airlines flying from Singapore to Houston George Bush Intcntl Airport round-trip?

    Cheapflights users have booked flights from Singapore to Houston George Bush Intcntl Airport round-trip from S$ 1,067. Other airlines that can offer you cheap pricing are EVA Air, from S$ 1,417, and ANA, from S$ 1,430. United Airlines is priced at 27% lower than the current average price of a flight leaving 3 months from now.

  • 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 S$ 827). Flying from Singapore to Houston George Bush Intcntl Airport in July is currently the most expensive (average of S$ 1,429). 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.

See more FAQs

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Fly from Singapore to George Bush Intcntl on these airlines

Choose from the following airlines for your flight from Singapore to George Bush Intcntl. Flights are based on user searches made on Cheapflights and were last updated on 14 November 2025.
United Airlines flights from Singapore Changi to Houston George Bush Intcntl
ANA flights from Singapore Changi to Houston George Bush Intcntl
EVA Air flights from Singapore Changi to Houston George Bush Intcntl

Top 3 airlines flying from Singapore to George Bush Intcntl

Discover the top 3 airlines that operate flights from Singapore to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 14 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestS$ 1,067AverageS$ 1,321FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
EVA AirCheapestS$ 1,417AverageS$ 1,609FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
ANACheapestS$ 1,430AverageS$ 1,462FlexibilityNo cancel feeOn-time80%
Search ANA flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Singapore to George Bush Intcntl?

Cheapflights helps you search for flights from Singapore to George Bush Intcntl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Singapore to George Bush Intcntl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Singapore to George Bush Intcntl.

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

Certainly. Search results for flights to George Bush Intcntl from Singapore shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Singapore to George Bush Intcntl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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