Find flights
When to book
Airlines
FAQs

Cheap flights from Singapore to Houston George Bush Intcntl Airport from S$ 610

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 21-1. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — IAH
6 Dec — 13 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 6 November 2025.

Round-trip from

S$ 1,209

One-way from

S$ 610

Popular in

April

Cheapest in

March

Average price

S$ 1,572
United Airlines
  • United Airlines
  • 10-3-12-3
  • 2 total stops
  • 49h 40m total
  • Singapore to Houston
Search Deals
21-1
  • 21-1
  • 3 total stops
  • 50h 28m 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
Search Deals

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 6 November 2025.

Mon 15-1210:10SIN - IAH
1 stop22h 45mUnited Airlines
Sun 18-115:22IAH - SIN
1 stop26h 38mUnited Airlines
Deal found 5-11S$ 1,222
Mon 15-1222:20SIN - IAH
1 stop26h 28mUnited Airlines
Sun 11-105:25IAH - SIN
1 stop24h 50mUnited Airlines
Deal found 4-11S$ 1,225
Sat 22-1122:20SIN - IAH
1 stop26h 44mUnited Airlines
Sat 29-1105:15IAH - SIN
1 stop25h 00mUnited Airlines
Deal found 5-11S$ 1,399
Sat 22-1108:50SIN - IAH
2 stops42h 34mAir Canada
Sat 29-1114:33IAH - SIN
2 stops50h 27mAir Canada
Deal found 5-11S$ 1,421
Mon 15-1211:15SIN - IAH
2 stops45h 55mIndiGo
Sun 18-121:05IAH - SIN
2 stops47h 10mIndiGo
Deal found 4-11S$ 1,456
Sat 22-1120:15SIN - IAH
3 stops46h 38mMultiple Airlines
Sat 29-1121:05IAH - SIN
2 stops47h 10mMultiple Airlines
Deal found 5-11S$ 1,467
Mon 15-1214:25SIN - IAH
2 stops47h 34mChina Airlines
Sun 18-107:00IAH - SIN
2 stops40h 05mChina Airlines
Deal found 5-11S$ 1,486
Sun 14-1202:00SIN - IAH
2 stops59h 59mChina Airlines
Sun 11-107:00IAH - SIN
2 stops40h 05mChina Airlines
Deal found 5-11S$ 1,520

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 6 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 20-1

22:20-13:11

1 stop28h 51m

Houston George Bush Intcntl

Fri 17-4

05:05-18:25

1 stop24h 20m

S$ 1,214

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 20-1

10:10-05:45

1 stop33h 35m

Houston George Bush Intcntl

Mon 20-4

07:10-18:25

1 stop22h 15m

S$ 1,214

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 10-3

10:10-22:48

1 stop25h 38m

Houston George Bush Intcntl

Thu 12-3

05:05-20:15

1 stop26h 10m

S$ 1,214

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 15-12

22:20-06:28

1 stop22h 08m

Houston George Bush Intcntl

Sun 18-1

05:25-20:15

1 stop24h 50m

S$ 1,225

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 15-12

22:20-10:48

1 stop26h 28m

Houston George Bush Intcntl

Sun 11-1

05:25-20:15

1 stop24h 50m

S$ 1,225

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sun 18-1

22:30-18:48

2 stops34h 18m

Houston George Bush Intcntl

Sun 19-4

17:50-23:40

2 stops40h 50m

S$ 1,259

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 19-1

22:20-06:29

1 stop22h 09m

Houston George Bush Intcntl

Sun 19-4

12:28-06:45

1 stop29h 17m

S$ 1,353

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Fri 23-1

23:25-19:18

3 stops33h 53m

S$ 674

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 15-12

17:00-19:12

3 stops40h 12m

S$ 689

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Wed 11-2

23:20-07:25

1 stop22h 05m

S$ 742

Flights are sorted by cheapest return flights first.

Deals found on 4-11

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$ 831). Flying from Singapore to Houston George Bush Intcntl Airport in July is currently the most expensive (average of S$ 1,436). 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 6 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 6 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
1,270 reviews
Check prices

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

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
1,270 reviews
EVA Air
8.4
Very Good
1,270 reviews
Check prices

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

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
1,003 reviews
EVA Air
8.4
Very Good
1,270 reviews
Check prices

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

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
9,003 reviews
EVA Air
8.4
Very Good
1,270 reviews
Check prices

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

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 28h 51m. 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$ 1,072. Other airlines that can offer you cheap pricing are EVA Air, from S$ 1,424, and ANA, from S$ 1,437. 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$ 831). Flying from Singapore to Houston George Bush Intcntl Airport in July is currently the most expensive (average of S$ 1,436). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 6 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 6 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestS$ 1,072AverageS$ 1,328FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
EVA AirCheapestS$ 1,424AverageS$ 1,617FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
ANACheapestS$ 1,437AverageS$ 1,469FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.