HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
George Bush Intcntl

$501+ Cheap flights from Singapore (SIN) to George Bush Intcntl (IAH)

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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — IAH
Apr 1 — Apr 81
Tue 4/1
Tue 4/8
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Singapore to George Bush Intcntl with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Singapore Changi to Houston George Bush Intcntl are usually found in October or March, booked 90 days in advance, depart on a Monday or Tuesday and return on a Tuesday

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 March 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$876
(United Airlines)

One-way from

$501
(Kiwi.com)

Popular in

August

Cheapest in

October

Average price

$1,031
Provider with most accurate pricing for Singapore Changi-Houston George Bush Intcntl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Singapore Changi-Houston George Bush Intcntl flights.
Search Deals
From Singapore Changi to Houston George Bush Intcntl
Search Deals
One-way flight from Singapore Changi to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($117 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Singapore to George Bush Intcntl

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 March 27, 2025.

This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/228:40 pmSIN - IAH
1 stop22h 13mUnited Airlines
Sat 4/266:05 pmIAH - SIN
1 stop35h 20mUnited Airlines
Deal found 3/26$876
This Air Canada deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/109:10 amSIN - IAH
2 stops41h 05mAir Canada
Sun 6/14:55 pmIAH - SIN
1 stop25h 10mAir Canada
Deal found 3/26$1,165
This Mytrip deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/41:50 amSIN - IAH
2 stops35h 02mMultiple Airlines
Mon 5/128:57 amIAH - SIN
2 stops31h 33mMultiple Airlines
Deal found 3/26$1,181
This Jetabroad deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/412:30 amSIN - IAH
1 stop20h 45mZIPAIR
Mon 5/1210:15 amIAH - SIN
1 stop23h 45mZIPAIR
Deal found 3/26$1,192
This Expedia deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/58:05 amSIN - IAH
2 stops40h 43mJapan Airlines
Mon 5/127:44 pmIAH - SIN
2 stops32h 46mJapan Airlines
Deal found 3/26$1,251
This Emirates deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2112:50 amSIN - IAH
1 stop29h 00mEmirates
Sat 4/267:55 pmIAH - SIN
1 stop30h 05mEmirates
Deal found 3/26$1,347
This Jettzy deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/223:10 pmSIN - IAH
2 stops37h 30mEVA Air
Fri 4/251:00 amIAH - SIN
1 stop23h 50mEVA Air
Deal found 3/26$1,349
This Qatar Airways deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/213:10 amSIN - IAH
1 stop25h 40mQatar Airways
Sat 4/266:10 pmIAH - SIN
2 stops28h 15mQatar Airways
Deal found 3/26$1,592
This oojo deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2412:20 amSIN - IAH
2 stops31h 56mPhilippine Airlines
Tue 5/67:44 pmIAH - SIN
2 stops38h 36mPhilippine Airlines
Deal found 3/25$4,913
This American Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/111:20 pmSIN - IAH
1 stop27h 20mAmerican Airlines
Wed 5/79:00 pmIAH - SIN
1 stop30h 05mAmerican Airlines
Deal found 3/26$6,577
This business-class.com deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/256:15 amSIN - IAH
1 stop21h 35mANA
Tue 5/611:35 amIAH - SIN
1 stop30h 05mANA
Deal found 3/25$7,444
This KLM deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/3012:40 amSIN - IAH
1 stop25h 35mKLM
Sat 5/103:30 pmIAH - SIN
1 stop35h 00mKLM
Deal found 3/26$7,669

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated March 27, 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 4/22

8:40 pm-5:53 am

1 stop22h 13m

Houston George Bush Intcntl

Sat 4/26

6:05 pm-6:25 pm

1 stop35h 20m

$876

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sat 5/10

9:10 am-1:15 pm

2 stops41h 05m

Houston George Bush Intcntl

Sun 6/1

4:55 pm-7:05 am

1 stop25h 10m

$1,165

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sun 5/4

1:50 am-11:52 pm

2 stops35h 02m

Houston George Bush Intcntl

Mon 5/12

8:57 am-5:30 am

2 stops31h 33m

$1,181

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sun 5/4

12:30 am-8:15 am

1 stop20h 45m

Houston George Bush Intcntl

Mon 5/12

10:15 am-11:00 pm

1 stop23h 45m

$1,192

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 5/5

8:05 am-11:48 am

2 stops40h 43m

Houston George Bush Intcntl

Mon 5/12

7:44 pm-5:30 pm

2 stops32h 46m

$1,251

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 4/21

12:50 am-4:50 pm

1 stop29h 00m

Houston George Bush Intcntl

Sat 4/26

7:55 pm-3:00 pm

1 stop30h 05m

$1,347

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 4/22

3:10 pm-3:40 pm

2 stops37h 30m

Houston George Bush Intcntl

Fri 4/25

1:00 am-1:50 pm

1 stop23h 50m

$1,349

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 4/21

3:10 am-3:50 pm

1 stop25h 40m

Houston George Bush Intcntl

Sat 4/26

6:10 pm-11:25 am

2 stops28h 15m

$1,592

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Thu 4/24

12:20 am-7:16 pm

2 stops31h 56m

Houston George Bush Intcntl

Tue 5/6

7:44 pm-11:20 pm

2 stops38h 36m

$4,913

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Thu 5/1

11:20 pm-1:40 pm

1 stop27h 20m

Houston George Bush Intcntl

Wed 5/7

9:00 pm-4:05 pm

1 stop30h 05m

$6,577

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 25 results
1
2
3

Compare providers for flights from Singapore to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Singapore to George Bush Intcntl in March.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Singapore-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Singapore-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Singapore-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Singapore-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Singapore-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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

How far ahead should I book a flight from Singapore to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Singapore to George Bush Intcntl. Price data was last updated on March 21, 2025.

The best time to book flights from Singapore to Houston George Bush Intcntl Airport is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Singapore to Houston George Bush Intcntl Airport (average of $241). Flying from Singapore to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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 March 27, 2025.

It’s optimal to fly from Singapore to Houston George Bush Intcntl Airport in the morning. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight in the afternoon.

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 3.2 in.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

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 March 27, 2025.
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
EVA Air
8.4
Very good
1,169 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
Japan Airlines
8.3
Very good
1,440 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
ANA
8.3
Very good
828 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
Emirates
8.0
Very good
3,189 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.
Delta
8.0
Very good
7,895 reviews
EVA Air
8.4
Very good
1,169 reviews

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

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?

    Singapore Changi (SIN), located 10.5 mi from the city center, is the airport you fly out of when you book flights from Singapore to Houston George Bush Intcntl. 1 airline have flights from Changi to Houston George Bush Intcntl on a regular basis. Booking flights from Singapore Changi to Houston George Bush Intcntl should not be difficult; the airport handles an average of 0 outbound flights to Houston George Bush Intcntl per day.

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

    Our cheapest airline available from Singapore to Houston George Bush Intcntl Airport is United Airlines. Our recent data shows that you can find tickets from as low as $876 on this airline. Additional options worth looking into are Air Canada and ZIPAIR, starting at $1,165 and $1,192 round-trip. United Airlines is 27% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Singapore to Houston George Bush Intcntl Airport one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $528. However, be on the lookout for offers from Delta and ZIPAIR, as they are both options that can get you from Singapore to Houston George Bush Intcntl Airport for a low price.

  • 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 vacation 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, August is the cheapest month in which you can book a flight from Singapore to Houston George Bush Intcntl Airport (average of $241). Flying from Singapore to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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

Traveling to a place near Singapore?

Book flights to Singapore if you plan to visit one of these locations
Conroe
Spring
Humble
Jersey Village
The Woodlands
Montgomery
Katy
Tomball
Cypress

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.

Alternative routes for Singapore to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.
Singapore to Hobby flights

Top airline flying from Singapore to George Bush Intcntl

Discover the top airline 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 2,558,603 searches. Data last updated March 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$831Average$1,053FlexibilityNo cancel feeOn-time69%
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.