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George Bush Intcntl

$490+ 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — IAH
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Singapore Changi to Houston George Bush Intcntl are usually found in March or October, 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 September 11, 2025.

Round-trip from

$787
(CheapTickets)

One-way from

$490
(CheapTickets)

Popular in

January

Cheapest in

March

Average price

$1,074
From Singapore Changi to Houston George Bush Intcntl
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One-way flight from Singapore Changi to Houston George Bush Intcntl
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Highest demand for flights based on searches. 5% potential increase in price ($69 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 11, 2025.

This Trip.com deal was found by Cheapflights users on 9/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/78:00 amSIN - IAH
2 stops34h 20mMultiple Airlines
Tue 10/146:44 amIAH - SIN
2 stops29h 06mMultiple Airlines
Deal found 9/9$880
This Air Canada deal was found by Cheapflights users on 9/9. 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 10/119:10 amSIN - IAH
2 stops47h 32mAir Canada
Sat 10/186:16 pmIAH - SIN
2 stops47h 49mAir Canada
Deal found 9/9$901
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sun 9/288:40 pmSIN - IAH
1 stop22h 06mUnited Airlines
Thu 10/28:10 pmIAH - SIN
1 stop33h 15mUnited Airlines
Deal found 9/9$960
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 12/1210:20 pmSIN - IAH
1 stop21h 27mUnited Airlines
Sat 1/178:30 pmIAH - SIN
1 stop33h 45mUnited Airlines
Deal found 9/9$961
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/308:40 pmSIN - IAH
1 stop22h 50mUnited Airlines
Wed 10/110:16 amIAH - SIN
1 stop30h 59mUnited Airlines
Deal found 9/9$964
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 9/268:40 pmSIN - IAH
1 stop22h 50mUnited Airlines
Wed 10/13:37 pmIAH - SIN
1 stop25h 38mUnited Airlines
Deal found 9/9$970
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 12/1510:20 pmSIN - IAH
1 stop26h 28mUnited Airlines
Sun 1/119:50 amIAH - SIN
1 stop32h 10mUnited Airlines
Deal found 9/11$971
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/251:35 amSIN - IAH
2 stops36h 23mDelta
Sat 12/65:55 pmIAH - SIN
2 stops45h 05mDelta
Deal found 9/9$975
This Air Canada deal was found by Cheapflights users on 9/10. 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.
Sun 9/219:10 amSIN - IAH
2 stops47h 32mAir Canada
Sun 10/124:50 pmIAH - SIN
1 stop25h 15mAir Canada
Deal found 9/10$994

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 September 11, 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

Sun 3/8

10:20 pm-6:20 am

1 stop21h 00m

Houston George Bush Intcntl

Thu 3/12

5:15 am-8:15 pm

1 stop26h 00m

$961

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 12/16

10:10 am-6:55 pm

1 stop22h 45m

Houston George Bush Intcntl

Sun 1/11

7:20 am-8:15 pm

1 stop22h 55m

$961

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sun 12/14

10:10 am-8:31 pm

1 stop24h 21m

Houston George Bush Intcntl

Mon 1/19

5:25 am-8:15 pm

1 stop24h 50m

$961

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Thu 12/18

10:10 am-12:59 am

1 stop28h 49m

Houston George Bush Intcntl

Mon 1/19

4:28 pm-8:00 am

1 stop25h 32m

$961

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sun 12/14

10:20 pm-5:47 am

1 stop21h 27m

Houston George Bush Intcntl

Sun 1/11

6:33 pm-8:00 am

1 stop23h 27m

$961

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sun 9/21

8:40 pm-3:08 pm

1 stop31h 28m

Houston George Bush Intcntl

Sun 10/12

5:38 am-6:25 pm

1 stop23h 47m

$961

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 12/15

10:20 pm-5:47 am

1 stop21h 27m

Houston George Bush Intcntl

Wed 1/21

6:33 pm-8:00 am

1 stop23h 27m

$961

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 3/10

10:10 am-6:50 pm

1 stop21h 40m

Houston George Bush Intcntl

Mon 6/1

5:15 am-6:25 pm

1 stop24h 10m

$962

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 3/10

10:10 am-5:45 am

1 stop32h 35m

Houston George Bush Intcntl

Tue 6/2

5:15 am-6:25 pm

1 stop24h 10m

$962

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 12/15

10:20 pm-5:47 am

1 stop21h 27m

Houston George Bush Intcntl

Sun 1/18

7:20 am-8:15 pm

1 stop22h 55m

$970

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 20 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 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 August 29, 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 September 11, 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.

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 September 11, 2025.
Read reviews from past customers who have flown EVA Air and United Airlines from Singapore to Houston George Bush Intcntl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,236 reviews

Boarding

8.4

Crew

8.6

Entertainment

8.0

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
EVA Air
8.4
Very good
1,236 reviews
EVA Air
8.4
Very good
1,236 reviews

Boarding

8.4

Crew

8.6

Entertainment

8.0

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
United Airlines
7.4
Good
8,937 reviews
EVA Air
8.4
Very good
1,236 reviews

Boarding

8.4

Crew

8.6

Entertainment

8.0

Overall

8.4

Comfort

8.3

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

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. 2 airlines 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.

  • How long is the flight from Singapore to Houston George Bush Intcntl Airport?

    Departing from Singapore to Houston George Bush Intcntl Airport will take you 21h. Airlines will cover a distance of 9917 mi.

  • 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 $866 on this airline. An additional option worth looking into is EVA Air, starting at $1,190. United Airlines is 23% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Montgomery
Spring
Jersey Village
Humble
The Woodlands
Conroe
Tomball
Katy
Cypress

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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 2 airlines flying from Singapore to George Bush Intcntl

Discover the top 2 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 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$866Average$1,177FlexibilityNo cancel feeOn-time69%
EVA AirCheapest$1,190Average$1,364FlexibilityNo cancel feeOn-time74%

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