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$328+ Cheap flights from George Bush Intcntl (IAH) to Singapore (SIN)

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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SIN
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheapflights Tip: The best prices from Houston George Bush Intcntl to Singapore Changi are usually found in April or October, booked 6 days in advance, depart on a Tuesday or Monday and return on a Monday

Find flight deals from George Bush Intcntl to Singapore

Cheapest flights from George Bush Intcntl to Singapore
Explore the most affordable flight options available from George Bush Intcntl to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This FlightHub deal was found by Cheapflights users on 11/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/302:55 pmIAH - SIN
1 stop36h 40mTurkish Airlines
Fri 12/511:40 amSIN - IAH
1 stop39h 30mTurkish Airlines
Deal found 11/12$894
This FlightHub deal was found by Cheapflights users on 11/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/292:55 pmIAH - SIN
1 stop36h 40mTurkish Airlines
Fri 12/511:40 amSIN - IAH
1 stop39h 30mTurkish Airlines
Deal found 11/12$913
This Expedia deal was found by Cheapflights users on 11/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:00 amIAH - SIN
2 stops36h 35mMultiple Airlines
Thu 11/208:50 amSIN - IAH
1 stop21h 34mMultiple Airlines
Deal found 11/10$1,008
This United Airlines deal was found by Cheapflights users on 11/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/125:15 amIAH - SIN
1 stop25h 00mUnited Airlines
Thu 11/2010:20 pmSIN - IAH
1 stop26h 44mUnited Airlines
Deal found 11/10$1,024
This United Airlines deal was found by Cheapflights users on 11/11. 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.
Sun 12/72:24 pmIAH - SIN
1 stop27h 36mUnited Airlines
Mon 12/2210:10 amSIN - IAH
1 stop25h 49mUnited Airlines
Deal found 11/11$1,074
This Orbitz deal was found by Cheapflights users on 11/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:00 amIAH - SIN
2 stops36h 35mMultiple Airlines
Sun 11/238:50 amSIN - IAH
1 stop21h 34mMultiple Airlines
Deal found 11/10$1,076
This United Airlines deal was found by Cheapflights users on 11/12. 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.
Wed 11/199:38 amIAH - SIN
2 stops32h 22mUnited Airlines
Fri 11/2810:10 amSIN - IAH
2 stops28h 33mUnited Airlines
Deal found 11/12$1,079
This United Airlines deal was found by Cheapflights users on 11/13. 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 11/254:26 pmIAH - SIN
2 stops25h 34mUnited Airlines
Sat 11/2910:10 amSIN - IAH
1 stop34h 18mUnited Airlines
Deal found 11/13$1,088
This Mytrip deal was found by Cheapflights users on 11/12. 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 11/309:15 amIAH - SIN
2 stops35h 15mMultiple Airlines
Fri 12/54:55 pmSIN - IAH
3 stops40h 37mMultiple Airlines
Deal found 11/12$1,110
This Air Canada deal was found by Cheapflights users on 11/12. 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 11/292:33 pmIAH - SIN
2 stops50h 27mAir Canada
Fri 12/58:50 amSIN - IAH
2 stops47h 54mAir Canada
Deal found 11/12$1,113

Cheap flight deals from George Bush Intcntl to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Singapore (SIN). 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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$875
(FlightHub)

One-way from

$328
(SmartFares)

Popular in

December

Cheapest in

April

Average price

$1,173
Provider with most accurate pricing for Houston George Bush Intcntl-Singapore Changi flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Singapore Changi flights.
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From Houston George Bush Intcntl to Singapore Changi
Search Deals
One-way flight from Houston George Bush Intcntl to Singapore Changi
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($214 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($79 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl to Singapore 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 November 13, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Singapore that are best for you.

Fly from

George Bush Intcntl

Fly to

Singapore

Route

Depart

Return

Price

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Thu 1/8

5:25 am-8:15 pm

1 stop24h 50m

Singapore Changi

Thu 1/29

10:10 am-7:10 pm

1 stop23h 00m

$1,024

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Sun 12/7

9:50 am-8:00 am

1 stop32h 10m

Singapore Changi

Mon 12/22

10:10 am-11:16 pm

2 stops27h 06m

$1,079

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Sat 11/22

8:35 pm-8:00 am

1 stop45h 25m

Singapore Changi

Thu 12/18

10:10 am-5:25 pm

1 stop21h 15m

$1,084

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Mon 2/9

5:45 pm-2:55 pm

1 stop31h 10m

Singapore Changi

Tue 2/24

12:40 am-7:25 am

2 stops44h 45m

$1,085

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Tue 11/25

4:26 pm-8:00 am

2 stops25h 34m

Singapore Changi

Sat 11/29

10:10 am-6:28 am

1 stop34h 18m

$1,088

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Tue 1/20

8:00 am-11:55 am

2 stops37h 55m

Singapore Changi

Mon 7/13

1:50 am-7:22 pm

2 stops30h 32m

$1,111

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Tue 11/18

5:02 pm-8:00 am

1 stop24h 58m

Singapore Changi

Mon 12/1

10:20 pm-5:46 am

1 stop21h 26m

$1,120

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Sun 11/30

10:20 am-6:55 am

1 stop30h 35m

Singapore Changi

Fri 12/5

10:10 am-6:26 pm

2 stops22h 16m

$1,134

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Thu 12/11

5:27 am-8:15 pm

1 stop24h 48m

Singapore Changi

Thu 12/18

10:20 pm-3:04 pm

1 stop30h 44m

$1,324

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Sun 1/25

7:00 am-9:35 am

2 stops36h 35m

$328

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 18 results
1
2

Compare providers for flights from George Bush Intcntl to Singapore

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 George Bush Intcntl to Singapore in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*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 Houston George Bush Intcntl Airport-Singapore flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Houston George Bush Intcntl Airport-Singapore flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Singapore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Singapore flights, Cheapflights users trust eDreams the most. eDreams 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 Houston George Bush Intcntl Airport-Singapore 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 George Bush Intcntl to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from George Bush Intcntl 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 Houston George Bush Intcntl Airport to Singapore

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

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Singapore. Price data was last updated on November 7, 2025.

Booking 6 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston George Bush Intcntl Airport to Singapore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Singapore (average of $852). Flying from Houston George Bush Intcntl Airport to Singapore in December is currently the most expensive (average of $1,273). 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 IAH to SIN?

Find hourly flight availability from George Bush Intcntl to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

It’s typically best to fly out from Houston George Bush Intcntl Airport to Singapore at noon. Doing so could potentially save you 23% on the flight price compared to flying in the evening, which is usually more expensive.

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated November 13, 2025.
See what other customers who have flown with EVA Air, Singapore Airlines, and Qatar Airways from Houston George Bush Intcntl Airport to Singapore 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

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,276 reviews
EVA Air
8.4
Very good
1,276 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Singapore Airlines
8.1
Very good
1,401 reviews
EVA Air
8.4
Very good
1,276 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Qatar Airways
7.4
Good
3,661 reviews
EVA Air
8.4
Very good
1,276 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
United Airlines
7.4
Good
9,017 reviews
EVA Air
8.4
Very good
1,276 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Air Canada
7.1
Good
10,448 reviews
EVA Air
8.4
Very good
1,276 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Singapore. 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 into for flights to Singapore from Houston George Bush Intcntl?

    Singapore Changi (SIN), located 10.5 mi from the city center, is the airport you fly into when you book flights from Houston George Bush Intcntl to Singapore. 6 airlines have flights to Changi from Houston George Bush Intcntl on a regular basis. Booking flights from Houston George Bush Intcntl to Singapore Changi should not be difficult; the airport handles an average of 0 inbound flights from Houston George Bush Intcntl per day.

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

    A quick flight from Houston George Bush Intcntl Airport to Singapore can take about 24h 50m. United Airlines provides one of the quickest options available for as low as $1,024. There are 9917 mi between Houston George Bush Intcntl Airport and Singapore.

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

    According to our current data, Singapore Airlines ($828), Turkish Airlines ($845), and Air Canada ($852) offers the cheapest pricing from Houston George Bush Intcntl Airport to Singapore. Singapore Airlines is priced at 33% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $423 on ZIPAIR. Other airlines that offer cheap prices include Cathay Pacific from $511 and Alaska Airlines from $550 one-way.

  • Where are the most common layover locations when flying from Houston George Bush Intcntl Airport to Singapore?

    Of the flights from Houston George Bush Intcntl Airport to Singapore that have layovers, most of them stop in San Francisco.

  • What are some popular things to do or see while on a layover in San Francisco?

    Most San Francisco visitors opt to spend their time experiencing Fisherman's Wharf, Union Square, and Bill Graham Civic Auditorium. Fisherman's Wharf, Union Square, and Bill Graham Civic Auditorium can be visited by traveling about 13.0 mi, 11.6 mi, and 11.1 mi respectively from San Francisco. Those landing in San Francisco looking to spend some time exploring during their layover can rent a car for about $58 per day.

  • Where are the least popular layover locations for Houston George Bush Intcntl Airport to Singapore flights?

    Of the flights from Houston George Bush Intcntl Airport to Singapore that have layovers, the fewest flights stop in Manchester.

  • Can I find deals for flights from George Bush Intcntl to Singapore that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Singapore.

  • Can I find deals for business class flights from George Bush Intcntl to Singapore?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Singapore 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 Houston George Bush Intcntl Airport to Singapore?

    Currently, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Singapore (average of $852). Flying from Houston George Bush Intcntl Airport to Singapore in December is currently the most expensive (average of $1,273). 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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Alternative routes for George Bush Intcntl to Singapore

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

Top 6 airlines flying from George Bush Intcntl to Singapore

Discover the top 6 airlines that operate flights from George Bush Intcntl to Singapore. 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$828Average$1,066FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$845Average$974FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$852Average$1,173FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$973Average$1,206FlexibilityNo cancel feeOn-time69%
EVA AirCheapest$1,080Average$1,723FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$1,174Average$1,491FlexibilityNo cancel feeOn-time68%

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