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$465+ 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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SIN
Apr 24 — Mai 11
Fr 4/24
Fr 5/1
1 adult, Economy
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Cheap 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 März 25, 2026.

This Trip.com deal was found by Cheapflights users on 3/20. 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.
Fr 9/117:10 pm
IAH
-
SIN
1 stop33h 25m
Multiple Airlines
Di 9/159:00 am
SIN
-
IAH
1 stop28h 03m
Multiple Airlines
Deal found 3/20$944
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 9/211:45 am
IAH
-
SIN
2 stops28h 35m
Multiple Airlines
So 9/1311:05 pm
SIN
-
IAH
1 stop23h 40m
Multiple Airlines
Deal found 3/24$954
This Etihad Airways deal was found by Cheapflights users on 3/24. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 5/106:30 am
IAH
-
SIN
2 stops38h 10m
Multiple Airlines
Di 5/269:00 pm
SIN
-
IAH
2 stops38h 28m
Multiple Airlines
Deal found 3/24$987
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 9/110:15 pm
IAH
-
SIN
3 stops42h 05m
Multiple Airlines
So 9/611:05 pm
SIN
-
IAH
1 stop23h 40m
Multiple Airlines
Deal found 3/20$995
This Etihad Airways deal was found by Cheapflights users on 3/21. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 4/156:30 am
IAH
-
SIN
2 stops38h 10m
Multiple Airlines
So 4/269:00 pm
SIN
-
IAH
2 stops33h 21m
Multiple Airlines
Deal found 3/21$997
This oojo deal was found by Cheapflights users on 3/22. 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.
Di 9/19:05 pm
IAH
-
SIN
1 stop31h 50m
Turkish Airlines
Do 9/1011:05 pm
SIN
-
IAH
1 stop26h 40m
Turkish Airlines
Deal found 3/22$1,019
This Etihad Airways deal was found by Cheapflights users on 3/22. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 4/136:30 am
IAH
-
SIN
2 stops38h 20m
Multiple Airlines
Mo 4/209:00 pm
SIN
-
IAH
2 stops33h 57m
Multiple Airlines
Deal found 3/22$1,025
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 8/1210:45 am
IAH
-
SIN
1 stop38h 50m
Multiple Airlines
Di 8/1811:05 pm
SIN
-
IAH
1 stop22h 40m
Multiple Airlines
Deal found 3/19$1,026
This Etihad Airways deal was found by Cheapflights users on 3/21. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 4/76:04 am
IAH
-
SIN
2 stops38h 46m
Multiple Airlines
Di 4/148:45 pm
SIN
-
IAH
2 stops36h 51m
Multiple Airlines
Deal found 3/21$1,027
This Etihad Airways deal was found by Cheapflights users on 3/22. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 4/86:30 am
IAH
-
SIN
2 stops38h 20m
Multiple Airlines
Mi 5/279:00 pm
SIN
-
IAH
2 stops33h 45m
Multiple Airlines
Deal found 3/22$1,031

Find 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 März 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$987
(Etihad Airways)

One-way from

$465
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,106
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
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One-way flight from Houston George Bush Intcntl to Singapore Changi
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($162 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($73 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 März 25, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

So 4/19

6:30 am-9:40 am

2 stops38h 10m

Singapore Changi

Do 4/23

9:00 pm-8:36 pm

2 stops36h 36m

$997

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Mo 4/20

6:30 am-9:40 am

2 stops38h 10m

Singapore Changi

Mo 4/27

9:00 pm-4:20 pm

2 stops32h 20m

$1,025

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Di 5/12

6:04 am-9:40 am

2 stops38h 36m

Singapore Changi

Mi 8/12

9:00 pm-11:31 pm

2 stops39h 31m

$1,110

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Mi 4/22

9:40 pm-6:35 pm

1 stop31h 55m

Singapore Changi

Di 5/5

9:00 am-11:58 pm

2 stops27h 58m

$1,231

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Do 4/30

5:00 am-6:35 pm

1 stop24h 35m

Singapore Changi

Di 5/5

8:35 pm-6:10 am

2 stops22h 35m

$1,231

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Mi 5/6

6:40 pm-6:15 pm

2 stops34h 35m

Singapore Changi

Sa 5/9

3:15 am-4:40 pm

1 stop26h 25m

$1,260

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

So 4/19

5:00 am-6:35 pm

1 stop24h 35m

Singapore Changi

Do 5/7

9:00 am-12:56 am

1 stop28h 56m

$1,276

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Fr 4/24

5:00 am-6:35 pm

1 stop24h 35m

Singapore Changi

Mi 5/6

8:35 pm-10:51 am

1 stop27h 16m

$1,276

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Mo 4/20

6:25 am-7:15 pm

2 stops47h 50m

Singapore Changi

So 5/3

7:30 am-11:41 pm

2 stops29h 11m

$1,289

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Mi 4/22

2:59 pm-7:15 pm

2 stops39h 16m

Singapore Changi

So 5/3

7:30 am-11:41 pm

2 stops29h 11m

$1,289

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Singapore flight deals on Cheapflights vs. FlightHub >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 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 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 March 13, 2026.

Booking 82 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 $1,279). 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.

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 März 25, 2026.
See what other customers who have flown with EVA Air,Qatar Airways, andTurkish Airlines 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
8.5
Very good
1,390 reviews

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.5

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
EVA Air
8.5
Very good
1,390 reviews
EVA Air
8.5
Very good
1,390 reviews

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.5

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Qatar Airways
7.4
Good
3,732 reviews
EVA Air
8.5
Very good
1,390 reviews

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.5

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Turkish Airlines
7.4
Good
4,275 reviews
EVA Air
8.5
Very good
1,390 reviews

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.5

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
United Airlines
7.4
Good
9,478 reviews
EVA Air
8.5
Very good
1,390 reviews

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.5

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Air Canada
7.1
Good
10,838 reviews
EVA Air
8.5
Very good
1,390 reviews

Crew

8.6

Boarding

8.4

Comfort

8.3

Overall

8.5

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

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. 5 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 31h 55m. United Airlines provides one of the quickest options available for as low as $1,231. 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, Air Canada ($852), Turkish Airlines ($876), and United Airlines ($937) offers the cheapest pricing from Houston George Bush Intcntl Airport to Singapore. Air Canada is priced at 30% 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 $553 on Singapore Airlines. Other airlines that offer cheap prices include Air Canada from $563 and United Airlines from $572 one-way.

  • 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 $1,279). 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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Top 5 airlines flying from George Bush Intcntl to Singapore

Discover the top 5 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 März 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$852Average$1,142FlexibilityNo cancel feeOn-time67%
Turkish AirlinesCheapest$876Average$959FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$937Average$1,180FlexibilityNo cancel feeOn-time69%
EVA AirCheapest$1,053Average$1,690FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$1,123Average$2,172FlexibilityNo cancel feeOn-time68%

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