HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Singapore

$421+ Cheap flights from George Bush Intcntl (IAH) to Singapore

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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SIN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from George Bush Intcntl to Singapore 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.

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 December 18, 2025.

This lol.travel deal was found by Cheapflights users on 12/16. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:25 pmIAH - SIN
1 stop23h 35mAir Canada
Sat 1/318:50 amSIN - IAH
1 stop21h 34mAir Canada
Deal found 12/16$1,444
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Thu 12/2512:50 pmIAH - SIN
2 stops29h 10mUnited Airlines
Sat 1/3110:20 pmSIN - IAH
2 stops26h 20mUnited Airlines
Deal found 12/16$1,528
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/239:55 pmIAH - SIN
1 stop32h 20mUnited Airlines
Thu 1/810:10 amSIN - IAH
1 stop21h 05mUnited Airlines
Deal found 12/16$1,616
This Air Canada deal was found by Cheapflights users on 12/15. 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.
Tue 12/169:39 amIAH - SIN
2 stops31h 21mAir Canada
Mon 9/1411:55 pmSIN - IAH
2 stops56h 46mAir Canada
Deal found 12/15$1,640
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/239:55 pmIAH - SIN
1 stop32h 20mUnited Airlines
Tue 1/610:20 pmSIN - IAH
1 stop21h 25mUnited Airlines
Deal found 12/16$1,684
This Mytrip deal was found by Cheapflights users on 12/15. 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.
Tue 12/169:05 amIAH - SIN
1 stop24h 40mMultiple Airlines
Mon 9/1411:05 amSIN - IAH
1 stop34h 40mMultiple Airlines
Deal found 12/15$1,723
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/283:30 pmIAH - SIN
1 stop26h 30mUnited Airlines
Thu 1/810:20 pmSIN - IAH
1 stop21h 25mUnited Airlines
Deal found 12/15$1,773
This Booking.com deal was found by Cheapflights users on 12/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:35 pmIAH - SIN
3 stops34h 25mMultiple Airlines
Sat 1/312:55 pmSIN - IAH
2 stops30h 40mMultiple Airlines
Deal found 12/16$1,788

Find flight deals from George Bush Intcntl to Singapore

Keep the following information in mind while searching for George Bush Intcntl to Singapore flight deals. Data was last updated December 18, 2025.

Round-trip from

$869
(FlightHub)

One-way from

$421
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,688
From Houston George Bush Intcntl to Singapore
Search Deals
One-way flight from Houston George Bush Intcntl to Singapore
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 18, 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

Mon 1/12

9:05 pm-8:35 am

1 stop45h 30m

Singapore Changi

Mon 1/19

11:40 am-7:10 pm

1 stop45h 30m

$998

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Sat 4/25

5:25 pm-2:30 pm

2 stops32h 05m

Singapore Changi

Sat 5/2

7:00 am-1:39 pm

2 stops43h 39m

$1,000

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Sat 4/11

9:10 pm-5:20 pm

2 stops31h 10m

Singapore Changi

Fri 4/17

11:15 am-7:15 pm

2 stops45h 00m

$1,001

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Tue 1/13

8:00 am-6:35 am

2 stops32h 35m

Singapore Changi

Mon 1/19

2:20 am-11:49 am

2 stops23h 29m

$1,006

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 2/25

6:05 am-5:40 am

2 stops33h 35m

Singapore Changi

Tue 3/10

1:25 am-7:11 pm

2 stops30h 46m

$1,010

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Mon 1/12

4:25 pm-8:00 am

1 stop25h 35m

Singapore Changi

Mon 1/19

10:45 am-7:45 am

1 stop35h 00m

$1,024

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

10:00 am-12:59 am

1 stop28h 59m

$1,025

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Thu 3/5

5:05 am-8:15 pm

1 stop25h 10m

Singapore Changi

Mon 3/9

10:10 am-8:39 pm

1 stop23h 29m

$1,025

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Mon 2/2

3:02 pm-8:00 am

2 stops26h 58m

Singapore Changi

Mon 2/16

10:20 pm-5:46 am

1 stop21h 26m

$1,025

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Thu 3/5

3:22 pm-8:00 am

1 stop26h 38m

Singapore Changi

Thu 3/12

10:20 pm-6:32 am

1 stop21h 12m

$1,025

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 21 results
1
2
3

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

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

Currently, February 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 $1,275). 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 SG?

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 December 18, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 46% on flights from Houston George Bush Intcntl Airport to Singapore by exploring options for tickets at noon.

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 December 18, 2025.
Read through reviews of airlines operating flights from Houston George Bush Intcntl Airport to Singapore, such as EVA Air, Singapore Airlines, and Qatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very good
1,297 reviews

Entertainment

8.0

Boarding

8.4

Overall

8.5

Food

8.1

Crew

8.6

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.
EVA Air
8.5
Very good
1,297 reviews
EVA Air
8.5
Very good
1,297 reviews

Entertainment

8.0

Boarding

8.4

Overall

8.5

Food

8.1

Crew

8.6

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.
Singapore Airlines
8.1
Very good
1,414 reviews
EVA Air
8.5
Very good
1,297 reviews

Entertainment

8.0

Boarding

8.4

Overall

8.5

Food

8.1

Crew

8.6

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.
Qatar Airways
7.4
Good
3,686 reviews
EVA Air
8.5
Very good
1,297 reviews

Entertainment

8.0

Boarding

8.4

Overall

8.5

Food

8.1

Crew

8.6

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.
United Airlines
7.4
Good
9,093 reviews
EVA Air
8.5
Very good
1,297 reviews

Entertainment

8.0

Boarding

8.4

Overall

8.5

Food

8.1

Crew

8.6

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.
Air Canada
7.1
Good
10,534 reviews
EVA Air
8.5
Very good
1,297 reviews

Entertainment

8.0

Boarding

8.4

Overall

8.5

Food

8.1

Crew

8.6

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Walter,Nov 2025

LAX - TPE

Everything went well. The crew was very friendly and efficient and they made a long flight enjoyable.

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.

  • 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 10m. Turkish Airlines provides one of the quickest options available for as low as $1,001. There are 9917 mi between Houston George Bush Intcntl Airport and Singapore. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $454 on United Airlines. Other airlines that offer cheap prices include Air Canada from $563 and EVA Air from $654 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, February 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 $1,275). 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.

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 Haneda flights
George Bush Intcntl to Haneda flights
Hobby to Narita flights
George Bush Intcntl to Narita flights
Hobby to Ho Chi Minh City flights
Hobby to Suvarnabhumi flights
George Bush Intcntl to Ho Chi Minh City flights
Hobby to Mumbai flights
George Bush Intcntl to Mumbai flights
George Bush Intcntl to Suvarnabhumi flights
Hobby to Hyderabad flights
Hobby to New Delhi flights
Hobby to Taiwan Taoyuan Intl flights
Hobby to Incheon Intl flights
George Bush Intcntl to Hyderabad flights
George Bush Intcntl to Taiwan Taoyuan Intl flights
Hobby to Manila flights
Hobby to Karachi flights
George Bush Intcntl to Hongqiao Intl flights
George Bush Intcntl to New Delhi flights
Hobby to Hongqiao Intl flights
Hobby to Hong Kong flights
Hobby to Pu Dong flights
Hobby to Cochin flights
George Bush Intcntl to Manila flights
George Bush Intcntl to Karachi flights
George Bush Intcntl to Hong Kong flights
George Bush Intcntl to Incheon Intl flights
George Bush Intcntl to Cochin flights
Hobby to Lahore flights
Hobby to Denpasar flights
Hobby to Bangalore flights
George Bush Intcntl to Gimpo Intl flights
Hobby to Ahmedabad flights
George Bush Intcntl to Ahmedabad flights
Hobby to Cebu City flights
George Bush Intcntl to Pu Dong flights
Hobby to Chennai flights
Hobby to Kuala Lumpur Intl flights
George Bush Intcntl to Bangalore flights
George Bush Intcntl to Chennai flights
George Bush Intcntl to Lahore flights
Hobby to Dhaka flights
Hobby to Islamabad flights
George Bush Intcntl to Denpasar flights
Hobby to Kansai Intl flights
George Bush Intcntl to Sung Shan flights
Hobby to Capital 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$828Average$1,017FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$852Average$1,173FlexibilityNo cancel feeOn-time67%
Turkish AirlinesCheapest$876Average$943FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$973Average$1,201FlexibilityNo cancel feeOn-time69%
EVA AirCheapest$1,053Average$1,695FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$1,156Average$1,491FlexibilityNo cancel feeOn-time68%

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.