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Cheap flights from Singapore to Houston George Bush Intcntl Airport from £432

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 13/7. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — IAH
6 Jul — 13 Jul1
1 adult

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 1 July 2025.

Round-trip from

£672

One-way from

£432

Popular in

August

Cheapest in

October

Average price

£999
United Airlines
  • United Airlines
  • 13/8-20/8
  • 3 total stops
  • 53h 17m total
  • Singapore to Houston
Search Deals
ZIPAIR
  • ZIPAIR
  • 13/7
  • 1 total stop
  • 21h 00m total
  • Singapore to Houston
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£51 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 1 July 2025.

Wed 13/808:45SIN - IAH
2 stops28h 12mUnited Airlines
Wed 20/810:40IAH - SIN
1 stop25h 05mUnited Airlines
Deal found 28/6£672
Wed 12/1115:45SIN - IAH
1 stop19h 05mMultiple Airlines
Thu 11/1218:45IAH - SIN
2 stops27h 20mMultiple Airlines
Deal found 29/6£884
Tue 11/1101:30SIN - IAH
2 stops36h 26mDelta
Thu 11/1207:15IAH - SIN
2 stops31h 45mDelta
Deal found 29/6£1,125
Tue 30/1215:45SIN - IAH
1 stop19h 05mEVA Air
Mon 11/501:10IAH - SIN
1 stop21h 50mEVA Air
Deal found 29/6£1,129
Tue 11/1101:20SIN - IAH
1 stop29h 00mEmirates
Thu 11/1219:10IAH - SIN
1 stop23h 20mEmirates
Deal found 29/6£1,151
Mon 7/703:10SIN - IAH
2 stops33h 49mQatar Airways
Tue 22/718:10IAH - SIN
1 stop37h 50mQatar Airways
Deal found 30/6£3,872

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 1 July 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

Wed 13/8

08:45-23:57

2 stops28h 12m

Houston George Bush Intcntl

Wed 20/8

10:40-00:45

1 stop25h 05m

£672

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Wed 12/11

15:45-20:50

1 stop19h 05m

Houston George Bush Intcntl

Thu 11/12

18:45-12:05

2 stops27h 20m

£884

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 11/11

01:30-23:56

2 stops36h 26m

Houston George Bush Intcntl

Thu 11/12

07:15-05:00

2 stops31h 45m

£1,125

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 11/11

01:20-16:20

1 stop29h 00m

Houston George Bush Intcntl

Thu 11/12

19:10-08:30

1 stop23h 20m

£1,151

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sun 13/7

00:30-08:30

1 stop21h 00m

£432

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 12/8

08:45-10:58

1 stop39h 13m

£442

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 23/12

01:30-23:56

2 stops36h 26m

£507

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sat 27/12

01:30-17:46

2 stops30h 16m

£549

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Sat 27/12

01:20-16:20

1 stop29h 00m

£669

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 23/12

02:00-15:30

1 stop27h 30m

£777

Flights are sorted by cheapest return flights first.

Deals found on 29/6

Showing 1-10 of 11 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 return 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 return flight from Singapore to George Bush Intcntl. Price data was last updated on 27 June 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, February is the cheapest month in which you can book a flight from Singapore to Houston George Bush Intcntl Airport (average of £680). Flying from Singapore to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £1,096). 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 1 July 2025.

When flying from Singapore to Houston George Bush Intcntl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 1 July 2025.
Read through reviews of airlines operating flights from Singapore to Houston George Bush Intcntl Airport, such as Emirates, Delta, andZIPAIR. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,285 reviews
Check prices

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Crew

8.3

Overall

8.1

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.
Emirates
8.1
Very Good
3,285 reviews
Emirates
8.1
Very Good
3,285 reviews
Check prices

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Crew

8.3

Overall

8.1

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.
Delta
8.0
Very Good
7,973 reviews
Emirates
8.1
Very Good
3,285 reviews
Check prices

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Crew

8.3

Overall

8.1

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.
ZIPAIR
7.6
Good
49 reviews
Emirates
8.1
Very Good
3,285 reviews
Check prices

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Crew

8.3

Overall

8.1

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.
Qatar Airways
7.4
Good
3,596 reviews
Emirates
8.1
Very Good
3,285 reviews
Check prices

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Crew

8.3

Overall

8.1

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.
United Airlines
7.4
Good
8,852 reviews
Emirates
8.1
Very Good
3,285 reviews
Check prices

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Crew

8.3

Overall

8.1

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

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?

    Most people fly from Singapore Changi (SIN) if they book a flight from Singapore to Houston George Bush Intcntl. On average, Changi has 0 outbound flights to Houston George Bush Intcntl per day from 0 airlines. Singapore Changi is conveniently located just 10.5 mi from Singapore’s city center.

  • 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 £672 on this airline. Additional options worth looking into are Delta and Emirates, starting at £1,125 and £1,151 round-trip. You may be able to fly from Singapore to Houston George Bush Intcntl Airport for 21% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as £432 on ZIPAIR. Other airlines that offer cheap prices include United Airlines from £442 and Delta from £507 one-way.

  • 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 holiday 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, February is the cheapest month in which you can book a flight from Singapore to Houston George Bush Intcntl Airport (average of £680). Flying from Singapore to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £1,096). 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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Can Cheapflights find flights from Singapore to George Bush Intcntl with no change fees?

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