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$443+ Cheap flights from Houston 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SIN
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Houston to Singapore

Keep the following information in mind while searching for Houston to Singapore flight deals. Data was last updated November 3, 2025.

Round-trip from

$838
(FlightHub)

One-way from

$443
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,116
From Houston to Singapore
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One-way flight from Houston to Singapore
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($112 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Houston to Singapore

Cheapest flights from Houston to Singapore
Explore the most affordable flight options available from Houston to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Justfly.com deal was found by Cheapflights users on 11/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/89:05 pmIAH - SIN
1 stop30h 30mTurkish Airlines
Fri 11/2111:40 amSIN - IAH
1 stop45h 30mTurkish Airlines
Deal found 11/2$838
This oojo deal was found by Cheapflights users on 11/1. 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.
Sun 11/92:55 pmIAH - SIN
1 stop27h 50mTurkish Airlines
Sun 11/2310:25 amSIN - IAH
1 stop46h 45mTurkish Airlines
Deal found 11/1$855
This oojo deal was found by Cheapflights users on 11/3. 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.
Mon 12/19:05 pmIAH - SIN
1 stop45h 40mTurkish Airlines
Mon 12/811:40 amSIN - IAH
1 stop45h 30mTurkish Airlines
Deal found 11/3$901
This KAYAK deal was found by Cheapflights users on 11/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/302:55 pmIAH - SIN
1 stop27h 50mTurkish Airlines
Mon 12/811:40 amSIN - IAH
1 stop45h 30mTurkish Airlines
Deal found 11/2$938
This oojo deal was found by Cheapflights users on 11/2. 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.
Wed 12/39:05 pmIAH - SIN
1 stop30h 30mTurkish Airlines
Wed 12/1011:40 amSIN - IAH
1 stop45h 30mTurkish Airlines
Deal found 11/2$955
This KAYAK deal was found by Cheapflights users on 11/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/19:05 pmIAH - SIN
1 stop30h 30mTurkish Airlines
Thu 12/1110:25 amSIN - IAH
1 stop46h 45mTurkish Airlines
Deal found 11/2$969
This KAYAK deal was found by Cheapflights users on 11/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/19:05 pmIAH - SIN
1 stop30h 30mTurkish Airlines
Sat 12/1310:25 amSIN - IAH
1 stop40h 45mTurkish Airlines
Deal found 11/2$988
This FlightHub deal was found by Cheapflights users on 11/2. 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.
Tue 12/29:05 pmIAH - SIN
1 stop30h 30mTurkish Airlines
Wed 12/1011:40 amSIN - IAH
1 stop45h 30mTurkish Airlines
Deal found 11/2$990
This oojo deal was found by Cheapflights users on 11/3. 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.
Mon 11/106:08 amIAH - SIN
2 stops33h 32mCathay Pacific
Mon 11/176:00 pmSIN - IAH
2 stops39h 51mCathay Pacific
Deal found 11/3$998
This Trip.com deal was found by Cheapflights users on 11/2. 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.
Wed 12/35:00 amIAH - SIN
2 stops50h 55mMultiple Airlines
Wed 12/1010:50 pmSIN - IAH
1 stop22h 15mMultiple Airlines
Deal found 11/2$1,002
This oojo deal was found by Cheapflights users on 11/3. 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.
Wed 11/124:47 pmIAH - SIN
2 stops37h 23mCathay Pacific
Tue 11/251:25 amSIN - IAH
2 stops50h 36mCathay Pacific
Deal found 11/3$1,003
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Wed 12/32:55 pmIAH - SIN
1 stop29h 05mTurkish Airlines
Mon 12/811:40 amSIN - IAH
1 stop45h 30mTurkish Airlines
Deal found 11/2$1,004

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston 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 3, 2025.
Use the filters below to find and compare flights from Houston to Singapore that are best for you.

Fly from

Houston

Fly to

Singapore

Route

Depart

Return

Price

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 1/14

9:05 pm-8:45 am

1 stop45h 40m

Singapore Changi

Sun 1/25

10:25 am-7:10 pm

1 stop46h 45m

$921

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Tue 12/2

7:20 am-8:15 pm

1 stop22h 55m

Singapore Changi

Mon 12/8

10:20 pm-6:28 am

1 stop22h 08m

$1,024

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Tue 11/18

3:23 pm-8:00 am

1 stop26h 37m

Singapore Changi

Thu 12/4

10:10 am-5:09 pm

1 stop20h 59m

$1,024

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Thu 3/5

5:00 am-8:15 pm

2 stops25h 15m

Singapore Changi

Tue 3/10

10:10 am-7:09 pm

1 stop21h 59m

$1,024

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Tue 12/2

4:23 pm-8:00 am

2 stops25h 37m

Singapore Changi

Tue 12/9

10:20 pm-6:28 am

1 stop22h 08m

$1,029

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Sun 12/7

9:38 pm-8:15 pm

1 stop32h 37m

Singapore Changi

Mon 12/22

10:10 am-10:20 pm

2 stops26h 10m

$1,029

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-10:48 pm

2 stops26h 38m

$1,029

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 11/19

5:15 am-8:15 pm

1 stop25h 00m

Singapore Changi

Mon 12/8

10:10 am-6:26 pm

2 stops22h 16m

$1,029

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Thu 12/4

5:27 am-8:15 pm

1 stop24h 48m

Singapore Changi

Mon 12/8

10:10 am-6:26 pm

2 stops22h 16m

$1,029

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Sun 1/18

8:30 pm-8:15 pm

1 stop33h 45m

Singapore Changi

Sun 1/25

10:45 am-5:52 am

2 stops33h 07m

$1,034

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 39 results
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2
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Best time to book a flight from Houston to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Houston 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 to Singapore

What is the cheapest month to book a flight from Houston to Singapore?

Currently, February is the cheapest month in which you can book a flight from Houston to Singapore (average of $856). Flying from Houston to Singapore in July is currently the most expensive (average of $1,068). 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 HOU to SG?

Find hourly flight availability from Houston 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 3, 2025.

It’s optimal to fly from Houston to Singapore at noon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the morning.

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 3, 2025.
Get a feel of what it's like to fly with EVA Air, Singapore Airlines, and United Airlines from Houston to Singapore by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,269 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

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
1,269 reviews
EVA Air
8.4
Very good
1,269 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

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
Singapore Airlines
8.1
Very good
1,391 reviews
EVA Air
8.4
Very good
1,269 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

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
8,996 reviews
EVA Air
8.4
Very good
1,269 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

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
Turkish Airlines
7.3
Good
4,040 reviews
EVA Air
8.4
Very good
1,269 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

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
Air Canada
7.1
Good
10,397 reviews
EVA Air
8.4
Very good
1,269 reviews

Entertainment

8.0

Boarding

8.4

Crew

8.6

Food

8.1

Overall

8.4

Comfort

8.3

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 Houston 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 to Singapore?

    Airlines like Turkish Airlines, United Airlines, and Delta fly from Houston to Singapore in about 22h 55m. The time it takes to get you to your destination can typically vary by up to 22h 45m. The distance between Houston and Singapore is about 9917 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Houston to Singapore one-way?

    $453 is the cheapest one-way deal found within the past few days, from ZIPAIR. You may also be able to find cheap deals on Delta and Qatar Airways, with prices starting from $670 and $884, respectively.

  • Can I find deals for flights from Houston to Singapore that include hotel bookings?

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

  • How can I find direct flights from Houston to Singapore?

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

  • Can I find deals for business class flights from Houston to Singapore?

    Yes. Cheapflights offers flight deals from Houston 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 to Singapore?

    Currently, February is the cheapest month in which you can book a flight from Houston to Singapore (average of $856). Flying from Houston to Singapore in July is currently the most expensive (average of $1,068). 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 8 airlines flying from Houston to Singapore

Discover the top 8 airlines that operate flights from Houston 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$828Average$1,083FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$845Average$957FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$852Average$1,166FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$937Average$1,144FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$973Average$1,171FlexibilityNo cancel feeOn-time69%
EVA AirCheapest$1,080Average$1,613FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$1,174Average$1,491FlexibilityNo cancel feeOn-time68%
ZIPAIRCheapest$1,178Average$1,205FlexibilityNo cancel feeOn-timeN/A

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