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$454+ 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SIN
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
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 April 17, 2025.

Round-trip from

$976
(United Airlines)

One-way from

$454
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$1,069
From Houston to Singapore
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One-way flight from Houston to Singapore
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Highest demand for flights based on searches. 8% potential increase in price ($107 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($64 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 17, 2025.

This United Airlines deal was found by Cheapflights users on 4/17. 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 10/27:25 amIAH - SIN
1 stop22h 00mUnited Airlines
Wed 10/228:40 pmSIN - IAH
1 stop27h 13mUnited Airlines
Deal found 4/17$976
This Cheapflightsfares deal was found by Cheapflights users on 4/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2710:00 amIAH - SIN
2 stops31h 40mANA
Mon 9/810:10 pmSIN - IAH
1 stop23h 35mANA
Deal found 4/17$978
This FlightHub deal was found by Cheapflights users on 4/17. 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 9/149:00 pmIAH - SIN
1 stop31h 55mTurkish Airlines
Tue 9/3010:15 amSIN - IAH
1 stop39h 25mTurkish Airlines
Deal found 4/17$983
This Fareboom deal was found by Cheapflights users on 4/15. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:30 amIAH - SIN
2 stops28h 50mMultiple Airlines
Sun 5/188:05 amSIN - IAH
2 stops27h 37mMultiple Airlines
Deal found 4/15$1,016
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/274:20 pmHOU - SIN
2 stops47h 40mDelta
Mon 9/81:10 amSIN - HOU
2 stops33h 30mDelta
Deal found 4/17$1,035
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/277:55 amIAH - SIN
2 stops32h 05mDelta
Mon 9/81:10 amSIN - IAH
2 stops33h 16mDelta
Deal found 4/17$1,035
This Air Canada deal was found by Cheapflights users on 4/17. 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.
Sun 6/14:55 pmIAH - SIN
1 stop25h 10mAir Canada
Sun 6/159:10 amSIN - IAH
2 stops41h 18mAir Canada
Deal found 4/17$1,047
This Travelocity deal was found by Cheapflights users on 4/17. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:00 amHOU - SIN
2 stops30h 20mJapan Airlines
Tue 10/78:05 amSIN - HOU
2 stops40h 45mJapan Airlines
Deal found 4/17$1,066
This oojo deal was found by Cheapflights users on 4/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/261:35 amIAH - SIN
1 stop23h 15mEVA Air
Tue 9/93:10 pmSIN - IAH
1 stop20h 15mEVA Air
Deal found 4/16$1,085
This Gurufare deal was found by Cheapflights users on 4/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/269:06 amIAH - SIN
2 stops26h 14mJapan Airlines
Mon 10/61:55 amSIN - IAH
2 stops30h 31mJapan Airlines
Deal found 4/17$1,140
This oojo deal was found by Cheapflights users on 4/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/226:25 amIAH - SIN
2 stops34h 05mCathay Pacific
Mon 5/121:50 amSIN - IAH
2 stops30h 19mCathay Pacific
Deal found 4/16$1,153
This FlightHub deal was found by Cheapflights users on 4/17. 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.
Wed 8/276:10 pmIAH - SIN
1 stop25h 50mQatar Airways
Sun 9/73:10 amSIN - IAH
1 stop25h 40mQatar Airways
Deal found 4/17$1,174

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 April 17, 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

Thu 10/2

7:25 am-6:25 pm

1 stop22h 00m

Singapore Changi

Wed 10/22

8:40 pm-10:53 am

1 stop27h 13m

$976

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Fri 9/26

2:25 pm-8:45 am

1 stop29h 20m

Singapore Changi

Tue 10/7

11:10 pm-12:40 pm

1 stop26h 30m

$977

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 8/27

10:00 am-6:40 am

2 stops31h 40m

Singapore Changi

Mon 9/8

10:10 pm-8:45 am

1 stop23h 35m

$978

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 4/30

6:30 am-12:20 am

2 stops28h 50m

Singapore Changi

Sun 5/18

8:05 am-10:42 pm

2 stops27h 37m

$1,016

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 8/27

7:55 am-5:00 am

2 stops32h 05m

Singapore Changi

Mon 9/8

1:10 am-9:26 pm

2 stops33h 16m

$1,035

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Tue 5/6

6:45 pm-5:00 am

2 stops45h 15m

Singapore Changi

Wed 5/14

7:30 am-9:17 pm

2 stops26h 47m

$1,036

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Sun 6/1

4:55 pm-7:05 am

1 stop25h 10m

Singapore Changi

Sun 6/15

9:10 am-1:28 pm

2 stops41h 18m

$1,047

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Tue 8/26

1:35 am-1:50 pm

1 stop23h 15m

Singapore Changi

Tue 9/9

3:10 pm-10:25 pm

1 stop20h 15m

$1,085

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Fri 9/26

9:06 am-12:20 am

2 stops26h 14m

Singapore Changi

Mon 10/6

1:55 am-7:26 pm

2 stops30h 31m

$1,140

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 8/27

6:10 pm-9:00 am

1 stop25h 50m

Singapore Changi

Sun 9/7

3:10 am-3:50 pm

1 stop25h 40m

$1,174

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 35 results
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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, September is the cheapest month in which you can book a flight from Houston to Singapore (average of $1,011). Flying from Houston to Singapore in December is currently the most expensive (average of $1,684). 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 April 17, 2025.

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

Rainfall in Singapore by month

Plan your trip to Singapore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Singapore ranges from 5.9 - 10.6 inches per month. December is typically the wettest month, when rainfall can reach 10.6 in. July is typically the driest time to visit Singapore when rainfall is around 5.9 in.

Temperature in Singapore by month

Plan your trip to Singapore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 78.8 F).

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 April 17, 2025.
Read through reviews of airlines operating flights from Houston to Singapore, such as EVA Air, Korean Air and Japan Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,177 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very good
1,064 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Japan Airlines
8.3
Very good
1,440 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
ANA
8.3
Very good
844 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Singapore Airlines
8.1
Very good
1,288 reviews
EVA Air
8.4
Very good
1,177 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

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.

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

    $454 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on ZIPAIR and Air Canada, with prices starting from $504 and $538, 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, September is the cheapest month in which you can book a flight from Houston to Singapore (average of $1,011). Flying from Houston to Singapore in December is currently the most expensive (average of $1,684). 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

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Alternative routes for Houston to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Houston to Singapore

Discover the top 7 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$728Average$1,118FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$811Average$927FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$835Average$1,236FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$937Average$1,144FlexibilityNo cancel feeOn-time79%
Air CanadaCheapest$1,061Average$1,248FlexibilityNo cancel feeOn-time67%
EVA AirCheapest$1,115Average$1,384FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$1,174Average$1,306FlexibilityNo cancel feeOn-time68%

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