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$443+ Cheap flights from Houston 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SIN
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Houston to Singapore Changi are usually found in January or February, booked 64 days in advance, depart on a Friday or Tuesday and return on a Friday

Cheap flight deals from Houston to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 julio 31, 2025.

Round-trip from

$842
(Trip.com)

One-way from

$443
(CheapTickets)

Popular in

December

Cheapest in

January

Average price

$1,182
From Houston to Singapore Changi
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One-way flight from Houston to Singapore Changi
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Highest demand for flights based on searches. 7% potential increase in price ($103 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($63 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 31, 2025.

This Trip.com deal was found by Cheapflights users on 7/29. 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.
lun. 8/256:25 amIAH - SIN
2 stops34h 00mMultiple Airlines
lun. 9/812:55 amSIN - IAH
2 stops40h 35mMultiple Airlines
Deal found 7/29$842
This CrystalTravel deal was found by Cheapflights users on 7/29. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/259:00 pmIAH - SIN
1 stop31h 55mTurkish Airlines
mar. 9/911:10 pmSIN - IAH
1 stop26h 30mTurkish Airlines
Deal found 7/29$917
This Air Canada deal was found by Cheapflights users on 7/29. 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.
dom. 11/99:39 amIAH - SIN
2 stops31h 21mAir Canada
jue. 11/138:50 amSIN - IAH
2 stops42h 34mAir Canada
Deal found 7/29$918
This Delta deal was found by Cheapflights users on 7/29. 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.
mié. 8/276:00 amHOU - SIN
2 stops34h 00mDelta
lun. 9/87:30 amSIN - HOU
2 stops28h 04mDelta
Deal found 7/29$1,139
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/256:00 amHOU - SIN
2 stops29h 20mAmerican Airlines
mar. 9/98:05 amSIN - HOU
2 stops25h 06mAmerican Airlines
Deal found 7/30$1,141
This Gurufare deal was found by Cheapflights users on 7/31. 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.
mié. 8/278:51 amHOU - SIN
2 stops32h 19mJapan Airlines
dom. 9/71:55 amSIN - HOU
2 stops25h 08mJapan Airlines
Deal found 7/31$1,164
This Japan Airlines deal was found by Cheapflights users on 7/30. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/258:51 amHOU - SIN
2 stops32h 19mMultiple Airlines
lun. 9/81:55 amSIN - HOU
2 stops25h 08mMultiple Airlines
Deal found 7/30$1,190
This KLM deal was found by Cheapflights users on 7/31. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/45:35 pmHOU - SIN
2 stops32h 40mKLM
mié. 12/101:40 amSIN - HOU
2 stops28h 47mKLM
Deal found 7/31$1,573
This oojo deal was found by Cheapflights users on 7/31. 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.
dom. 9/148:32 pmHOU - SIN
2 stops35h 28mQatar Airways
lun. 9/296:45 pmSIN - HOU
2 stops32h 18mQatar Airways
Deal found 7/31$1,677

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 julio 31, 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

lun. 8/25

6:25 am-5:25 am

2 stops34h 00m

Singapore Changi

lun. 9/8

12:55 am-4:30 am

2 stops40h 35m

$842

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

lun. 8/25

9:00 pm-5:55 pm

1 stop31h 55m

Singapore Changi

mar. 9/9

11:10 pm-12:40 pm

1 stop26h 30m

$917

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

dom. 11/9

9:39 am-7:00 am

2 stops31h 21m

Singapore Changi

jue. 11/13

8:50 am-1:24 pm

2 stops42h 34m

$918

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

mié. 8/27

6:00 am-5:00 am

2 stops34h 00m

Singapore Changi

lun. 9/8

7:30 am-10:34 pm

2 stops28h 04m

$1,139

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

lun. 8/25

6:00 am-12:20 am

2 stops29h 20m

Singapore Changi

mar. 9/9

8:05 am-8:11 pm

2 stops25h 06m

$1,141

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

mié. 8/27

8:51 am-6:10 am

2 stops32h 19m

Singapore Changi

dom. 9/7

1:55 am-2:03 pm

2 stops25h 08m

$1,164

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

lun. 8/25

8:51 am-6:10 am

2 stops32h 19m

Singapore Changi

lun. 9/8

1:55 am-2:03 pm

2 stops25h 08m

$1,190

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

jue. 12/4

5:35 pm-4:15 pm

2 stops32h 40m

Singapore Changi

mié. 12/10

1:40 am-4:27 pm

2 stops28h 47m

$1,573

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

dom. 9/14

8:32 pm-9:00 pm

2 stops35h 28m

Singapore Changi

lun. 9/29

6:45 pm-2:03 pm

2 stops32h 18m

$1,677

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

sáb. 8/16

11:43 am-9:30 pm

2 stops44h 47m

$443

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 26 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

How far ahead should I book a flight from Houston to Singapore?

Use this chart to determine the optimal time to book a round-trip flight from Houston to Singapore. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Houston to Singapore, you should look to book at least 64 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Houston to Singapore (average of $995). Flying from Houston to Singapore in December is currently the most expensive (average of $1,679). 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 SIN?

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 julio 31, 2025.

One of the essential ways to save on airfare from Houston to Singapore is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 21% on airfare.

How much does it cost to fly round-trip from Houston to Singapore?

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 julio 31, 2025.
Read through reviews of airlines operating flights from Houston to Singapore, such as EVA Air, Korean Air, and Japan Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,220 reviews

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,220 reviews
EVA Air
8.4
Very good
1,220 reviews

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,121 reviews
EVA Air
8.4
Very good
1,220 reviews

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,536 reviews
EVA Air
8.4
Very good
1,220 reviews

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Singapore Airlines
8.1
Very good
1,338 reviews
EVA Air
8.4
Very good
1,220 reviews

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Delta
8.0
Very good
7,981 reviews
EVA Air
8.4
Very good
1,220 reviews

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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 airport do you fly into for flights to Singapore from Houston?

    If you book a flight to Singapore from Houston, you will be flying to Changi, which is the city’s only airport. Singapore Changi (SIN) is located 10.5 mi from the center of Singapore. There are 0 flights from Houston to Changi per day from 7 different airlines.

  • What are the cheapest airlines flying from Houston to Singapore round-trip?

    Turkish Airlines, at $917, was found to be the cheapest airline from Houston to Singapore.Alternate airlines to your destination round-trip include Air Canada and Delta. Turkish Airlines is currently priced 25% below the average price you’ll pay for this route.

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

    $464 is the cheapest one-way deal found within the past few days, from ZIPAIR. You may also be able to find cheap deals on Singapore Airlines and Air Canada, with prices starting from $480 and $518, respectively.

  • Where are the most common layover locations when flying from Houston to Singapore?

    Most of the time, Houston to Singapore flights that have layovers will stop in San Francisco.

  • What are some popular things to do or see while on a layover in San Francisco?

    The majority of San Francisco visitors spend their time at Fisherman's Wharf, Union Square, and Bill Graham Civic Auditorium. Fisherman's Wharf, Union Square, and Bill Graham Civic Auditorium can be accessed by traveling approximately 13.0 mi, 11.6 mi, and 11.1 mi, respectively from San Francisco. Travelers can rent a car at San Francisco for an average daily rate of $57 to make sightseeing during their layover a little easier.

  • Where are the least popular layover locations for Houston to Singapore flights?

    Houston to Singapore flights have a layover in Manchester least often.

  • 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, October is the cheapest month in which you can book a flight from Houston to Singapore (average of $995). Flying from Houston to Singapore in December is currently the most expensive (average of $1,679). 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 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 julio 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$836Average$1,170FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$863Average$1,204FlexibilityNo cancel feeOn-time79%
Turkish AirlinesCheapest$864Average$938FlexibilityNo cancel feeOn-time77%
Singapore AirlinesCheapest$911Average$1,112FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$934Average$1,225FlexibilityNo cancel feeOn-time67%
EVA AirCheapest$1,115Average$1,531FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$1,174Average$1,306FlexibilityNo cancel feeOn-time68%

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