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$435+ 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SIN
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
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 August 2, 2025.

Round-trip from

$884
(Trip.com)

One-way from

$435
(Trip.com)

Popular in

December

Cheapest in

January

Average price

$1,480
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. 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 August 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 August 2, 2025.

This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1511:59 amIAH - SIN
2 stops36h 21mMultiple Airlines
Sun 9/2812:20 amSIN - IAH
2 stops33h 03mMultiple Airlines
Deal found 7/31$884
This Air Canada deal was found by Cheapflights users on 8/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/95:25 pmIAH - SIN
1 stop23h 35mAir Canada
Thu 11/138:50 amSIN - IAH
2 stops42h 34mAir Canada
Deal found 8/1$918
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.
Wed 8/272:25 pmIAH - SIN
1 stop38h 30mTurkish Airlines
Tue 9/910:15 amSIN - IAH
1 stop45h 50mTurkish Airlines
Deal found 7/31$925
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/276:34 pmHOU - SIN
2 stops45h 26mDelta
Mon 9/87:30 amSIN - HOU
2 stops28h 04mDelta
Deal found 7/31$1,139
This American Airlines deal was found by Cheapflights users on 8/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/278:51 amHOU - SIN
2 stops26h 29mAmerican Airlines
Mon 9/81:55 amSIN - HOU
2 stops29h 15mAmerican Airlines
Deal found 8/1$1,147
This Gurufare deal was found by Cheapflights users on 8/1. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/278:51 amHOU - SIN
2 stops32h 19mJapan Airlines
Sun 9/71:55 amSIN - HOU
2 stops25h 08mJapan Airlines
Deal found 8/1$1,163
This Japan Airlines 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/258:51 amHOU - SIN
2 stops32h 19mMultiple Airlines
Mon 9/81:55 amSIN - HOU
2 stops25h 08mMultiple Airlines
Deal found 7/31$1,195
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.
Thu 12/45:35 pmHOU - SIN
2 stops32h 40mKLM
Wed 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.
Sun 9/148:32 pmHOU - SIN
2 stops35h 28mQatar Airways
Mon 9/296:45 pmSIN - HOU
2 stops32h 18mQatar Airways
Deal found 7/31$1,677
This Qantas Airways deal was found by Cheapflights users on 8/2. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/14:25 pmHOU - SIN
2 stops34h 05mQantas Airways
Wed 12/318:30 pmSIN - HOU
2 stops33h 24mQantas Airways
Deal found 8/2$2,440

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 August 2, 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

Mon 9/15

11:59 am-1:20 pm

2 stops36h 21m

Singapore Changi

Sun 9/28

12:20 am-8:23 pm

2 stops33h 03m

$884

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Sun 11/9

5:25 pm-7:00 am

1 stop23h 35m

Singapore Changi

Thu 11/13

8:50 am-1:24 pm

2 stops42h 34m

$918

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 8/27

2:25 pm-5:55 pm

1 stop38h 30m

Singapore Changi

Tue 9/9

10:15 am-7:05 pm

1 stop45h 50m

$925

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Wed 8/27

6:34 pm-5:00 am

2 stops45h 26m

Singapore Changi

Mon 9/8

7:30 am-10:34 pm

2 stops28h 04m

$1,139

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Wed 8/27

8:51 am-12:20 am

2 stops26h 29m

Singapore Changi

Mon 9/8

1:55 am-6:10 pm

2 stops29h 15m

$1,147

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Wed 8/27

8:51 am-6:10 am

2 stops32h 19m

Singapore Changi

Sun 9/7

1:55 am-2:03 pm

2 stops25h 08m

$1,163

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Mon 8/25

8:51 am-6:10 am

2 stops32h 19m

Singapore Changi

Mon 9/8

1:55 am-2:03 pm

2 stops25h 08m

$1,195

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Thu 12/4

5:35 pm-4:15 pm

2 stops32h 40m

Singapore Changi

Wed 12/10

1:40 am-4:27 pm

2 stops28h 47m

$1,573

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Sun 9/14

8:32 pm-9:00 pm

2 stops35h 28m

Singapore Changi

Mon 9/29

6:45 pm-2:03 pm

2 stops32h 18m

$1,677

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Mon 12/1

4:25 pm-4:30 pm

2 stops34h 05m

Singapore Changi

Wed 12/31

8:30 pm-3:54 pm

2 stops33h 24m

$2,440

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/1

Showing 1-10 of 23 results
1
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, 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 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 August 2, 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.

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 August 2, 2025.
Get a feel of what it's like to fly with EVA Air, Japan Airlines, and Singapore 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
1,220 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

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

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

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
1,541 reviews
EVA Air
8.4
Very good
1,220 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

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

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

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
7,983 reviews
EVA Air
8.4
Very good
1,220 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

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
KLM
7.8
Good
1,384 reviews
EVA Air
8.4
Very good
1,220 reviews

Food

8.1

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

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

    $461 is the cheapest one-way deal found within the past few days, from ZIPAIR. You may also be able to find cheap deals on Air Canada and Singapore Airlines, with prices starting from $518 and $587, 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, 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

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 August 2, 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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