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$449+ 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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SIN
ene. 26 — feb. 21
dom. 1/26
dom. 2/2
1 adult, Economy
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The best prices from Houston to Singapore Changi are usually found in January or September, 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 enero 21, 2025.

Round-trip from

$923
(oojo)

One-way from

$449
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$993
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. 2% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($56 potential savings vs. average RT price).
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Average for round-trip flights in January 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 enero 21, 2025.

This Trip.com deal was found by Cheapflights users on 1/21. 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.
mar. 2/259:20 pmIAH - SIN
1 stop30h 15mTurkish Airlines
mar. 3/1811:25 pmSIN - IAH
1 stop34h 00mTurkish Airlines
Deal found 1/21$929
This American Airlines deal was found by Cheapflights users on 1/21. 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. 2/176:00 amIAH - SIN
2 stops28h 50mAmerican Airlines
mar. 2/258:15 amSIN - IAH
2 stops27h 55mAmerican Airlines
Deal found 1/21$961
This United Airlines deal was found by Cheapflights users on 1/21. 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.
jue. 4/108:30 pmIAH - SIN
1 stop33h 15mUnited Airlines
mar. 4/229:00 pmSIN - IAH
1 stop26h 49mUnited Airlines
Deal found 1/21$975
This Ovago deal was found by Cheapflights users on 1/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/245:51 amIAH - SIN
2 stops28h 59mJapan Airlines
jue. 2/68:15 amSIN - IAH
2 stops29h 44mJapan Airlines
Deal found 1/21$976
This Mytrip deal was found by Cheapflights users on 1/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/175:55 amIAH - SIN
3 stops45h 35mMultiple Airlines
lun. 2/244:50 amSIN - IAH
3 stops37h 48mMultiple Airlines
Deal found 1/21$1,010
This Booking.com deal was found by Cheapflights users on 1/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/256:50 pmIAH - SIN
1 stop23h 05mSingapore Airlines
lun. 3/172:10 amSIN - IAH
1 stop26h 15mSingapore Airlines
Deal found 1/21$1,018
This Delta deal was found by Cheapflights users on 1/21. 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.
sáb. 2/226:00 amHOU - SIN
2 stops33h 00mDelta
jue. 2/271:30 amSIN - HOU
2 stops34h 59mDelta
Deal found 1/21$1,033
This Delta deal was found by Cheapflights users on 1/21. 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.
vie. 3/285:30 amIAH - SIN
2 stops29h 40mDelta
lun. 4/77:30 amSIN - IAH
2 stops38h 11mDelta
Deal found 1/21$1,033
This Mytrip deal was found by Cheapflights users on 1/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/275:00 amHOU - SIN
2 stops36h 15mJapan Airlines
lun. 9/81:50 amSIN - HOU
2 stops25h 01mJapan Airlines
Deal found 1/21$1,040
This American Airlines deal was found by Cheapflights users on 1/21. 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.
mié. 8/275:00 amHOU - SIN
2 stops30h 20mAmerican Airlines
lun. 9/81:50 amSIN - HOU
2 stops25h 01mAmerican Airlines
Deal found 1/21$1,051
This FlightHub deal was found by Cheapflights users on 1/21. 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.
mar. 8/261:35 amIAH - SIN
1 stop23h 15mEVA Air
mar. 9/93:10 pmSIN - IAH
1 stop20h 15mEVA Air
Deal found 1/21$1,085
This FlightHub deal was found by Cheapflights users on 1/21. 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.
lun. 10/136:10 pmIAH - SIN
2 stops28h 15mQatar Airways
sáb. 10/182:15 amSIN - IAH
1 stop26h 35mQatar Airways
Deal found 1/21$1,117

Find flights from Houston to Singapore within your budget

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 enero 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

mar. 2/25

9:20 pm-5:35 pm

1 stop30h 15m

Singapore Changi

mar. 3/18

11:25 pm-8:25 pm

1 stop34h 00m

$929

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

lun. 2/17

6:00 am-12:50 am

2 stops28h 50m

Singapore Changi

mar. 2/25

8:15 am-10:10 pm

2 stops27h 55m

$961

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

jue. 4/10

8:30 pm-6:45 pm

1 stop33h 15m

Singapore Changi

mar. 4/22

9:00 pm-10:49 am

1 stop26h 49m

$975

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

lun. 2/17

5:55 am-5:30 pm

3 stops45h 35m

Singapore Changi

lun. 2/24

4:50 am-4:38 am

3 stops37h 48m

$1,010

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

mar. 2/25

6:50 pm-7:55 am

1 stop23h 05m

Singapore Changi

lun. 3/17

2:10 am-3:25 pm

1 stop26h 15m

$1,018

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

sáb. 2/22

6:00 am-5:00 am

2 stops33h 00m

Singapore Changi

jue. 2/27

1:30 am-10:29 pm

2 stops34h 59m

$1,033

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

vie. 3/28

5:30 am-12:10 am

2 stops29h 40m

Singapore Changi

lun. 4/7

7:30 am-8:41 am

2 stops38h 11m

$1,033

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

lun. 2/17

5:50 pm-12:55 pm

2 stops29h 05m

Singapore Changi

lun. 2/24

3:15 am-3:30 pm

1 stop26h 15m

$1,120

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

jue. 3/27

12:40 am-2:30 pm

1 stop24h 50m

Singapore Changi

lun. 4/7

1:10 pm-10:15 pm

1 stop22h 05m

$1,167

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

mar. 4/15

7:20 am-12:45 am

2 stops28h 25m

Singapore Changi

lun. 4/21

11:05 am-8:45 am

1 stop34h 40m

$1,184

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 32 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.

Travel insights for flights from Houston to Singapore

Get recent, data-driven insights about flights from Houston to Singapore including ideal travel times, pricing trends, and more.

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 January 17, 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, 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 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 enero 21, 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.

What is the cheapest day to fly from Houston to Singapore?

Use this chart to determine the cheapest time to fly round-trip from Houston to Singapore. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston to Singapore flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 enero 21, 2025.
See what other customers who have flown with Qatar Airways, Cathay Pacific and Singapore Airlines from Houston to Singapore have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,039 reviews

Food

8.1

Boarding

8.5

Overall

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.5
Very good
1,039 reviews
Korean Air
8.5
Very good
1,039 reviews

Food

8.1

Boarding

8.5

Overall

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

EVA Air
8.4
Very good
1,255 reviews
Korean Air
8.5
Very good
1,039 reviews

Food

8.1

Boarding

8.5

Overall

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

ANA
8.4
Very good
852 reviews
Korean Air
8.5
Very good
1,039 reviews

Food

8.1

Boarding

8.5

Overall

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Japan Airlines
8.3
Very good
1,449 reviews
Korean Air
8.5
Very good
1,039 reviews

Food

8.1

Boarding

8.5

Overall

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Singapore Airlines
8.1
Very good
1,328 reviews
Korean Air
8.5
Very good
1,039 reviews

Food

8.1

Boarding

8.5

Overall

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

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 $923, was found to be the cheapest airline from Houston to Singapore.Alternate airlines to your destination round-trip include United Airlines and American Airlines. Turkish Airlines is currently priced 29% below the average price you’ll pay for this route.

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

    $449 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 American Airlines and JetBlue, with prices starting from $463 and $637, 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. Manchester sees the second most layovers for non-direct flights flying from Houston to Singapore.

  • 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 $49 to make sightseeing during their layover a little easier.

  • What are some popular points of interest to see during a layover in Manchester?

    Manchester travelers tend to visit Manchester Museum, Royal Exchange Theatre, and St. Peter's Square more than any other notable places. Travelers on a layover in Manchester can visit Manchester Museum, Royal Exchange Theatre, and St. Peter's Square, by traveling 7.9 mi, 9.0 mi, and 8.7 mi, respectively after landing at Manchester. Travelers can rent a car at Manchester for an average daily rate of $38 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 Taipei City 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, 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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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 enero 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$728Average$1,134FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$835Average$1,354FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$846Average$948FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$877Average$1,389FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$1,100Average$1,247FlexibilityNo cancel feeOn-time67%
Qatar AirwaysCheapest$1,104Average$1,364FlexibilityNo cancel feeOn-time68%
EVA AirCheapest$1,115Average$1,379FlexibilityNo cancel feeOn-time74%
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