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Cheap flights from Houston to Singapore from $425

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Singapore departing on 3/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

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Turkish Airlines Logo
2:55 pm - 5:35 pmIAH-SIN
36h 40m1 stop
Turkish Airlines Logo
10:25 am - 7:10 pmSIN-IAH
46h 45m1 stop
$875Turkish Airlines
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Wed, Jan 7 - Thu, Jan 29
Turkish Airlines Logo
9:05 pm - 5:35 pmIAH-SIN
30h 30m1 stop
Turkish Airlines Logo
11:40 am - 7:10 pmSIN-IAH
45h 30m1 stop
$913Turkish Airlines
Find Deal
Thu, Jan 22 - Mon, Jan 26
Turkish Airlines Logo
9:05 pm - 8:45 amIAH-SIN
45h 40m1 stop
Turkish Airlines Logo
11:40 am - 7:10 pmSIN-IAH
45h 30m1 stop
$933Turkish Airlines
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Tue, Feb 3 - Wed, Mar 4
Multiple Airlines Logo
9:25 am - 11:10 pmIAH-SIN
23h 45m1 stop
Multiple Airlines Logo
9:20 am - 7:23 pmSIN-IAH
24h 03m2 stops
$945Multiple Airlines
Find Deal
Thu, Jan 15 - Fri, Jan 30
Turkish Airlines Logo
9:05 pm - 5:35 pmIAH-SIN
30h 30m1 stop
Turkish Airlines Logo
11:40 am - 1:10 pmSIN-IAH
39h 30m1 stop
$968Turkish Airlines
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Thu, Jan 15 - Fri, Jan 30
Multiple Airlines Logo
9:25 am - 11:45 pmIAH-SIN
24h 20m1 stop
Multiple Airlines Logo
9:20 am - 7:23 pmSIN-IAH
24h 03m2 stops
$984Multiple Airlines
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Thu, Jan 22 - Mon, Jan 26
ANA Logo
10:25 am - 12:55 amIAH-SIN
24h 30m1 stop
ANA Logo
10:45 am - 12:56 amSIN-IAH
28h 11m2 stops
$985ANA
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Tue, Feb 3 - Wed, Mar 4
Cathay Pacific Logo
8:00 am - 5:40 amIAH-SIN
31h 40m2 stops
Cathay Pacific Logo
7:40 am - 1:40 pmSIN-IAH
44h 00m2 stops
$988Cathay Pacific
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Thu, Jan 22 - Mon, Jan 26
American Airlines Logo
10:35 am - 6:35 amHOU-SIN
30h 00m2 stops
American Airlines Logo
8:15 am - 6:06 pmSIN-HOU
23h 51m2 stops
$1,046American Airlines
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Thu, Jan 22 - Mon, Jan 26
American Airlines Logo
10:35 am - 6:35 amHOU-SIN
30h 00m2 stops
American Airlines Logo
2:20 am - 12:09 pmSIN-HOU
23h 49m2 stops
$1,063American Airlines
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Thu, Jan 22 - Sun, Jan 25

Turkish Airlines flights from Houston to Singapore

Our best Turkish Airlines deals on Houston to Singapore flight tickets
Turkish Airlines
Jan 7
IAH2:55 pmHouston George Bush Intcntl
36h 40m
1 stop
SIN5:35 pmSingapore Changi
Jan 29
SIN10:25 amSingapore Changi
46h 45m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$875
Find similar
Turkish Airlines
Jan 22
IAH9:05 pmHouston George Bush Intcntl
30h 30m
1 stop
SIN5:35 pmSingapore Changi
Jan 26
SIN11:40 amSingapore Changi
45h 30m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$913
Find similar
Turkish Airlines
Feb 3
IAH9:05 pmHouston George Bush Intcntl
45h 40m
1 stop
SIN8:45 amSingapore Changi
Mar 4
SIN11:40 amSingapore Changi
45h 30m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$933
Find similar

ANA flights from Houston to Singapore

Our best ANA deals on Houston to Singapore flight tickets
ANA
Feb 3
IAH10:25 amHouston George Bush Intcntl
24h 30m
1 stop
SIN12:55 amSingapore Changi
Mar 4
SIN10:45 amSingapore Changi
28h 11m
2 stops
IAH12:56 amHouston George Bush Intcntl
$985
Find similar
ANA
Apr 28
IAH8:20 amHouston George Bush Intcntl
27h 25m
2 stops
SIN12:45 amSingapore Changi
May 20
SIN6:15 amSingapore Changi
25h 10m
2 stops
IAH6:25 pmHouston George Bush Intcntl
$992
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ANA
Jan 22
IAH11:55 amHouston George Bush Intcntl
29h 00m
2 stops
SIN6:55 amSingapore Changi
Jan 26
SIN10:45 amSingapore Changi
35h 00m
1 stop
IAH7:45 amHouston George Bush Intcntl
$1,020
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momondo 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, momondo users made 832,500 searches. Data last updated November 16, 2025.
Use the filters below to find and compare flights from Houston to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 1/7

2:55 pm-5:35 pm

1 stop36h 40m

Singapore Changi

Thu 1/29

10:25 am-7:10 pm

1 stop46h 45m

$875

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Thu 1/22

9:05 pm-5:35 pm

1 stop30h 30m

Singapore Changi

Mon 1/26

11:40 am-7:10 pm

1 stop45h 30m

$913

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Tue 2/3

9:05 pm-8:45 am

1 stop45h 40m

Singapore Changi

Wed 3/4

11:40 am-7:10 pm

1 stop45h 30m

$933

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Thu 1/15

9:25 am-11:10 pm

1 stop23h 45m

Singapore Changi

Fri 1/30

9:20 am-7:23 pm

2 stops24h 03m

$945

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Thu 1/15

9:05 pm-5:35 pm

1 stop30h 30m

Singapore Changi

Fri 1/30

11:40 am-1:10 pm

1 stop39h 30m

$968

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Thu 1/22

9:25 am-11:45 pm

1 stop24h 20m

Singapore Changi

Mon 1/26

9:20 am-7:23 pm

2 stops24h 03m

$984

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Tue 2/3

10:25 am-12:55 am

1 stop24h 30m

Singapore Changi

Wed 3/4

10:45 am-12:56 am

2 stops28h 11m

$985

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Thu 1/22

8:00 am-5:40 am

2 stops31h 40m

Singapore Changi

Mon 1/26

7:40 am-1:40 pm

2 stops44h 00m

$988

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Thu 1/22

10:35 am-6:35 am

2 stops30h 00m

Singapore Changi

Mon 1/26

8:15 am-6:06 pm

2 stops23h 51m

$1,046

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Thu 1/22

10:35 am-6:35 am

2 stops30h 00m

Singapore Changi

Sun 1/25

2:20 am-12:09 pm

2 stops23h 49m

$1,063

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Singapore from

How to get the cheapest flight ticket from Houston to Singapore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Singapore?

The month of January is, on average, the cheapest month to fly to Singapore from Houston, with most prices found around $974. If you aren’t able to travel to Singapore during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $999.

What is the cheapest day to depart on your flight to Singapore?

The cheapest day to depart from Houston to Singapore is on a Friday when prices can be found for as low as $1,205. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $1,640.

What is the cheapest time of day to depart on your flight to Singapore?

At noon is the cheapest time of day to fly from Houston to Singapore when you can find flight prices for as low as $1,331. Flying to Singapore at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,475 on average. Flights to Singapore from Houston in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Houston to Singapore flight route?

Fly from Houston George Bush Intcntl to Singapore Changi for the best Houston - Singapore flight prices

How far in advance should I book a flight to Singapore?

You are more likely to see cheaper flights to Singapore from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,181 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from Houston for as low as $1,045 on momondo.

What cabin class options are available on Houston to Singapore flights?

There are 2 cabin classes available to choose from on Houston to Singapore flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to Singapore flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Singapore

Direct flights

None
There are no direct flights from Houston to Singapore. There are no popular flight routes from Houston to Singapore.
Search flight deals

  • When did momondo last update prices for flights from Houston to Singapore?

    Prices for flights from Houston to Singapore are refreshed on a daily basis.

  • How many operators does momondo search for flights from Houston to Singapore?

  • How old do you have to be to fly from Houston to Singapore?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston to Singapore.

  • What documentation or ID do you need to fly to Singapore?

    The necessary travel and health documents for your Singapore trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to Singapore

Compare and see reviews for airlines that fly from Houston to Singapore with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $828Free CancellationRating
8.1
1,402 reviews
Search Singapore Airlines flights
Turkish AirlinesPriceFrom $845Free CancellationRating
7.3
4,045 reviews
Search Turkish Airlines flights
Air CanadaPriceFrom $852Free CancellationRating
7.1
10,454 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $937Free CancellationRating
8.3
1,620 reviews
Search Japan Airlines flights
United AirlinesPriceFrom $973Free CancellationRating
7.4
9,016 reviews
Search United Airlines flights
EVA AirPriceFrom $1,080Free CancellationRating
8.4
1,276 reviews
Search EVA Air flights
Qatar AirwaysPriceFrom $1,174Free CancellationRating
7.4
3,664 reviews
Search Qatar Airways flights
ZIPAIRPriceFrom $1,178Free CancellationRating
7.4
52 reviews
Search ZIPAIR flights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Singapore?

Finding the right flight to Singapore from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Singapore quick and easy, saving you time and money.

Can I find flights from Houston to Singapore with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Houston to Singapore flights to just show those with flexible booking policies.

How can momondo help me find flights from Houston to Singapore?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Houston to Singapore.

I’m not ready to book a flight from Houston to Singapore right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to Singapore now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Singapore and let you know when they change.

An easier way to manage your Singapore trip

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