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Cheap flights from Houston to Singapore from $369

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 4/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Houston to Singapore

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
10:05 pm - 5:35 pm
IAH
-
SIN
30h 30m
1 stop
Turkish Airlines Logo
10:15 am - 8:10 pm
SIN
-
IAH
46h 55m
1 stop
$950Turkish Airlines
Tue, Mar 10 - Tue, Mar 17
Cathay Pacific Logo
7:59 pm - 11:45 am
IAH
-
SIN
26h 46m
2 stops
Cathay Pacific Logo
7:20 am - 10:29 pm
SIN
-
IAH
28h 09m
2 stops
$954Cathay Pacific
Wed, Apr 8 - Wed, Apr 15
Turkish Airlines Logo
2:55 pm - 8:45 am
IAH
-
SIN
27h 50m
1 stop
Turkish Airlines Logo
5:15 am - 2:10 pm
SIN
-
IAH
45h 55m
1 stop
$962Turkish Airlines
Wed, Mar 4 - Tue, Mar 17
Turkish Airlines Logo
3:55 pm - 10:00 am
IAH
-
SIN
29h 05m
1 stop
Turkish Airlines Logo
5:25 am - 12:45 pm
SIN
-
IAH
44h 20m
1 stop
$971Turkish Airlines
Wed, Mar 11 - Thu, Apr 16
Turkish Airlines Logo
2:55 pm - 5:35 pm
IAH
-
SIN
36h 40m
1 stop
Turkish Airlines Logo
11:25 pm - 8:10 pm
SIN
-
IAH
33h 45m
1 stop
$987Turkish Airlines
Wed, Mar 4 - Mon, Mar 9
American Airlines Logo
6:00 am - 12:50 am
HOU
-
SIN
28h 50m
2 stops
American Airlines Logo
8:15 am - 7:50 pm
SIN
-
HOU
24h 35m
2 stops
$1,101American Airlines
Tue, Mar 3 - Tue, Mar 10
Multiple Airlines Logo
2:45 pm - 12:35 pm
HOU
-
SIN
32h 50m
2 stops
Multiple Airlines Logo
2:00 am - 1:25 am
SIN
-
HOU
36h 25m
2 stops
$1,283Multiple Airlines
Thu, Apr 30 - Sat, May 9
Multiple Airlines Logo
8:10 am - 12:35 pm
HOU
-
SIN
39h 25m
2 stops
Multiple Airlines Logo
2:00 am - 5:00 am
SIN
-
HOU
40h 00m
2 stops
$1,294Multiple Airlines
Sat, Apr 11 - Sun, Apr 19
Japan Airlines Logo
6:00 am - 6:35 am
HOU
-
SIN
34h 35m
2 stops
Japan Airlines Logo
8:15 am - 11:48 am
SIN
-
HOU
40h 33m
2 stops
$1,393Japan Airlines
Sun, Mar 1 - Wed, Mar 11
Japan Airlines Logo
4:21 pm - 6:35 am
HOU
-
SIN
48h 14m
2 stops
Japan Airlines Logo
8:15 am - 11:48 am
SIN
-
HOU
40h 33m
2 stops
$1,399Japan Airlines
Sat, Feb 28 - Wed, Mar 11

Turkish Airlines flights from Houston to Singapore

Our best Turkish Airlines deals on Houston to Singapore flight tickets
Turkish Airlines
Mar 10
IAH10:05 pmHouston George Bush Intcntl
30h 30m
1 stop
SIN5:35 pmSingapore Changi
Mar 17
SIN10:15 amSingapore Changi
46h 55m
1 stop
IAH8:10 pmHouston George Bush Intcntl
$950
Turkish Airlines
Mar 4
IAH2:55 pmHouston George Bush Intcntl
27h 50m
1 stop
SIN8:45 amSingapore Changi
Mar 17
SIN5:15 amSingapore Changi
45h 55m
1 stop
IAH2:10 pmHouston George Bush Intcntl
$962
Turkish Airlines
Mar 11
IAH3:55 pmHouston George Bush Intcntl
29h 05m
1 stop
SIN10:00 amSingapore Changi
Apr 16
SIN5:25 amSingapore Changi
44h 20m
1 stop
IAH12:45 pmHouston George Bush Intcntl
$971

Cathay Pacific flights from Houston to Singapore

Our best Cathay Pacific deals on Houston to Singapore flight tickets
Cathay Pacific
Apr 8
IAH7:59 pmHouston George Bush Intcntl
26h 46m
2 stops
SIN11:45 amSingapore Changi
Apr 15
SIN7:20 amSingapore Changi
28h 09m
2 stops
IAH10:29 pmHouston George Bush Intcntl
$954
Cathay Pacific
Mar 11
IAH7:43 pmHouston George Bush Intcntl
28h 22m
2 stops
SIN1:05 pmSingapore Changi
Apr 16
SIN9:45 amSingapore Changi
25h 44m
2 stops
IAH10:29 pmHouston George Bush Intcntl
$997
Cathay Pacific
Mar 23
IAH7:42 pmHouston George Bush Intcntl
44h 58m
2 stops
SIN5:40 amSingapore Changi
Mar 30
SIN12:45 pmSingapore Changi
46h 46m
2 stops
IAH10:31 pmHouston George Bush Intcntl
$1,005

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 February 8, 2026.
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

Tue 3/10

10:05 pm-5:35 pm

1 stop30h 30m

Singapore Changi

Tue 3/17

10:15 am-8:10 pm

1 stop46h 55m

$950

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 4/8

7:59 pm-11:45 am

2 stops26h 46m

Singapore Changi

Wed 4/15

7:20 am-10:29 pm

2 stops28h 09m

$954

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 3/4

2:55 pm-8:45 am

1 stop27h 50m

Singapore Changi

Tue 3/17

5:15 am-2:10 pm

1 stop45h 55m

$962

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 3/11

3:55 pm-10:00 am

1 stop29h 05m

Singapore Changi

Thu 4/16

5:25 am-12:45 pm

1 stop44h 20m

$971

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 3/4

2:55 pm-5:35 pm

1 stop36h 40m

Singapore Changi

Mon 3/9

11:25 pm-8:10 pm

1 stop33h 45m

$987

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Tue 3/3

6:00 am-12:50 am

2 stops28h 50m

Singapore Changi

Tue 3/10

8:15 am-7:50 pm

2 stops24h 35m

$1,101

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Thu 4/30

2:45 pm-12:35 pm

2 stops32h 50m

Singapore Changi

Sat 5/9

2:00 am-1:25 am

2 stops36h 25m

$1,283

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Sat 4/11

8:10 am-12:35 pm

2 stops39h 25m

Singapore Changi

Sun 4/19

2:00 am-5:00 am

2 stops40h 00m

$1,294

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Sun 3/1

6:00 am-6:35 am

2 stops34h 35m

Singapore Changi

Wed 3/11

8:15 am-11:48 am

2 stops40h 33m

$1,393

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Sat 2/28

4:21 pm-6:35 am

2 stops48h 14m

Singapore Changi

Wed 3/11

8:15 am-11:48 am

2 stops40h 33m

$1,399

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 February is, on average, the cheapest month to fly to Singapore from Houston, with most prices found around $1,025. If you aren’t able to travel to Singapore during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,100.

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

In the afternoon is the cheapest time of day to fly from Houston to Singapore when you can find flight prices for as low as $1,350. Flying to Singapore in the afternoon 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 Changi flight route?

Fly from Houston George Bush Intcntl to Singapore Changi for the best Houston - Singapore Changi 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 $1,209 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 $727 on momondo.

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

There are 2 cabin classes available to choose from on Houston to Singapore Changi 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

Fastest flight time

23h 30m

Direct flights

None
The fastest flight from Houston to Singapore takes 23h 30m
There are no direct flights from Houston to Singapore. There are no popular flight routes from Houston to Singapore.
Search flight deals

  • How far is Houston to Singapore Changi by plane?

    There are 9937.5 mi between Houston and Singapore Changi. By plane, this route typically takes 23h 30m.

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

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

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

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

    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 Changi Airport.

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

    The necessary travel and health documents for your Singapore Changi Airport 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
Turkish AirlinesPriceFrom $875Free CancellationRating
7.3
4,208 reviews
Search Turkish Airlines flights
Air CanadaPriceFrom $909Free CancellationRating
7.1
10,698 reviews
Search Air Canada flights
United AirlinesPriceFrom $975Free CancellationRating
7.4
9,257 reviews
Search United Airlines flights
EVA AirPriceFrom $1,053Free CancellationRating
8.4
1,347 reviews
Search EVA Air flights
ZIPAIRPriceFrom $1,178Free CancellationRating
7.4
54 reviews
Search ZIPAIR flights
Qatar AirwaysPriceFrom $1,290Free CancellationRating
7.4
3,729 reviews
Search Qatar Airways 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?

Flights from Houston to Singapore with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Houston to Singapore flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Singapore from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Singapore trip

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
United Airlines
EVA Air
Air Canada
Turkish Airlines
Qatar Airways
ZIPAIR