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Cheap flights from Houston to Singapore from $463

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 11/9. 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
1 adult, Economy, 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.
Multiple Airlines Logo
11:44 am - 9:35 amIAH  Houston George Bush Intcntl-SIN Singapore Changi
31h 51m2 stops New York John F Kennedy Intl Abu Dhabi Zayed Intl
Multiple Airlines Logo
7:25 pm - 4:59 pmSIN  Singapore Changi-IAH Houston George Bush Intcntl
35h 34m2 stops Abu Dhabi Zayed Intl New York John F Kennedy Intl
$1,050Multiple Airlines
Tue, Nov 10 - Tue, Dec 1
Multiple Airlines Logo
10:37 am - 9:30 pmIAH  Houston George Bush Intcntl-SIN Singapore Changi
45h 53m3 stops Phoenix Sky Harbor Intl San Francisco Incheon Intl
Multiple Airlines Logo
11:10 pm - 12:10 pmSIN  Singapore Changi-IAH Houston George Bush Intcntl
50h 00m3 stops Incheon Intl San Francisco Denver Intl
$1,061Multiple Airlines
Thu, Oct 22 - Tue, Oct 27
Turkish Airlines Logo
9:00 pm - 5:40 pmIAH  Houston George Bush Intcntl-SIN Singapore Changi
30h 40m1 stop Istanbul
Turkish Airlines Logo
10:25 am - 7:05 pmSIN  Singapore Changi-IAH Houston George Bush Intcntl
46h 40m1 stop Istanbul
$1,091Turkish Airlines
Fri, Nov 27 - Thu, Dec 3
Turkish Airlines Logo
9:00 pm - 8:45 amIAH  Houston George Bush Intcntl-SIN Singapore Changi
45h 45m1 stop Istanbul
Turkish Airlines Logo
11:35 am - 7:05 pmSIN  Singapore Changi-IAH Houston George Bush Intcntl
45h 30m1 stop Istanbul
$1,112Turkish Airlines
Wed, Nov 11 - Fri, Dec 4
Air Canada Logo
4:25 pm - 7:00 amIAH  Houston George Bush Intcntl-SIN Singapore Changi
48h 35m2 stops Edmonton Vancouver Intl
Air Canada Logo
8:40 am - 1:21 pmSIN  Singapore Changi-IAH Houston George Bush Intcntl
42h 41m2 stops Vancouver Intl Edmonton
$1,143Air Canada
Wed, Nov 11 - Thu, Dec 3
Air Canada Logo
4:45 pm - 5:15 amIAH  Houston George Bush Intcntl-SIN Singapore Changi
23h 30m1 stop Vancouver Intl
Air Canada Logo
7:00 am - 1:23 pmSIN  Singapore Changi-IAH Houston George Bush Intcntl
43h 23m2 stops Vancouver Intl Edmonton
$1,151Air Canada
Thu, Oct 8 - Thu, Oct 15
EVA Air Logo
1:10 am - 11:55 amIAH  Houston George Bush Intcntl-SIN Singapore Changi
21h 45m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
3:20 pm - 10:25 pmSIN  Singapore Changi-IAH Houston George Bush Intcntl
20h 05m1 stop Taipei City Taiwan Taoyuan Intl
$1,201EVA Air
Sun, Sep 13 - Mon, Sep 21
EVA Air Logo
1:10 am - 11:55 amIAH  Houston George Bush Intcntl-SIN Singapore Changi
21h 45m1 stop Taipei City Taiwan Taoyuan Intl
EVA Air Logo
1:10 pm - 10:25 pmSIN  Singapore Changi-IAH Houston George Bush Intcntl
22h 15m1 stop Taipei City Taiwan Taoyuan Intl
$1,205EVA Air
Tue, Sep 1 - Wed, Sep 9
United Airlines Logo
12:40 pm - 6:15 amIAH  Houston George Bush Intcntl-SIN Singapore Changi
28h 35m1 stop San Francisco
United Airlines Logo
8:35 pm - 6:35 amSIN  Singapore Changi-IAH Houston George Bush Intcntl
23h 00m1 stop San Francisco
$1,284United Airlines
Tue, Oct 6 - Thu, Oct 8
United Airlines Logo
6:30 am - 6:35 pmIAH  Houston George Bush Intcntl-SIN Singapore Changi
23h 05m1 stop San Francisco
United Airlines Logo
8:35 pm - 6:35 amSIN  Singapore Changi-IAH Houston George Bush Intcntl
23h 00m1 stop San Francisco
$1,284United Airlines
Mon, Oct 5 - Mon, Oct 12

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Etihad Airways flights from Houston to Singapore

Our best Etihad Airways deals on Houston to Singapore flight tickets
Etihad Airways
Oct 23
IAH11:45 amHouston George Bush Intcntl
32h 55m
2 stops
SIN9:40 amSingapore Changi
Nov 9
SIN7:25 pmSingapore Changi
34h 50m
2 stops
IAH4:15 pmHouston George Bush Intcntl
$1,082
Etihad Airways
Oct 23
IAH11:45 amHouston George Bush Intcntl
32h 55m
2 stops
SIN9:40 amSingapore Changi
Nov 8
SIN7:25 pmSingapore Changi
58h 50m
2 stops
IAH4:15 pmHouston George Bush Intcntl
$1,089
Etihad Airways
Oct 3
IAH11:48 amHouston George Bush Intcntl
56h 52m
2 stops
SIN9:40 amSingapore Changi
Oct 9
SIN9:00 pmSingapore Changi
32h 20m
2 stops
IAH4:20 pmHouston George Bush Intcntl
$1,090

Turkish Airlines flights from Houston to Singapore

Our best Turkish Airlines deals on Houston to Singapore flight tickets
Turkish Airlines
Aug 24
IAH9:15 pmHouston George Bush Intcntl
31h 40m
1 stop
SIN5:55 pmSingapore Changi
Sep 8
SIN10:25 amSingapore Changi
45h 55m
1 stop
IAH7:20 pmHouston George Bush Intcntl
$1,084
Turkish Airlines
Nov 27
IAH9:00 pmHouston George Bush Intcntl
30h 40m
1 stop
SIN5:40 pmSingapore Changi
Dec 3
SIN10:25 amSingapore Changi
46h 40m
1 stop
IAH7:05 pmHouston George Bush Intcntl
$1,091
Turkish Airlines
Nov 11
IAH9:00 pmHouston George Bush Intcntl
45h 45m
1 stop
SIN8:45 amSingapore Changi
Dec 4
SIN11:35 amSingapore Changi
45h 30m
1 stop
IAH7:05 pmHouston George Bush Intcntl
$1,112

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 August 17, 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

Cheapest round-trip

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Tue 11/10

11:44 am-9:35 am

2 stops31h 51m

Singapore Changi

Tue 12/1

7:25 pm-4:59 pm

2 stops35h 34m

$1,050

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Thu 10/22

10:37 am-9:30 pm

3 stops45h 53m

Singapore Changi

Tue 10/27

11:10 pm-12:10 pm

3 stops50h 00m

$1,061

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Fri 11/27

9:00 pm-5:40 pm

1 stop30h 40m

Singapore Changi

Thu 12/3

10:25 am-7:05 pm

1 stop46h 40m

$1,091

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Wed 11/11

9:00 pm-8:45 am

1 stop45h 45m

Singapore Changi

Fri 12/4

11:35 am-7:05 pm

1 stop45h 30m

$1,112

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Wed 11/11

4:25 pm-7:00 am

2 stops48h 35m

Singapore Changi

Thu 12/3

8:40 am-1:21 pm

2 stops42h 41m

$1,143

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Thu 10/8

4:45 pm-5:15 am

1 stop23h 30m

Singapore Changi

Thu 10/15

7:00 am-1:23 pm

2 stops43h 23m

$1,151
Quickest round-trip

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Sun 9/13

1:10 am-11:55 am

1 stop21h 45m

Singapore Changi

Mon 9/21

3:20 pm-10:25 pm

1 stop20h 05m

$1,201

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Tue 9/1

1:10 am-11:55 am

1 stop21h 45m

Singapore Changi

Wed 9/9

1:10 pm-10:25 pm

1 stop22h 15m

$1,205

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Tue 10/6

12:40 pm-6:15 am

1 stop28h 35m

Singapore Changi

Thu 10/8

8:35 pm-6:35 am

1 stop23h 00m

$1,284

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Mon 10/5

6:30 am-6:35 pm

1 stop23h 05m

Singapore Changi

Mon 10/12

8:35 pm-6:35 am

1 stop23h 00m

$1,284

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 typical price of a round-trip flight between Houston and Singapore?

Prices are currently low for flights on this route.

Typical prices usually range from $1,070 to $1,427.
The lowest price recently found on this route was $1,050.

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 $1,083. 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 $1,090.

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

22h 15m

Direct flights

None
The fastest flight from Houston to Singapore takes 22h 15m
There are no direct flights from Houston to Singapore. There are no popular flight routes from Houston to Singapore.
Search flight deals

Frequently asked questions about flying from Houston to Singapore

  • 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 22h 15m.

  • 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
Air CanadaPriceFrom $712Free CancellationRating
7.1
11,484 reviews
Search Air Canada flights
United AirlinesPriceFrom $727Free CancellationRating
7.4
10,106 reviews
Search United Airlines flights
Turkish AirlinesPriceFrom $876Free CancellationRating
7.4
4,472 reviews
Search Turkish Airlines flights
EVA AirPriceFrom $1,004Free CancellationRating
8.5
1,517 reviews
Search EVA Air flights
Qatar AirwaysPriceFrom $1,123Free CancellationRating
7.4
3,738 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.

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