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Cheap flights from Singapore to Houston from $521

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Singapore to Houston departing on 10/1. 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 Singapore to Houston

Recent round-trip flight deals from Singapore to Houston

Enter your travel dates to find the best prices.
United Airlines Logo
8:45 am - 4:54 pm
SIN
-
IAH
21h 09m
1 stop
United Airlines Logo
2:45 pm - 6:35 pm
IAH
-
SIN
38h 50m
1 stop
$1,057United Airlines
Tue, Sep 15 - Sat, Sep 19
United Airlines Logo
8:35 pm - 5:51 am
SIN
-
IAH
22h 16m
1 stop
United Airlines Logo
7:35 pm - 6:15 am
IAH
-
SIN
21h 40m
1 stop
$1,059United Airlines
Mon, May 18 - Tue, Aug 4
United Airlines Logo
8:35 pm - 6:02 am
SIN
-
IAH
22h 27m
1 stop
United Airlines Logo
7:20 am - 6:35 pm
IAH
-
SIN
22h 15m
1 stop
$1,067United Airlines
Tue, Sep 1 - Thu, Sep 3
Multiple Airlines Logo
9:30 am - 8:25 am
SIN
-
IAH
35h 55m
2 stops
Multiple Airlines Logo
10:45 am - 10:30 am
IAH
-
SIN
34h 45m
2 stops
$1,070Multiple Airlines
Tue, May 19 - Mon, Aug 3
Delta Logo
10:00 pm - 10:17 pm
SIN
-
IAH
37h 17m
2 stops
Delta Logo
7:35 am - 11:55 pm
IAH
-
SIN
27h 20m
2 stops
$1,072Delta
Mon, May 18 - Sun, Aug 2
Multiple Airlines Logo
9:30 am - 8:25 am
SIN
-
IAH
35h 55m
2 stops
Multiple Airlines Logo
10:45 am - 9:50 am
IAH
-
SIN
34h 05m
2 stops
$1,077Multiple Airlines
Tue, May 19 - Fri, Jul 31
Multiple Airlines Logo
9:30 am - 8:25 am
SIN
-
IAH
35h 55m
2 stops
Multiple Airlines Logo
10:45 am - 9:50 am
IAH
-
SIN
34h 05m
2 stops
$1,080Multiple Airlines
Tue, May 19 - Wed, Jul 29
Japan Airlines Logo
9:50 pm - 12:23 pm
SIN
-
HOU
27h 33m
2 stops
Japan Airlines Logo
9:33 am - 12:20 am
HOU
-
SIN
25h 47m
2 stops
$1,284Japan Airlines
Tue, Sep 1 - Thu, Sep 3
Japan Airlines Logo
9:50 pm - 12:23 pm
SIN
-
HOU
27h 33m
2 stops
Japan Airlines Logo
9:33 am - 12:20 am
HOU
-
SIN
25h 47m
2 stops
$1,293Japan Airlines
Tue, Sep 1 - Thu, Sep 3
Delta Logo
10:00 pm - 11:07 pm
SIN
-
HOU
38h 07m
2 stops
Delta Logo
6:00 am - 5:00 am
HOU
-
SIN
34h 00m
2 stops
$1,620Delta
Mon, Apr 20 - Thu, Apr 23

Qatar Airways flights from Singapore to Houston

Our best Qatar Airways deals on Singapore to Houston flight tickets
Qatar Airways
Apr 19
SIN1:05 amSingapore Changi
41h 16m
2 stops
IAH5:21 amHouston George Bush Intcntl
May 3
IAH7:50 pmHouston George Bush Intcntl
31h 25m
1 stop
SIN4:15 pmSingapore Changi
$1,361
Qatar Airways
Apr 19
SIN1:05 amSingapore Changi
41h 16m
2 stops
IAH5:21 amHouston George Bush Intcntl
May 3
IAH7:50 pmHouston George Bush Intcntl
33h 25m
2 stops
SIN6:15 pmSingapore Changi
$1,433
Qatar Airways
Apr 12
SIN1:55 amSingapore Changi
51h 47m
2 stops
IAH4:42 pmHouston George Bush Intcntl
Apr 18
IAH9:50 amHouston George Bush Intcntl
41h 25m
2 stops
SIN4:15 pmSingapore Changi
$1,829

Korean Air flights from Singapore to Houston

Our best Korean Air deals on Singapore to Houston flight tickets
Korean Air
Jun 18
SIN7:30 amSingapore Changi
41h 43m
2 stops
HOU12:13 pmHouston Hobby
Jun 26
HOU6:00 amHouston Hobby
34h 00m
2 stops
SIN5:00 amSingapore Changi
$2,485
Korean Air
May 6
SIN1:25 amSingapore Changi
27h 44m
2 stops
HOU4:09 pmHouston Hobby
May 10
HOU6:00 amHouston Hobby
34h 00m
2 stops
SIN5:00 amSingapore Changi
$6,884
Korean Air
May 3
SIN1:25 amSingapore Changi
28h 03m
2 stops
HOU4:28 pmHouston Hobby
May 10
HOU6:00 amHouston Hobby
34h 00m
2 stops
SIN5:00 amSingapore Changi
$7,512

momondo Fare Finder

 
Customize your flight search to find flights from Singapore to Houston 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 April 9, 2026.
Use the filters below to find and compare flights from Singapore to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 9/15

8:45 am-4:54 pm

1 stop21h 09m

Houston George Bush Intcntl

Sat 9/19

2:45 pm-6:35 pm

1 stop38h 50m

$1,057
Quickest round-trip

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 5/18

8:35 pm-5:51 am

1 stop22h 16m

Houston George Bush Intcntl

Tue 8/4

7:35 pm-6:15 am

1 stop21h 40m

$1,059

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 9/1

8:35 pm-6:02 am

1 stop22h 27m

Houston George Bush Intcntl

Thu 9/3

7:20 am-6:35 pm

1 stop22h 15m

$1,067

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 5/19

9:30 am-8:25 am

2 stops35h 55m

Houston George Bush Intcntl

Mon 8/3

10:45 am-10:30 am

2 stops34h 45m

$1,070

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 5/18

10:00 pm-10:17 pm

2 stops37h 17m

Houston George Bush Intcntl

Sun 8/2

7:35 am-11:55 pm

2 stops27h 20m

$1,072

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 5/19

9:30 am-8:25 am

2 stops35h 55m

Houston George Bush Intcntl

Fri 7/31

10:45 am-9:50 am

2 stops34h 05m

$1,077

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 5/19

9:30 am-8:25 am

2 stops35h 55m

Houston George Bush Intcntl

Wed 7/29

10:45 am-9:50 am

2 stops34h 05m

$1,080

SingaporeHouston

SIN - HOU

SINHOU

Singapore Changi

Tue 9/1

9:50 pm-12:23 pm

2 stops27h 33m

Houston Hobby

Thu 9/3

9:33 am-12:20 am

2 stops25h 47m

$1,284

SingaporeHouston

SIN - HOU

SINHOU

Singapore Changi

Tue 9/1

9:50 pm-12:23 pm

2 stops27h 33m

Houston Hobby

Thu 9/3

9:33 am-12:20 am

2 stops25h 47m

$1,293

SingaporeHouston

SIN - HOU

SINHOU

Singapore Changi

Mon 4/20

10:00 pm-11:07 pm

2 stops38h 07m

Houston Hobby

Thu 4/23

6:00 am-5:00 am

2 stops34h 00m

$1,620

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 Houston from

How to get the cheapest flight ticket from Singapore to Houston

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 Houston?

The month of June is, on average, the cheapest month to fly to Houston from Singapore, with most prices found around $958. The month of October is another great option to travel to Houston, with average flight prices from Singapore averaging around $960.

What is the cheapest Singapore to Houston flight route?

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

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

There is only 1 cabin class available to choose from on Singapore to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Singapore to Houston flight deals and tips

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

Fastest flight time

22h 27m

Direct flights

None
The fastest flight from Singapore to Houston takes 22h 27m
There are no direct flights from Singapore to Houston. There are no popular flight routes from Singapore to Houston.
Search flight deals

Frequently asked questions about flying from Singapore to Houston

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

    Prices for flights from Singapore to Houston refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Singapore to Houston.

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

    The required travel and health documents for your Houston trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Houston. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Singapore to Houston. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Houston from Singapore with this policy.

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

momondo provides multiple filters to help you find the best flight to Houston from Singapore. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Singapore to Houston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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