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Cheap flights from Singapore to Houston from $538

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.
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Cheap round-trip flights

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Air Canada Logo
6:15 am - 10:56 pm
SIN
-
IAH
29h 41m
2 stops
Air Canada Logo
5:25 pm - 11:15 am
IAH
-
SIN
28h 50m
2 stops
$1,080Air Canada
Mon, Jun 29 - Mon, Jul 6
Multiple Airlines Logo
7:00 am - 6:24 am
SIN
-
IAH
36h 24m
1 stop
Multiple Airlines Logo
6:45 am - 12:20 am
IAH
-
SIN
28h 35m
2 stops
$1,155Multiple Airlines
Tue, Jul 14 - Fri, Jul 24
Multiple Airlines Logo
3:15 am - 11:59 pm
SIN
-
IAH
33h 44m
2 stops
Multiple Airlines Logo
6:15 pm - 3:45 pm
IAH
-
SIN
32h 30m
1 stop
$1,165Multiple Airlines
Tue, Aug 18 - Wed, Aug 26
Delta Logo
1:25 am - 2:50 pm
SIN
-
IAH
26h 25m
2 stops
Delta Logo
7:15 am - 8:25 pm
IAH
-
SIN
47h 10m
2 stops
$1,185Delta
Mon, Sep 14 - Sat, Nov 14
Multiple Airlines Logo
7:00 am - 10:20 pm
SIN
-
IAH
28h 20m
2 stops
Multiple Airlines Logo
1:20 am - 6:45 pm
IAH
-
SIN
28h 25m
2 stops
$1,186Multiple Airlines
Mon, Jun 15 - Sun, Jun 21
Qatar Airways Logo
1:30 am - 6:00 pm
SIN
-
IAH
29h 30m
1 stop
Qatar Airways Logo
6:02 am - 9:20 am
IAH
-
SIN
38h 18m
2 stops
$1,189Qatar Airways
Tue, Jun 2 - Wed, Jun 10
Korean Air Logo
7:30 am - 10:49 pm
SIN
-
IAH
28h 19m
2 stops
Korean Air Logo
6:30 am - 12:10 am
IAH
-
SIN
27h 40m
2 stops
$1,191Korean Air
Fri, Sep 11 - Wed, Nov 11
United Airlines Logo
8:45 am - 6:02 am
SIN
-
IAH
34h 17m
1 stop
United Airlines Logo
10:20 pm - 6:35 pm
IAH
-
SIN
31h 15m
1 stop
$1,198United Airlines
Fri, Sep 18 - Sun, Sep 20
United Airlines Logo
8:45 am - 8:30 pm
SIN
-
IAH
24h 45m
1 stop
United Airlines Logo
9:45 pm - 8:00 am
IAH
-
SIN
44h 15m
1 stop
$1,199United Airlines
Fri, Sep 11 - Tue, Nov 10
United Airlines Logo
8:45 am - 6:35 am
SIN
-
IAH
34h 50m
1 stop
United Airlines Logo
2:48 pm - 6:35 pm
IAH
-
SIN
38h 47m
1 stop
$1,203United Airlines
Fri, Sep 18 - Sun, Sep 20

EVA Air flights from Singapore to Houston George Bush Intcntl Airport

Our best EVA Air deals on Singapore to Houston George Bush Intcntl Airport flight tickets
EVA Air
Aug 21
SIN1:10 pmSingapore Changi
22h 40m
1 stop
IAH10:50 pmHouston George Bush Intcntl
Aug 26
IAH1:35 amHouston George Bush Intcntl
23h 20m
1 stop
SIN1:55 pmSingapore Changi
$1,207
EVA Air
Aug 19
SIN1:10 pmSingapore Changi
22h 40m
1 stop
IAH10:50 pmHouston George Bush Intcntl
Aug 25
IAH1:35 amHouston George Bush Intcntl
21h 20m
1 stop
SIN11:55 amSingapore Changi
$1,219
EVA Air
Jul 14
SIN3:20 pmSingapore Changi
20h 30m
1 stop
IAH10:50 pmHouston George Bush Intcntl
Jul 23
IAH1:35 amHouston George Bush Intcntl
21h 20m
1 stop
SIN11:55 amSingapore Changi
$1,312

Qatar Airways flights from Singapore to Houston George Bush Intcntl Airport

Our best Qatar Airways deals on Singapore to Houston George Bush Intcntl Airport flight tickets
Qatar Airways
Jun 2
SIN1:30 amSingapore Changi
29h 30m
1 stop
IAH6:00 pmHouston George Bush Intcntl
Jun 10
IAH6:02 amHouston George Bush Intcntl
38h 18m
2 stops
SIN9:20 amSingapore Changi
$1,189
Qatar Airways
Jun 14
SIN1:30 amSingapore Changi
29h 30m
1 stop
IAH6:00 pmHouston George Bush Intcntl
Jun 22
IAH6:02 amHouston George Bush Intcntl
50h 13m
2 stops
SIN9:15 pmSingapore Changi
$1,214
Qatar Airways
Aug 18
SIN3:15 amSingapore Changi
33h 44m
2 stops
IAH11:59 pmHouston George Bush Intcntl
Aug 26
IAH6:15 pmHouston George Bush Intcntl
31h 25m
2 stops
SIN2:40 pmSingapore Changi
$1,248

momondo Fare Finder

 
Customize your flight search to find flights from Singapore to Houston George Bush Intcntl Airport 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 May 17, 2026.
Use the filters below to find and compare flights from Singapore to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 6/29

6:15 am-10:56 pm

2 stops29h 41m

Houston George Bush Intcntl

Mon 7/6

5:25 pm-11:15 am

2 stops28h 50m

$1,080

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 7/14

7:00 am-6:24 am

1 stop36h 24m

Houston George Bush Intcntl

Fri 7/24

6:45 am-12:20 am

2 stops28h 35m

$1,155

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 8/18

3:15 am-11:59 pm

2 stops33h 44m

Houston George Bush Intcntl

Wed 8/26

6:15 pm-3:45 pm

1 stop32h 30m

$1,165

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 9/14

1:25 am-2:50 pm

2 stops26h 25m

Houston George Bush Intcntl

Sat 11/14

7:15 am-8:25 pm

2 stops47h 10m

$1,185

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Mon 6/15

7:00 am-10:20 pm

2 stops28h 20m

Houston George Bush Intcntl

Sun 6/21

1:20 am-6:45 pm

2 stops28h 25m

$1,186

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Tue 6/2

1:30 am-6:00 pm

1 stop29h 30m

Houston George Bush Intcntl

Wed 6/10

6:02 am-9:20 am

2 stops38h 18m

$1,189
Quickest round-trip

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Fri 9/11

7:30 am-10:49 pm

2 stops28h 19m

Houston George Bush Intcntl

Wed 11/11

6:30 am-12:10 am

2 stops27h 40m

$1,191

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Fri 9/18

8:45 am-6:02 am

1 stop34h 17m

Houston George Bush Intcntl

Sun 9/20

10:20 pm-6:35 pm

1 stop31h 15m

$1,198

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Fri 9/11

8:45 am-8:30 pm

1 stop24h 45m

Houston George Bush Intcntl

Tue 11/10

9:45 pm-8:00 am

1 stop44h 15m

$1,199

SingaporeHouston

SIN - IAH

SINIAH

Singapore Changi

Fri 9/18

8:45 am-6:35 am

1 stop34h 50m

Houston George Bush Intcntl

Sun 9/20

2:48 pm-6:35 pm

1 stop38h 47m

$1,203

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 George Bush Intcntl Airport

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 Singapore and Houston George Bush Intcntl Airport?

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of January is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Singapore, with most prices found around $636. If you are unable to visit Houston George Bush Intcntl Airport during the month of January, then departing from Singapore during the month March is also very affordable. Most momondo users find prices during this month for around $956.

Can stopping save me money on Singapore to Houston George Bush Intcntl Airport flights?

You could potentially save up to 21% on your flight if you consider stops on a Singapore to Houston George Bush Intcntl Airport flight.

How have Singapore to Houston George Bush Intcntl Airport flight prices changed over time?

As of May 2026, prices for Singapore to Houston George Bush Intcntl Airport flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from Singapore to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Singapore to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Singapore to Houston George Bush Intcntl Airport (SIN to IAH) flight deals and tips

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

Fastest flight time

23h 00m

Direct flights

None
The fastest flight from Singapore to Houston George Bush Intcntl Airport takes 23h 00m
There are no direct flights from Singapore to Houston George Bush Intcntl Airport. There are no popular flight routes from Singapore to Houston George Bush Intcntl Airport.
Search flight deals

Frequently asked questions about flying from Singapore to Houston George Bush Intcntl Airport

  • How far is Singapore Changi to Houston George Bush Intcntl by plane?

    A flight from Singapore Changi to Houston George Bush Intcntl will travel around 9925.1 mi. 23h 00m is a normal flight duration for this route.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Singapore Changi Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents required for your trip to Houston George Bush Intcntl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Houston George Bush Intcntl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Katy
The Woodlands
Conroe
Humble
Spring
Cypress
Montgomery
Jersey Village
Tomball
Livingston

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Houston from Singapore.

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

All flight searches from Singapore to Houston on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Singapore and Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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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