How long is the flight from Singapore to Houston?

Airlines like Air Canada, Japan Airlines, and Etihad Airways fly from Singapore to Houston in about 21h 37m. The time it takes to get you to your destination can typically vary by up to 10h 51m. Singapore and Houston are separated by a distance of 15960 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What is the cheapest airline to fly from Singapore to Houston round-trip?

United Airlines, at S$ 1,108, was found to be the cheapest airline from Singapore to Houston.. Users have found that United Airlines is 35% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Houston ranges from 81.0 - 150.0 inches per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston when rainfall is around 81.0 mm.

If weather is an important factor for your trip to Houston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

What is the cheapest time of day to fly from SIN to HOU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to Houston as you normally would.

What airport do you fly from for flights from Singapore to Houston?

If you book a flight to Houston from Singapore, you will be flying from Changi, which is the city’s only airport. Singapore Changi (SIN) is located 16.9 km from the centre of Singapore. There are 0 flights from Changi to Houston per day from 1 airline.

Can I find deals for flights from Singapore to Houston that include hotel bookings?

Yes. In addition to deals on Singapore to Houston flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Singapore to Houston?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Houston.

Can I find deals for business class flights from Singapore to Houston?

Yes. Cheapflights offers flight deals from Singapore to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

S$ 681+ Cheap Flights from Singapore to Houston

Cheap flight deals from Singapore to Houston

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Singapore to Houston
Explore the most affordable flight options available from Singapore to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2026.

Thu 1-1007:00 -

1 stop21h 37m

Fri 16-1016:45 -

1 stop23h 30m

Deal found 27-8S$ 1,214

Tue 13-1007:00 -

1 stop21h 37m

Tue 20-1016:45 -

1 stop23h 30m

Deal found 29-8S$ 1,268

Thu 15-1007:00 -

1 stop21h 37m

Sat 24-1016:45 -

2 stops29h 30m

Deal found 27-8S$ 1,276

Thu 8-1007:00 -

1 stop21h 37m

Sat 17-1016:45 -

2 stops29h 30m

Deal found 27-8S$ 1,288

Sun 27-921:50 -

2 stops28h 27m

Sun 4-1020:17 -

2 stops32h 28m

Deal found 30-8S$ 1,298

Tue 13-1021:00 -

2 stops32h 25m

Tue 27-1012:08 -

2 stops32h 27m

Deal found 27-8S$ 1,319

Tue 13-1021:00 -

2 stops32h 25m

Sun 25-1012:08 -

2 stops32h 27m

Deal found 27-8S$ 1,321

Tue 13-1021:00 -

2 stops34h 07m

Tue 20-1009:09 -

2 stops35h 31m

Deal found 29-8S$ 1,326

Tue 13-1007:00 -

1 stop21h 37m

Fri 23-1005:15 -

2 stops35h 00m

Deal found 27-8S$ 1,344

Thu 1-1013:55 -

2 stops48h 25m

Fri 16-1019:00 -

3 stops28h 30m

Deal found 27-8S$ 1,519

Fri 9-1013:55 -

2 stops29h 05m

Fri 16-1019:30 -

2 stops28h 00m

Deal found 27-8S$ 1,533

Tue 20-1013:55 -

2 stops33h 15m

Fri 30-1019:00 -

3 stops29h 05m

Deal found 28-8S$ 1,537

Best flights from Singapore to Houston
Discover carefully curated flight deals from Singapore to Houston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 September 2026.

Tue 13-1007:00 -

1 stop21h 37m

Tue 20-1016:45 -

1 stop23h 30m

Deal found 29-8S$ 1,272

Wed 14-1021:50 -

2 stops26h 32m

Wed 21-1020:04 -

2 stops32h 41m

Deal found 30-8S$ 1,298

Tue 13-1021:00 -

2 stops34h 07m

Tue 20-1009:09 -

2 stops35h 31m

Deal found 29-8S$ 1,319

Fri 9-1021:00 -

2 stops32h 28m

Fri 16-1011:27 -

2 stops33h 13m

Deal found 27-8S$ 1,321

Mon 14-908:45 -

1 stop21h 11m

Thu 17-912:40 -

1 stop28h 35m

Deal found 31-8S$ 1,531

Sun 11-1022:00 -

2 stops38h 03m

Sun 18-1017:28 -

2 stops46h 32m

Deal found 27-8S$ 1,693

Sat 5-1208:15 -

2 stops24h 33m

Thu 7-106:00 -

2 stops28h 50m

Deal found 28-8S$ 1,718

Sat 5-1208:40 -

1 stop19h 58m

Thu 7-118:10 -

1 stop22h 50m

Deal found 28-8S$ 1,452

Fri 9-1021:00 -

2 stops32h 28m

Mon 19-1011:27 -

2 stops33h 13m

Deal found 27-8S$ 1,468

Tue 13-1003:15 -

2 stops33h 44m

Wed 21-1018:15 -

1 stop32h 30m

Deal found 30-8S$ 1,469

Fri 16-1008:45 -

1 stop27h 16m

Tue 27-1008:00 -

1 stop23h 15m

Deal found 27-8S$ 1,534

Mon 12-1021:00 -

2 stops32h 25m

Sat 24-1011:27 -

2 stops33h 08m

Deal found 27-8S$ 1,468

Thu 1-1013:55 -

2 stops46h 50m

Fri 16-1019:30 -

2 stops28h 00m

Deal found 27-8S$ 1,519

Wed 7-1020:35 -

1 stop22h 11m

Fri 16-1007:20 -

1 stop22h 15m

Deal found 27-8S$ 1,534

Sun 11-1001:25 -

2 stops34h 38m

Mon 19-1017:28 -

2 stops36h 47m

Deal found 28-8S$ 1,693

Tue 20-1013:55 -

2 stops33h 15m

Fri 30-1019:00 -

3 stops29h 05m

Deal found 28-8S$ 1,537

Thu 8-1013:55 -

2 stops46h 55m

Thu 15-1008:00 -

2 stops39h 30m

Deal found 27-8S$ 1,555

Thu 17-902:00 -

2 stops35h 10m

Fri 30-1012:20 -

2 stops35h 45m

Deal found 31-8S$ 1,573

Fri 16-1013:55 -

2 stops33h 15m

Fri 23-1012:20 -

2 stops35h 45m

Deal found 31-8S$ 1,588

Mon 12-1002:00 -

2 stops45h 10m

Tue 20-1014:50 -

2 stops32h 40m

Deal found 29-8S$ 1,635

Thu 17-902:00 -

2 stops35h 10m

Fri 9-1018:25 -

2 stops29h 05m

Deal found 31-8S$ 1,721

Wed 21-1013:55 -

2 stops33h 20m

Sun 25-1015:15 -

3 stops32h 50m

Deal found 28-8S$ 1,844

Sat 10-1002:00 -

2 stops44h 25m

Sun 18-1015:15 -

3 stops32h 15m

Deal found 27-8S$ 2,466

Find flight deals from Singapore to Houston

Round-trip from	S$ 1,214
One-way from	S$ 681
Popular in	March
Cheapest in	November
Average price	S$ 1,439

Air Canada
1-10-16-10
2 total stops
45h 07m total
Singapore to Houston

Search Deals

18-11
2 total stops
41h 56m total
Singapore to Houston

Search Deals

Highest demand for flights based on searches. 19% potential increase in price (S$ 516 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease (S$ 156 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Tue 13-10

07:00-15:37

1 stop21h 37m

Houston George Bush Intcntl

Tue 20-10

16:45-05:15

1 stop23h 30m

S$ 1,272

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Wed 14-10

21:50-11:22

2 stops26h 32m

Houston George Bush Intcntl

Wed 21-10

20:04-17:45

2 stops32h 41m

S$ 1,298

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Tue 13-10

21:00-18:07

2 stops34h 07m

Houston George Bush Intcntl

Tue 20-10

09:09-09:40

2 stops35h 31m

S$ 1,319

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Fri 9-10

21:00-16:28

2 stops32h 28m

Houston George Bush Intcntl

Fri 16-10

11:27-09:40

2 stops33h 13m

S$ 1,321

Fastest return journey

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Sat 5-12

08:40-14:38

1 stop19h 58m

Houston George Bush Intcntl

Thu 7-1

18:10-07:00

1 stop22h 50m

S$ 1,452

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Fri 9-10

21:00-16:28

2 stops32h 28m

Houston George Bush Intcntl

Mon 19-10

11:27-09:40

2 stops33h 13m

S$ 1,468

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Mon 12-10

21:00-16:25

2 stops32h 25m

Houston George Bush Intcntl

Sat 24-10

11:27-09:35

2 stops33h 08m

S$ 1,468

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Tue 13-10

03:15-23:59

2 stops33h 44m

Houston George Bush Intcntl

Wed 21-10

18:15-15:45

1 stop32h 30m

S$ 1,469

SingaporeHouston

SIN Singapore Changi - HOU Houston Hobby

SINHOU

Singapore Changi

Thu 1-10

13:55-23:45

2 stops46h 50m

Houston Hobby

Fri 16-10

19:30-12:30

2 stops28h 00m

S$ 1,519

SingaporeHouston

SIN Singapore Changi - IAH Houston George Bush Intcntl

SINIAH

Singapore Changi

Mon 14-9

08:45-16:56

1 stop21h 11m

Houston George Bush Intcntl

Thu 17-9

12:40-06:15

1 stop28h 35m

S$ 1,531

Flights are sorted by cheapest return flights first.

Deals found on 31-8

Showing 1-10 of 44 resultsSorted by cheapest first

...

Best time to book a flight from Singapore to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Singapore with our price prediction graph.

SIN-HO1

SIN-IAH

SIN-HOU

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Singapore to Houston

SIN-HO1

SIN-IAH

SIN-HOU

What is the cheapest month to book a flight from Singapore to Houston?

Currently, January is the cheapest month in which you can book a flight from Singapore to Houston (average of S$ 809). Flying from Singapore to Houston in March is currently the most expensive (average of S$ 2,813). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Houston

See what other customers who have flown with United Airlines from Singapore to Houston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,157 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

FERNANDO,Sept 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

United Airlines

7.4

Good

10,157 reviews

United Airlines

7.4

Good

10,157 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

FERNANDO,Sept 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

Related info for your journey

What airport do you fly from for flights from Singapore to Houston?
If you book a flight to Houston from Singapore, you will be flying from Changi, which is the city’s only airport. Singapore Changi (SIN) is located 16.9 km from the centre of Singapore. There are 0 flights from Changi to Houston per day from 1 airline.
How long is the flight from Singapore to Houston?
Airlines like Air Canada, Japan Airlines, and Etihad Airways fly from Singapore to Houston in about 21h 37m. The time it takes to get you to your destination can typically vary by up to 10h 51m. Singapore and Houston are separated by a distance of 15960 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What is the cheapest airline to fly from Singapore to Houston round-trip?
United Airlines, at S$ 1,108, was found to be the cheapest airline from Singapore to Houston.. Users have found that United Airlines is 35% cheaper than the other options available to this destination.
Can I find deals for flights from Singapore to Houston that include hotel bookings?
Yes. In addition to deals on Singapore to Houston flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Singapore to Houston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Houston.
Can I find deals for business class flights from Singapore to Houston?
Yes. Cheapflights offers flight deals from Singapore to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Singapore to Houston?
Currently, January is the cheapest month in which you can book a flight from Singapore to Houston (average of S$ 809). Flying from Singapore to Houston in March is currently the most expensive (average of S$ 2,813). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to Texas

Flights by cabin class

Other flight options

Popular flights

Alternative routes for Singapore to Houston

Singapore to Hobby flights

Singapore to George Bush Intcntl flights

Singapore to Austin flights

Singapore to Love Field flights

Top airline flying from Singapore to Houston

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	CheapestS$ 1,108	AverageS$ 1,346	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Singapore to Houston?

Cheapflights helps you search for flights from Singapore to Houston via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Houston?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Singapore to Houston for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Singapore to Houston with no change fees?

Yes, we can. To see specific flights from Singapore to Houston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Singapore to Houston become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Houston from Singapore today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Singapore to Houston from S$ 681

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18-11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Singapore to Houston

Cheapest flights from Singapore to HoustonExplore the most affordable flight options available from Singapore to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2026.

Explore the most affordable flight options available from Singapore to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2026.

Best flights from Singapore to HoustonDiscover carefully curated flight deals from Singapore to Houston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 September 2026.

Discover carefully curated flight deals from Singapore to Houston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 September 2026.

Last-minute flights from Singapore to HoustonDiscover last-minute flight deals from Singapore to Houston. Data last updated 1 September 2026 and is based on user searches.

Discover last-minute flight deals from Singapore to Houston. Data last updated 1 September 2026 and is based on user searches.

One-way flights from Singapore to HoustonSearch for one-way flight options from Singapore to Houston. Find affordable one-way fares based on user searches. Data last updated 1 September 2026.

Search for one-way flight options from Singapore to Houston. Find affordable one-way fares based on user searches. Data last updated 1 September 2026.

Find flight deals from Singapore to Houston

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Singapore to Houston that are best for you.

Best time to book a flight from Singapore to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Singapore with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Singapore to Houston?

Reviews of airlines servicing Houston

See what other customers who have flown with United Airlines from Singapore to Houston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Singapore to Houston?

How long is the flight from Singapore to Houston?

What is the cheapest airline to fly from Singapore to Houston round-trip?

Can I find deals for flights from Singapore to Houston that include hotel bookings?

How can I find direct flights from Singapore to Houston?

Can I find deals for business class flights from Singapore to Houston?

What is the cheapest month to book a flight from Singapore to Houston?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Singapore to Houston

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Houston by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Texas

Book a non-stop flight to one of these other cities located in Texas.

Search flights from Singapore to Houston by cabin class

Find flights from Singapore to Houston, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Singapore and Houston flights

Browse other Singapore and Houston flight options. Last updated on 1 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top airline flying from Singapore to Houston

Fly with Cheapflights

How does Cheapflights help users find flights from Singapore to Houston?

Why should you use Cheapflights to find cheap flight tickets from Singapore to Houston?

Can Cheapflights find flights from Singapore to Houston with no change fees?

Can Cheapflights notify me if prices for flights from Singapore to Houston become cheaper?

100% Free

Book With Flexibility

Travel Smart

Cheapest flights from Singapore to Houston
Explore the most affordable flight options available from Singapore to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2026.

Best flights from Singapore to Houston
Discover carefully curated flight deals from Singapore to Houston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 September 2026.

Last-minute flights from Singapore to Houston
Discover last-minute flight deals from Singapore to Houston. Data last updated 1 September 2026 and is based on user searches.

One-way flights from Singapore to Houston
Search for one-way flight options from Singapore to Houston. Find affordable one-way fares based on user searches. Data last updated 1 September 2026.