What is the cheapest airline that flies from Houston to Singapore Changi?

Qatar Airways, American Airlines, and Delta are the most popular carriers operating from Houston to Singapore Changi

What airlines fly to Singapore?

United Airlines, EVA Air and Air Canada are the top three most popular airlines that fly to Singapore from Houston according to our data. United Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 8 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

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?

The number of operators available for flights from Houston to Singapore Changi Airport is 8 as of November 2025.

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.

$412 Cheap Flights from Houston to Singapore in 2025/26

Q: 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 $1,171 to $1,858. The lowest price recently found on this route was $875.

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9:05 pm - 5:35 pmIAH-SIN

30h 30m1 stop

11:25 pm - 2:10 pmSIN-IAH

27h 45m1 stop

$875Turkish Airlines

Find Deal

Wed, Jan 14 - Tue, Mar 17

4:14 pm - 2:00 pmIAH-SIN

31h 46m2 stops

9:20 am - 12:22 amSIN-IAH

29h 02m2 stops

$909Multiple Airlines

Find Deal

Tue, Jan 20 - Wed, Jan 28

2:55 pm - 5:35 pmIAH-SIN

36h 40m1 stop

11:25 pm - 8:10 pmSIN-IAH

33h 45m1 stop

$913Turkish Airlines

Find Deal

Wed, Mar 4 - Mon, Mar 9

5:14 pm - 4:50 pmIAH-SIN

33h 36m2 stops

7:40 am - 12:22 amSIN-IAH

30h 42m2 stops

$915Multiple Airlines

Find Deal

Mon, Jan 19 - Tue, Jan 27

5:14 pm - 12:25 pmIAH-SIN

29h 11m2 stops

9:20 am - 12:22 amSIN-IAH

29h 02m2 stops

$917Multiple Airlines

Find Deal

Mon, Jan 26 - Tue, Feb 3

4:14 pm - 12:25 pmIAH-SIN

30h 11m2 stops

12:40 am - 5:54 amSIN-IAH

43h 14m3 stops

$929Multiple Airlines

Find Deal

Wed, Jan 28 - Wed, Feb 4

4:14 pm - 12:25 pmIAH-SIN

30h 11m2 stops

12:40 am - 7:25 amSIN-IAH

20h 45m1 stop

$931Multiple Airlines

Find Deal

Wed, Jan 28 - Wed, Feb 4

10:35 am - 6:35 amHOU-SIN

30h 00m2 stops

8:15 am - 6:06 pmSIN-HOU

23h 51m2 stops

$1,256American Airlines

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Sun, Jan 25 - Thu, Jan 29

6:00 am - 12:50 amHOU-SIN

28h 50m2 stops

8:15 am - 6:06 pmSIN-HOU

23h 51m2 stops

$1,259American Airlines

Find Deal

Sun, Jan 25 - Thu, Jan 29

12:47 pm - 8:45 amHOU-SIN

29h 58m2 stops

3:15 am - 8:02 pmSIN-HOU

29h 47m2 stops

$1,445Qatar Airways

Find Deal

Wed, Jan 14 - Mon, Mar 16

ANA flights from Houston to Singapore

Our best ANA deals on Houston to Singapore flight tickets

ANA

Nov 24

IAH10:25 amHouston George Bush Intcntl

24h 30m

1 stop

SIN12:55 amSingapore Changi

Nov 26

SIN10:20 pmSingapore Changi

23h 25m

1 stop

IAH7:45 amHouston George Bush Intcntl

$975

Find similar

ANA

Jan 14

IAH7:30 amHouston George Bush Intcntl

27h 25m

2 stops

SIN12:55 amSingapore Changi

Mar 18

SIN10:45 amSingapore Changi

27h 11m

2 stops

IAH12:56 amHouston George Bush Intcntl

$989

Find similar

ANA

May 7

IAH8:20 amHouston George Bush Intcntl

27h 25m

2 stops

SIN12:45 amSingapore Changi

May 21

SIN6:15 amSingapore Changi

25h 10m

2 stops

IAH6:25 pmHouston George Bush Intcntl

$1,001

Find similar

American Airlines flights from Houston to Singapore

Our best American Airlines deals on Houston to Singapore flight tickets

American Airlines

Jan 25

HOU10:35 amHouston Hobby

30h 00m

2 stops

SIN6:35 amSingapore Changi

Jan 29

SIN8:15 amSingapore Changi

23h 51m

2 stops

HOU6:06 pmHouston Hobby

$1,256

Find similar

American Airlines

Jan 25

HOU6:00 amHouston Hobby

28h 50m

2 stops

SIN12:50 amSingapore Changi

Jan 29

SIN8:15 amSingapore Changi

23h 51m

2 stops

HOU6:06 pmHouston Hobby

$1,259

Find similar

American Airlines

Jan 25

HOU6:00 amHouston Hobby

28h 50m

2 stops

SIN12:50 amSingapore Changi

Jan 29

SIN8:15 amSingapore Changi

23h 51m

2 stops

HOU6:06 pmHouston Hobby

$1,260

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 1/14

9:05 pm-5:35 pm

1 stop30h 30m

Singapore Changi

Tue 3/17

11:25 pm-2:10 pm

1 stop27h 45m

$875

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Tue 1/20

4:14 pm-2:00 pm

2 stops31h 46m

Singapore Changi

Wed 1/28

9:20 am-12:22 am

2 stops29h 02m

$909

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

$913

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Mon 1/19

5:14 pm-4:50 pm

2 stops33h 36m

Singapore Changi

Tue 1/27

7:40 am-12:22 am

2 stops30h 42m

$915

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Mon 1/26

5:14 pm-12:25 pm

2 stops29h 11m

Singapore Changi

Tue 2/3

9:20 am-12:22 am

2 stops29h 02m

$917

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 1/28

4:14 pm-12:25 pm

2 stops30h 11m

Singapore Changi

Wed 2/4

12:40 am-5:54 am

3 stops43h 14m

$929

HoustonSingapore

IAH - SIN

IAHSIN

Houston George Bush Intcntl

Wed 1/28

4:14 pm-12:25 pm

2 stops30h 11m

Singapore Changi

Wed 2/4

12:40 am-7:25 am

1 stop20h 45m

$931

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Sun 1/25

10:35 am-6:35 am

2 stops30h 00m

Singapore Changi

Thu 1/29

8:15 am-6:06 pm

2 stops23h 51m

$1,256

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Sun 1/25

6:00 am-12:50 am

2 stops28h 50m

Singapore Changi

Thu 1/29

8:15 am-6:06 pm

2 stops23h 51m

$1,259

HoustonSingapore

HOU - SIN

HOUSIN

Houston Hobby

Wed 1/14

12:47 pm-8:45 am

2 stops29h 58m

Singapore Changi

Mon 3/16

3:15 am-8:02 pm

2 stops29h 47m

$1,445

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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

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 $974. 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 $999.

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

The cheapest day to depart from Houston to Singapore is on a Friday when prices can be found for as low as $1,205. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $1,640.

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

At noon is the cheapest time of day to fly from Houston to Singapore when you can find flight prices for as low as $1,331. Flying to Singapore at noon 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 $1,181 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 $1,045 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

Direct flights	None

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 45m.
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?
The number of operators available for flights from Houston to Singapore Changi Airport is 8 as of November 2025.
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
Singapore Airlines	PriceFrom $828	Free Cancellation	Rating 8.1 1,407 reviews	Search Singapore Airlines flights
Turkish Airlines	PriceFrom $845	Free Cancellation	Rating 7.3 4,044 reviews	Search Turkish Airlines flights
Air Canada	PriceFrom $852	Free Cancellation	Rating 7.1 10,463 reviews	Search Air Canada flights
Japan Airlines	PriceFrom $937	Free Cancellation	Rating 8.3 1,624 reviews	Search Japan Airlines flights
United Airlines	PriceFrom $973	Free Cancellation	Rating 7.4 9,029 reviews	Search United Airlines flights
EVA Air	PriceFrom $1,080	Free Cancellation	Rating 8.4 1,280 reviews	Search EVA Air flights
Qatar Airways	PriceFrom $1,174	Free Cancellation	Rating 7.4 3,664 reviews	Search Qatar Airways flights
ZIPAIR	PriceFrom $1,178	Free Cancellation	Rating 7.4 53 reviews	Search ZIPAIR 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Houston to Singapore from $412

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 1/14. 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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Big names and deals

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Filter for what you want

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Find the cheapest flights from Houston to Singapore

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ANA flights from Houston to Singapore

Our best ANA deals on Houston to Singapore flight tickets

American Airlines flights from Houston to Singapore

Our best American Airlines deals on Houston to Singapore flight tickets

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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?

What is the cheapest month to fly to Singapore?

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

The cheapest day to depart from Houston to Singapore is on a Friday when prices can be found for as low as $1,205. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $1,640.

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

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?

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.

What is the cheapest airline that flies from Houston to Singapore Changi?

Qatar Airways, American Airlines, and Delta are the most popular carriers operating from Houston to Singapore Changi

What airlines fly to Singapore?

Cheap Houston to Singapore flight deals and tips

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

Direct flights

How far is Houston to Singapore Changi by plane?

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

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?

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

Best airlines flying from Houston to Singapore

Compare and see reviews for airlines that fly from Houston to Singapore with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Singapore trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Singapore

Fly your favorite airline to Singapore

Airlines are sorted and displayed according to clicks in the past 7 days on momondo