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

Delta and Korean Air are the most popular carriers operating from Houston to Singapore Changi

What airlines fly to Singapore?

EVA Air, United Airlines and Air Canada are the top three most popular airlines that fly to Singapore from Houston according to our data. EVA Air is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 5 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 5 as of October 2026.

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.

$434 Cheap Flights from Houston to Singapore in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Singapore

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:10 am - 12:15 amIAH Houston George Bush Intcntl-SIN Singapore Changi

29h 05m2 stops Detroit Metropolitan Wayne County Incheon Intl

10:30 am - 11:58 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

27h 28m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$876Delta

Tue, Nov 24 - Thu, Dec 10

5:10 am - 12:15 amIAH Houston George Bush Intcntl-SIN Singapore Changi

29h 05m2 stops Detroit Metropolitan Wayne County Incheon Intl

10:30 am - 10:06 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

25h 36m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$876Delta

Mon, Nov 23 - Tue, Dec 8

9:00 pm - 8:45 amIAH Houston George Bush Intcntl-SIN Singapore Changi

45h 45m1 stop Istanbul

11:40 am - 7:05 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

45h 25m1 stop Istanbul

$988Turkish Airlines

Wed, Nov 11 - Fri, Dec 4

2:55 pm - 8:45 amIAH Houston George Bush Intcntl-SIN Singapore Changi

27h 50m1 stop Istanbul

5:10 am - 7:05 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

27h 55m1 stop Istanbul

$988Turkish Airlines

Sat, Nov 14 - Thu, Nov 19

6:10 pm - 7:00 amIAH Houston George Bush Intcntl-SIN Singapore Changi

22h 50m1 stop Vancouver Intl

8:40 am - 1:21 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

42h 41m2 stops Vancouver Intl Edmonton

$1,142Air Canada

Tue, Nov 17 - Tue, Nov 24

6:10 pm - 11:15 amIAH Houston George Bush Intcntl-SIN Singapore Changi

27h 05m2 stops Vancouver Intl Bangkok Suvarnabhumi

9:00 pm - 2:37 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

31h 37m2 stops Bangkok Suvarnabhumi Vancouver Intl

$1,151Air Canada

Fri, Mar 5 - Mon, Mar 8

9:45 pm - 8:15 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

32h 30m1 stop San Francisco

10:10 am - 8:15 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

24h 05m2 stops San Francisco Denver Intl

$1,318United Airlines

Tue, Nov 10 - Wed, Nov 25

9:45 pm - 8:15 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

32h 30m1 stop San Francisco

10:10 am - 8:15 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

24h 05m2 stops San Francisco Denver Intl

$1,320United Airlines

Tue, Nov 10 - Wed, Nov 25

6:15 pm - 8:50 amIAH Houston George Bush Intcntl-SIN Singapore Changi

25h 35m1 stop Doha Hamad Intl

9:15 pm - 3:55 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

31h 40m2 stops Kuala Lumpur Intl Doha Hamad Intl

$1,508Qatar Airways

Fri, Apr 16 - Thu, Apr 29

5:35 pm - 8:45 amIAH Houston George Bush Intcntl-SIN Singapore Changi

25h 10m1 stop Doha Hamad Intl

3:15 am - 3:15 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

26h 00m1 stop Doha Hamad Intl

$1,635Qatar Airways

Fri, Jan 15 - Sat, Jan 23

Cheap last minute flights

Enter your travel dates to find the best prices.

10:59 pm - 3:00 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

50h 01m2 stops Los Angeles Shanghai Pu Dong

11:00 pm - 5:10 amSIN Singapore Changi-IAH Houston George Bush Intcntl

44h 10m3 stops Shanghai Pu Dong Los Angeles Las Vegas Harry Reid Intl

$1,029Multiple Airlines

Sun, Nov 1 - Mon, Nov 16

9:00 pm - 5:40 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

30h 40m1 stop Istanbul

4:35 am - 7:05 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

28h 30m1 stop Istanbul

$1,086Turkish Airlines

Thu, Nov 5 - Tue, Nov 17

10:59 pm - 3:00 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

50h 01m2 stops Los Angeles Shanghai Pu Dong

3:25 am - 11:32 amSIN Singapore Changi-IAH Houston George Bush Intcntl

46h 07m2 stops Shanghai Pu Dong Los Angeles

$1,128Multiple Airlines

Sun, Nov 1 - Sun, Nov 15

2:49 pm - 10:25 amIAH Houston George Bush Intcntl-SIN Singapore Changi

29h 36m3 stops Las Vegas Harry Reid Intl Los Angeles Manila Ninoy Aquino Intl

9:30 am - 5:10 amSIN Singapore Changi-IAH Houston George Bush Intcntl

33h 40m3 stops Beijing Capital Los Angeles Las Vegas Harry Reid Intl

$1,218Multiple Airlines

Sun, Nov 1 - Mon, Nov 16

7:20 pm - 8:15 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

34h 55m1 stop San Francisco

10:10 am - 10:28 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

26h 18m1 stop San Francisco

$1,326United Airlines

Sun, Nov 1 - Mon, Nov 16

5:35 pm - 12:55 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

29h 20m2 stops Doha Hamad Intl Kuala Lumpur Intl

3:15 am - 3:15 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

26h 00m1 stop Doha Hamad Intl

$1,503Qatar Airways

Sun, Nov 1 - Sun, Nov 15

11:30 pm - 12:05 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

22h 35m1 stop Taipei City Taiwan Taoyuan Intl

3:45 pm - 8:50 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

19h 05m1 stop Taipei City Taiwan Taoyuan Intl

$6,175EVA Air

Mon, Nov 2 - Thu, Nov 5

11:30 pm - 12:05 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

22h 35m1 stop Taipei City Taiwan Taoyuan Intl

3:45 pm - 8:50 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

19h 05m1 stop Taipei City Taiwan Taoyuan Intl

$6,220EVA Air

Mon, Nov 2 - Thu, Nov 5

9:45 pm - 8:15 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

32h 30m1 stop San Francisco

10:10 am - 12:30 amSIN Singapore Changi-IAH Houston George Bush Intcntl

28h 20m1 stop San Francisco

$6,644United Airlines

Sun, Nov 1 - Tue, Nov 17

5:10 am - 8:15 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

26h 05m1 stop San Francisco

10:20 pm - 11:59 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

39h 39m2 stops San Francisco Denver Intl

$6,648United Airlines

Sat, Oct 31 - Sat, Nov 7

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Delta flights from Houston to Singapore

Our best Delta deals on Houston to Singapore flight tickets

Delta

Nov 23

IAH5:35 amHouston George Bush Intcntl

28h 40m

2 stops

SIN12:15 amSingapore Changi

Dec 7

SIN10:30 pmSingapore Changi

30h 47m

2 stops

IAH3:17 pmHouston George Bush Intcntl

$876

Delta

Mar 8

IAH5:25 amHouston George Bush Intcntl

33h 35m

2 stops

SIN5:00 amSingapore Changi

Mar 23

SIN10:30 amSingapore Changi

26h 28m

2 stops

IAH11:58 pmHouston George Bush Intcntl

$879

Delta

Nov 22

IAH6:19 pmHouston George Bush Intcntl

39h 56m

2 stops

SIN12:15 amSingapore Changi

Dec 7

SIN10:30 pmSingapore Changi

34h 09m

2 stops

IAH6:39 pmHouston George Bush Intcntl

$882

Cathay Pacific flights from Houston to Singapore

Our best Cathay Pacific deals on Houston to Singapore flight tickets

Cathay Pacific

Nov 5

IAH3:19 pmHouston George Bush Intcntl

30h 31m

2 stops

SIN11:50 amSingapore Changi

Nov 18

SIN7:30 amSingapore Changi

30h 29m

2 stops

IAH11:59 pmHouston George Bush Intcntl

$1,243

Cathay Pacific

Nov 12

IAH3:19 pmHouston George Bush Intcntl

30h 31m

2 stops

SIN11:50 amSingapore Changi

Nov 16

SIN6:00 pmSingapore Changi

39h 49m

2 stops

IAH7:49 pmHouston George Bush Intcntl

$1,244

Cathay Pacific

Nov 7

IAH3:19 pmHouston George Bush Intcntl

55h 41m

2 stops

SIN1:00 pmSingapore Changi

Dec 2

SIN6:00 pmSingapore Changi

39h 41m

2 stops

IAH7:41 pmHouston George Bush Intcntl

$1,269

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 11/24

5:10 am-12:15 am

2 stops29h 05m

Singapore Changi

Thu 12/10

10:30 am-11:58 pm

2 stops27h 28m

$876

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Mon 11/23

5:10 am-12:15 am

2 stops29h 05m

Singapore Changi

Tue 12/8

10:30 am-10:06 pm

2 stops25h 36m

$876

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

11:40 am-7:05 pm

1 stop45h 25m

$988

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Sat 11/14

2:55 pm-8:45 am

1 stop27h 50m

Singapore Changi

Thu 11/19

5:10 am-7:05 pm

1 stop27h 55m

$988

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Tue 11/17

6:10 pm-7:00 am

1 stop22h 50m

Singapore Changi

Tue 11/24

8:40 am-1:21 pm

2 stops42h 41m

$1,142

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Fri 3/5

6:10 pm-11:15 am

2 stops27h 05m

Singapore Changi

Mon 3/8

9:00 pm-2:37 pm

2 stops31h 37m

$1,151

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Tue 11/10

9:45 pm-8:15 pm

1 stop32h 30m

Singapore Changi

Wed 11/25

10:10 am-8:15 pm

2 stops24h 05m

$1,318

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Tue 11/10

9:45 pm-8:15 pm

1 stop32h 30m

Singapore Changi

Wed 11/25

10:10 am-8:15 pm

2 stops24h 05m

$1,320

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Fri 4/16

6:15 pm-8:50 am

1 stop25h 35m

Singapore Changi

Thu 4/29

9:15 pm-3:55 pm

2 stops31h 40m

$1,508

Quickest round-trip

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Fri 1/15

5:35 pm-8:45 am

1 stop25h 10m

Singapore Changi

Sat 1/23

3:15 am-3:15 pm

1 stop26h 00m

$1,635

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?

Prices are currently low for flights on this route.

Typical prices usually range from $1,237 to $1,449.
The lowest price recently found on this route was $876.

What is the cheapest month to fly to Singapore?

The month of March is, on average, the cheapest month to fly to Singapore from Houston, with most prices found around $1,134. If you aren’t able to travel to Singapore during the month of March, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,167.

Cheap Houston to Singapore flight deals and tips

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

Best Price Found	$434
Fastest flight time	27h 15m
Direct flights	None

The best one-way flight to Singapore from Houston in the past 72 hours is $434. The best round-trip flight deal from Houston to Singapore found on momondo in the last 72 hours is $876.

The fastest flight from Houston to Singapore takes 27h 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 27h 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?
The number of operators available for flights from Houston to Singapore Changi Airport is 5 as of October 2026.
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 Canada	PriceFrom $867	Free Cancellation	Rating 7.1 11,832 reviews	Search Air Canada flights
Turkish Airlines	PriceFrom $876	Free Cancellation	Rating 7.4 4,461 reviews	Search Turkish Airlines flights
EVA Air	PriceFrom $1,004	Free Cancellation	Rating 8.5 1,552 reviews	Search EVA Air flights
United Airlines	PriceFrom $1,024	Free Cancellation	Rating 7.3 10,448 reviews	Search United Airlines flights
Qatar Airways	PriceFrom $1,123	Free Cancellation	Rating 7.3 3,715 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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Cheap flights from Houston to Singapore from $434

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 3/3. 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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Delta flights from Houston to Singapore

Our best Delta deals on Houston to Singapore flight tickets

Cathay Pacific flights from Houston to Singapore

Our best Cathay Pacific deals on Houston to Singapore flight tickets

momondo Fare Finder

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

See travel insights to Singapore from

How to get the cheapest flight ticket from Houston to Singapore

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 airline that flies from Houston to Singapore Changi?

What airlines fly to Singapore?

Cheap Houston to Singapore flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Houston to Singapore

Best airlines flying from Houston to Singapore

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

Why use momondo?

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

Cabin classes currently available on flights to Singapore

List of cabin classes available on flights landing in Singapore. Availability may vary depending on flight origin and airline.

Complete your trip to Singapore

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