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

Etihad Airways, Air Canada, 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 38% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 4 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 4 as of September 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.

$508 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

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

4:45 pm - 5:15 amIAH Houston George Bush Intcntl-SIN Singapore Changi

23h 30m1 stop Vancouver Intl

7:00 am - 1:23 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

43h 23m2 stops Vancouver Intl Edmonton

$927Air Canada

Thu, Sep 24 - Thu, Oct 8

4:45 pm - 5:15 amIAH Houston George Bush Intcntl-SIN Singapore Changi

23h 30m1 stop Vancouver Intl

7:00 am - 3:37 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

21h 37m1 stop Vancouver Intl

$929Air Canada

Thu, Sep 24 - Thu, Oct 8

11:50 am - 9:35 amIAH Houston George Bush Intcntl-SIN Singapore Changi

31h 45m2 stops New York John F Kennedy Intl Abu Dhabi Zayed Intl

7:25 pm - 4:48 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

35h 23m2 stops Abu Dhabi Zayed Intl New York John F Kennedy Intl

$1,050Etihad Airways

Wed, Jan 20 - Wed, Feb 3

11:50 am - 9:35 amIAH Houston George Bush Intcntl-SIN Singapore Changi

31h 45m2 stops New York John F Kennedy Intl Abu Dhabi Zayed Intl

7:25 pm - 1:26 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

32h 01m2 stops Abu Dhabi Zayed Intl Chicago O'Hare Intl

$1,078Etihad Airways

Fri, Feb 5 - Sun, Feb 14

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

25h 35m1 stop Doha Hamad Intl

7:40 pm - 3:55 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

33h 15m1 stop Doha Hamad Intl

$1,124Qatar Airways

Wed, Sep 30 - Wed, Oct 21

6:15 pm - 3:45 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

32h 30m1 stop Doha Hamad Intl

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

25h 40m1 stop Doha Hamad Intl

$1,248Qatar Airways

Fri, Oct 9 - Thu, Oct 15

1:00 am - 1:55 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

23h 55m1 stop Taipei City Taiwan Taoyuan Intl

3:20 pm - 10:15 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

19h 55m1 stop Taipei City Taiwan Taoyuan Intl

$1,256EVA Air

Tue, Oct 6 - Sun, Oct 11

8:00 am - 8:15 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

23h 15m1 stop San Francisco

10:10 am - 8:22 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

24h 12m1 stop San Francisco

$1,285United Airlines

Thu, Oct 29 - Thu, Nov 5

8:00 am - 8:15 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

23h 15m1 stop San Francisco

10:20 pm - 9:50 amSIN Singapore Changi-IAH Houston George Bush Intcntl

25h 30m2 stops San Francisco Chicago O'Hare Intl

$1,289United Airlines

Thu, Oct 29 - Thu, Nov 5

4:20 pm - 1:55 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

32h 35m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

1:15 pm - 10:00 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

21h 45m1 stop Taipei City Taiwan Taoyuan Intl

$1,461EVA Air

Sat, Oct 10 - Sat, Oct 31

Cheap last minute flights

Enter your travel dates to find the best prices.

9:43 am - 11:15 amIAH Houston George Bush Intcntl-SIN Singapore Changi

36h 32m2 stops Vancouver Intl Bangkok Suvarnabhumi

7:00 am - 1:23 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

43h 23m2 stops Vancouver Intl Edmonton

$1,066Air Canada

Wed, Sep 16 - Tue, Oct 13

4:45 pm - 2:30 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

32h 45m2 stops Vancouver Intl Bangkok Suvarnabhumi

7:00 am - 1:23 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

43h 23m2 stops Vancouver Intl Edmonton

$1,066Air Canada

Wed, Sep 16 - Tue, Oct 13

1:10 am - 11:55 amIAH Houston George Bush Intcntl-SIN Singapore Changi

21h 45m1 stop Taipei City Taiwan Taoyuan Intl

1:10 pm - 10:15 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

22h 05m1 stop Taipei City Taiwan Taoyuan Intl

$1,222EVA Air

Tue, Sep 15 - Tue, Oct 13

11:00 am - 5:30 amIAH Houston George Bush Intcntl-SIN Singapore Changi

29h 30m2 stops Chicago O'Hare Intl Hong Kong Intl

9:45 am - 8:33 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

23h 48m2 stops Hong Kong Intl Dallas/Fort Worth

$1,244Cathay Pacific

Tue, Sep 15 - Thu, Sep 17

7:02 am - 12:45 amIAH Houston George Bush Intcntl-SIN Singapore Changi

28h 43m2 stops Seattle/Tacoma Intl Hong Kong Intl

7:00 am - 3:37 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

21h 37m1 stop Vancouver Intl

$1,260Multiple Airlines

Tue, Sep 15 - Thu, Sep 17

1:10 am - 11:55 amIAH Houston George Bush Intcntl-SIN Singapore Changi

21h 45m1 stop Taipei City Taiwan Taoyuan Intl

1:10 pm - 10:15 pmSIN Singapore Changi-IAH Houston George Bush Intcntl

22h 05m1 stop Taipei City Taiwan Taoyuan Intl

$1,269EVA Air

Tue, Sep 15 - Tue, Oct 13

6:15 pm - 9:15 pmIAH Houston George Bush Intcntl-SIN Singapore Changi

38h 00m1 stop Doha Hamad Intl

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

25h 40m1 stop Doha Hamad Intl

$1,271Qatar Airways

Thu, Sep 17 - Tue, Sep 29

6:05 pm - 6:15 amIAH Houston George Bush Intcntl-SIN Singapore Changi

23h 10m1 stop San Francisco

8:35 pm - 6:35 amSIN Singapore Changi-IAH Houston George Bush Intcntl

23h 00m1 stop San Francisco

$1,285United Airlines

Tue, Sep 15 - Thu, Sep 17

8:18 pm - 3:45 pmHOU Houston Hobby-SIN Singapore Changi

30h 27m2 stops Dallas/Fort Worth Doha Hamad Intl

3:15 am - 7:48 pmSIN Singapore Changi-HOU Houston Hobby

29h 33m2 stops Doha Hamad Intl Dallas/Fort Worth

$1,764Qatar Airways

Thu, Sep 17 - Tue, Sep 29

10:31 am - 6:15 amIAH Houston George Bush Intcntl-SIN Singapore Changi

30h 44m2 stops Denver Intl San Francisco

8:35 pm - 10:55 amSIN Singapore Changi-IAH Houston George Bush Intcntl

27h 20m1 stop San Francisco

$2,409United Airlines

Wed, Sep 16 - Tue, Oct 13

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Air Canada flights from Houston to Singapore

Our best Air Canada deals on Houston to Singapore flight tickets

Air Canada

Sep 24

IAH4:45 pmHouston George Bush Intcntl

23h 30m

1 stop

SIN5:15 amSingapore Changi

Oct 8

SIN7:00 amSingapore Changi

43h 23m

2 stops

IAH1:23 pmHouston George Bush Intcntl

$927

Air Canada

Sep 24

IAH4:45 pmHouston George Bush Intcntl

23h 30m

1 stop

SIN5:15 amSingapore Changi

Oct 8

SIN7:00 amSingapore Changi

21h 37m

1 stop

IAH3:37 pmHouston George Bush Intcntl

$929

Air Canada

Nov 11

IAH4:25 pmHouston George Bush Intcntl

48h 35m

2 stops

SIN7:00 amSingapore Changi

Nov 24

SIN8:40 amSingapore Changi

42h 41m

2 stops

IAH1:21 pmHouston George Bush Intcntl

$967

Etihad Airways flights from Houston to Singapore

Our best Etihad Airways deals on Houston to Singapore flight tickets

Etihad Airways

Jan 20

IAH11:50 amHouston George Bush Intcntl

31h 45m

2 stops

SIN9:35 amSingapore Changi

Feb 3

SIN7:25 pmSingapore Changi

35h 23m

2 stops

IAH4:48 pmHouston George Bush Intcntl

$1,050

Etihad Airways

Feb 5

IAH11:50 amHouston George Bush Intcntl

31h 45m

2 stops

SIN9:35 amSingapore Changi

Feb 14

SIN7:25 pmSingapore Changi

32h 01m

2 stops

IAH1:26 pmHouston George Bush Intcntl

$1,078

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

Thu 9/24

4:45 pm-5:15 am

1 stop23h 30m

Singapore Changi

Thu 10/8

7:00 am-1:23 pm

2 stops43h 23m

$927

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Thu 9/24

4:45 pm-5:15 am

1 stop23h 30m

Singapore Changi

Thu 10/8

7:00 am-3:37 pm

1 stop21h 37m

$929

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Wed 1/20

11:50 am-9:35 am

2 stops31h 45m

Singapore Changi

Wed 2/3

7:25 pm-4:48 pm

2 stops35h 23m

$1,050

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Fri 2/5

11:50 am-9:35 am

2 stops31h 45m

Singapore Changi

Sun 2/14

7:25 pm-1:26 pm

2 stops32h 01m

$1,078

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Wed 9/30

6:15 pm-8:50 am

1 stop25h 35m

Singapore Changi

Wed 10/21

7:40 pm-3:55 pm

1 stop33h 15m

$1,124

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Fri 10/9

6:15 pm-3:45 pm

1 stop32h 30m

Singapore Changi

Thu 10/15

3:15 am-3:55 pm

1 stop25h 40m

$1,248

Quickest round-trip

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Tue 10/6

1:00 am-1:55 pm

1 stop23h 55m

Singapore Changi

Sun 10/11

3:20 pm-10:15 pm

1 stop19h 55m

$1,256

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Thu 10/29

8:00 am-8:15 pm

1 stop23h 15m

Singapore Changi

Thu 11/5

10:10 am-8:22 pm

1 stop24h 12m

$1,285

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Thu 10/29

8:00 am-8:15 pm

1 stop23h 15m

Singapore Changi

Thu 11/5

10:20 pm-9:50 am

2 stops25h 30m

$1,289

HoustonSingapore

IAH Houston George Bush Intcntl - SIN Singapore Changi

IAHSIN

Houston George Bush Intcntl

Sat 10/10

4:20 pm-1:55 pm

2 stops32h 35m

Singapore Changi

Sat 10/31

1:15 pm-10:00 pm

1 stop21h 45m

$1,461

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 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 $1,074. 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 $1,130.

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	$508
Fastest flight time	22h 50m
Direct flights	None

The best one-way flight to Singapore from Houston in the past 72 hours is $508. The best round-trip flight deal from Houston to Singapore found on momondo in the last 72 hours is $927.

The fastest flight from Houston to Singapore takes 22h 50m

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 22h 50m.
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 4 as of September 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 $712	Free Cancellation	Rating 7.1 11,630 reviews	Search Air Canada flights
EVA Air	PriceFrom $1,004	Free Cancellation	Rating 8.5 1,524 reviews	Search EVA Air flights
United Airlines	PriceFrom $1,024	Free Cancellation	Rating 7.4 10,213 reviews	Search United Airlines flights
Qatar Airways	PriceFrom $1,123	Free Cancellation	Rating 7.4 3,733 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 $508

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 3/2. 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 flights from Houston to Singapore

Our best Air Canada deals on Houston to Singapore flight tickets

Etihad Airways flights from Houston to Singapore

Our best Etihad Airways 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 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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