$434+ Cheap flights from Houston to Singapore (SIN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SIN
Nov 29 — Dec 61
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Houston to Singapore with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Houston to Singapore
Cheapest
Best
Last-minute
One-way
Cheapest flights from Houston to SingaporeExplore the most affordable flight options available from Houston to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Houston to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:35 am -
2 stops28h 40m
Mon 12/710:30 pm -
2 stops30h 47m
Deal found 10/29![Delta logo]()
$876
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:19 pm -
2 stops39h 56m
Mon 12/710:30 pm -
2 stops34h 09m
Deal found 10/29![Delta logo]()
$882
This Korean Air deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/224:27 pm -
2 stops41h 48m
Sun 12/610:30 am -
2 stops44h 59m
Deal found 10/29![Korean Air logo]()
$887
This Trip.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:55 am -
1 stop23h 15m
Mon 11/3011:15 pm -
1 stop28h 50m
Deal found 10/28![Multiple Airlines logo]()
$922
This Trip.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/142:55 pm -
1 stop29h 05m
Sun 11/2211:15 pm -
1 stop28h 50m
Deal found 10/28![Multiple Airlines logo]()
$975
This FlightHub deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/710:00 pm -
1 stop44h 45m
Wed 12/211:15 pm -
1 stop33h 50m
Deal found 10/26![Turkish Airlines logo]()
$988
This FlightHub deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:00 pm -
1 stop43h 50m
Fri 1/1511:40 am -
1 stop45h 25m
Deal found 10/25![Turkish Airlines logo]()
$993
This Turkish Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/142:55 pm -
1 stop27h 50m
Thu 11/195:10 am -
1 stop27h 55m
Deal found 10/26![Turkish Airlines logo]()
$999
This CheapTickets deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:59 pm -
2 stops50h 01m
Mon 11/1611:00 pm -
3 stops44h 10m
Deal found 10/26![Multiple Airlines logo]()
$1,029
This Globehunters deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:00 pm -
1 stop45h 45m
Fri 12/411:40 am -
1 stop45h 25m
Deal found 10/27![Turkish Airlines logo]()
$1,041
This FlightHub deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:00 pm -
1 stop30h 40m
Sat 11/2110:25 am -
1 stop46h 40m
Deal found 10/25![Turkish Airlines logo]()
$1,056
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:55 am -
1 stop39h 35m
Sun 12/65:45 pm -
2 stops56h 12m
Deal found 10/29![Multiple Airlines logo]()
$1,061
Best flights from Houston to SingaporeDiscover carefully curated flight deals from Houston to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Houston to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/85:25 am -
2 stops33h 35m
Tue 3/2310:30 am -
2 stops26h 28m
Deal found 10/28![Delta logo]()
$879
This Etihad Airways deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/316:00 am -
2 stops38h 40m
Mon 4/59:00 pm -
2 stops36h 36m
Deal found 10/27![Multiple Airlines logo]()
$1,151
This Etihad Airways deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/2311:32 am -
2 stops32h 03m
Mon 2/87:25 pm -
2 stops35h 25m
Deal found 10/28![Etihad Airways logo]()
$1,208
This Cathay Pacific deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/123:19 pm -
2 stops30h 31m
Mon 11/166:00 pm -
2 stops39h 49m
Deal found 10/27![Cathay Pacific logo]()
$1,244
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:35 pm -
1 stop24h 25m
Fri 12/410:10 am -
2 stops22h 58m
Deal found 10/28![United Airlines logo]()
$1,379
This Emirates deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/303:20 pm -
2 stops34h 40m
Sat 4/312:50 am -
1 stop29h 00m
Deal found 10/30![Emirates logo]()
$1,473
This EVA Air deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:10 am -
2 stops39h 55m
Mon 11/163:45 pm -
1 stop19h 05m
Deal found 10/28![EVA Air logo]()
$1,554
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/87:15 am -
2 stops31h 45m
Mon 3/2210:30 am -
2 stops42h 21m
Deal found 10/26![Delta logo]()
$1,079
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/294:00 pm -
2 stops38h 15m
Sun 4/47:30 am -
2 stops43h 18m
Deal found 10/30![Delta logo]()
$1,082
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/112:50 pm -
1 stop27h 10m
Sat 12/510:10 am -
2 stops24h 50m
Deal found 10/30![United Airlines logo]()
$1,485
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:32 pm -
2 stops45h 43m
Sun 11/2210:30 pm -
2 stops37h 20m
Deal found 10/26![Delta logo]()
$1,242
Last-minute flights from Houston to SingaporeDiscover last-minute flight deals from Houston to Singapore. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Singapore. Data last updated October 30, 2026 and is based on user searches.
This CheapTickets deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:59 pm -
2 stops50h 01m
Mon 11/1611:00 pm -
3 stops44h 10m
Deal found 10/26![Multiple Airlines logo]()
$1,029
This FlightHub deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/710:00 pm -
1 stop44h 45m
Wed 12/211:15 pm -
1 stop33h 50m
Deal found 10/26![Turkish Airlines logo]()
$988
This FlightHub deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:00 pm -
1 stop30h 40m
Sat 11/2110:25 am -
1 stop46h 40m
Deal found 10/25![Turkish Airlines logo]()
$1,056
This Trip.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:55 am -
1 stop23h 15m
Mon 11/3011:15 pm -
1 stop28h 50m
Deal found 10/28![Multiple Airlines logo]()
$922
This Globehunters deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:00 pm -
1 stop45h 45m
Fri 12/411:40 am -
1 stop45h 25m
Deal found 10/27![Turkish Airlines logo]()
$1,041
This Trip.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/142:55 pm -
1 stop29h 05m
Sun 11/2211:15 pm -
1 stop28h 50m
Deal found 10/28![Multiple Airlines logo]()
$975
This Turkish Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/142:55 pm -
1 stop27h 50m
Thu 11/195:10 am -
1 stop27h 55m
Deal found 10/26![Turkish Airlines logo]()
$999
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:19 pm -
2 stops39h 56m
Mon 12/710:30 pm -
2 stops34h 09m
Deal found 10/29![Delta logo]()
$882
This Korean Air deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/224:27 pm -
2 stops41h 48m
Sun 12/610:30 am -
2 stops44h 59m
Deal found 10/29![Korean Air logo]()
$887
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:35 am -
2 stops28h 40m
Mon 12/710:30 pm -
2 stops30h 47m
Deal found 10/29![Delta logo]()
$876
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:55 am -
1 stop39h 35m
Sun 12/65:45 pm -
2 stops56h 12m
Deal found 10/29![Multiple Airlines logo]()
$1,061
One-way flights from Houston to SingaporeSearch for one-way flight options from Houston to Singapore. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Houston to Singapore. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/39:48 am -
2 stops43h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/237:20 am -
2 stops47h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Delta logo]()
$436
This Korean Air deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/248:05 am -
2 stops30h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Korean Air logo]()
$437
This Korean Air deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:35 am -
2 stops28h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Korean Air logo]()
$439
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/107:55 pm -
2 stops38h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Delta logo]()
$448
This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:27 pm -
2 stops29h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$456
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/89:59 pm -
2 stops53h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Multiple Airlines logo]()
$478
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/97:26 am -
2 stops44h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Multiple Airlines logo]()
$484
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/239:44 pm -
3 stops36h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$487
Find flight deals from Houston to Singapore
Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2026.
Round-trip from | $876 (Delta) |
|---|---|
One-way from | $434 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,363 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston to Singapore 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, Cheapflights users made 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Houston to Singapore that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonSingapore
IAH Houston George Bush Intcntl - SIN Singapore Changi
IAHSIN
Houston George Bush Intcntl
Tue 11/24
10:00 am-5:00 am
2 stops53h 00m
Singapore Changi
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$436
HoustonSingapore
IAH Houston George Bush Intcntl - SIN Singapore Changi
IAHSIN
Houston George Bush Intcntl
Thu 11/26
6:45 am-8:25 pm
2 stops47h 40m
Singapore Changi
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$436
HoustonSingapore
IAH Houston George Bush Intcntl - SIN Singapore Changi
IAHSIN
Houston George Bush Intcntl
Wed 12/2
6:15 am-5:00 am
2 stops32h 45m
Singapore Changi
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$436
HoustonSingapore
IAH Houston George Bush Intcntl - SIN Singapore Changi
IAHSIN
Houston George Bush Intcntl
Mon 11/23
5:35 am-5:00 am
2 stops33h 25m
Singapore Changi
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$436
Quickest round-trip
HoustonSingapore
IAH Houston George Bush Intcntl - SIN Singapore Changi
IAHSIN
Houston George Bush Intcntl
Mon 11/23
5:35 am-12:15 am
2 stops28h 40m
Singapore Changi
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$439
HoustonSingapore
IAH Houston George Bush Intcntl - SIN Singapore Changi
IAHSIN
Houston George Bush Intcntl
Sun 1/10
7:55 pm-12:15 am
2 stops38h 20m
Singapore Changi
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$448
HoustonSingapore
IAH Houston George Bush Intcntl - SIN Singapore Changi
IAHSIN
Houston George Bush Intcntl
Sun 11/22
4:27 pm-5:00 am
2 stops46h 33m
Singapore Changi
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$448
HoustonSingapore
IAH Houston George Bush Intcntl - SIN Singapore Changi
IAHSIN
Houston George Bush Intcntl
Sun 12/6
4:15 pm-12:15 am
2 stops42h 00m
Singapore Changi
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$547
HoustonSingapore
IAH Houston George Bush Intcntl - SIN Singapore Changi
IAHSIN
Houston George Bush Intcntl
Sun 1/10
6:44 pm-5:45 pm
3 stops57h 01m
Singapore Changi
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$575
HoustonSingapore
IAH Houston George Bush Intcntl - SIN Singapore Changi
IAHSIN
Houston George Bush Intcntl
Sat 1/9
9:59 pm-7:05 pm
3 stops55h 06m
Singapore Changi
Wed 12/31
12:00 am-10:30 am
Nonstop0h 00m
$589
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Houston to Singapore
Have a flexible travel schedule? Discover the best time to fly to Singapore from Houston with our price prediction graph.
HO1-SIN
IAH-SIN
Estimated round-trip 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 Houston to Singapore
HO1-SIN
IAH-SIN
What is the cheapest month to book a flight from Houston to Singapore?
Currently, March is the cheapest month in which you can book a flight from Houston to Singapore (average of $1,128). Flying from Houston to Singapore in December is currently the most expensive (average of $1,954). 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.
How much does it cost to fly round-trip from Houston to Singapore?
Airfare is below average for this route at the moment.
Houston to Singapore flights typically cost between $1,237 and $1,449 in November.The cheapest round-trip price found within the last 5 days was $876 on Delta (Nov 23-Dec 7).
How far ahead should I book a flight from Houston to Singapore?
To ensure you get the cheapest price possible for a flight from Houston to Singapore, you should look to book at least 41 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Singapore
Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated October 30, 2026.
Read through reviews of airlines operating flights from Houston to Singapore, such as EVA Air,Turkish Airlines, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.4
Food
8.1
Overall
8.5
Comfort
8.3
Crew
8.7
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Oct 2026
SEA - TPE
Boarding
8.4
Food
8.1
Overall
8.5
Comfort
8.3
Crew
8.7
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Oct 2026
SEA - TPE
Boarding
8.4
Food
8.1
Overall
8.5
Comfort
8.3
Crew
8.7
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Oct 2026
SEA - TPE
Boarding
8.4
Food
8.1
Overall
8.5
Comfort
8.3
Crew
8.7
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Oct 2026
SEA - TPE
Boarding
8.4
Food
8.1
Overall
8.5
Comfort
8.3
Crew
8.7
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Oct 2026
SEA - TPE
Boarding
8.4
Food
8.1
Overall
8.5
Comfort
8.3
Crew
8.7
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Oct 2026
SEA - TPE
Related info for your journey
Find useful and relevant information for your journey from Houston to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Singapore flight routes
Alternative routes for Houston to Singapore
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Singapore by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Houston to Singapore by cabin class
Find flights from Houston to Singapore, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Houston and Singapore flights
Browse other Houston and Singapore flight options. Last updated on October 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Singapore
Explore flights to Singapore departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Top 5 airlines flying from Houston to Singapore
Discover the top 5 airlines that operate flights from Houston to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$867 | Average$1,474 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$876 | Average$1,095 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$1,004 | Average$1,456 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,024 | Average$1,417 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,123 | Average$1,363 | FlexibilityNo cancel fee | On-time68% |