Cheap Flights from Houston (IAH) to Singapore (SIN) from HK$4,425~

View HK$4,425 flight on Mon, 9 Feb 2026Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Singapore Changi Airport (SIN)

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Find Cheap Flights from Houston (IAH) to Singapore (SIN)

Prices were available within the past 7 days and start at HK$4,425 for one-way flights and HK$8,302 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 1 Feb - Sun, 8 Feb
IAH
Houston
SIN
Singapore
HK$8,302 Return, found 2 days ago
HK$8,302
Return
found 2 days ago
Select United flight, departing Sun, 1 Feb from Houston to Singapore, returning Sun, 8 Feb, priced at HK$8,302 found 2 days ago
United
Sun, 1 Feb - Sun, 8 Feb
IAH
Houston
SIN
Singapore
HK$8,355 Return, found 2 days ago
HK$8,355
Return
found 2 days ago
Select United flight, departing Sun, 1 Feb from Houston to Singapore, returning Sun, 8 Feb, priced at HK$8,355 found 2 days ago
Turkish Airlines
Sun, 1 Feb - Sun, 8 Feb
IAH
Houston
SIN
Singapore
HK$8,643 Return, found 2 days ago
HK$8,643
Return
found 2 days ago
Select Turkish Airlines flight, departing Sun, 1 Feb from Houston to Singapore, returning Sun, 8 Feb, priced at HK$8,643 found 2 days ago
All Nippon Airways
Sun, 1 Feb - Sun, 8 Feb
IAH
Houston
SIN
Singapore
HK$8,681 Return, found 2 days ago
HK$8,681
Return
found 2 days ago
Select All Nippon Airways flight, departing Sun, 1 Feb from Houston to Singapore, returning Sun, 8 Feb, priced at HK$8,681 found 2 days ago
United
Sun, 1 Feb - Sun, 8 Feb
IAH
Houston
SIN
Singapore
HK$8,682 Return, found 2 days ago
HK$8,682
Return
found 2 days ago
Select United flight, departing Sun, 1 Feb from Houston to Singapore, returning Sun, 8 Feb, priced at HK$8,682 found 2 days ago
United
Sat, 14 Feb - Sat, 21 Feb
IAH
Houston
SIN
Singapore
HK$8,694 Return, found 5 days ago
HK$8,694
Return
found 5 days ago
Select United flight, departing Sat, 14 Feb from Houston to Singapore, returning Sat, 21 Feb, priced at HK$8,694 found 5 days ago
United
Sun, 1 Feb - Sun, 8 Feb
IAH
Houston
SIN
Singapore
HK$8,735 Return, found 2 days ago
HK$8,735
Return
found 2 days ago
Select United flight, departing Sun, 1 Feb from Houston to Singapore, returning Sun, 8 Feb, priced at HK$8,735 found 2 days ago
United
Sun, 1 Feb - Sun, 8 Feb
IAH
Houston
SIN
Singapore
HK$8,779 Return, found 2 days ago
HK$8,779
Return
found 2 days ago
Select United flight, departing Sun, 1 Feb from Houston to Singapore, returning Sun, 8 Feb, priced at HK$8,779 found 2 days ago
Delta
Sat, 14 Feb - Sat, 21 Feb
IAH
Houston
SIN
Singapore
HK$8,800 Return, found 5 days ago
HK$8,800
Return
found 5 days ago
Select Delta flight, departing Sat, 14 Feb from Houston to Singapore, returning Sat, 21 Feb, priced at HK$8,800 found 5 days ago
Japan Airlines
Sun, 1 Feb - Sun, 8 Feb
IAH
Houston
SIN
Singapore
HK$9,181 Return, found 2 days ago
HK$9,181
Return
found 2 days ago
Select Japan Airlines flight, departing Sun, 1 Feb from Houston to Singapore, returning Sun, 8 Feb, priced at HK$9,181 found 2 days ago

Find the cheapest month to fly from Houston (IAH) to Singapore (SIN)

September is typically the cheapest month to fly

From HK$6,818 - HK$9,205 per traveller.
Houston to Singapore route information
Origin airport
George Bush Intercontinental
Destination airport
Changi
Return price
HK$8,302
Distance
15878 km

Flights from Houston to Singapore

Book cheap flights from Houston (IAH) to Singapore (SIN) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Houston (IAH) to Singapore (SIN) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Houston (IAH) to Singapore (SIN) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Singapore flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Singapore and things to do in Singapore for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Singapore more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Singapore is HK$4,425 now!

 

Frequently asked questions

How much is a flight from George Bush Intercontinental Airport (IAH) to Changi Airport (SIN)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip flight between IAH and Changi Airport (SIN) was HK$8,302. Fares this good don't last long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Houston Airport to Singapore Airport?
Most flights can be conveniently canceled online, but whether you are charged a fee differs between airlines. If you do have to cancel your vacation, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Houston Airport to Changi Airport (SIN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Houston Airport to Changi Airport (SIN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from George Bush Intercontinental Airport (IAH) to Changi Airport?
The distance is around 16,000 kilometers, so fill your carry-on luggage with all you need to make the long journey comfortable. Wondering what to take on board your Houston to Singapore flight? A neck pillow, earplugs and a sleep mask are a few essentials.
Which airlines fly direct from George Bush Intercontinental Airport (IAH) to SIN?
Unfortunately, there are no airlines that fly directly between IAH and SIN. You'll have to book a flight with one or more stops.
Are Houston Airport to SIN flight tickets cheaper when they're purchased at the last minute?
It is possible to pick up an amazing last-minute deal from George Bush Intercontinental Airport (IAH) to Singapore Airport, but it's also possible to miss out altogether! As many airlines release prices up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to book when you spot a good bargain. Expedia compares carrier prices and updates flight deals all the time, so you can rest easy knowing you're always getting the latest offers.

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