￥87,100 Cheap Flights from Houston (IAH) to Singapore (SIN)

View ￥87,100 flight on Tue, Feb 3, 2026Opens in a new window

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

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Cheap Flights from Houston to Singapore (IAH-SIN)

Prices were available within the past 7 days and start at ￥87,100 for one-way flights and ￥333,280 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Mon, Jun 15 - Sat, Jun 20
IAH
Houston
SIN
Singapore
￥333,280 Roundtrip, found 5 days ago
￥333,280
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Mon, Jun 15 from Houston to Singapore, returning Sat, Jun 20, priced at ￥333,280 found 5 days ago
Cathay Pacific
Mon, Jun 15 - Sat, Jun 20
IAH
Houston
SIN
Singapore
￥350,680 Roundtrip, found 5 days ago
￥350,680
Roundtrip
found 5 days ago
Select Cathay Pacific flight, departing Mon, Jun 15 from Houston to Singapore, returning Sat, Jun 20, priced at ￥350,680 found 5 days ago
Korean Air
Mon, Jun 15 - Sat, Jun 20
IAH
Houston
SIN
Singapore
￥358,550 Roundtrip, found 5 days ago
￥358,550
Roundtrip
found 5 days ago
Select Korean Air flight, departing Mon, Jun 15 from Houston to Singapore, returning Sat, Jun 20, priced at ￥358,550 found 5 days ago
Lufthansa
Mon, Jun 15 - Sat, Jun 20
IAH
Houston
SIN
Singapore
￥645,750 Roundtrip, found 5 days ago
￥645,750
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Mon, Jun 15 from Houston to Singapore, returning Sat, Jun 20, priced at ￥645,750 found 5 days ago

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

September is typically the cheapest month to fly

From ￥139,015 - ￥184,567 per traveler.
Flights from Houston (IAH) to Singapore (SIN)
Origin airport
George Bush Intercontinental
Destination airport
Changi
Roundtrip price
￥333,280
Distance
15878 km

Houston to Singapore Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Houston to will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Singapore.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with IAH to SIN flights that won’t make your bank account wince. Ready to temporarily leave behind Houston for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to SIN with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from Houston Airport to Singapore Airport?
If you're traveling between IAH and Changi Airport (SIN), round-trip flights start from ￥333,280. This price is based on airfares available within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal pass you by. Book today and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from George Bush Intercontinental Airport (IAH) to SIN?
Each airline has different terms and conditions. If you decide to cancel your escape, head to our 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 George Bush Intercontinental Airport (IAH) to Changi Airport flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from George Bush Intercontinental Airport (IAH) to Changi Airport (SIN)?
From IAH to Changi Airport, you'll be strapped in your seat for around 22 hours and 3 minutes. If you've been wanting to get stuck into that bestselling novel, here's your chance to do it.
How far is the flight from IAH to SIN?
Houston to Singapore is around 16,000 kilometers, so be prepared to spend quite a while in the air. Make sure you pack all the essentials, from your toothbrush to your hairbrush. Toss in a few snacks to nibble on throughout your flight too.
Which airlines fly direct from Houston Airport to Changi Airport (SIN)?
Flying directly between IAH and Singapore Airport isn't possible right now. However, you'll still be able to find a flight to Singapore with at least one stop.
Are Houston Airport to SIN flight tickets cheaper when they're purchased at the last minute?
It is possible to nab a fantastic last-minute deal from IAH to Changi Airport (SIN), but there's no guarantee. As many airlines advertise prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to pounce when you see a bargain. Expedia compares carrier prices and updates flight deals frequently, so you can be sure you're always getting the latest offers.

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