S$904 Cheap Flights from London to Houston

View S$904 flight on Wed, 31 Dec, 2025Opens in a new window

Popular airlines from Heathrow Airport (LHR) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from London to Houston (LHR-IAH)

Prices were available within the past 7 days and start at S$904 for one-way flights and S$1,203 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 24 Aug - Tue, 9 Sep
LHR
London
IAH
Houston
S$1,203 Return, found 2 days ago
S$1,203
Return
found 2 days ago
Select Delta flight, departing Sun, 24 Aug from London to Houston, returning Tue, 9 Sep, priced at S$1,203 found 2 days ago
Virgin Atlantic
Sun, 24 Aug - Tue, 9 Sep
LHR
London
IAH
Houston
S$1,203 Return, found 2 days ago
S$1,203
Return
found 2 days ago
Select Virgin Atlantic flight, departing Sun, 24 Aug from London to Houston, returning Tue, 9 Sep, priced at S$1,203 found 2 days ago
Delta
Thu, 12 Feb - Thu, 26 Feb
LHR
London
IAH
Houston
S$1,210 Return, found 3 days ago
S$1,210
Return
found 3 days ago
Select Delta flight, departing Thu, 12 Feb from London to Houston, returning Thu, 26 Feb, priced at S$1,210 found 3 days ago
United
Wed, 31 Dec - Sun, 18 Jan
LHR
London
IAH
Houston
S$1,225 Return, found 4 hours ago
S$1,225
Return
found 4 hours ago
Select United flight, departing Wed, 31 Dec from London to Houston, returning Sun, 18 Jan, priced at S$1,225 found 4 hours ago
American Airlines
Sun, 24 Aug - Tue, 9 Sep
LHR
London
IAH
Houston
S$1,227 Return, found 2 days ago
S$1,227
Return
found 2 days ago
Select American Airlines flight, departing Sun, 24 Aug from London to Houston, returning Tue, 9 Sep, priced at S$1,227 found 2 days ago
Brussels Airlines
Wed, 31 Dec - Sun, 18 Jan
LHR
London
IAH
Houston
S$1,232 Return, found 4 hours ago
S$1,232
Return
found 4 hours ago
Select Brussels Airlines flight, departing Wed, 31 Dec from London to Houston, returning Sun, 18 Jan, priced at S$1,232 found 4 hours ago
Austrian Airlines
Wed, 31 Dec - Sun, 18 Jan
LHR
London
IAH
Houston
S$1,233 Return, found 4 hours ago
S$1,233
Return
found 4 hours ago
Select Austrian Airlines flight, departing Wed, 31 Dec from London to Houston, returning Sun, 18 Jan, priced at S$1,233 found 4 hours ago
American Airlines
Sun, 24 Aug - Tue, 9 Sep
LHR
London
IAH
Houston
S$1,234 Return, found 2 days ago
S$1,234
Return
found 2 days ago
Select American Airlines flight, departing Sun, 24 Aug from London to Houston, returning Tue, 9 Sep, priced at S$1,234 found 2 days ago
Air Canada
Thu, 12 Feb - Thu, 26 Feb
LHR
London
IAH
Houston
S$1,235 Return, found 3 days ago
S$1,235
Return
found 3 days ago
Select Air Canada flight, departing Thu, 12 Feb from London to Houston, returning Thu, 26 Feb, priced at S$1,235 found 3 days ago
KLM
Wed, 31 Dec - Sun, 18 Jan
LHR
London
IAH
Houston
S$1,236 Return, found 4 hours ago
S$1,236
Return
found 4 hours ago
Select KLM flight, departing Wed, 31 Dec from London to Houston, returning Sun, 18 Jan, priced at S$1,236 found 4 hours ago

Find the cheapest month to fly from London (LHR) to Houston (IAH)

January is typically the cheapest month to fly

From S$701 - S$1,553 per traveller.

Graph displaying average flight prices per month

London to Houston route information
Origin airport
Heathrow
Destination airport
George Bush Intercontinental
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, Turkish Airlines, United, Virgin Atlantic, WestJet
Return price
S$1,202
Distance
7718 km
Average flight time
4 hours 17 mins

Perfect flights from London to Houston

Your Journey from London to Houston

Start your unforgettable journey with Expedia. Our broad selection of flights from London to Houston caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including WestJet, Delta, Virgin Atlantic, United, American Airlines, Brussels Airlines, Austrian Airlines, Air Canada, KLM, Lufthansa, Turkish Airlines. Our selection of flights from Heathrow to George Bush Intercontinental caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with London to Houston Flights

Experience the joy of finding cheap flights from Heathrow to George Bush Intercontinental that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$904 and roundtrip prices from S$1,203*.
 

Pre-Flight Essentials

Ensure a smooth journey from London to Houston with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Houston

Picture yourself stepping off the plane in Houston and immersing yourself in the unique atmosphere of Houston. From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your London to Houston Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from London to Houston.
 

Beyond the Flight – Exploring Houston

With Expedia, your adventure extends beyond the flight. Explore Houston at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from London to Houston with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from London to Houston with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Heathrow Airport to George Bush Intercontinental Airport (IAH)?
Round-trip flights between Heathrow Airport (LHR) and IAH start from S$1,203. This is based on fares available within the last 7 days on Expedia for flights departing within the next year --- book now so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from London Heathrow to Houston Airport?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from Heathrow Airport to George Bush Intercontinental Airport (IAH) 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 Heathrow Airport to George Bush Intercontinental Airport (IAH) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from LHR to IAH?
The distance is around 7,800 kilometres. Eye mask? Check. Toiletries? Double check. You'd be wise to pack all the travel comforts for this long-haul Hounslow to Houston flight.
Which airlines fly direct from LHR to George Bush Intercontinental Airport (IAH)?
One airline that operates on the route from Heathrow Airport (LHR) to Houston Airport is United Airlines (UA). It offers 60 flights every month. If you'd like more options, check out the deals with British Airways (BA). This carrier operates 52 monthly flights between these airports.
Are London Heathrow to George Bush Intercontinental Airport (IAH) flight tickets cheaper when they're purchased at the last minute?
Fares from Heathrow Airport to George Bush Intercontinental Airport (IAH) are available up to a year before departure on Expedia. And although you may occasionally score a great last-minute deal, it's not something you should count on. Also, booking your flights in advance means you'll have more choices --- and you can avoid landing the dreaded middle seat! We regularly update our fares to bring you the best bargains, so keep checking in for all the latest specials.

Explore a world of travel with Expedia

Houston Airports

Houston

London to George Bush Intercontinental
S$1,202.50
London Airports

London

*Available to Expedia members.