RM4,294 Cheap Flights from London (LHR) to Houston (IAH)

View RM4,294 flight on Thu, 6 Nov 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 RM4,294 for one-way flights and RM4,815 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 6 Nov - Wed, 19 Nov
LHR
London
IAH
Houston
RM4,815 Return, found 1 day ago
RM4,815
Return
found 1 day ago
Select American Airlines flight, departing Thu, 6 Nov from London to Houston, returning Wed, 19 Nov, priced at RM4,815 found 1 day ago
United
Thu, 6 Nov - Wed, 19 Nov
LHR
London
IAH
Houston
RM4,815 Return, found 1 day ago
RM4,815
Return
found 1 day ago
Select United flight, departing Thu, 6 Nov from London to Houston, returning Wed, 19 Nov, priced at RM4,815 found 1 day ago
United
Thu, 6 Nov - Wed, 19 Nov
LHR
London
IAH
Houston
RM4,815 Return, found 1 day ago
RM4,815
Return
found 1 day ago
Select United flight, departing Thu, 6 Nov from London to Houston, returning Wed, 19 Nov, priced at RM4,815 found 1 day ago
Air Canada
Thu, 6 Nov - Wed, 19 Nov
LHR
London
IAH
Houston
RM4,833 Return, found 1 day ago
RM4,833
Return
found 1 day ago
Select Air Canada flight, departing Thu, 6 Nov from London to Houston, returning Wed, 19 Nov, priced at RM4,833 found 1 day ago
United
Thu, 6 Nov - Wed, 19 Nov
LHR
London
IAH
Houston
RM4,839 Return, found 1 day ago
RM4,839
Return
found 1 day ago
Select United flight, departing Thu, 6 Nov from London to Houston, returning Wed, 19 Nov, priced at RM4,839 found 1 day ago
United
Thu, 6 Nov - Wed, 19 Nov
LHR
London
IAH
Houston
RM4,844 Return, found 1 day ago
RM4,844
Return
found 1 day ago
Select United flight, departing Thu, 6 Nov from London to Houston, returning Wed, 19 Nov, priced at RM4,844 found 1 day ago
Air Canada
Thu, 6 Nov - Wed, 19 Nov
LHR
London
IAH
Houston
RM4,849 Return, found 1 day ago
RM4,849
Return
found 1 day ago
Select Air Canada flight, departing Thu, 6 Nov from London to Houston, returning Wed, 19 Nov, priced at RM4,849 found 1 day ago
Air Canada
Thu, 6 Nov - Wed, 19 Nov
LHR
London
IAH
Houston
RM4,868 Return, found 1 day ago
RM4,868
Return
found 1 day ago
Select Air Canada flight, departing Thu, 6 Nov from London to Houston, returning Wed, 19 Nov, priced at RM4,868 found 1 day ago
Austrian Airlines
Thu, 6 Nov - Wed, 19 Nov
LHR
London
IAH
Houston
RM4,871 Return, found 1 day ago
RM4,871
Return
found 1 day ago
Select Austrian Airlines flight, departing Thu, 6 Nov from London to Houston, returning Wed, 19 Nov, priced at RM4,871 found 1 day ago
Finnair
Thu, 6 Nov - Wed, 19 Nov
LHR
London
IAH
Houston
RM4,889 Return, found 1 day ago
RM4,889
Return
found 1 day ago
Select Finnair flight, departing Thu, 6 Nov from London to Houston, returning Wed, 19 Nov, priced at RM4,889 found 1 day ago

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

January is typically the cheapest month to fly

From RM 2,307 - RM 5,095 per traveller.
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
Return price
RM4,815
Distance
7718 km
Average flight time
4 hours 18 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 American Airlines, Finnair, Lufthansa, Iberia, British Airways, Turkish Airlines, Delta, United, Air Canada, Austrian 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 RM4,294 and roundtrip prices from RM4,815*.
 

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 . 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 RM4,815. 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

*Available to Expedia members.