RM2,899 Cheap Flights from London (LHR) to Houston (IAH)

View RM2,899 flight on Mon, 6 Oct 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 RM2,899 for one-way flights and RM3,929 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 14 Sep - Tue, 23 Sep
LHR
London
IAH
Houston
RM3,929 Return, found 2 days ago
RM3,929
Return
found 2 days ago
Select Delta flight, departing Sun, 14 Sep from London to Houston, returning Tue, 23 Sep, priced at RM3,929 found 2 days ago
Air Canada
Sat, 13 Sep - Sat, 20 Sep
LHR
London
IAH
Houston
RM3,940 Return, found 4 days ago
RM3,940
Return
found 4 days ago
Select Air Canada flight, departing Sat, 13 Sep from London to Houston, returning Sat, 20 Sep, priced at RM3,940 found 4 days ago
Air Canada
Sun, 14 Sep - Tue, 23 Sep
LHR
London
IAH
Houston
RM3,965 Return, found 2 days ago
RM3,965
Return
found 2 days ago
Select Air Canada flight, departing Sun, 14 Sep from London to Houston, returning Tue, 23 Sep, priced at RM3,965 found 2 days ago
United
Sun, 14 Sep - Tue, 23 Sep
LHR
London
IAH
Houston
RM4,004 Return, found 2 days ago
RM4,004
Return
found 2 days ago
Select United flight, departing Sun, 14 Sep from London to Houston, returning Tue, 23 Sep, priced at RM4,004 found 2 days ago
Austrian Airlines
Sun, 24 Aug - Tue, 9 Sep
LHR
London
IAH
Houston
RM4,024 Return, found 5 days ago
RM4,024
Return
found 5 days ago
Select Austrian Airlines flight, departing Sun, 24 Aug from London to Houston, returning Tue, 9 Sep, priced at RM4,024 found 5 days ago
American Airlines
Sun, 14 Sep - Tue, 23 Sep
LHR
London
IAH
Houston
RM4,028 Return, found 2 days ago
RM4,028
Return
found 2 days ago
Select American Airlines flight, departing Sun, 14 Sep from London to Houston, returning Tue, 23 Sep, priced at RM4,028 found 2 days ago
Austrian Airlines
Tue, 6 Jan - Tue, 3 Feb
LHR
London
IAH
Houston
RM4,031 Return, found 6 days ago
RM4,031
Return
found 6 days ago
Select Austrian Airlines flight, departing Tue, 6 Jan from London to Houston, returning Tue, 3 Feb, priced at RM4,031 found 6 days ago
Air Canada
Sun, 14 Sep - Tue, 23 Sep
LHR
London
IAH
Houston
RM4,033 Return, found 2 days ago
RM4,033
Return
found 2 days ago
Select Air Canada flight, departing Sun, 14 Sep from London to Houston, returning Tue, 23 Sep, priced at RM4,033 found 2 days ago
United
Sun, 14 Sep - Tue, 23 Sep
LHR
London
IAH
Houston
RM4,041 Return, found 2 days ago
RM4,041
Return
found 2 days ago
Select United flight, departing Sun, 14 Sep from London to Houston, returning Tue, 23 Sep, priced at RM4,041 found 2 days ago
Delta
Sun, 14 Sep - Tue, 23 Sep
LHR
London
IAH
Houston
RM4,043 Return, found 2 days ago
RM4,043
Return
found 2 days ago
Select Delta flight, departing Sun, 14 Sep from London to Houston, returning Tue, 23 Sep, priced at RM4,043 found 2 days ago

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

January is typically the cheapest month to fly

From RM 2,324 - RM 5,137 per traveller.

Graph displaying average flight prices per month

London to Houston route information
Origin airport
Heathrow
Destination airport
George Bush Intercontinental
Return price
RM3,929
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, Air Canada, United, Austrian Airlines, American Airlines, Turkish Airlines, Lufthansa. 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 RM2,899 and roundtrip prices from RM3,929*.
 

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 RM3,929. 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.