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George Bush Intcntl

$454+ Cheap flights from Heathrow (LHR) to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IAH
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Find cheap flights from Heathrow to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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Cheapflights Tip: The best prices from London Heathrow to Houston George Bush Intcntl are usually found in January or November, booked 88 days in advance, depart on a Sunday or Thursday and return on a Wednesday

Cheap flight deals from Heathrow to George Bush Intcntl

Cheapest flights from Heathrow to George Bush Intcntl
Explore the most affordable flight options available from Heathrow to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This The Travel House deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:40 am
LHR
-
IAH
1 stop33h 52m
JetBlue
Wed 9/911:50 am
IAH
-
LHR
1 stop15h 40m
JetBlue
Deal found 3/5$754
This TravelUp deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/48:40 am
LHR
-
IAH
1 stop33h 13m
JetBlue
Thu 5/712:44 pm
IAH
-
LHR
1 stop11h 46m
JetBlue
Deal found 3/6$765
This Mytrip deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:05 pm
LHR
-
IAH
2 stops25h 18m
Multiple Airlines
Tue 4/287:00 am
IAH
-
LHR
2 stops31h 20m
Multiple Airlines
Deal found 3/5$789
This JetBlue deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:40 am
LHR
-
IAH
1 stop15h 03m
JetBlue
Wed 9/3011:50 am
IAH
-
LHR
1 stop15h 40m
JetBlue
Deal found 3/5$790
This The Travel House deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:55 am
LHR
-
IAH
1 stop34h 53m
JetBlue
Mon 10/55:44 pm
IAH
-
LHR
1 stop21h 01m
JetBlue
Deal found 3/6$795
This Trip.com deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:00 am
LHR
-
IAH
2 stops17h 36m
Multiple Airlines
Thu 4/237:00 am
IAH
-
LHR
2 stops20h 30m
Multiple Airlines
Deal found 3/5$797
This The Travel House deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/186:40 am
LHR
-
IAH
2 stops23h 19m
Scandinavian Airlines
Sat 5/212:03 pm
IAH
-
LHR
2 stops27h 37m
Scandinavian Airlines
Deal found 3/5$798
This The Travel House deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:25 am
LHR
-
IAH
1 stop33h 34m
JetBlue
Wed 11/1111:50 am
IAH
-
LHR
1 stop27h 50m
JetBlue
Deal found 3/5$801
This The Travel House deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/48:40 am
LHR
-
IAH
1 stop33h 13m
JetBlue
Tue 5/1212:44 pm
IAH
-
LHR
1 stop11h 46m
JetBlue
Deal found 3/8$803

Find flight deals from Heathrow to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$754
(The Travel House)

One-way from

$454
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$1,165

Good round-trip deal

$837 or less

Good one-way deal

$885 or less
Provider with most accurate pricing for London Heathrow-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for London Heathrow-Houston George Bush Intcntl flights.
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From London Heathrow to Houston George Bush Intcntl
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One-way flight from London Heathrow to Houston George Bush Intcntl
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Highest demand for flights based on searches. 11% potential increase in price ($134 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Houston George Bush Intcntl.
Search Deals
Price to beat on a one-way flight from London Heathrow to Houston George Bush Intcntl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 5/31

8:15 am-4:48 pm

1 stop14h 33m

Houston George Bush Intcntl

Wed 6/3

11:50 am-9:30 am

1 stop15h 40m

$986

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 4/23

9:30 am-6:00 pm

1 stop14h 30m

Houston George Bush Intcntl

Mon 4/27

8:05 pm-11:35 am

Nonstop9h 30m

$1,145
Quickest round-trip

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 7/13

1:40 pm-6:00 pm

Nonstop10h 20m

Houston George Bush Intcntl

Thu 9/17

8:15 pm-11:35 am

Nonstop9h 20m

$1,221

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 3/24

10:00 am-3:45 pm

Nonstop10h 45m

Houston George Bush Intcntl

Mon 3/30

4:20 pm-7:45 am

Nonstop9h 25m

$1,226

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 6/9

3:15 pm-11:52 pm

1 stop14h 37m

Houston George Bush Intcntl

Thu 6/18

3:40 pm-6:50 am

Nonstop9h 10m

$1,262

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 7/12

1:40 pm-6:00 pm

Nonstop10h 20m

Houston George Bush Intcntl

Fri 9/11

4:20 pm-7:40 am

Nonstop9h 20m

$1,295

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 3/24

12:05 pm-5:50 pm

Nonstop10h 45m

Houston George Bush Intcntl

Thu 4/2

8:05 pm-11:35 am

Nonstop9h 30m

$1,306

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 4/28

8:00 am-8:29 am

3 stops30h 29m

Houston George Bush Intcntl

Tue 5/12

2:49 pm-10:20 am

3 stops37h 31m

$1,419

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 8/20

11:20 am-8:47 am

3 stops27h 27m

Houston George Bush Intcntl

Tue 9/1

2:49 pm-10:20 am

3 stops37h 31m

$1,447

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 6/21

9:10 am-1:25 pm

Nonstop10h 15m

Houston George Bush Intcntl

Thu 6/25

6:50 pm-12:50 pm

1 stop12h 00m

$1,456

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Heathrow to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to George Bush Intcntl in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Heathrow to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Heathrow with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Houston George Bush Intcntl Airport

How far ahead should I book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to George Bush Intcntl. Price data was last updated on March 6, 2026.

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Houston George Bush Intcntl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport (average of $518). Flying from London Heathrow Airport to Houston George Bush Intcntl Airport in July is currently the most expensive (average of $914). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to IAH?

Find hourly flight availability from Heathrow to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 10, 2026.

When flying from London Heathrow Airport to Houston George Bush Intcntl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from London Heathrow Airport to Houston George Bush Intcntl Airport?

The best insider tips for London Heathrow Airport to Houston George Bush Intcntl Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to Houston George Bush Intcntl Airport trip
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated March 10, 2026.
Read reviews from past customers who have flown Austrian Airlines,United Airlines, andAmerican Airlines from London Heathrow Airport to Houston George Bush Intcntl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
900 reviews

Boarding

7.6

Crew

8.1

Comfort

7.3

Food

6.8

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
Austrian Airlines
7.6
Good
900 reviews
Austrian Airlines
7.6
Good
900 reviews

Boarding

7.6

Crew

8.1

Comfort

7.3

Food

6.8

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
United Airlines
7.4
Good
9,409 reviews
Austrian Airlines
7.6
Good
900 reviews

Boarding

7.6

Crew

8.1

Comfort

7.3

Food

6.8

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
American Airlines
7.1
Good
11,409 reviews
Austrian Airlines
7.6
Good
900 reviews

Boarding

7.6

Crew

8.1

Comfort

7.3

Food

6.8

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
Lufthansa
6.8
Okay
7,840 reviews
Austrian Airlines
7.6
Good
900 reviews

Boarding

7.6

Crew

8.1

Comfort

7.3

Food

6.8

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
British Airways
6.7
Okay
7,781 reviews
Austrian Airlines
7.6
Good
900 reviews

Boarding

7.6

Crew

8.1

Comfort

7.3

Food

6.8

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to Houston George Bush Intcntl Airport?

    For as low as $1,145, JetBlue can have you in Houston George Bush Intcntl Airport from London Heathrow Airport in 14h 30m. The distance from London Heathrow Airport to Houston George Bush Intcntl Airport is about 4820 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from London Heathrow Airport to Houston George Bush Intcntl Airport round-trip?

    According to our current data, Lufthansa ($577), Austrian Airlines ($695), and United Airlines ($780) offers the cheapest pricing from London Heathrow Airport to Houston George Bush Intcntl Airport. Users have found that Lufthansa is 44% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from London Heathrow Airport to Houston George Bush Intcntl Airport one-way?

    For one-way options, check prices for Iberia. According to our data, you can fly for as low as $697. Users have also found prices from $742 and $743 on Austrian Airlines and Lufthansa, respectively.

  • What are the most reliable airlines from London Heathrow Airport to Houston George Bush Intcntl Airport?

    Before booking your flight to Houston George Bush Intcntl Airport from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Air Canada (88%), Austrian Airlines (88%), Brussels Airlines( 88%).

  • What are the cheapest flights from London Heathrow Airport to Houston George Bush Intcntl Airport?

    On average you can expect to pay $1,262 for a flight from London Heathrow Airport to Houston George Bush Intcntl Airport. The cheapest flight overall is $574 while the most popular route, (London Heathrow - Houston George Bush Intcntl) is currently priced at $724.

  • Can I find deals for flights from Heathrow to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Heathrow to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to George Bush Intcntl.

  • Can I find deals for business class flights from Heathrow to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Heathrow to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport (average of $518). Flying from London Heathrow Airport to Houston George Bush Intcntl Airport in July is currently the most expensive (average of $914). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Katy
The Woodlands
Montgomery
Spring
Tomball
Humble
Jersey Village
Cypress
Conroe

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Alternative routes for Heathrow to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Hobby flights
Gatwick to George Bush Intcntl flights

Top 5 airlines flying from Heathrow to George Bush Intcntl

Discover the top 5 airlines that operate flights from Heathrow to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$577Average$1,074FlexibilityNo cancel feeOn-time76%
Austrian AirlinesCheapest$695Average$1,217FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$780Average$1,097FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$785Average$1,198FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$822Average$982FlexibilityNo cancel feeOn-time70%

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