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George Bush Intcntl

$550+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IAH
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
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

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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 64 days in advance, depart on a Sunday or Wednesday 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 July 24, 2026.

This lastminute.com deal was found by Cheapflights users on 7/22. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:40 am
LHR
-
IAH
2 stops20h 34m
Scandinavian Airlines
Sat 10/32:35 pm
IAH
-
LHR
2 stops19h 25m
Scandinavian Airlines
Deal found 7/22$755
This TravelUp deal was found by Cheapflights users on 7/22. 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.
Fri 9/46:40 am
LHR
-
IAH
2 stops22h 00m
Scandinavian Airlines
Mon 9/1412:21 pm
IAH
-
LHR
2 stops21h 39m
Scandinavian Airlines
Deal found 7/22$759
This TravelUp deal was found by Cheapflights users on 7/21. 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.
Sat 9/196:40 am
LHR
-
IAH
2 stops23h 16m
Scandinavian Airlines
Sat 10/32:35 pm
IAH
-
LHR
2 stops21h 05m
Scandinavian Airlines
Deal found 7/21$761
This Justfly.com deal was found by Cheapflights users on 7/23. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:30 pm
LHR
-
IAH
2 stops33h 10m
Scandinavian Airlines
Fri 9/112:44 pm
IAH
-
LHR
2 stops16h 51m
Scandinavian Airlines
Deal found 7/23$767
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/199:30 am
LHR
-
IAH
1 stop34h 05m
United Airlines
Fri 8/2112:40 pm
IAH
-
LHR
1 stop19h 30m
United Airlines
Deal found 7/20$769
This Scandinavian Airlines deal was found by Cheapflights users on 7/23. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:40 am
LHR
-
IAH
2 stops23h 14m
Scandinavian Airlines
Sat 10/1712:10 pm
IAH
-
LHR
2 stops23h 30m
Scandinavian Airlines
Deal found 7/23$777
This Scandinavian Airlines deal was found by Cheapflights users on 7/23. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:40 am
LHR
-
IAH
2 stops20h 34m
Scandinavian Airlines
Mon 9/2812:21 pm
IAH
-
LHR
2 stops24h 09m
Scandinavian Airlines
Deal found 7/23$779
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1110:00 am
LHR
-
IAH
Nonstop10h 15m
United Airlines
Fri 9/114:20 pm
IAH
-
LHR
1 stop15h 50m
United Airlines
Deal found 7/21$781

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 July 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$755
(lastminute.com)

One-way from

$550
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,257

Good round-trip deal

$1,006 or less

Good one-way deal

$1,079 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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High demand for flights, 9% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in July 2026
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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.
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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 July 24, 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

Thu 11/12

12:25 pm-10:54 am

2 stops28h 29m

Houston George Bush Intcntl

Tue 11/17

11:44 am-5:30 pm

2 stops23h 46m

$1,040

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 9/15

10:40 pm-7:20 pm

1 stop26h 40m

Houston George Bush Intcntl

Mon 9/21

9:15 pm-10:25 pm

1 stop19h 10m

$1,059

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 10/11

6:40 am-10:05 pm

3 stops21h 25m

Houston George Bush Intcntl

Sun 10/18

4:04 pm-6:30 pm

2 stops20h 26m

$1,063

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 9/17

11:20 am-10:55 am

2 stops29h 35m

Houston George Bush Intcntl

Sat 10/17

1:00 pm-10:00 pm

3 stops27h 00m

$1,106

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 8/15

6:40 am-11:52 pm

2 stops23h 12m

Houston George Bush Intcntl

Sat 8/29

12:12 pm-4:00 pm

2 stops21h 48m

$1,106

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 11/4

7:05 am-11:57 pm

3 stops22h 52m

Houston George Bush Intcntl

Sun 11/15

4:00 pm-6:30 pm

2 stops20h 30m

$1,130

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 9/16

10:20 am-11:49 pm

2 stops19h 29m

Houston George Bush Intcntl

Sun 9/20

4:05 pm-6:30 pm

2 stops20h 25m

$1,177

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 9/2

6:00 am-7:03 pm

2 stops19h 03m

Houston George Bush Intcntl

Wed 9/9

11:45 am-3:35 pm

2 stops21h 50m

$1,188
Quickest round-trip

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 9/14

1:40 pm-5:55 pm

Nonstop10h 15m

Houston George Bush Intcntl

Mon 9/28

8:15 pm-11:35 am

Nonstop9h 20m

$1,218

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 8/25

6:00 am-7:03 pm

2 stops19h 03m

Houston George Bush Intcntl

Wed 9/9

11:45 am-3:35 pm

2 stops21h 50m

$1,218

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Showing 1-10 of 22 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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
AranGrantPrice Accuracy3 starsTrust Score*3 stars
Thrive TravelPrice Accuracy3 starsTrust Score*2 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?

Booking 63 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 $833). Flying from London Heathrow Airport to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $1,264). 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 July 24, 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?

Airfare is below average for this route at the moment.

London Heathrow Airport to Houston George Bush Intcntl Airport flights typically cost between $1,044 and $1,584 in September.
The cheapest round-trip price found within the last 5 days was $755 on Scandinavian Airlines (Sep 21-Oct 3).

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 July 24, 2026.
Read reviews from past customers who have flown United Airlines,American Airlines, andJetBlue 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.
United Airlines
7.4
Good
10,027 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
United Airlines
7.4
Good
10,027 reviews
United Airlines
7.4
Good
10,027 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
American Airlines
7.1
Good
11,834 reviews
United Airlines
7.4
Good
10,027 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
JetBlue
7.1
Good
3,020 reviews
United Airlines
7.4
Good
10,027 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
Lufthansa
6.8
Okay
8,159 reviews
United Airlines
7.4
Good
10,027 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
British Airways
6.7
Okay
8,129 reviews
United Airlines
7.4
Good
10,027 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

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 $1,063, TAP AIR PORTUGAL can have you in Houston George Bush Intcntl Airport from London Heathrow Airport in 21h 25m. 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 ($604), Austrian Airlines ($695), and United Airlines ($716) 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 JetBlue. According to our data, you can fly for as low as $562. Users have also found prices from $697 and $697 on Iberia and Aer Lingus, 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: Austrian Airlines (79%), Brussels Airlines (79%), United Airlines( 79%).

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

    On average you can expect to pay $2,666 for a flight from London Heathrow Airport to Houston George Bush Intcntl Airport. The cheapest flight overall is $810 while the most popular route, (London Heathrow - Houston George Bush Intcntl) is currently priced at $657.

  • 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 $833). Flying from London Heathrow Airport to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $1,264). 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
Spring
Conroe
Jersey Village
Humble
Tomball
Cypress
Montgomery

Browse thousands of different options on Cheapflights for your next trip

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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 6 airlines flying from Heathrow to George Bush Intcntl

Discover the top 6 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 July 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$604Average$1,310FlexibilityNo cancel feeOn-time76%
Austrian AirlinesCheapest$695Average$1,389FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$716Average$1,392FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$782Average$1,015FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$785Average$1,085FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$843Average$970FlexibilityNo cancel feeOn-time62%

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