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George Bush Intcntl

$356+ Cheap flights from London (LON) 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
LON — IAH
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheapflights Tip: The best prices from London to Houston George Bush Intcntl are usually found in March or September, booked 78 days in advance, depart on a Sunday or Tuesday and return on a Wednesday

Cheap flight deals from London to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 April 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$603
(Mytrip)

One-way from

$356
(Mytrip)

Popular in

August

Cheapest in

March

Average price

$987

Good round-trip deal

$765 or less

Good one-way deal

$860 or less
Provider with most accurate pricing for London (LON)-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Houston George Bush Intcntl flights.
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From London (LON) to Houston George Bush Intcntl
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One-way flight from London (LON) to Houston George Bush Intcntl
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Highest demand for flights based on searches. 12% potential increase in price ($132 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from London (LON) to Houston George Bush Intcntl.
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Price to beat on a one-way flight from London (LON) to Houston George Bush Intcntl.
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Find flight deals from London to George Bush Intcntl

Cheapest flights from London to George Bush Intcntl
Explore the most affordable flight options available from London to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

This Mytrip deal was found by Cheapflights users on 4/15. 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.
Thu 4/242:00 pmLGW - IAH
1 stop16h 25mMultiple Airlines
Wed 5/76:44 pmIAH - LGW
1 stop29h 36mMultiple Airlines
Deal found 4/15$591
This Mytrip deal was found by Cheapflights users on 4/15. 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.
Mon 5/128:40 amLHR - IAH
3 stops30h 05mMultiple Airlines
Tue 5/206:44 pmIAH - LHR
2 stops33h 16mMultiple Airlines
Deal found 4/15$603
This The Travel House deal was found by Cheapflights users on 4/15. 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.
Thu 9/412:10 pmLGW - IAH
1 stop32h 07mIcelandair
Wed 9/243:15 pmIAH - LGW
1 stop12h 20mIcelandair
Deal found 4/15$689
This The Travel House deal was found by Cheapflights users on 4/15. 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 9/108:25 amLHR - IAH
1 stop35h 52mIcelandair
Wed 9/173:15 pmIAH - LHR
1 stop33h 15mIcelandair
Deal found 4/15$712
This ChecknFly deal was found by Cheapflights users on 4/14. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/251:00 pmLHR - IAH
2 stops25h 21mLufthansa
Sat 11/17:55 pmIAH - LHR
1 stop13h 50mLufthansa
Deal found 4/14$732
This Mytrip deal was found by Cheapflights users on 4/14. 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.
Wed 5/211:05 pmLCY - IAH
3 stops30h 45mMultiple Airlines
Wed 5/287:05 amIAH - LCY
3 stops29h 40mMultiple Airlines
Deal found 4/14$735
This Mytrip deal was found by Cheapflights users on 4/15. 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.
Sun 5/1111:40 amSTN - IAH
3 stops30h 57mMultiple Airlines
Wed 5/142:25 pmIAH - STN
2 stops25h 00mMultiple Airlines
Deal found 4/15$764
This The Travel House deal was found by Cheapflights users on 4/15. 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 9/246:30 amLHR - IAH
2 stops23h 46mIberia
Thu 10/24:22 pmIAH - LHR
1 stop16h 03mIberia
Deal found 4/15$769
This oojo deal was found by Cheapflights users on 4/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/19:25 amLHR - IAH
Nonstop10h 15mBritish Airways
Thu 5/224:43 pmIAH - LHR
1 stop12h 22mBritish Airways
Deal found 4/14$794
This JetBlue deal was found by Cheapflights users on 4/14. 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.
Mon 5/58:25 amLHR - IAH
1 stop15h 38mJetBlue
Mon 5/1211:51 amIAH - LHR
1 stop12h 39mJetBlue
Deal found 4/14$800
This Global Flight Catchers deal was found by Cheapflights users on 4/15. 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 Global Flight Catchers is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/85:30 amLGW - IAH
1 stop37h 10mTurkish Airlines
Tue 5/139:00 pmIAH - LGW
1 stop19h 20mTurkish Airlines
Deal found 4/15$835
This Global Flight Catchers deal was found by Cheapflights users on 4/14. 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 Global Flight Catchers is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/41:40 pmLHR - IAH
Nonstop10h 15mAustrian Airlines
Thu 9/184:20 pmIAH - LHR
Nonstop9h 20mAustrian Airlines
Deal found 4/14$845

Cheapflights Fare Finder

Customize your flight search to find flights from London 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 April 15, 2025.
Use the filters below to find and compare flights from London to Houston George Bush Intcntl Airport that are best for you.

Fly from

London

Fly to

George Bush Intcntl

Route

Depart

Return

Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 5/12

8:40 am-8:45 am

3 stops30h 05m

Houston George Bush Intcntl

Tue 5/20

6:44 pm-10:00 am

2 stops33h 16m

$603

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 4/30

10:00 am-6:18 pm

1 stop14h 18m

Houston George Bush Intcntl

Sat 6/28

4:25 pm-6:55 am

1 stop32h 30m

$623

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 9/4

12:10 pm-2:17 pm

1 stop32h 07m

Houston George Bush Intcntl

Wed 9/24

3:15 pm-9:35 am

1 stop12h 20m

$689

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 7/10

4:40 pm-8:19 am

1 stop21h 39m

Houston George Bush Intcntl

Sat 8/23

6:30 pm-5:55 am

2 stops29h 25m

$733

LondonHouston

LCY - IAH

LCYIAH

London City

Wed 5/21

1:05 pm-1:50 pm

3 stops30h 45m

Houston George Bush Intcntl

Wed 5/28

7:05 am-6:45 pm

3 stops29h 40m

$735

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 5/1

8:25 am-6:03 pm

1 stop15h 38m

Houston George Bush Intcntl

Mon 5/5

6:58 pm-6:30 am

1 stop29h 32m

$739

LondonHouston

STN - IAH

STNIAH

London Stansted

Sun 5/11

11:40 am-12:37 pm

3 stops30h 57m

Houston George Bush Intcntl

Wed 5/14

2:25 pm-9:25 pm

2 stops25h 00m

$764

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 5/1

9:25 am-1:40 pm

Nonstop10h 15m

Houston George Bush Intcntl

Thu 5/22

4:43 pm-11:05 am

1 stop12h 22m

$794

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 5/5

8:25 am-6:03 pm

1 stop15h 38m

Houston George Bush Intcntl

Mon 5/12

11:51 am-6:30 am

1 stop12h 39m

$800

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 5/11

10:50 am-11:42 pm

2 stops18h 52m

Houston George Bush Intcntl

Wed 5/14

12:09 pm-9:00 am

1 stop14h 51m

$807

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 50 results
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Compare providers for flights from London 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 London to George Bush Intcntl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
oojoPrice 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-Houston George Bush Intcntl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on London-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from London-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-Houston George Bush Intcntl Airport flights, Cheapflights users trust AranGrant the most. AranGrant 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-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your London to Houston George Bush Intcntl Airport trip
Airports
LHR

Expect strict security at Heathrow. Ensure liquids are in one bag and remove suspicious items to avoid delays.

Read more about LHRby Ramsey Qubein
IAH

For a quick trip to Houston, Uber or Lyft from IAH takes about 25 minutes. Taxis are available at Terminal E.

Read more about IAHby Evie Carrick
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

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

Ramsey Qubein

Ramsey Qubein

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

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

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from London 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 to Houston George Bush Intcntl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from London to George Bush Intcntl. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from London to Houston George Bush Intcntl Airport, you should look to book at least 78 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from London to Houston George Bush Intcntl Airport (average of $241). Flying from London to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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 LON to IAH?

Find hourly flight availability from London 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 April 15, 2025.

It’s optimal to fly from London to Houston George Bush Intcntl Airport in the evening. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

Weekly flight availability from London to Houston George Bush Intcntl Airport

Explore weekly flight availability from London to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 15, 2025.

The most flights from LON to IAH are scheduled on a Monday (22 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 3.2 in.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

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 April 15, 2025.
See what other customers who have flown with Delta, KLM and Finnair from London to Houston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
775 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very good
7,917 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from London 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.

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

    Lufthansa, at $604, was found to be the cheapest airline from London to Houston George Bush Intcntl Airport.Alternate airlines to your destination round-trip include Icelandair and Iberia. Lufthansa is currently priced 36% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $502. Lufthansa flights start at $750 while deals on Icelandair start at $756 one-way.

  • What are the most popular routes from London to Houston George Bush Intcntl Airport?

    The most popular flight routes from London to Houston George Bush Intcntl Airport are London Heathrow - Houston George Bush Intcntl, London City - Houston George Bush Intcntl and London Gatwick - Houston George Bush Intcntl.

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

    Consider Air Canada (83%), Austrian Airlines (83%) or Brussels Airlines (83%) when booking your flight. These represent the most reliable airlines when flying from London to Houston George Bush Intcntl Airport.

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

    While on average a flight from London to Houston George Bush Intcntl Airport is generally $1,475, our data shows the cheapest flight currently is $609. When looking at the most popular route, (London Heathrow - Houston George Bush Intcntl), you can expect to pay $502 for that flight.

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

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

  • How can I find direct flights from London 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 London to George Bush Intcntl.

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

    Yes. Cheapflights offers flight deals from London 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 to Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from London to Houston George Bush Intcntl Airport (average of $241). Flying from London to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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.

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Top 4 airlines flying from London to George Bush Intcntl

Discover the top 4 airlines that operate flights from London 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 April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$740Average$1,051FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$759Average$1,114FlexibilityNo cancel feeOn-time69%
Austrian AirlinesCheapest$803Average$1,290FlexibilityNo cancel feeOn-time78%
LufthansaCheapest$830Average$1,072FlexibilityNo cancel feeOn-time76%

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