HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
George Bush Intcntl

$376+ 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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IAH
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from London Heathrow to Houston George Bush Intcntl are usually found in February or January, booked 87 days in advance, depart on a Sunday or Tuesday and return on a Wednesday

Cheap 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 April 22, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$703
(Mytrip)

One-way from

$376
(Mytrip)

Popular in

August

Cheapest in

February

Average price

$1,001

Good round-trip deal

$764 or less

Good one-way deal

$860 or less
Provider with most accurate pricing for London Heathrow-Houston George Bush Intcntl flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Heathrow-Houston George Bush Intcntl flights.
Search Deals
From London Heathrow to Houston George Bush Intcntl
Search Deals
One-way flight from London Heathrow to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($180 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
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

Find 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 April 22, 2025.

This Mytrip deal was found by Cheapflights users on 4/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1512:05 pmLHR - IAH
3 stops34h 48mMultiple Airlines
Mon 5/197:26 pmIAH - LHR
3 stops32h 34mMultiple Airlines
Deal found 4/21$703
This The Travel House deal was found by Cheapflights users on 4/21. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/78:25 amLHR - IAH
1 stop15h 38mIcelandair
Wed 5/1411:51 amIAH - LHR
1 stop12h 39mIcelandair
Deal found 4/21$711
This The Travel House deal was found by Cheapflights users on 4/21. 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 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 10/23:30 pmIAH - LHR
Nonstop9h 10mIberia
Deal found 4/21$784
This The Travel House deal was found by Cheapflights users on 4/21. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/297:45 amLHR - IAH
2 stops19h 59mBritish Airways
Thu 5/224:43 pmIAH - LHR
1 stop12h 22mBritish Airways
Deal found 4/21$795
This JetBlue deal was found by Cheapflights users on 4/22. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/148:25 amLHR - IAH
1 stop15h 38mJetBlue
Wed 5/211:25 pmIAH - LHR
1 stop14h 05mJetBlue
Deal found 4/22$852

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 April 22, 2025.
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

Heathrow

Fly to

George Bush Intcntl

Route

Depart

Return

Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 5/15

12:05 pm-4:53 pm

3 stops34h 48m

Houston George Bush Intcntl

Mon 5/19

7:26 pm-10:00 am

3 stops32h 34m

$703

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 5/7

8:25 am-6:03 pm

1 stop15h 38m

Houston George Bush Intcntl

Wed 5/14

11:51 am-6:30 am

1 stop12h 39m

$711

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 9/6

12:00 pm-3:46 pm

2 stops33h 46m

Houston George Bush Intcntl

Fri 9/12

8:15 pm-11:35 am

Nonstop9h 20m

$782

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 9/24

6:30 am-12:16 am

2 stops23h 46m

Houston George Bush Intcntl

Thu 10/2

3:30 pm-6:40 am

Nonstop9h 10m

$784

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 5/7

9:25 am-1:40 pm

Nonstop10h 15m

Houston George Bush Intcntl

Mon 5/12

12:09 pm-9:00 am

1 stop14h 51m

$810

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 5/14

8:25 am-6:03 pm

1 stop15h 38m

Houston George Bush Intcntl

Wed 5/21

1:25 pm-9:30 am

1 stop14h 05m

$852

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 6/11

3:05 pm-11:39 pm

3 stops38h 34m

$376

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 9/8

1:55 pm-10:43 pm

1 stop14h 48m

$560

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 9/17

12:00 pm-9:36 am

2 stops27h 36m

$745

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 5/7

1:40 pm-6:00 pm

Nonstop10h 20m

$776

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 17 results
1
2

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
business-class.comPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 stars
ScholarTripPrice 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 Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on London Heathrow Airport-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. Mytrip >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 Mytrip the most. Mytrip 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.

The best insider tips for London Heathrow Airport 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 Heathrow Airport to Houston George Bush Intcntl Airport trip
Airports
LHR

Expect strict security at Heathrow; ensure all liquids are in one small bag to avoid delays.

Read more about LHRby Ramsey Qubein
IAH

For a quick ride to downtown Houston, use Uber or Lyft from Terminals A, B, or C.

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 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 April 18, 2025.

Booking 87 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, August is the cheapest month in which you can book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport (average of $241). Flying from London Heathrow Airport 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 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 April 22, 2025.

It’s optimal to fly from London Heathrow Airport to Houston George Bush Intcntl Airport in the afternoon. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight at noon.

Weekly flight availability from London Heathrow Airport to Houston George Bush Intcntl Airport

Explore weekly flight availability from Heathrow 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 22, 2025.

The most flights from LHR 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 (17 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 22, 2025.
See what other customers who have flown with Finnair, Austrian Airlines and JetBlue from London to Houston have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,272 reviews

Crew

8.1

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Food

6.7

Overall

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Finnair
7.6
Good
1,272 reviews
Finnair
7.6
Good
1,272 reviews

Crew

8.1

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Food

6.7

Overall

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Austrian Airlines
7.6
Good
780 reviews
Finnair
7.6
Good
1,272 reviews

Crew

8.1

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Food

6.7

Overall

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
JetBlue
7.3
Good
2,923 reviews
Finnair
7.6
Good
1,272 reviews

Crew

8.1

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Food

6.7

Overall

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Turkish Airlines
7.3
Good
3,773 reviews
Finnair
7.6
Good
1,272 reviews

Crew

8.1

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Food

6.7

Overall

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
WestJet
7.2
Good
2,813 reviews
Finnair
7.6
Good
1,272 reviews

Crew

8.1

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Food

6.7

Overall

7.6

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

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.

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

    According to our current data, Icelandair ($711), Lufthansa ($782), and Iberia ($784) offers the cheapest pricing from London Heathrow Airport to Houston George Bush Intcntl Airport. Users have found that Icelandair is 27% 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 WestJet. According to our data, you can fly for as low as $560. Users have also found prices from $745 and $776 on Aer Lingus 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 (84%), Austrian Airlines (84%), Brussels Airlines( 84%).

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

    On average you can expect to pay $1,437 for a flight from London Heathrow Airport to Houston George Bush Intcntl Airport. The cheapest flight overall is $609 while the most popular route, (London Heathrow - Houston George Bush Intcntl) is currently priced at $535.

  • 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, August is the cheapest month in which you can book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport (average of $241). Flying from London Heathrow Airport 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.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Montgomery
Conroe
The Woodlands
Spring
Humble
Tomball
Jersey Village
Katy
Cypress

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 Hobby flights
London City to George Bush Intcntl flights
Gatwick to George Bush Intcntl flights
Southend to George Bush Intcntl flights

Top 4 airlines flying from Heathrow to George Bush Intcntl

Discover the top 4 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 April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$740Average$1,040FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$741Average$1,097FlexibilityNo cancel feeOn-time69%
Austrian AirlinesCheapest$803Average$1,290FlexibilityNo cancel feeOn-time78%
LufthansaCheapest$830Average$1,072FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.