What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

How often are flights from London to Houston delayed?

About 14% of weekly flights between London and Houston have experienced delays in the past year, with the average delay time being 162 minutes.

Which airline has the best punctuality record on London to Houston flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 14% of flights being delayed.

What is the most punctual flight time for London to Houston flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

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

The most flights from LHR to IAH are scheduled on a Thursday (22 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (13 on average).

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.

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).

What are the most popular airlines that fly from London Heathrow Airport to Houston George Bush Intcntl Airport?

When booking a flight from London Heathrow Airport to Houston George Bush Intcntl Airport, you may want to consider flying on British Airways, United Airlines or American Airlines as they are the most popular for this route.

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.

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.

$410+ Flights from London Heathrow Airport to Houston George Bush Intcntl Airport

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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 February or January, booked 48 days in advance, depart on a Sunday or Saturday 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 December 12, 2025.

Wed 12/2412:05 pmLHR - IAH

Nonstop10h 45mUnited Airlines

Tue 1/65:00 pmIAH - LHR

1 stop12h 15mUnited Airlines

Deal found 12/10

$943

Thu 12/115:10 pmLHR - IAH

2 stops43h 54mMultiple Airlines

Sat 1/317:27 pmIAH - LHR

1 stop18h 43mMultiple Airlines

Deal found 12/11

$976

Fri 12/261:25 pmLHR - IAH

1 stop14h 14mAir Canada

Tue 12/3012:10 pmIAH - LHR

1 stop13h 00mAir Canada

Deal found 12/10

$1,029

Wed 12/247:50 pmLHR - IAH

3 stops34h 09mMultiple Airlines

Wed 1/75:46 amIAH - LHR

3 stops28h 14mMultiple Airlines

Deal found 12/10

$1,066

Thu 12/114:20 pmLHR - IAH

1 stop33h 55mUnited Airlines

Sat 12/133:22 pmIAH - LHR

1 stop34h 03mUnited Airlines

Deal found 12/10

$1,070

Thu 12/258:45 amLHR - IAH

2 stops30h 30mMultiple Airlines

Thu 1/812:16 pmIAH - LHR

2 stops16h 59mMultiple Airlines

Deal found 12/11

$1,101

Thu 12/116:00 amLHR - IAH

2 stops34h 20mMultiple Airlines

Sat 12/131:36 pmIAH - LHR

1 stop11h 19mMultiple Airlines

Deal found 12/10

$1,127

Mon 12/299:20 amLHR - IAH

1 stop15h 28mJetBlue

Thu 1/812:24 pmIAH - LHR

1 stop12h 31mJetBlue

Deal found 12/11

$1,136

Best flights from Heathrow to George Bush Intcntl
Discover carefully curated flight deals from Heathrow to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Fri 3/66:40 amLHR - IAH

2 stops22h 57mScandinavian Airlines

Mon 3/164:59 pmIAH - LHR

3 stops20h 51mScandinavian Airlines

Deal found 12/11

$838

Mon 3/236:05 pmLHR - IAH

3 stops34h 44mMultiple Airlines

Fri 3/277:35 amIAH - LHR

3 stops29h 55mMultiple Airlines

Deal found 12/11

$907

Thu 12/254:20 pmLHR - IAH

1 stop34h 06mUnited Airlines

Sat 12/276:45 pmIAH - LHR

1 stop31h 10mUnited Airlines

Deal found 12/10

$943

Mon 2/235:45 pmLHR - IAH

1 stop31h 25mTurkish Airlines

Sat 2/289:05 pmIAH - LHR

1 stop37h 05mTurkish Airlines

Deal found 12/11

$971

Thu 1/2210:20 amLHR - IAH

2 stops19h 17mScandinavian Airlines

Mon 1/264:06 pmIAH - LHR

2 stops19h 34mScandinavian Airlines

Deal found 12/9

$846

Tue 5/511:55 amLHR - IAH

2 stops32h 45mMultiple Airlines

Tue 5/121:15 pmIAH - LHR

2 stops15h 45mMultiple Airlines

Deal found 12/11

$960

Thu 2/59:20 amLHR - IAH

1 stop32h 20mMultiple Airlines

Sun 2/812:40 pmIAH - LHR

2 stops15h 50mMultiple Airlines

Deal found 12/11

$962

Thu 1/157:05 amLHR - IAH

3 stops22h 51mScandinavian Airlines

Sun 1/254:06 pmIAH - LHR

3 stops23h 29mScandinavian Airlines

Deal found 12/10

$1,001

Sat 1/102:50 pmLHR - IAH

1 stop32h 39mMultiple Airlines

Sun 1/2512:47 pmIAH - LHR

1 stop12h 18mMultiple Airlines

Deal found 12/11

$971

Mon 1/261:40 pmLHR - IAH

3 stops27h 31mMultiple Airlines

Sun 4/266:00 amIAH - LHR

3 stops21h 05mMultiple Airlines

Deal found 12/11

$975

Thu 1/86:50 amLHR - IAH

3 stops22h 44mMultiple Airlines

Sun 1/255:05 amIAH - LHR

3 stops25h 45mMultiple Airlines

Deal found 12/11

$1,041

Last-minute flights from Heathrow to George Bush Intcntl
Discover last-minute flight deals from Heathrow to George Bush Intcntl. Data last updated December 12, 2025 and is based on user searches.

Thu 1/89:20 amLHR - IAH

1 stop32h 19mJetBlue

Thu 1/1512:24 pmIAH - LHR

1 stop12h 31mJetBlue

Deal found 12/11

$846

Wed 1/149:55 amLHR - IAH

2 stops35h 20mMultiple Airlines

Mon 1/267:27 pmIAH - LHR

1 stop18h 43mMultiple Airlines

Deal found 12/11

$811

Thu 1/157:05 amLHR - IAH

3 stops20h 08mScandinavian Airlines

Thu 1/299:54 amIAH - LHR

2 stops26h 36mScandinavian Airlines

Deal found 12/11

$838

Fri 1/165:00 pmLHR - IAH

2 stops36h 56mScandinavian Airlines

Sun 2/14:06 pmIAH - LHR

2 stops20h 24mScandinavian Airlines

Deal found 12/10

$824

Sun 1/187:30 pmLHR - IAH

2 stops31h 43mScandinavian Airlines

Thu 1/229:54 amIAH - LHR

2 stops29h 46mScandinavian Airlines

Deal found 12/11

$808

Sun 1/182:50 pmLHR - IAH

1 stop27h 54mWestJet

Thu 1/226:20 pmIAH - LHR

1 stop36h 30mWestJet

Deal found 12/11

$818

Tue 1/2010:20 amLHR - IAH

2 stops19h 17mScandinavian Airlines

Tue 3/244:00 pmIAH - LHR

2 stops21h 30mScandinavian Airlines

Deal found 12/11

$816

Thu 1/222:50 pmLHR - IAH

1 stop27h 54mWestJet

Mon 1/266:20 pmIAH - LHR

1 stop36h 30mWestJet

Deal found 12/10

$825

Thu 1/226:40 amLHR - IAH

2 stops22h 57mScandinavian Airlines

Mon 1/2612:40 pmIAH - LHR

2 stops23h 00mScandinavian Airlines

Deal found 12/10

$847

Sat 1/3112:25 pmLHR - IAH

3 stops28h 08mMultiple Airlines

Thu 2/127:38 pmIAH - LHR

2 stops29h 32mMultiple Airlines

Deal found 12/10

$832

One-way flights from Heathrow to George Bush Intcntl
Search for one-way flight options from Heathrow to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

Sun 1/259:55 amLHR - IAH

3 stops37h 15mMultiple Airlines

Deal found 12/9

$410

Sat 1/248:50 pmLHR - IAH

3 stops50h 20mMultiple Airlines

Deal found 12/9

$416

Mon 5/49:10 pmLHR - IAH

2 stops47h 00mMultiple Airlines

Deal found 12/9

$445

Mon 1/262:50 pmLHR - IAH

2 stops30h 29mMultiple Airlines

Deal found 12/11

$453

Sun 1/119:55 amLHR - IAH

3 stops59h 20mMultiple Airlines

Deal found 12/10

$462

Sat 1/102:50 pmLHR - IAH

3 stops36h 43mMultiple Airlines

Deal found 12/10

$470

Thu 1/299:30 amLHR - IAH

2 stops20h 04mMultiple Airlines

Deal found 12/11

$475

Find flight deals from Heathrow to George Bush Intcntl

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$808 (The Travel House)
One-way from	$410 (Kiwi.com)
Popular in	July
Cheapest in	February
Average price	$1,189
Good round-trip deal	$1,092 or less
Good one-way deal	$778 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.

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. 13% potential increase in price ($161 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 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

Cheapflights Fare Finder

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

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 3/6

6:40 am-11:37 pm

2 stops22h 57m

Houston George Bush Intcntl

Mon 3/16

4:59 pm-6:50 pm

3 stops20h 51m

$838

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 1/22

10:20 am-11:37 pm

2 stops19h 17m

Houston George Bush Intcntl

Mon 1/26

4:06 pm-5:40 pm

2 stops19h 34m

$846

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 3/23

6:05 pm-11:49 pm

3 stops34h 44m

Houston George Bush Intcntl

Fri 3/27

7:35 am-6:30 pm

3 stops29h 55m

$907

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 12/25

4:20 pm-8:26 pm

1 stop34h 06m

Houston George Bush Intcntl

Sat 12/27

6:45 pm-7:55 am

1 stop31h 10m

$943

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 5/5

11:55 am-2:40 pm

2 stops32h 45m

Houston George Bush Intcntl

Tue 5/12

1:15 pm-11:00 am

2 stops15h 45m

$960

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 2/5

9:20 am-11:40 am

1 stop32h 20m

Houston George Bush Intcntl

Sun 2/8

12:40 pm-10:30 am

2 stops15h 50m

$962

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 2/23

5:45 pm-7:10 pm

1 stop31h 25m

Houston George Bush Intcntl

Sat 2/28

9:05 pm-4:10 pm

1 stop37h 05m

$971

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 1/10

2:50 pm-5:29 pm

1 stop32h 39m

Houston George Bush Intcntl

Sun 1/25

12:47 pm-7:05 am

1 stop12h 18m

$971

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 1/26

1:40 pm-11:11 am

3 stops27h 31m

Houston George Bush Intcntl

Sun 4/26

6:00 am-9:05 am

3 stops21h 05m

$975

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 1/15

7:05 am-11:56 pm

3 stops22h 51m

Houston George Bush Intcntl

Sun 1/25

4:06 pm-9:35 pm

3 stops23h 29m

$1,001

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 23 results

Compare providers for flights from Heathrow to George Bush Intcntl

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 December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust 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 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.

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

Prices

Airlines

Delays

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

Booking 48 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, September is the cheapest month in which you can book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport (average of $668). Flying from London Heathrow Airport to Houston George Bush Intcntl Airport in July is currently the most expensive (average of $896). 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?

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 42% on the cost of your flight, compared to a flight in the evening.

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

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

Heathrow's strict security can cause delays. Ensure all liquids are in one small bag to avoid manual screening delays.

IAH

For quick city access, Uber or Lyft is recommended from IAH. Terminals A, B, and C have rideshare pickups.

Our travel experts

Evie Carrick

Expert on IAH

Ramsey Qubein

Expert on LHR

Reviews of airlines servicing George Bush Intcntl

Read reviews from past customers who have flown Austrian Airlines, United Airlines, and American 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

879 reviews

Reviews

1 / 20

10.0

Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

Austrian Airlines

7.6

Good

879 reviews

Austrian Airlines

7.6

Good

879 reviews

Reviews

1 / 20

10.0

Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

United Airlines

7.4

Good

9,095 reviews

Austrian Airlines

7.6

Good

879 reviews

Reviews

1 / 20

10.0

Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

American Airlines

7.2

Good

11,049 reviews

Austrian Airlines

7.6

Good

879 reviews

Reviews

1 / 20

10.0

Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

Lufthansa

6.8

Okay

7,626 reviews

Austrian Airlines

7.6

Good

879 reviews

Reviews

1 / 20

10.0

Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

British Airways

6.7

Okay

7,571 reviews

Austrian Airlines

7.6

Good

879 reviews

Reviews

1 / 20

10.0

Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

Related info for your journey

How long is the flight from London Heathrow Airport to Houston George Bush Intcntl Airport?
For as low as $838, Scandinavian Airlines can have you in Houston George Bush Intcntl Airport from London Heathrow Airport in 22h 57m. 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 ($652), British Airways ($768), and Austrian Airlines ($803) offers the cheapest pricing from London Heathrow Airport to Houston George Bush Intcntl Airport. Users have found that Lufthansa is 35% 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 $370. Users have also found prices from $671 and $741 on Aer Lingus and Finnair, 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 (87%), Austrian Airlines (87%), Brussels Airlines( 87%).
What are the cheapest flights from London Heathrow Airport to Houston George Bush Intcntl Airport?
On average you can expect to pay $1,307 for a flight from London Heathrow Airport to Houston George Bush Intcntl Airport. The cheapest flight overall is $555 while the most popular route, (London Heathrow - Houston George Bush Intcntl) is currently priced at $614.
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, September is the cheapest month in which you can book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport (average of $668). Flying from London Heathrow Airport to Houston George Bush Intcntl Airport in July is currently the most expensive (average of $896). 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 5 airlines flying from Heathrow to George Bush Intcntl

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	Cheapest$652	Average$1,074	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$768	Average$995	FlexibilityNo cancel fee	On-time70%
Austrian Airlines	Cheapest$803	Average$1,217	FlexibilityNo cancel fee	On-time78%
United Airlines	Cheapest$825	Average$1,162	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$833	Average$1,198	FlexibilityNo cancel fee	On-time71%

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$410+ 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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Heathrow to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from London Heathrow to Houston George Bush Intcntl are usually found in February or January, booked 48 days in advance, depart on a Sunday or Saturday and return on a Wednesday

Cheap flight deals from Heathrow to George Bush Intcntl

Cheapest flights from Heathrow to George Bush IntcntlExplore 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 December 12, 2025.

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 December 12, 2025.

Find flight deals from Heathrow to George Bush Intcntl

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Houston George Bush Intcntl Airport that are best for you.

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

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

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

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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?

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

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

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

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

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

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

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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 December 12, 2025.