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Cheap flights from London Heathrow Airport to Houston George Bush Intcntl Airport from £287

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 16/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IAH
2 Sep — 9 Sep1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Houston George Bush Intcntl are usually found in February or January, booked 47 days in advance, depart on a Wednesday or Thursday and return on a Sunday

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 28 August 2025.

Round-trip from

£585

One-way from

£287

Popular in

July

Cheapest in

February

Average price

£935

Good round-trip deal

£653 or less

Good one-way deal

£686 or less
JetBlue
  • JetBlue
  • 17/9-20/9
  • 2 total stops
  • 69h 10m total
  • London to Houston
Search Deals
16/12
  • 16/12
  • 3 total stops
  • 41h 13m total
  • London to Houston
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£108 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Houston George Bush Intcntl.
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Price to beat on a one-way flight from London Heathrow to Houston George Bush Intcntl.
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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 28 August 2025.

Wed 17/908:25LHR - IAH
1 stop35h 15mJetBlue
Sat 20/914:35IAH - LHR
1 stop33h 55mJetBlue
Deal found 27/8£585
Thu 23/1014:10LHR - IAH
1 stop14h 33mMultiple Airlines
Tue 4/1106:44IAH - LHR
2 stops28h 46mMultiple Airlines
Deal found 27/8£587
Fri 12/919:50LHR - IAH
3 stops34h 06mMultiple Airlines
Fri 19/905:30IAH - LHR
3 stops27h 05mMultiple Airlines
Deal found 26/8£587
Sun 23/1106:40LHR - IAH
2 stops21h 13mMultiple Airlines
Sun 7/1207:00IAH - LHR
3 stops27h 25mMultiple Airlines
Deal found 26/8£588
Thu 18/908:40LHR - IAH
3 stops27h 10mMultiple Airlines
Mon 29/919:00IAH - LHR
3 stops32h 35mMultiple Airlines
Deal found 26/8£590
Mon 13/1009:55LHR - IAH
1 stop25h 25mMultiple Airlines
Thu 23/1006:44IAH - LHR
1 stop21h 16mMultiple Airlines
Deal found 26/8£592
Mon 15/907:05LHR - IAH
3 stops32h 02mMultiple Airlines
Thu 18/907:25IAH - LHR
2 stops27h 00mMultiple Airlines
Deal found 27/8£593
Wed 17/906:40LHR - IAH
2 stops22h 41mScandinavian Airlines
Wed 15/1016:00IAH - LHR
2 stops20h 30mScandinavian Airlines
Deal found 27/8£594
Wed 24/908:25LHR - IAH
1 stop35h 15mIcelandair
Thu 2/1014:35IAH - LHR
1 stop33h 55mIcelandair
Deal found 26/8£595
Tue 28/1009:35LHR - IAH
Nonstop10h 30mBritish Airways
Mon 3/1121:45IAH - LHR
Nonstop9h 00mBritish Airways
Deal found 27/8£596
Wed 17/914:50LHR - IAH
Nonstop10h 25mBritish Airways
Tue 7/1013:00IAH - LHR
1 stop11h 40mBritish Airways
Deal found 27/8£597

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 28 August 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

Wed 17/9

08:25-13:40

1 stop35h 15m

Houston George Bush Intcntl

Sat 20/9

14:35-06:30

1 stop33h 55m

£585

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 20/11

09:20-09:31

1 stop30h 11m

Houston George Bush Intcntl

Thu 4/12

13:35-06:55

1 stop11h 20m

£587

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 23/10

14:10-22:43

1 stop14h 33m

Houston George Bush Intcntl

Tue 4/11

06:44-17:30

2 stops28h 46m

£587

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 12/9

19:50-23:56

3 stops34h 06m

Houston George Bush Intcntl

Fri 19/9

05:30-14:35

3 stops27h 05m

£587

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 15/9

07:05-09:07

3 stops32h 02m

Houston George Bush Intcntl

Thu 18/9

22:02-14:35

3 stops34h 33m

£587

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 18/9

14:10-22:43

1 stop14h 33m

Houston George Bush Intcntl

Sun 21/9

12:58-14:15

2 stops19h 17m

£587

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 10/11

08:25-21:26

2 stops19h 01m

Houston George Bush Intcntl

Mon 17/11

16:32-11:40

1 stop13h 08m

£590

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 22/11

06:40-23:52

2 stops23h 12m

Houston George Bush Intcntl

Sat 6/12

15:40-21:40

2 stops24h 00m

£594

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 17/9

06:40-23:21

2 stops22h 41m

Houston George Bush Intcntl

Wed 15/10

16:00-18:30

2 stops20h 30m

£594

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 6/10

06:40-21:09

2 stops20h 29m

Houston George Bush Intcntl

Mon 27/10

16:00-21:40

2 stops24h 40m

£594

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 23 results
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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 return 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 return flight from Heathrow to George Bush Intcntl. Price data was last updated on 22 August 2025.

The price you pay for your flight from London Heathrow Airport to Houston George Bush Intcntl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 47 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport (average of £680). Flying from London Heathrow Airport to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £1,096). 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 28 August 2025.

It’s typically best to fly out from London Heathrow Airport to Houston George Bush Intcntl Airport in the evening. Doing so could potentially save you 15% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from London Heathrow Airport to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly return from Heathrow to George Bush Intcntl. Price data was last updated on 24 August 2025.

Travellers seeking maximum savings on their London Heathrow Airport to Houston George Bush Intcntl Airport flight should consider departing on Monday evenings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 28 August 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Houston George Bush Intcntl Airport, such as Austrian Airlines, Finnair, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
836 reviews
Check prices

Food

6.8

Overall

7.6

Boarding

7.6

Comfort

7.3

Entertainment

6.8

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Andra,Aug 2025

LHR - LAX

Flight was very good, few minutes delayed, but good flight. We both are satisfied, thank you!
Austrian Airlines
7.6
Good
836 reviews
Austrian Airlines
7.6
Good
836 reviews
Check prices

Food

6.8

Overall

7.6

Boarding

7.6

Comfort

7.3

Entertainment

6.8

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Andra,Aug 2025

LHR - LAX

Flight was very good, few minutes delayed, but good flight. We both are satisfied, thank you!
Finnair
7.6
Good
1,321 reviews
Austrian Airlines
7.6
Good
836 reviews
Check prices

Food

6.8

Overall

7.6

Boarding

7.6

Comfort

7.3

Entertainment

6.8

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Andra,Aug 2025

LHR - LAX

Flight was very good, few minutes delayed, but good flight. We both are satisfied, thank you!
United Airlines
7.4
Good
8,944 reviews
Austrian Airlines
7.6
Good
836 reviews
Check prices

Food

6.8

Overall

7.6

Boarding

7.6

Comfort

7.3

Entertainment

6.8

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Andra,Aug 2025

LHR - LAX

Flight was very good, few minutes delayed, but good flight. We both are satisfied, thank you!
Lufthansa
6.8
Okay
7,368 reviews
Austrian Airlines
7.6
Good
836 reviews
Check prices

Food

6.8

Overall

7.6

Boarding

7.6

Comfort

7.3

Entertainment

6.8

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Andra,Aug 2025

LHR - LAX

Flight was very good, few minutes delayed, but good flight. We both are satisfied, thank you!
British Airways
6.7
Okay
7,316 reviews
Austrian Airlines
7.6
Good
836 reviews
Check prices

Food

6.8

Overall

7.6

Boarding

7.6

Comfort

7.3

Entertainment

6.8

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Andra,Aug 2025

LHR - LAX

Flight was very good, few minutes delayed, but good flight. We both are satisfied, thank you!

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 £587, JetBlue can have you in Houston George Bush Intcntl Airport from London Heathrow Airport in 30h 11m. London Heathrow Airport and Houston George Bush Intcntl Airport are separated by a distance of 4820 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    According to our current data, WestJet (£381), JetBlue (£456), and Icelandair (£470) offers the cheapest pricing from London Heathrow Airport to Houston George Bush Intcntl Airport. Users have found that WestJet is 47% cheaper than the other options available to this destination.

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

    The top 3 most reliable airlines when flying from London Heathrow Airport to Houston George Bush Intcntl Airport are Air Canada (73%), Austrian Airlines (73%) and Brussels Airlines (73%).

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

    Looking for the cheapest flight from London Heathrow Airport to Houston George Bush Intcntl Airport? While on average our users pay £1,028, our data indicates the cheapest price to be £462. The most popular route (London Heathrow - Houston George Bush Intcntl), is priced around £416.

  • 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 holiday 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Houston George Bush Intcntl Airport (average of £680). Flying from London Heathrow Airport to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £1,096). 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

Travelling 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
Livingston
The Woodlands

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Fly from Heathrow to George Bush Intcntl on these airlines

Choose from the following airlines for your flight from Heathrow to George Bush Intcntl. Flights are based on user searches made on Cheapflights and were last updated on 28 August 2025.
British Airways flights from London Heathrow to Houston George Bush Intcntl
Finnair flights from London Heathrow to Houston George Bush Intcntl
Lufthansa flights from London Heathrow to Houston George Bush Intcntl

Top 10 airlines flying from Heathrow to George Bush Intcntl

Discover the top 10 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 858,174 searches. Data last updated 28 August 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£381Average£489FlexibilityNo cancel feeOn-time60%
Search WestJet flights
JetBlueCheapest£456Average£600FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IcelandairCheapest£470Average£671FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest£493Average£752FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£498Average£608FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air CanadaCheapest£535Average£582FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest£536Average£711FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£580Average£793FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Austrian AirlinesCheapest£592Average£805FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
United AirlinesCheapest£600Average£805FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to George Bush Intcntl?

Cheapflights helps you search for flights from Heathrow to George Bush Intcntl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to George Bush Intcntl?

Cheapflights helps you find that perfect flight to George Bush Intcntl from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Heathrow to George Bush Intcntl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to George Bush Intcntl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Heathrow to George Bush Intcntl become cheaper?

Not ready to book yet? You can track prices for flights from Heathrow to George Bush Intcntl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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