Cheap flights from London to Houston George Bush Intcntl Airport from £269

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — IAH
30 Jan — 6 Feb1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London to Houston George Bush Intcntl are usually found in March or January, booked 77 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from London to George Bush Intcntl

Enter your travel dates to find the best prices.

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 31 December 2025.

Tue 30/1209:20LHR - IAH
1 stop36h 25mJetBlue
Mon 5/119:45IAH - LHR
1 stop29h 10mJetBlue
Deal found 29/12£860
Wed 31/1211:55LGW - IAH
3 stops26h 30mMultiple Airlines
Sun 11/105:46IAH - LGW
3 stops23h 09mMultiple Airlines
Deal found 29/12£983
Wed 31/1212:15LHR - IAH
3 stops26h 10mMultiple Airlines
Sun 11/107:45IAH - LHR
3 stops21h 05mMultiple Airlines
Deal found 29/12£986
Mon 29/1214:50LHR - IAH
1 stop32h 39mMultiple Airlines
Sat 31/115:49IAH - LHR
2 stops39h 01mMultiple Airlines
Deal found 29/12£996
Tue 30/1214:50LHR - IAH
1 stop27h 54mMultiple Airlines
Tue 6/116:30IAH - LHR
1 stop14h 20mMultiple Airlines
Deal found 29/12£1,042
Wed 31/1209:00LHR - IAH
3 stops29h 25mMultiple Airlines
Wed 14/107:45IAH - LHR
3 stops26h 35mMultiple Airlines
Deal found 29/12£1,045
Wed 31/1213:30LCY - IAH
3 stops24h 55mMultiple Airlines
Wed 14/107:45IAH - LCY
3 stops19h 20mMultiple Airlines
Deal found 29/12£1,058
Wed 31/1206:00LGW - IAH
3 stops47h 01mMultiple Airlines
Wed 14/108:30IAH - LGW
3 stops31h 40mMultiple Airlines
Deal found 29/12£1,072
Mon 29/1214:45STN - IAH
2 stops30h 30mMultiple Airlines
Sat 31/112:16IAH - STN
3 stops25h 49mMultiple Airlines
Deal found 29/12£1,079
Tue 30/1214:50LHR - IAH
1 stop27h 54mMultiple Airlines
Mon 5/119:05IAH - LHR
Nonstop9h 10mMultiple Airlines
Deal found 29/12£1,102
Mon 29/1217:00LGW - IAH
2 stops28h 15mMultiple Airlines
Sat 31/112:16IAH - LGW
3 stops26h 24mMultiple Airlines
Deal found 29/12£1,115
Tue 30/1213:05LGW - IAH
3 stops40h 54mMultiple Airlines
Tue 6/121:05IAH - LGW
1 stop30h 05mMultiple Airlines
Deal found 29/12£1,170

Find 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 31 December 2025.

Round-trip from

£562

One-way from

£269

Popular in

July

Cheapest in

March

Average price

£843

Good round-trip deal

£681 or less

Good one-way deal

£558 or less
19/1-22/1
  • 19/1-22/1
  • 6 total stops
  • 64h 39m total
  • London to Houston
3/2
  • 3/2
  • 2 total stops
  • 28h 11m total
  • London to Houston
Highest demand for flights based on searches. 8% potential increase in price (£49 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from London (LON) to Houston George Bush Intcntl.
Price to beat on a one-way flight from London (LON) to Houston George Bush Intcntl.

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 31 December 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

LGW - IAH

LGWIAH

London Gatwick

Tue 7/4

14:00-10:18

1 stop26h 18m

Houston George Bush Intcntl

Fri 24/4

13:03-10:00

1 stop14h 57m

£574

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 20/2

06:35-16:30

1 stop15h 55m

Houston George Bush Intcntl

Fri 27/2

09:50-06:20

2 stops14h 30m

£577

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 13/1

09:30-18:15

1 stop14h 45m

Houston George Bush Intcntl

Tue 20/1

17:00-11:15

1 stop12h 15m

£578

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 13/2

06:30-18:15

1 stop17h 45m

Houston George Bush Intcntl

Fri 20/2

19:05-10:15

Nonstop9h 10m

£578

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 15/1

09:30-18:15

1 stop14h 45m

Houston George Bush Intcntl

Wed 28/1

11:55-07:55

1 stop14h 00m

£579

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 12/2

09:30-18:15

1 stop14h 45m

Houston George Bush Intcntl

Thu 19/2

16:20-07:30

Nonstop9h 10m

£579

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 6/2

09:30-18:15

1 stop14h 45m

Houston George Bush Intcntl

Mon 9/2

12:09-06:20

1 stop12h 11m

£579

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 19/1

15:25-20:00

Nonstop10h 35m

Houston George Bush Intcntl

Tue 24/2

13:01-06:55

1 stop11h 54m

£583

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 15/1

09:35-14:05

Nonstop10h 30m

Houston George Bush Intcntl

Sun 25/1

16:50-10:00

1 stop11h 10m

£583

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 30/1

17:25-10:47

2 stops23h 22m

Houston George Bush Intcntl

Sun 8/2

14:55-07:50

1 stop10h 55m

£585

Flights are sorted by cheapest return flights first.

Deals found on 30/12

Showing 1-10 of 60 results
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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 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 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 return flight from London to George Bush Intcntl. Price data was last updated on 26 December 2025.

Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from London 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 to Houston George Bush Intcntl Airport?

Currently, January is the cheapest month in which you can book a flight from London to Houston George Bush Intcntl Airport (average of £470). Flying from London to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £665). 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 31 December 2025.

When flying from London to Houston George Bush Intcntl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 31 December 2025.

The most flights from LON to IAH are scheduled on a Monday (22 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (17 on average).

How much does it cost for a return flight from London to Houston George Bush Intcntl Airport?

What’s the top stopover airport for flights from London to Houston George Bush Intcntl Airport?

Share of one-stop return flights from London to Houston George Bush Intcntl Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Boston (BOS) – chosen by Cheapflights users on 47% of one-stop itineraries from London to Houston George Bush Intcntl Airport on Cheapflights.

What’s the cheapest stopover airport for flights from London to Houston George Bush Intcntl Airport?

Average return fare for one-stop flights from London to Houston George Bush Intcntl Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Calgary (YYC) is the most affordable one-stop option, with an average return flight price of £376.

What’s the fastest stopover option from London to Houston George Bush Intcntl Airport?

Shortest average travel time for one-stop one-way flights from London to Houston George Bush Intcntl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) have the shortest average one-way travel time for one-stop routes: 12h 47m.

Which airport typically offers the quickest stopover for flights from London to Houston George Bush Intcntl Airport?

Average stopover duration for one-stop one-way flights from London to Houston George Bush Intcntl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Paris (CDG) offer the fastest connection on this route, with an average stopover time of 1h 38m.

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.

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.

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.

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

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

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 31 December 2025.
Check out reviews from past customers who have flown with Austrian Airlines, Finnair, andUnited Airlines from London to Houston George Bush Intcntl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.6

Overall

7.6

Comfort

7.3

Food

6.8

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful

Boarding

7.6

Overall

7.6

Comfort

7.3

Food

6.8

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful

Boarding

7.6

Overall

7.6

Comfort

7.3

Food

6.8

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful

Boarding

7.6

Overall

7.6

Comfort

7.3

Food

6.8

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful

Boarding

7.6

Overall

7.6

Comfort

7.3

Food

6.8

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful

Boarding

7.6

Overall

7.6

Comfort

7.3

Food

6.8

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful

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.
  • How long is the flight from London to Houston George Bush Intcntl Airport?

    For as low as £578, United Airlines can have you in Houston George Bush Intcntl Airport from London in 14h 45m. London 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 to Houston George Bush Intcntl Airport round-trip?

    Cheapflights users have booked flights from London to Houston George Bush Intcntl Airport round-trip from £189. Other airlines that can offer you cheap pricing are Virgin Atlantic, from £419, and JetBlue, from £489. WestJet is currently priced 73% 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?

    £255 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Lufthansa and British Airways, with prices starting from £540 and £579, respectively.

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

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

    The top 3 most reliable airlines when flying from London to Houston George Bush Intcntl Airport are Air Canada (83%), Austrian Airlines (83%) and Brussels Airlines (83%).

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

    The cheapest flight price from London to Houston George Bush Intcntl Airport is £446. On average you can expect to pay £921. The most popular route, (London Heathrow - Houston George Bush Intcntl), can usually be booked for £424.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from London to Houston George Bush Intcntl Airport (average of £470). Flying from London to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £665). 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

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Fly from London to George Bush Intcntl on these airlines

Choose from the following airlines for your flight from London to George Bush Intcntl. Flights are based on user searches made on Cheapflights and were last updated on 31 December 2025.

Top 10 airlines flying from London to George Bush Intcntl

Discover the top 10 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 858,174 searches. Data last updated 31 December 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£380Average£624FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Virgin AtlanticCheapest£419Average£760FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
JetBlueCheapest£489Average£651FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
LufthansaCheapest£497Average£746FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£502Average£633FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IcelandairCheapest£529Average£744FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£534Average£712FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest£550Average£585FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Austrian AirlinesCheapest£593Average£807FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
United AirlinesCheapest£598Average£787FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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

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

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