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Cheap flights from London to Houston George Bush Intcntl Airport from £276

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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — IAH
26 Feb — 5 Mar1
1 adult

The best prices from London to Houston George Bush Intcntl are usually found in February or March, booked 50 days in advance, depart on a Wednesday or Tuesday and return on a Monday

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 21 February 2025.

Round-trip from

£536

One-way from

£276

Popular in

August

Cheapest in

February

Average price

£631

Good round-trip deal

£622 or less

Good one-way deal

£655 or less
8/3-11/3
  • 8/3-11/3
  • 5 total stops
  • 64h 26m total
  • London to Houston
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10/3
  • 10/3
  • 2 total stops
  • 43h 22m total
  • London to Houston
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£79 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£17 potential savings vs. average return price).
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Average for round-trip flights in February 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 21 February 2025.

Fri 25/413:40LHR - IAH
1 stop14h 37mFinnair
Tue 29/416:57IAH - LHR
1 stop13h 18mFinnair
Deal found 21/2£536
Mon 28/410:00LGW - IAH
2 stops31h 45mMultiple Airlines
Thu 1/511:08IAH - LGW
2 stops21h 32mMultiple Airlines
Deal found 20/2£537
Thu 20/310:50LHR - IAH
1 stop14h 26mMultiple Airlines
Thu 27/311:25IAH - LHR
1 stop14h 00mMultiple Airlines
Deal found 20/2£537
Sat 8/313:45LHR - IAH
1 stop26h 02mLufthansa
Tue 11/318:40IAH - LHR
1 stop11h 35mLufthansa
Deal found 21/2£539
Tue 1/413:05LCY - IAH
3 stops24h 55mMultiple Airlines
Mon 7/411:25IAH - LCY
2 stops24h 05mMultiple Airlines
Deal found 20/2£547
Thu 20/307:30STN - IAH
3 stops39h 34mMultiple Airlines
Thu 27/308:45IAH - STN
2 stops26h 05mMultiple Airlines
Deal found 20/2£558
Mon 24/312:20LHR - IAH
1 stop31h 44mJetBlue
Tue 1/416:08IAH - LHR
1 stop22h 37mJetBlue
Deal found 20/2£563
Tue 11/315:10LHR - IAH
Nonstop10h 50mIberia
Wed 9/411:56IAH - LHR
1 stop15h 29mIberia
Deal found 20/2£565
Thu 4/912:15LHR - IAH
1 stop15h 05mBritish Airways
Wed 24/911:00IAH - LHR
1 stop14h 25mBritish Airways
Deal found 20/2£578
Wed 5/314:50LHR - IAH
1 stop27h 56mWestJet
Thu 13/313:35IAH - LHR
1 stop18h 15mWestJet
Deal found 20/2£619
Thu 12/612:10LGW - IAH
1 stop28h 28mJetBlue
Tue 17/615:30IAH - LGW
1 stop12h 05mJetBlue
Deal found 19/2£654
Wed 5/306:00LGW - IAH
1 stop19h 25mTurkish Airlines
Sat 15/322:20IAH - LGW
1 stop30h 05mTurkish Airlines
Deal found 20/2£661

Find flights from London to George Bush Intcntl within your budget

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 21 February 2025.

Fly from

London

Fly to

George Bush Intcntl

Route

Depart

Return

Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 25/4

13:40-22:17

1 stop14h 37m

Houston George Bush Intcntl

Tue 29/4

16:57-12:15

1 stop13h 18m

£536

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 28/4

10:00-11:45

2 stops31h 45m

Houston George Bush Intcntl

Thu 1/5

11:08-14:40

2 stops21h 32m

£537

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 20/3

10:50-20:16

1 stop14h 26m

Houston George Bush Intcntl

Thu 27/3

11:25-06:25

1 stop14h 00m

£537

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 8/3

13:45-09:47

1 stop26h 02m

Houston George Bush Intcntl

Tue 11/3

18:40-11:15

1 stop11h 35m

£539

LondonHouston

LCY - IAH

LCYIAH

London City

Tue 1/4

13:05-08:00

3 stops24h 55m

Houston George Bush Intcntl

Mon 7/4

11:25-17:30

2 stops24h 05m

£547

LondonHouston

STN - IAH

STNIAH

London Stansted

Thu 20/3

07:30-18:04

3 stops39h 34m

Houston George Bush Intcntl

Thu 27/3

08:45-15:50

2 stops26h 05m

£558

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 24/3

12:20-15:04

1 stop31h 44m

Houston George Bush Intcntl

Tue 1/4

16:08-20:45

1 stop22h 37m

£563

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 11/3

15:10-21:00

Nonstop10h 50m

Houston George Bush Intcntl

Wed 9/4

11:56-09:25

1 stop15h 29m

£565

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 5/3

14:50-12:46

1 stop27h 56m

Houston George Bush Intcntl

Thu 13/3

13:35-12:50

1 stop18h 15m

£619

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 20/3

11:45-00:18

1 stop17h 33m

Houston George Bush Intcntl

Thu 27/3

16:55-06:55

Nonstop9h 00m

£637

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 56 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.

Travel insights for flights from London to George Bush Intcntl

Get recent, data-driven insights about flights from London to George Bush Intcntl including ideal travel times, pricing trends, and more.

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 14 February 2025.

Booking 50 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, February is the cheapest month in which you can book a flight from London to Houston George Bush Intcntl Airport (average of £680). Flying from London 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 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 21 February 2025.

A simple way to save on the total cost of your ticket is to fly from London to Houston George Bush Intcntl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight at midday.

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

Use this chart to determine the cheapest time to fly return from London to George Bush Intcntl. Price data was last updated on 15 September 2024.

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

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 21 February 2025.

The most flights from LON to IAH are scheduled on a Monday (22 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (14 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 81.0 - 150.0 inches per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 81.0 mm.

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 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

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 21 February 2025.
To help decide which airline to fly from London to Houston, see what other customers have to say about Delta, KLM and Finnair. 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
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

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
8,219 reviews
Delta
8.0
Very Good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

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
1,333 reviews
Delta
8.0
Very Good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

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
1,273 reviews
Delta
8.0
Very Good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

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
773 reviews
Delta
8.0
Very Good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

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

SWISS
7.5
Good
1,568 reviews
Delta
8.0
Very Good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

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?

    Cheapflights users have booked flights from London to Houston George Bush Intcntl Airport round-trip from £536. Other airlines that can offer you cheap pricing are Lufthansa, from £539, and JetBlue, from £563. Finnair is currently priced 28% 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?

    £328 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Aer Lingus and TAP AIR PORTUGAL, with prices starting from £601 and £643, respectively.

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

    The most popular route from London to Houston George Bush Intcntl Airport is London Heathrow - Houston George Bush Intcntl. You may also consider London Gatwick - Houston George Bush Intcntl or London City - Houston George Bush Intcntl.

  • 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 (71%), Austrian Airlines (71%) and Brussels Airlines (71%).

  • 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 £548. On average you can expect to pay £1,196. The most popular route, (London Heathrow - Houston George Bush Intcntl), can usually be booked for £485.

  • Where are the most common stopover locations when flying from London to Houston George Bush Intcntl Airport?

    Flights departing from London and landing in Houston George Bush Intcntl Airport stopover in Miami most frequently.

  • What are some popular things to do or see while on a stopover in Miami?

    The majority of Miami visitors spend their time at Bayfront Park, Bayside Marketplace, and Kaseya Center. Those on a stopover in Miami interested in visiting Bayfront Park, Bayside Marketplace, or Kaseya Center can do so by traveling 6.4 mi, 6.4 mi, and 6.2 mi, respectively from Miami. Travellers can book a car hire at Miami for about £27 per day to make their sightseeing more efficient.

  • Where are the least popular stopover locations for London to Houston George Bush Intcntl Airport flights?

    London to Houston George Bush Intcntl Airport flights have a stopover in Dallas least often.

  • 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, February is the cheapest month in which you can book a flight from London to Houston George Bush Intcntl Airport (average of £680). Flying from London 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.

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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 21 February 2025.
British Airways flights from London to Houston George Bush Intcntl
Finnair flights from London to Houston George Bush Intcntl
Lufthansa flights from London to Houston George Bush Intcntl

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 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£420Average£710FlexibilityNo cancel feeOn-time60%
Search WestJet flights
IcelandairCheapest£482Average£548FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£497Average£632FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IberiaCheapest£521Average£834FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest£530Average£623FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Turkish AirlinesCheapest£536Average£701FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapest£539Average£829FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£571Average£753FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£608Average£861FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Brussels AirlinesCheapest£649Average£834FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights

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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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