Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London to Houston George Bush Intcntl Airport from £268

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — IAH
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from London to Houston George Bush Intcntl are usually found in September or February, booked 78 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 25 March 2025.

Round-trip from

£534

One-way from

£268

Popular in

August

Cheapest in

September

Average price

£647

Good round-trip deal

£661 or less

Good one-way deal

£475 or less
19/4-2/5
  • 19/4-2/5
  • 4 total stops
  • 55h 01m total
  • London to Houston
18/5
  • 18/5
  • 2 total stops
  • 32h 46m total
  • London to Houston
Highest demand for flights based on searches. 11% potential increase in price (£73 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).
Average for round-trip flights in March 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.

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 25 March 2025.

Sat 19/414:00LGW - IAH
2 stops23h 56mMultiple Airlines
Fri 2/520:55IAH - LGW
2 stops31h 05mMultiple Airlines
Deal found 24/3£534
Wed 14/509:30LHR - IAH
3 stops28h 18mMultiple Airlines
Wed 21/506:00IAH - LHR
3 stops23h 50mMultiple Airlines
Deal found 24/3£535
Wed 14/508:25LHR - IAH
1 stop15h 35mIcelandair
Wed 21/513:25IAH - LHR
1 stop25h 20mIcelandair
Deal found 24/3£536
Sat 21/613:00LHR - IAH
2 stops25h 44mLufthansa
Sat 5/716:20IAH - LHR
Nonstop9h 20mLufthansa
Deal found 24/3£539
Thu 1/511:40STN - IAH
2 stops30h 05mMultiple Airlines
Sun 18/517:53IAH - STN
3 stops34h 47mMultiple Airlines
Deal found 25/3£545
Tue 10/612:10LGW - IAH
1 stop35h 50mIcelandair
Wed 2/711:40IAH - LGW
1 stop15h 55mIcelandair
Deal found 24/3£571
Wed 24/906:30LHR - IAH
2 stops20h 50mFinnair
Thu 2/1021:00IAH - LHR
Nonstop9h 20mFinnair
Deal found 24/3£587
Wed 14/508:25LHR - IAH
1 stop15h 38mJetBlue
Wed 28/511:49IAH - LHR
1 stop12h 41mJetBlue
Deal found 24/3£635
Tue 10/612:10LGW - IAH
1 stop30h 10mJetBlue
Tue 17/615:30IAH - LGW
1 stop12h 05mJetBlue
Deal found 23/3£643
Thu 8/517:15LGW - IAH
1 stop25h 25mTurkish Airlines
Tue 13/521:00IAH - LGW
1 stop30h 55mTurkish Airlines
Deal found 24/3£650
Thu 1/509:25LHR - IAH
Nonstop10h 15mIberia
Sun 18/512:09IAH - LHR
1 stop14h 51mIberia
Deal found 24/3£667
Thu 1/518:30LHR - IAH
1 stop24h 10mTurkish Airlines
Wed 21/514:25IAH - LHR
1 stop19h 35mTurkish Airlines
Deal found 24/3£684

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 25 March 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

Sat 19/4

14:00-07:56

2 stops23h 56m

Houston George Bush Intcntl

Fri 2/5

20:55-10:00

2 stops31h 05m

£534

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 14/5

09:30-07:48

3 stops28h 18m

Houston George Bush Intcntl

Wed 21/5

06:00-11:50

3 stops23h 50m

£535

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 14/5

08:25-18:00

1 stop15h 35m

Houston George Bush Intcntl

Wed 21/5

13:25-20:45

1 stop25h 20m

£536

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 21/6

13:00-08:44

2 stops25h 44m

Houston George Bush Intcntl

Sat 5/7

16:20-07:40

Nonstop9h 20m

£539

LondonHouston

STN - IAH

STNIAH

London Stansted

Thu 1/5

11:40-11:45

2 stops30h 05m

Houston George Bush Intcntl

Sun 18/5

17:53-10:40

3 stops34h 47m

£545

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 10/6

12:10-18:00

1 stop35h 50m

Houston George Bush Intcntl

Wed 2/7

11:40-09:35

1 stop15h 55m

£571

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 23/4

14:50-19:15

Nonstop10h 25m

Houston George Bush Intcntl

Wed 30/4

16:10-10:35

1 stop12h 25m

£589

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 14/5

08:25-18:03

1 stop15h 38m

Houston George Bush Intcntl

Wed 28/5

11:49-06:30

1 stop12h 41m

£635

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 10/6

12:10-12:20

1 stop30h 10m

Houston George Bush Intcntl

Tue 17/6

15:30-09:35

1 stop12h 05m

£643

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 8/5

17:15-12:40

1 stop25h 25m

Houston George Bush Intcntl

Tue 13/5

21:00-09:55

1 stop30h 55m

£650

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 57 results
1
2
3
...
6

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 21 March 2025.

Booking 78 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 25 March 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 25 March 2025.

The most flights from LON to IAH are scheduled on a Saturday (25 on average). You will have fewer flight options on Wednesday, 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 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 25 March 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.

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

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
8.0
Very Good

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

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

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

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

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

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

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

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

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

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 Finnair, from £589. Icelandair is currently priced 27% 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?

    £402 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on TAP AIR PORTUGAL and JetBlue, with prices starting from £446 and £562, 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 (85%), Austrian Airlines (85%) and Brussels Airlines (85%).

  • 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 £445. On average you can expect to pay £1,670. The most popular route, (London Heathrow - Houston George Bush Intcntl), can usually be booked for £501.

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

  • 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, Kaseya Center, and Bayside Marketplace. Those on a stopover in Miami interested in visiting Bayfront Park, Kaseya Center, or Bayside Marketplace can do so by traveling 6.4 mi, 6.2 mi, and 6.4 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?

  • 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.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Livingston
The Woodlands
Conroe

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.

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 25 March 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£397Average£494FlexibilityNo cancel feeOn-time60%
Search WestJet flights
IcelandairCheapest£471Average£555FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£485Average£609FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IberiaCheapest£509Average£826FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest£518Average£645FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Turkish AirlinesCheapest£523Average£727FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapest£525Average£823FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£557Average£732FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£598Average£867FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Brussels AirlinesCheapest£634Average£819FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find London to George Bush Intcntl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from London to George Bush Intcntl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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.