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Cheap flights from London Heathrow Airport to Houston George Bush Intcntl Airport from £261

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IAH
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Houston George Bush Intcntl are usually found in February or January, booked 87 days in advance, depart on a Wednesday or Tuesday and return on a Monday

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 29 April 2025.

Round-trip from

£536

One-way from

£261

Popular in

August

Cheapest in

February

Average price

£746

Good round-trip deal

£633 or less

Good one-way deal

£711 or less
4/6-18/6
  • 4/6-18/6
  • 4 total stops
  • 59h 35m total
  • London to Houston
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15/5
  • 15/5
  • 2 total stops
  • 43h 50m total
  • London to Houston
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£100 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£21 potential savings vs. average return price).
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Average for round-trip flights in April 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 29 April 2025.

Wed 4/609:30LHR - IAH
2 stops29h 15mMultiple Airlines
Wed 18/618:15IAH - LHR
2 stops30h 20mMultiple Airlines
Deal found 28/4£536
Tue 13/508:25LHR - IAH
1 stop15h 38mIcelandair
Tue 16/915:15IAH - LHR
1 stop33h 15mIcelandair
Deal found 28/4£543
Thu 26/610:00LHR - IAH
Nonstop10h 15mLufthansa
Sat 19/719:58IAH - LHR
2 stops27h 57mLufthansa
Deal found 28/4£555
Wed 24/906:30LHR - IAH
2 stops23h 46mIberia
Thu 2/1012:14IAH - LHR
1 stop16h 36mIberia
Deal found 28/4£604
Sun 25/508:25LHR - IAH
1 stop15h 38mJetBlue
Wed 4/611:49IAH - LHR
1 stop12h 41mJetBlue
Deal found 28/4£626
Thu 8/512:05LHR - IAH
1 stop16h 29mAir Canada
Sun 11/507:20IAH - LHR
2 stops17h 10mAir Canada
Deal found 29/4£647
Thu 4/918:40LHR - IAH
2 stops35h 14mScandinavian Airlines
Wed 24/913:15IAH - LHR
2 stops23h 15mScandinavian Airlines
Deal found 29/4£674
Sat 10/514:50LHR - IAH
Nonstop10h 25mBritish Airways
Sat 17/512:09IAH - LHR
1 stop14h 51mBritish Airways
Deal found 28/4£676

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 29 April 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 4/6

09:30-08:45

2 stops29h 15m

Houston George Bush Intcntl

Wed 18/6

18:15-06:35

2 stops30h 20m

£536

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 13/5

08:25-18:03

1 stop15h 38m

Houston George Bush Intcntl

Tue 16/9

15:15-06:30

1 stop33h 15m

£543

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 26/6

10:00-14:15

Nonstop10h 15m

Houston George Bush Intcntl

Sat 19/7

19:58-05:55

2 stops27h 57m

£555

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 24/9

06:30-00:16

2 stops23h 46m

Houston George Bush Intcntl

Thu 2/10

12:14-10:50

1 stop16h 36m

£604

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 25/5

08:25-18:03

1 stop15h 38m

Houston George Bush Intcntl

Wed 4/6

11:49-06:30

1 stop12h 41m

£626

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 15/5

09:30-19:56

1 stop16h 26m

Houston George Bush Intcntl

Sun 18/5

10:00-10:00

1 stop18h 00m

£650

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 12/6

06:40-23:58

2 stops23h 18m

Houston George Bush Intcntl

Thu 19/6

13:11-17:40

2 stops22h 29m

£667

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 10/5

14:50-19:15

Nonstop10h 25m

Houston George Bush Intcntl

Sat 17/5

12:09-09:00

1 stop14h 51m

£676

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 15/5

15:05-04:55

2 stops43h 50m

£261

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 17/6

14:10-22:42

1 stop14h 32m

£433

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 17 results
1
2

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 25 April 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 87 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 29 April 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 17% on the flight price compared to flying at midday, 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 30 March 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. Sunday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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

Explore weekly flight availability from Heathrow 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 29 April 2025.

The most flights from LHR to IAH are scheduled on a Monday (22 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (22 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 29 April 2025.
Read reviews from past customers who have flown Austrian Airlines, JetBlue and Turkish Airlines from London to Houston. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
780 reviews
Check prices

Entertainment

6.7

Comfort

7.3

Overall

7.6

Crew

8.1

Food

6.7

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
Austrian Airlines
7.6
Good
780 reviews
Austrian Airlines
7.6
Good
780 reviews
Check prices

Entertainment

6.7

Comfort

7.3

Overall

7.6

Crew

8.1

Food

6.7

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
JetBlue
7.3
Good
2,922 reviews
Austrian Airlines
7.6
Good
780 reviews
Check prices

Entertainment

6.7

Comfort

7.3

Overall

7.6

Crew

8.1

Food

6.7

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
Turkish Airlines
7.3
Good
3,788 reviews
Austrian Airlines
7.6
Good
780 reviews
Check prices

Entertainment

6.7

Comfort

7.3

Overall

7.6

Crew

8.1

Food

6.7

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
Scandinavian Airlines
7.3
Good
1,349 reviews
Austrian Airlines
7.6
Good
780 reviews
Check prices

Entertainment

6.7

Comfort

7.3

Overall

7.6

Crew

8.1

Food

6.7

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
WestJet
7.2
Good
2,823 reviews
Austrian Airlines
7.6
Good
780 reviews
Check prices

Entertainment

6.7

Comfort

7.3

Overall

7.6

Crew

8.1

Food

6.7

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.

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.

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

    According to our current data, Icelandair (£543), Lufthansa (£555), and Iberia (£604) offers the cheapest pricing from London Heathrow Airport to Houston George Bush Intcntl Airport. Users have found that Icelandair is 25% 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?

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as £433. However, be on the lookout for offers from JetBlue and Aer Lingus, as they are both options that can get you from London Heathrow Airport to Houston George Bush Intcntl Airport for a low price.

  • 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 (84%), Austrian Airlines (84%) and Brussels Airlines (84%).

  • 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 £926, our data indicates the cheapest price to be £545. The most popular route (London Heathrow - Houston George Bush Intcntl), is priced around £476.

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

    Of the flights from London Heathrow Airport to Houston George Bush Intcntl Airport that have stopovers, most of them stop in Dallas.

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

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

  • 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 London Heathrow Airport?

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

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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 29 April 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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£383Average£468FlexibilityNo cancel feeOn-time60%
Search WestJet flights
JetBlueCheapest£468Average£585FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IcelandairCheapest£472Average£569FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
IberiaCheapest£492Average£796FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest£500Average£625FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest£508Average£794FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£538Average£709FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£602Average£810FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Turkish AirlinesCheapest£613Average£701FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Brussels AirlinesCheapest£615Average£819FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights

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

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

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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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