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Cheap flights from Houston George Bush Intcntl Airport to London Heathrow Airport from £222

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 30/1. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — LHR
22 Jan — 29 Jan1
1 adult

The best prices from Houston George Bush Intcntl to London Heathrow are usually found in October or September, booked 69 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from George Bush Intcntl to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Heathrow (LHR). 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 17 January 2025.

Round-trip from

£516

One-way from

£222

Popular in

June

Cheapest in

October

Average price

£632
Iberia
  • Iberia
  • 17/4-25/4
  • 1 total stop
  • 22h 38m total
  • Houston to London
Search Deals
30/1
  • 30/1
  • 3 total stops
  • 35h 08m total
  • Houston to London
Search Deals
High demand for flights, 24% potential price rise
Search Deals
Best time to find cheap flights, 4% potential price drop
Search Deals
Average for round-trip flights in January 2025
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Find flight deals from George Bush Intcntl to Heathrow

Cheapest flights from George Bush Intcntl to Heathrow
Explore the most affordable flight options available from George Bush Intcntl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Thu 17/410:03IAH - LHR
1 stop14h 22mIberia
Thu 24/409:25LHR - IAH
Nonstop10h 15mIberia
Deal found 16/1£516
Mon 3/221:45IAH - LHR
Nonstop9h 00mBritish Airways
Mon 10/219:40LHR - IAH
2 stops32h 21mBritish Airways
Deal found 16/1£517
Sun 30/318:41IAH - LHR
1 stop12h 34mDelta
Tue 8/406:30LHR - IAH
1 stop12h 55mDelta
Deal found 16/1£518
Sun 26/115:55IAH - LHR
Nonstop9h 00mMultiple Airlines
Tue 11/210:40LHR - IAH
1 stop13h 21mMultiple Airlines
Deal found 16/1£520
Sun 26/115:55IAH - LHR
Nonstop9h 00mFinnair
Tue 11/209:25LHR - IAH
1 stop14h 36mFinnair
Deal found 16/1£520
Sun 26/115:58IAH - LHR
2 stops13h 12mVirgin Atlantic
Tue 11/211:45LHR - IAH
2 stops18h 14mVirgin Atlantic
Deal found 16/1£523
Fri 31/112:18IAH - LHR
1 stop13h 37mAir France
Sun 2/206:20LHR - IAH
1 stop13h 35mAir France
Deal found 16/1£530
Sun 23/219:50IAH - LHR
Nonstop9h 00mUnited Airlines
Wed 5/309:30LHR - IAH
1 stop14h 50mUnited Airlines
Deal found 16/1£531
Wed 5/307:20IAH - LHR
1 stop22h 30mAir Canada
Sun 9/306:50LHR - IAH
2 stops20h 28mAir Canada
Deal found 16/1£546
Sun 2/315:58IAH - LHR
1 stop12h 37mKLM
Sun 30/306:30LHR - IAH
1 stop12h 55mKLM
Deal found 15/1£551
Wed 5/207:05IAH - LHR
2 stops26h 55mScandinavian Airlines
Sun 9/219:30LHR - IAH
2 stops31h 44mScandinavian Airlines
Deal found 16/1£561
Mon 20/118:15IAH - LHR
1 stop36h 35mWestJet
Tue 28/114:50LHR - IAH
1 stop27h 55mWestJet
Deal found 16/1£567

Find flights from George Bush Intcntl to Heathrow within your budget

Customise your flight search to find flights from George Bush Intcntl to Heathrow 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 17 January 2025.

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Any airport

Fly to

Any airport

Route

Depart

Return

Price

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Thu 17/4

12:02-06:25

1 stop12h 23m

London Heathrow

Fri 25/4

09:25-13:40

Nonstop10h 15m

£516

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 3/2

21:45-12:45

Nonstop9h 00m

London Heathrow

Mon 10/2

19:40-22:01

2 stops32h 21m

£517

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 30/3

18:41-13:15

1 stop12h 34m

London Heathrow

Tue 8/4

06:30-13:25

1 stop12h 55m

£518

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 26/1

15:55-06:55

Nonstop9h 00m

London Heathrow

Tue 11/2

10:40-18:01

1 stop13h 21m

£520

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 26/1

15:55-06:55

Nonstop9h 00m

London Heathrow

Tue 11/2

09:25-18:01

1 stop14h 36m

£520

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 26/1

15:58-11:10

2 stops13h 12m

London Heathrow

Tue 11/2

11:45-23:59

2 stops18h 14m

£523

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Fri 31/1

12:18-07:55

1 stop13h 37m

London Heathrow

Sun 2/2

06:20-13:55

1 stop13h 35m

£530

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 23/2

19:50-10:50

Nonstop9h 00m

London Heathrow

Wed 5/3

09:30-18:20

1 stop14h 50m

£531

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 5/3

07:20-11:50

1 stop22h 30m

London Heathrow

Sun 9/3

06:50-21:18

2 stops20h 28m

£546

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 2/3

15:58-10:35

1 stop12h 37m

London Heathrow

Sun 30/3

06:30-13:25

1 stop12h 55m

£551

Flights are sorted by cheapest return flights first.

Deals found on 15/1

Showing 1-10 of 28 results
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Best time to book a flight from George Bush Intcntl to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from George Bush Intcntl 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 George Bush Intcntl to Heathrow

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

How far ahead should I book a flight from Houston George Bush Intcntl Airport to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from George Bush Intcntl to Heathrow. Price data was last updated on 10 January 2025.

The best time to book flights from Houston George Bush Intcntl Airport to London Heathrow Airport is 69 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to London Heathrow Airport (average of £112). Flying from Houston George Bush Intcntl Airport to London Heathrow Airport in August is currently the most expensive (average of £161). 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 IAH to LHR?

Find hourly flight availability from George Bush Intcntl to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 January 2025.

It’s typically best to fly out from Houston George Bush Intcntl Airport to London Heathrow Airport in the morning. Doing so could potentially save you 16% on the flight price compared to flying at midday, which is usually more expensive.

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

Explore weekly flight availability from George Bush Intcntl to Heathrow. 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 17 January 2025.

The most flights from IAH to LHR are scheduled on a Wednesday (17 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 17 January 2025.
Read through reviews of airlines operating flights from Houston to London, such as British Airways, Iberia and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,512 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
8,512 reviews
Delta
8.0
Very Good
8,512 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,339 reviews
Delta
8.0
Very Good
8,512 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,285 reviews
Delta
8.0
Very Good
8,512 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
664 reviews
Delta
8.0
Very Good
8,512 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,487 reviews
Delta
8.0
Very Good
8,512 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Heathrow. 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 Houston George Bush Intcntl Airport to London Heathrow Airport round-trip?

    Our cheapest airline available from Houston George Bush Intcntl Airport to London Heathrow Airport is Iberia. Our recent data shows that you can find tickets from as low as £516 on this airline. Additional options worth looking into are British Airways and Delta, starting at £517 and £518 round-trip. These flights start at 27% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to London Heathrow Airport one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at £254. JetBlue flights start at £265 while deals on Turkish Airlines start at £304 one-way.

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

    Consider American Airlines (49%), Aer Lingus (49%) or Finnair (49%) when booking your flight. These represent the most reliable airlines when flying from Houston George Bush Intcntl Airport to London Heathrow Airport.

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

    While on average a flight from Houston George Bush Intcntl Airport to London Heathrow Airport is generally £1,019, our data shows the cheapest flight currently is £300. When looking at the most popular route, (Houston George Bush Intcntl - London Heathrow), you can expect to pay £484 for that flight.

  • Can I find deals for flights from George Bush Intcntl to Heathrow that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Heathrow.

  • Can I find deals for business class flights from George Bush Intcntl to Heathrow?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Heathrow 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 Houston George Bush Intcntl Airport to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to London Heathrow Airport (average of £112). Flying from Houston George Bush Intcntl Airport to London Heathrow Airport in August is currently the most expensive (average of £161). 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
Deal
Hounslow
Gatwick
Milton Keynes
Croydon
Luton
Slough
Ilford
Hayes
Eastbourne
Northampton
Swindon
Maidstone
Winchester
Southend-on-Sea
Wembley
Ipswich
Watford
Crawley
Southall

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Alternative routes for George Bush Intcntl to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Heathrow flights
Hobby to Gatwick flights
George Bush Intcntl to Gatwick flights
George Bush Intcntl to Stansted flights
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Top 4 airlines flying from George Bush Intcntl to Heathrow

Discover the top 4 airlines that operate flights from George Bush Intcntl to Heathrow. 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 17 January 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£462Average£693FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£488Average£744FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£493Average£885FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IberiaCheapest£500Average£588FlexibilityNo cancel feeOn-time77%
Search Iberia flights

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

Certainly. Search results for flights to Heathrow from George Bush Intcntl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

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

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