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Cheap flights from Houston George Bush Intcntl Airport to London Heathrow Airport from £170

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 22/1. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — LHR
13 Nov — 20 Nov1
1 adult

The best prices from Houston George Bush Intcntl to London Heathrow are usually found in November or October, booked 33 days in advance, depart on a Tuesday or Sunday 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 8 November 2024.

Round-trip from

£445

One-way from

£170

Popular in

June

Cheapest in

November
WestJet
  • WestJet
  • 28/1-5/2
  • 2 total stops
  • 42h 46m total
  • Houston to London
WestJet
  • WestJet
  • 22/1
  • 1 total stop
  • 14h 50m total
  • Houston to London
High demand for flights, 33% potential price rise
Best time to find cheap flights, 24% potential price drop

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 8 November 2024.

Mon 25/1109:30IAH - LHR
1 stop15h 40mAir Canada
Tue 10/1211:10LHR - IAH
1 stop16h 04mAir Canada
Deal found 7/11£471
Sun 29/1221:45IAH - LHR
Nonstop9h 00mIberia
Tue 6/514:50LHR - IAH
Nonstop10h 25mIberia
Deal found 7/11£476
Mon 25/1106:00IAH - LHR
1 stop18h 20mDelta
Tue 10/1206:20LHR - IAH
1 stop13h 35mDelta
Deal found 7/11£481
Wed 27/1119:50IAH - LHR
Nonstop9h 00mUnited Airlines
Wed 4/1209:30LHR - IAH
1 stop14h 50mUnited Airlines
Deal found 7/11£482
Thu 28/1120:22IAH - LHR
2 stops30h 08mMultiple Airlines
Wed 4/1215:00LHR - IAH
2 stops27h 28mMultiple Airlines
Deal found 6/11£483
Mon 25/1113:20IAH - LHR
1 stop11h 15mBritish Airways
Tue 10/1209:30LHR - IAH
Nonstop10h 40mBritish Airways
Deal found 7/11£484
Tue 26/1110:36IAH - LHR
1 stop14h 29mAir France
Tue 24/1206:20LHR - IAH
1 stop13h 35mAir France
Deal found 7/11£491
Tue 10/1209:38IAH - LHR
1 stop20h 02mVirgin Atlantic
Thu 19/1208:50LHR - IAH
2 stops18h 15mVirgin Atlantic
Deal found 7/11£508
Wed 4/1215:55IAH - LHR
Nonstop9h 00mFinnair
Mon 9/1209:30LHR - IAH
Nonstop10h 40mFinnair
Deal found 6/11£528
Wed 13/1115:10IAH - LHR
2 stops21h 20mScandinavian Airlines
Wed 20/1106:40LHR - IAH
2 stops20h 24mScandinavian Airlines
Deal found 7/11£535
Wed 11/1215:55IAH - LHR
Nonstop9h 00mAmerican Airlines
Sun 15/1215:10LHR - IAH
Nonstop10h 50mAmerican Airlines
Deal found 6/11£554
Tue 12/1112:00IAH - LHR
1 stop15h 30mJetBlue
Tue 19/1108:25LHR - IAH
1 stop14h 57mJetBlue
Deal found 6/11£564

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 877,695 searches. Data last updated 8 November 2024.

Fly from

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Route

Depart

Return

Price

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 22/1

06:10-16:00

2 stops27h 50m

£294

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 29/12

15:55-06:55

Nonstop9h 00m

£296

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 17/11

09:33-10:50

2 stops19h 17m

£302

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 26/3

14:36-12:05

1 stop16h 29m

£305

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 12/3

17:00-10:35

1 stop12h 35m

£307

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Tue 7/1

15:55-06:55

Nonstop9h 00m

£308

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 24/11

09:30-07:10

1 stop15h 40m

£311

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 26/3

06:30-07:10

3 stops19h 40m

£314

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Tue 12/11

12:00-09:30

1 stop15h 30m

£319

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 25/12

07:20-06:20

1 stop17h 00m

£356

Flights are sorted by cheapest first

Deals found on 7/11

Showing 1-10 of 32 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 1 November 2024.

The best time to book flights from Houston George Bush Intcntl Airport to London Heathrow Airport is 33 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 July is currently the most expensive (average of £160). 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 8 November 2024.

It’s typically best to fly out from Houston George Bush Intcntl Airport to London Heathrow Airport in the afternoon. Doing so could potentially save you 5% 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 8 November 2024.

The most flights from IAH to LHR are scheduled on a Thursday (22 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 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 8 November 2024.
Read through reviews of airlines operating flights from Houston to London, such as Finnair, Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.