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Cheap flights from London Heathrow Airport to Houston from £283

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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HOU
27 Feb — 6 Mar1
1 adult

The best prices from London Heathrow to Houston are usually found in January or September, booked 20 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Heathrow to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Houston (HO1). 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 22 February 2025.

Round-trip from

£534

One-way from

£283

Popular in

August

Cheapest in

January

Average price

£707
8/3-11/3
  • 8/3-11/3
  • 5 total stops
  • 54h 06m total
  • London to Houston
1/4
  • 1/4
  • 2 total stops
  • 52h 00m total
  • London to Houston
Highest demand for flights based on searches. 13% potential increase in price (£97 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£21 potential savings vs. average return price).
Average for round-trip flights in February 2025

Find flight deals from Heathrow to Houston

Cheapest flights from Heathrow to Houston
Explore the most affordable flight options available from Heathrow to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 February 2025.

Wed 12/311:45LHR - IAH
1 stop15h 40mFinnair
Tue 1/413:10IAH - LHR
1 stop12h 10mFinnair
Deal found 22/2£535
Sat 8/313:45LHR - IAH
1 stop29h 47mLufthansa
Tue 11/321:05IAH - LHR
Nonstop9h 00mLufthansa
Deal found 21/2£538
Sat 1/311:10LHR - IAH
3 stops33h 47mMultiple Airlines
Sat 15/318:10IAH - LHR
2 stops31h 20mMultiple Airlines
Deal found 22/2£541
Mon 24/311:45LHR - IAH
1 stop15h 40mIberia
Thu 27/312:11IAH - LHR
1 stop13h 09mIberia
Deal found 21/2£569
Fri 31/1009:30LHR - IAH
Nonstop10h 40mBritish Airways
Fri 14/1116:51IAH - LHR
1 stop13h 29mBritish Airways
Deal found 22/2£582
Sat 26/408:15LHR - IAH
1 stop14h 46mJetBlue
Wed 30/415:20IAH - LHR
1 stop12h 10mJetBlue
Deal found 21/2£613
Mon 10/314:50LHR - IAH
1 stop29h 16mWestJet
Mon 24/318:15IAH - LHR
1 stop37h 35mWestJet
Deal found 20/2£617
Tue 18/322:35LHR - IAH
1 stop26h 50mTurkish Airlines
Tue 25/322:20IAH - LHR
1 stop17h 45mTurkish Airlines
Deal found 21/2£672
Thu 6/306:40LHR - IAH
2 stops22h 57mScandinavian Airlines
Wed 7/516:00IAH - LHR
2 stops20h 30mScandinavian Airlines
Deal found 20/2£685
Wed 26/306:30LHR - IAH
2 stops19h 44mUnited Airlines
Thu 1/509:30IAH - LHR
1 stop14h 50mUnited Airlines
Deal found 21/2£713
Sat 1/310:50LHR - HOU
1 stop16h 35mVirgin Atlantic
Tue 4/318:37HOU - LHR
1 stop11h 03mVirgin Atlantic
Deal found 21/2£736
Fri 25/416:25LHR - HOU
1 stop13h 31mMultiple Airlines
Tue 29/418:31HOU - LHR
1 stop11h 59mMultiple Airlines
Deal found 21/2£741

Find flights from Heathrow to Houston within your budget

Customise your flight search to find flights from Heathrow to Houston 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 22 February 2025.

Fly from

Heathrow

Fly to

Houston

Route

Depart

Return

Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 12/3

11:45-22:25

1 stop15h 40m

Houston George Bush Intcntl

Tue 1/4

13:10-07:20

1 stop12h 10m

£535

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 8/3

13:45-13:32

1 stop29h 47m

Houston George Bush Intcntl

Tue 11/3

21:05-11:05

Nonstop9h 00m

£538

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 13/3

19:25-20:26

2 stops30h 01m

Houston George Bush Intcntl

Thu 20/3

06:00-16:20

3 stops29h 20m

£541

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 24/3

11:45-22:25

1 stop15h 40m

Houston George Bush Intcntl

Thu 27/3

16:55-06:55

Nonstop9h 00m

£566

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 26/3

09:50-00:18

1 stop19h 28m

Houston George Bush Intcntl

Thu 1/5

15:25-06:40

Nonstop9h 15m

£607

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 26/4

08:15-17:01

1 stop14h 46m

Houston George Bush Intcntl

Wed 30/4

15:20-09:30

1 stop12h 10m

£613

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 10/3

14:50-15:06

1 stop29h 16m

Houston George Bush Intcntl

Mon 24/3

18:15-12:50

1 stop37h 35m

£617

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 18/3

22:35-20:25

1 stop26h 50m

Houston George Bush Intcntl

Tue 25/3

22:20-21:05

1 stop17h 45m

£672

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 6/3

06:40-23:37

2 stops22h 57m

Houston George Bush Intcntl

Wed 7/5

16:00-18:30

2 stops20h 30m

£685

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 26/3

06:30-21:14

2 stops19h 44m

Houston George Bush Intcntl

Thu 1/5

09:30-06:20

1 stop14h 50m

£713

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 46 results
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Best time to book a flight from Heathrow to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston 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.

Travel insights for flights from Heathrow to Houston

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

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Houston. Price data was last updated on 14 February 2025.

The price you pay for your flight from London Heathrow Airport to Houston may vary depending on when you book. For the best chance of a lower fare, look to book 20 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?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Houston (average of £765). Flying from London Heathrow Airport to Houston in July is currently the most expensive (average of £1,114). 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 HOU?

Find hourly flight availability from Heathrow to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 February 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 13% on flights from London Heathrow Airport to Houston by exploring options for tickets in the afternoon.

What is the cheapest day to fly from London Heathrow Airport to Houston?

Use this chart to determine the cheapest time to fly return from Heathrow to Houston. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Heathrow Airport to Houston flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Houston by month

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

In terms of precipitation, rainfall in Houston 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 when rainfall is around 81.0 mm.

Temperature in Houston by month

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

If weather is an important factor for your trip to Houston, 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 Houston

Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated 22 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. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.9

Food

7.3

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

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.9

Food

7.3

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

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.9

Food

7.3

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

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.9

Food

7.3

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

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.9

Food

7.3

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

Boarding

8.2

Crew

8.5

Comfort

8.0

Entertainment

7.9

Food

7.3

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 Heathrow to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports serve Heathrow to Houston flights?

    Houston George Bush Intercontinental Airport (IAH) is the termination point for flights to Houston from London Heathrow Airport (LHR). Houston George Bush is the primary gateway to the city of Houston, about 23 miles away. It is the second busiest airport in the state of Texas and uses five commercial terminals, at least two of which service international air traffic. Heathrow is one of the world’s top five busiest airports and the primary gateway to the city of London and the rest of the UK. It is located about 14 miles outside Central London, employs four terminals and is the main hub for British Airways and Virgin Atlantic.

  • Which airlines fly directly from Heathrow to Houston?

    If you’re seeking direct flights to Houston, there are at least two airlines (British Airways and Finnair) providing non-stop service on this route. Both airlines require similar flight times, with an average duration of about 10h 25min. Finnair and British Airways also offer daily departures, primarily mid-morning, from London Heathrow. Various additional routes between the two cities, involving one or more stopovers, are operated by a number of airlines. Examples include KLM flights via Amsterdam and Atlanta or SWISS flights via Zurich and Washington, DC.

  • What are the stopover options between Heathrow and Houston?

    If you’re flying to Houston from Heathrow with Virgin Atlantic, you should expect stopovers at Amsterdam Schiphol Airport (AMS), Paris Charles de Gaulle Airport (CDG) or Atlanta’s Hartsfield-Jackson Airport (ATL) en route. Stopovers at Amsterdam last just over 1h, while those at Paris range from 1h to 1h 25min. Virgin Atlantic’s US connection via Atlanta Hartsfield involves layovers of between 2h and 3h 40min. Passengers on board Lufthansa flights should anticipate stopovers at Frankfurt am Main Airport (FRA) to last between 1h to around 2h 45min. The airline also offers a connection via Orlando Airport (ORL), with layovers lasting approximately 2h on average. Be advised that most connecting flights require plane transfers, while some involve overnight stays. In some cases, one-stop flights are cheaper than flying direct, whilst direct flights are often marginally cheaper than those requiring multiple connections.

  • Do I need a passport or visa to fly from Heathrow to Houston?

    UK citizens benefit from being part of the US visa waiver program, but you will need an electronic permit (ESTA) along with a valid UK passport to enter the country. ESTAs can be obtained online from the US Government’s official ESTA website. The processing time can be as little as one hour, with processing fees of approximately $14 (around £10) per person. Travellers holding dual citizenship on flights to Houston from Heathrow must use their US passports when entering the country.

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

    Flying on Finnair is currently your cheapest option to Houston, with prices starting at £535. Additional return tickets that might be worth considering are offered by Lufthansa and JetBlue, with the lowest prices starting at £537 and £545, respectively. Finnair is priced at 31% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at £345. JetBlue flights start at £563 while deals on Aer Lingus start at £572 one-way.

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

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

  • Can I find deals for flights from Heathrow to Houston that include hotel bookings?

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

  • How can I find direct flights from Heathrow to Houston?

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

  • Can I find deals for business class flights from Heathrow to Houston?

    Yes. Cheapflights offers flight deals from Heathrow to Houston 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?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Houston (average of £765). Flying from London Heathrow Airport to Houston in July is currently the most expensive (average of £1,114). 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

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Top 10 airlines flying from Heathrow to Houston

Discover the top 10 airlines that operate flights from Heathrow to Houston. 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 22 February 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£374Average£569FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
WestJetCheapest£418Average£712FlexibilityNo cancel feeOn-time60%
Search WestJet flights
JetBlueCheapest£483Average£619FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest£490Average£883FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Scandinavian AirlinesCheapest£510Average£678FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IberiaCheapest£520Average£843FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest£529Average£646FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Turkish AirlinesCheapest£535Average£731FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapest£537Average£828FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£570Average£1,025FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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How does Cheapflights help users find flights from Heathrow to Houston?

When you search for this flight from Heathrow to Houston, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Houston?

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Houston 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 Heathrow to Houston with no change fees?

Certainly. Search results for flights to Houston from Heathrow 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 Heathrow to Houston become cheaper?

Yes, Cheapflights offers price alerts on Heathrow to Houston flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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