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Cheap flights from London Heathrow Airport to Houston from £355

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HOU
27 Jan — 3 Feb1
1 adult

The best prices from London Heathrow to Houston are usually found in February or January, booked 87 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 January 2025.

Round-trip from

£568

One-way from

£355

Popular in

August

Cheapest in

February

Average price

£672
13/2-21/2
  • 13/2-21/2
  • 5 total stops
  • 61h 09m total
  • London to Houston
27/4
  • 27/4
  • 2 total stops
  • 41h 58m total
  • London to Houston
Highest demand for flights based on searches. 14% potential increase in price (£107 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£22 potential savings vs. average return price).
Average for round-trip flights in January 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 January 2025.

Thu 13/218:30LHR - IAH
2 stops35h 46mMultiple Airlines
Fri 21/215:17IAH - LHR
3 stops25h 23mMultiple Airlines
Deal found 21/1£568
Tue 4/214:30LHR - IAH
1 stop26h 04mFinnair
Fri 7/214:00IAH - LHR
1 stop15h 40mFinnair
Deal found 21/1£569
Tue 29/406:55LHR - IAH
1 stop15h 40mLufthansa
Mon 12/516:15IAH - LHR
Nonstop9h 25mLufthansa
Deal found 21/1£571
Mon 3/215:10LHR - IAH
Nonstop10h 50mBritish Airways
Mon 24/221:45IAH - LHR
Nonstop9h 00mBritish Airways
Deal found 20/1£572
Mon 10/208:25LHR - IAH
1 stop15h 45mJetBlue
Mon 17/210:24IAH - LHR
1 stop17h 06mJetBlue
Deal found 20/1£587
Wed 30/406:00LHR - IAH
2 stops21h 14mAustrian Airlines
Wed 14/509:43IAH - LHR
1 stop15h 02mAustrian Airlines
Deal found 20/1£600
Wed 5/308:30LHR - IAH
2 stops17h 40mUnited Airlines
Thu 20/307:00IAH - LHR
2 stops19h 10mUnited Airlines
Deal found 21/1£603
Tue 23/913:20LHR - IAH
2 stops16h 04mAmerican Airlines
Tue 30/915:30IAH - LHR
Nonstop9h 10mAmerican Airlines
Deal found 21/1£604
Tue 18/208:20LHR - HOU
1 stop15h 31mAmerican Airlines
Tue 25/216:13HOU - LHR
1 stop13h 52mAmerican Airlines
Deal found 21/1£605
Wed 29/114:30LHR - HOU
1 stop13h 59mVirgin Atlantic
Tue 4/206:00HOU - LHR
1 stop18h 20mVirgin Atlantic
Deal found 21/1£606
Mon 3/214:30LHR - HOU
1 stop13h 59mAir France
Mon 24/210:25HOU - LHR
1 stop18h 10mAir France
Deal found 20/1£616
Tue 4/310:40LHR - HOU
1 stop15h 03mBritish Airways
Tue 18/318:33HOU - LHR
1 stop12h 32mBritish Airways
Deal found 21/1£620

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 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 13/2

18:30-00:16

2 stops35h 46m

Houston George Bush Intcntl

Fri 21/2

15:17-22:40

3 stops25h 23m

£568

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 4/2

14:30-10:34

1 stop26h 04m

Houston George Bush Intcntl

Fri 7/2

14:00-11:40

1 stop15h 40m

£569

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 29/4

06:55-16:35

1 stop15h 40m

Houston George Bush Intcntl

Mon 12/5

16:15-07:40

Nonstop9h 25m

£571

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 3/2

15:10-20:00

Nonstop10h 50m

Houston George Bush Intcntl

Mon 24/2

21:45-12:45

Nonstop9h 00m

£572

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 10/2

08:25-18:10

1 stop15h 45m

Houston George Bush Intcntl

Mon 17/2

10:24-09:30

1 stop17h 06m

£587

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 30/4

06:00-21:14

2 stops21h 14m

Houston George Bush Intcntl

Wed 14/5

09:43-06:45

1 stop15h 02m

£600

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 5/3

08:30-20:10

2 stops17h 40m

Houston George Bush Intcntl

Thu 20/3

07:00-07:10

2 stops19h 10m

£603

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Tue 18/2

08:20-17:51

1 stop15h 31m

Houston Hobby

Tue 25/2

16:13-12:05

1 stop13h 52m

£605

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 2/2

11:25-23:53

2 stops18h 28m

Houston George Bush Intcntl

Tue 4/3

11:15-09:40

1 stop16h 25m

£607

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 3/2

13:50-22:20

1 stop14h 30m

Houston George Bush Intcntl

Mon 17/2

14:21-07:20

1 stop10h 59m

£610

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 45 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 17 January 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 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?

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 January 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 January 2025.
To help decide which airline to fly from London to Houston, see what other customers have to say about Iberia, Finnair and British Airways. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very Good
8,521 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

8.0
Very Good
8,521 reviews
8.0
Very Good
8,521 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.8
Good
1,341 reviews
8.0
Very Good
8,521 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.6
Good
1,286 reviews
8.0
Very Good
8,521 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.6
Good
786 reviews
8.0
Very Good
8,521 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.5
Good
1,849 reviews
8.0
Very Good
8,521 reviews

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Reviews

1 / 10

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 Lufthansa is currently your cheapest option to Houston, with prices starting at £571. Additional return tickets that might be worth considering are offered by British Airways and Finnair, with the lowest prices starting at £572 and £575, respectively. Lufthansa is priced at 28% 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 £400. JetBlue flights start at £586 while deals on British Airways start at £593 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 January 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£384Average£586FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
WestJetCheapest£430Average£739FlexibilityNo cancel feeOn-time60%
Search WestJet flights
JetBlueCheapest£487Average£638FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest£502Average£895FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Scandinavian AirlinesCheapest£525Average£697FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IberiaCheapest£535Average£873FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest£540Average£657FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Turkish AirlinesCheapest£550Average£710FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapest£551Average£836FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£592Average£1,057FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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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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