Cheap flights from London Heathrow Airport to Houston from £365

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HOU
9 Jun — 16 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Houston

Enter your travel dates to find the best prices.

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 10 May 2026.

Thu 5/1109:20
LHR
-
IAH
1 stop14h 57m
JetBlue
Mon 9/1117:15
IAH
-
LHR
1 stop21h 30m
JetBlue
Deal found 7/5£685
Wed 30/918:40
LHR
-
IAH
2 stops32h 23m
Scandinavian Airlines
Mon 5/1013:15
IAH
-
LHR
2 stops20h 45m
Scandinavian Airlines
Deal found 10/5£686
Thu 10/913:40
LHR
-
IAH
Nonstop10h 15m
United Airlines
Mon 21/911:55
IAH
-
LHR
1 stop14h 35m
United Airlines
Deal found 5/5£689
Wed 8/708:15
LHR
-
IAH
1 stop15h 09m
JetBlue
Wed 15/718:00
IAH
-
LHR
1 stop20h 45m
JetBlue
Deal found 6/5£690
Wed 1/708:15
LHR
-
IAH
1 stop32h 46m
JetBlue
Wed 15/718:00
IAH
-
LHR
1 stop20h 45m
JetBlue
Deal found 7/5£692
Sat 12/916:40
LHR
-
IAH
1 stop13h 55m
United Airlines
Tue 22/910:57
IAH
-
LHR
1 stop16h 23m
United Airlines
Deal found 5/5£692
Sun 28/608:40
LHR
-
IAH
1 stop33h 52m
JetBlue
Sat 11/718:00
IAH
-
LHR
1 stop33h 30m
JetBlue
Deal found 9/5£693
Thu 4/608:40
LHR
-
IAH
1 stop34h 44m
JetBlue
Mon 8/611:56
IAH
-
LHR
1 stop26h 49m
JetBlue
Deal found 10/5£695
Tue 2/608:40
LHR
-
IAH
1 stop34h 46m
JetBlue
Tue 9/617:44
IAH
-
LHR
1 stop21h 01m
JetBlue
Deal found 5/5£695
Tue 30/608:15
LHR
-
IAH
1 stop15h 10m
JetBlue
Sun 12/711:50
IAH
-
LHR
1 stop15h 40m
JetBlue
Deal found 9/5£696
Mon 22/608:15
LHR
-
IAH
1 stop32h 46m
JetBlue
Mon 20/718:00
IAH
-
LHR
1 stop20h 45m
JetBlue
Deal found 7/5£697
Fri 5/608:40
LHR
-
IAH
1 stop34h 44m
JetBlue
Sun 14/618:20
IAH
-
LHR
1 stop33h 10m
JetBlue
Deal found 9/5£697

Find 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 10 May 2026.

Round-trip from

£684

One-way from

£365

Popular in

July

Cheapest in

November

Average price

£755
Scandinavian Airlines
  • Scandinavian Airlines
  • 3/11-16/11
  • 4 total stops
  • 59h 23m total
  • London to Houston
8/9
  • 8/9
  • 3 total stops
  • 41h 07m total
  • London to Houston
Highest demand for flights based on searches. 11% potential increase in price (£72 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Average for round-trip flights in May 2026

Cheapflights Fare Finder

 
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 10 May 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 1/10

07:05-23:51

3 stops22h 46m

Houston George Bush Intcntl

Mon 5/10

13:15-16:25

3 stops21h 10m

£728

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 2/10

08:15-16:20

1 stop14h 05m

Houston George Bush Intcntl

Wed 7/10

11:45-09:30

1 stop15h 45m

£731

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 16/9

06:30-19:10

1 stop18h 40m

Houston George Bush Intcntl

Sun 20/9

21:05-16:40

1 stop37h 35m

£834

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 23/9

18:30-19:15

1 stop30h 45m

Houston George Bush Intcntl

Sun 27/9

21:10-22:25

1 stop19h 15m

£840

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 30/9

10:00-14:15

Nonstop10h 15m

Houston George Bush Intcntl

Tue 6/10

14:50-09:20

1 stop12h 30m

£910

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Tue 3/11

06:30-16:30

2 stops16h 00m

Houston Hobby

Mon 16/11

06:00-06:20

2 stops18h 20m

£911

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Tue 3/11

08:20-15:54

1 stop13h 34m

Houston Hobby

Mon 16/11

12:15-06:50

1 stop12h 35m

£911

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 15/9

09:30-17:50

1 stop14h 20m

Houston George Bush Intcntl

Sun 20/9

10:57-05:55

1 stop12h 58m

£914

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Wed 30/9

09:55-21:35

2 stops17h 40m

Houston Hobby

Wed 7/10

10:05-11:20

1 stop19h 15m

£915

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 23/9

09:30-17:50

1 stop14h 20m

Houston George Bush Intcntl

Sun 27/9

20:15-11:35

Nonstop9h 20m

£916

Flights are sorted by cheapest return flights first.

Deals found on 6/5

Showing 1-10 of 45 resultsSorted by cheapest first
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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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Houston

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

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 74 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 £64). Flying from London Heathrow Airport to Houston in February is currently the most expensive (average of £1,181). 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 10 May 2026.

When flying from London Heathrow Airport to Houston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from London Heathrow Airport to Houston?

How often are flights from London to Houston delayed?

About 14% of weekly flights between London and Houston have experienced delays in the past year, with the average delay time being 153 minutes.

What is the most punctual flight time for London to Houston flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Houston flights?

Over the past year, United Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.

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 10 May 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Houston, such as Austrian Airlines,United Airlines, andJetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

6.8

Boarding

7.6

Crew

8.1

Food

6.8

Comfort

7.3

Overall

7.6

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.

Entertainment

6.8

Boarding

7.6

Crew

8.1

Food

6.8

Comfort

7.3

Overall

7.6

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.

Entertainment

6.8

Boarding

7.6

Crew

8.1

Food

6.8

Comfort

7.3

Overall

7.6

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.

Entertainment

6.8

Boarding

7.6

Crew

8.1

Food

6.8

Comfort

7.3

Overall

7.6

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.

Entertainment

6.8

Boarding

7.6

Crew

8.1

Food

6.8

Comfort

7.3

Overall

7.6

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.

Entertainment

6.8

Boarding

7.6

Crew

8.1

Food

6.8

Comfort

7.3

Overall

7.6

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.

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.

  • How long is the flight from London Heathrow Airport to Houston?

    For as low as £731, Scandinavian Airlines can have you in Houston from London Heathrow Airport in 14h 05m. The distance between London Heathrow Airport and Houston is about 4820 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Flying on Frontier is currently your cheapest option to Houston, with prices starting at £39. Additional return tickets that might be worth considering are offered by WestJet and Iberia, with the lowest prices starting at £168 and £340, respectively. Frontier is priced at 94% 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 £300. Finnair flights start at £485 while deals on Lufthansa start at £518 one-way.

  • 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 £64). Flying from London Heathrow Airport to Houston in February is currently the most expensive (average of £1,181). 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 10 May 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest£39Average£80FlexibilityNo cancel feeOn-time62%
Search Frontier flights
WestJetCheapest£168Average£794FlexibilityNo cancel feeOn-time60%
Search WestJet flights
IberiaCheapest£340Average£956FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Virgin AtlanticCheapest£381Average£736FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£432Average£781FlexibilityNo cancel feeOn-time75%
Search KLM flights
IcelandairCheapest£480Average£787FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Austrian AirlinesCheapest£503Average£784FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
JetBlueCheapest£503Average£664FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
LufthansaCheapest£508Average£800FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£509Average£796FlexibilityNo cancel feeOn-time76%
Search Finnair 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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