Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London to Houston from £274

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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HOU
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London to Houston are usually found in January or March, booked 80 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from London to Houston

Enter your travel dates to find the best prices.

Cheapest flights from London to Houston
Explore the most affordable flight options available from London to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Wed 31/1216:30LHR - IAH
1 stop27h 09mAmerican Airlines
Tue 6/117:23IAH - LHR
1 stop31h 57mAmerican Airlines
Deal found 16/12£652
Thu 25/1210:05LHR - IAH
1 stop13h 26mBritish Airways
Thu 8/118:10IAH - LHR
1 stop11h 30mBritish Airways
Deal found 16/12£692
Wed 24/1216:30LHR - HOU
1 stop25h 09mAmerican Airlines
Mon 29/1209:05HOU - LHR
1 stop15h 45mAmerican Airlines
Deal found 17/12£704
Wed 24/1216:30LHR - IAH
1 stop23h 25mAmerican Airlines
Mon 29/1209:49IAH - LHR
1 stop20h 16mAmerican Airlines
Deal found 17/12£704
Wed 31/1219:05LHR - IAH
2 stops31h 21mIberia
Thu 8/111:11IAH - LHR
1 stop14h 09mIberia
Deal found 16/12£710
Thu 25/1214:00LGW - IAH
1 stop14h 36mMultiple Airlines
Thu 8/120:13IAH - LGW
1 stop31h 47mMultiple Airlines
Deal found 16/12£722
Thu 25/1210:05LHR - IAH
1 stop18h 01mBritish Airways
Sun 11/121:50IAH - LHR
Nonstop9h 00mBritish Airways
Deal found 16/12£723
Thu 25/1206:40LHR - IAH
2 stops23h 19mMultiple Airlines
Thu 8/111:38IAH - LHR
3 stops25h 12mMultiple Airlines
Deal found 16/12£726
Wed 24/1215:00LHR - HOU
1 stop24h 43mAmerican Airlines
Sun 28/1209:05HOU - LHR
1 stop18h 55mAmerican Airlines
Deal found 17/12£734
Wed 24/1208:20LHR - IAH
1 stop31h 35mAmerican Airlines
Sun 28/1205:31IAH - LHR
1 stop24h 34mAmerican Airlines
Deal found 17/12£734
Wed 31/1216:30LHR - IAH
1 stop32h 17mBritish Airways
Wed 18/319:43IAH - LHR
1 stop11h 32mBritish Airways
Deal found 17/12£739
Wed 31/1209:35LHR - IAH
Nonstop10h 30mAmerican Airlines
Wed 18/316:50IAH - LHR
Nonstop9h 00mAmerican Airlines
Deal found 17/12£741

Find flight deals from London to Houston

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 18 December 2025.

Round-trip from

£597

One-way from

£274

Popular in

July

Cheapest in

January

Average price

£839
British Airways
  • British Airways
  • 11/3-21/3
  • 2 total stops
  • 29h 21m total
  • London to Houston
Search Deals
7/2
  • 7/2
  • 3 total stops
  • 48h 19m total
  • London to Houston
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£82 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 18 December 2025.
Use the filters below to find and compare flights from London to Houston that are best for you.

Fly from

London

Fly to

Houston

Route

Depart

Return

Price

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 14/1

08:30-22:56

3 stops44h 26m

Houston George Bush Intcntl

Sun 1/2

11:38-15:45

3 stops22h 07m

£603

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Wed 14/1

08:20-16:12

1 stop13h 52m

Houston Hobby

Wed 28/1

12:47-06:50

1 stop12h 03m

£606

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Wed 14/1

10:05-18:06

1 stop14h 01m

Houston Hobby

Sun 25/1

18:36-06:50

1 stop30h 14m

£606

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Wed 14/1

10:05-18:06

1 stop14h 01m

Houston Hobby

Wed 21/1

16:55-10:00

1 stop11h 05m

£606

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Wed 14/1

08:20-16:12

1 stop13h 52m

Houston Hobby

Tue 20/1

18:36-12:15

1 stop11h 39m

£606

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 12/1

10:15-22:24

1 stop18h 09m

Houston George Bush Intcntl

Mon 26/1

14:55-07:50

1 stop10h 55m

£606

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 12/1

10:15-22:24

1 stop18h 09m

Houston George Bush Intcntl

Wed 21/1

18:10-11:40

1 stop11h 30m

£606

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 12/1

10:15-22:24

1 stop18h 09m

Houston George Bush Intcntl

Tue 20/1

18:16-12:20

1 stop12h 04m

£606

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 2/3

11:55-14:24

3 stops32h 29m

Houston George Bush Intcntl

Thu 5/3

07:05-10:55

2 stops21h 50m

£608

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 28/1

09:35-14:05

Nonstop10h 30m

Houston George Bush Intcntl

Mon 2/2

18:10-11:40

1 stop11h 30m

£611

Flights are sorted by cheapest return flights first.

Deals found on 17/12

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from London to Houston

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

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

Use this chart to determine the optimal time to book a return flight from London to Houston. Price data was last updated on 12 December 2025.

The best time to book flights from London to Houston is 80 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 London to Houston?

Currently, May is the cheapest month in which you can book a flight from London to Houston (average of £131). Flying from London to Houston in July is currently the most expensive (average of £630). 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 LON to HOU?

Find hourly flight availability from London 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 18 December 2025.

When flying from London to Houston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 20% versus a flight in the morning.

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

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

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

How much does it cost for a return flight from London 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 162 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 Sunday 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 14% 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 18 December 2025.
Check out reviews from past customers who have flown with Austrian Airlines, Finnair, andUnited Airlines from London to Houston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
879 reviews
Check prices

Entertainment

6.8

Boarding

7.6

Overall

7.6

Food

6.8

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Austrian Airlines
7.6
Good
879 reviews
Austrian Airlines
7.6
Good
879 reviews
Check prices

Entertainment

6.8

Boarding

7.6

Overall

7.6

Food

6.8

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Finnair
7.6
Good
1,338 reviews
Austrian Airlines
7.6
Good
879 reviews
Check prices

Entertainment

6.8

Boarding

7.6

Overall

7.6

Food

6.8

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
United Airlines
7.4
Good
9,091 reviews
Austrian Airlines
7.6
Good
879 reviews
Check prices

Entertainment

6.8

Boarding

7.6

Overall

7.6

Food

6.8

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Lufthansa
6.8
Okay
7,634 reviews
Austrian Airlines
7.6
Good
879 reviews
Check prices

Entertainment

6.8

Boarding

7.6

Overall

7.6

Food

6.8

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
British Airways
6.7
Okay
7,585 reviews
Austrian Airlines
7.6
Good
879 reviews
Check prices

Entertainment

6.8

Boarding

7.6

Overall

7.6

Food

6.8

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

Related info for your journey

Find useful and relevant information for your journey from London to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London to Houston?

    There are many flights that can get you from London to Houston in 13h 52m. Fly via British Airways, Turkish Airlines, or Virgin Atlantic to get the fastest option. There are 4835 mi between London and Houston. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from London to Houston round-trip from £171. Other airlines that can offer you cheap pricing are KLM, from £318, and Virgin Atlantic, from £384. These flights start at 76% lower than the current average price 3 months from now.

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

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as £257. Users have also found prices from £528 and £542 on Lufthansa and Austrian Airlines, respectively.

  • What are the most popular routes from London to Houston?

    The most popular route from London to Houston is London Heathrow - Houston Hobby. You may also consider London Heathrow - Houston George Bush Intcntl or London Gatwick - Houston Hobby.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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 to Houston?

    Currently, May is the cheapest month in which you can book a flight from London to Houston (average of £131). Flying from London to Houston in July is currently the most expensive (average of £630). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Houston

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Dallas/Fort Worth flights
Heathrow to Hobby flights
Heathrow to George Bush Intcntl flights
Gatwick to Dallas/Fort Worth flights
Heathrow to Austin flights
Heathrow to Love Field flights
London City to Dallas/Fort Worth flights
Gatwick to Hobby flights
London City to Hobby flights
Stansted to Dallas/Fort Worth flights
Gatwick to George Bush Intcntl flights
London City to George Bush Intcntl flights
Manchester to Dallas/Fort Worth flights
Gatwick to Austin flights
Manchester to Hobby flights
London City to Austin flights
Newcastle upon Tyne to Dallas/Fort Worth flights
Gatwick to Love Field flights
Manchester to George Bush Intcntl flights
Stansted to Austin flights
Manchester to Austin flights
Manchester to Love Field flights
Newcastle upon Tyne to Hobby flights
Luton to Dallas/Fort Worth flights
Stansted to Hobby flights
Edinburgh to Austin flights
Birmingham to Dallas/Fort Worth flights
Heathrow to San Antonio flights
Birmingham to Hobby flights
Newcastle upon Tyne to George Bush Intcntl flights
Birmingham to George Bush Intcntl flights
Edinburgh to Hobby flights
Edinburgh to Dallas/Fort Worth flights
Birmingham to Love Field flights
Birmingham to Austin flights
Edinburgh to George Bush Intcntl flights
Gatwick to San Antonio flights
Manchester to El Paso flights
Leeds to Dallas/Fort Worth flights
London City to San Antonio flights
London City to Love Field flights
Leeds to Hobby flights
Leeds to George Bush Intcntl flights
Edinburgh to Love Field flights
Newcastle upon Tyne to Austin flights
Leeds to Austin flights
Edinburgh to San Antonio flights
Heathrow to Amarillo flights
Heathrow to El Paso flights

Top 10 airlines flying from London to Houston

Discover the top 10 airlines that operate flights from London 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 18 December 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£318Average£845FlexibilityNo cancel feeOn-time75%
Search KLM flights
WestJetCheapest£384Average£578FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Virgin AtlanticCheapest£384Average£741FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IcelandairCheapest£476Average£750FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£482Average£609FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
LufthansaCheapest£497Average£743FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£507Average£657FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IberiaCheapest£507Average£803FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Austrian AirlinesCheapest£513Average£793FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
British AirwaysCheapest£534Average£697FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Houston from London today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Houston from London.

Can Cheapflights find flights from London to Houston with no change fees?

Yes! Cheapflights helps users easily find flights from London to Houston with no change fees.

Can Cheapflights notify me if prices for flights from London to Houston become cheaper?

Of course! You can now track prices for flights from London to Houston and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.