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Cheap flights from London to Houston from £373

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 13/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HOU
25 Feb — 4 Mar1
1 adult
1 adult, Economy, 0 bags

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 26 January 2026.

Wed 25/310:00
LHR
-
IAH
Nonstop10h 45m
United Airlines
Tue 14/409:57
IAH
-
LHR
1 stop17h 43m
United Airlines
Deal found 24/1£515
Mon 16/309:25
LHR
-
IAH
1 stop19h 24m
Multiple Airlines
Mon 23/317:24
IAH
-
LHR
1 stop13h 21m
Multiple Airlines
Deal found 24/1£516
Sun 1/213:00
LGW
-
IAH
1 stop32h 10m
Multiple Airlines
Sat 14/218:27
IAH
-
LGW
2 stops53h 33m
Multiple Airlines
Deal found 25/1£517
Tue 3/208:30
LGW
-
IAH
2 stops36h 38m
Multiple Airlines
Thu 26/211:53
IAH
-
LGW
1 stop16h 07m
Multiple Airlines
Deal found 26/1£518
Fri 10/414:00
LGW
-
IAH
1 stop14h 34m
Multiple Airlines
Sat 25/411:32
IAH
-
LGW
2 stops36h 48m
Multiple Airlines
Deal found 25/1£519
Thu 5/214:50
LHR
-
IAH
1 stop27h 55m
Multiple Airlines
Mon 9/212:29
IAH
-
LHR
1 stop12h 26m
Multiple Airlines
Deal found 24/1£519
Fri 29/514:00
LGW
-
IAH
1 stop28h 08m
Multiple Airlines
Mon 8/613:03
IAH
-
LGW
1 stop14h 57m
Multiple Airlines
Deal found 25/1£519
Mon 9/308:05
STN
-
IAH
3 stops44h 54m
Multiple Airlines
Thu 30/409:27
IAH
-
STN
3 stops33h 03m
Multiple Airlines
Deal found 24/1£519
Tue 23/609:10
LHR
-
IAH
Nonstop10h 15m
British Airways
Mon 20/721:05
IAH
-
LHR
Nonstop9h 20m
British Airways
Deal found 25/1£519
Mon 23/319:25
LGW
-
IAH
2 stops33h 24m
Multiple Airlines
Sun 29/307:05
IAH
-
LGW
1 stop17h 15m
Multiple Airlines
Deal found 26/1£521
Thu 5/306:50
LHR
-
IAH
3 stops23h 28m
Multiple Airlines
Wed 18/305:45
IAH
-
LHR
2 stops20h 25m
Multiple Airlines
Deal found 25/1£521
Thu 5/214:00
LGW
-
IAH
1 stop15h 34m
Multiple Airlines
Wed 18/207:21
IAH
-
LGW
3 stops20h 29m
Multiple Airlines
Deal found 26/1£522

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 26 January 2026.

Round-trip from

£515

One-way from

£373

Popular in

July

Cheapest in

March

Average price

£620
United Airlines
  • United Airlines
  • 25/3-14/4
  • 1 total stop
  • 28h 28m total
  • London to Houston
Search Deals
13/2
  • 13/2
  • 2 total stops
  • 38h 20m total
  • London to Houston
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£75 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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 26 January 2026.
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

STN - IAH

STNIAH

London Stansted

Mon 9/3

08:05-23:59

3 stops44h 54m

Houston George Bush Intcntl

Thu 30/4

09:27-00:30

3 stops33h 03m

£519

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 1/6

14:00-12:08

1 stop28h 08m

Houston George Bush Intcntl

Sun 7/6

18:03-10:00

1 stop33h 57m

£537

LondonHouston

LGW - HOU

LGWHOU

London Gatwick

Tue 10/3

11:20-09:43

2 stops27h 23m

Houston Hobby

Tue 17/3

10:14-07:30

2 stops16h 16m

£558

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 4/6

14:00-22:41

1 stop14h 41m

Houston George Bush Intcntl

Mon 8/6

13:03-10:00

1 stop14h 57m

£559

LondonHouston

STN - IAH

STNIAH

London Stansted

Mon 23/2

09:35-23:59

3 stops44h 24m

Houston George Bush Intcntl

Sun 8/3

06:30-18:10

3 stops30h 40m

£564

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Thu 12/2

08:20-15:51

1 stop13h 31m

Houston Hobby

Mon 16/2

12:18-06:50

1 stop12h 32m

£578

LondonHouston

STN - IAH

STNIAH

London Stansted

Sat 28/2

08:50-23:59

3 stops45h 09m

Houston George Bush Intcntl

Mon 13/7

06:00-20:55

3 stops32h 55m

£585

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 11/2

12:35-22:42

1 stop16h 07m

Houston George Bush Intcntl

Wed 18/2

15:50-06:50

Nonstop9h 00m

£587

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 10/3

10:00-15:45

Nonstop10h 45m

Houston George Bush Intcntl

Tue 17/3

20:05-10:15

Nonstop9h 10m

£597

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Thu 19/3

08:20-19:50

1 stop16h 30m

Houston Hobby

Tue 31/3

12:18-06:20

1 stop12h 02m

£600

Flights are sorted by cheapest return flights first.

Deals found on 26/1

Showing 1-10 of 60 results
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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 23 January 2026.

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, April is the cheapest month in which you can book a flight from London to Houston (average of £276). Flying from London to Houston in July is currently the most expensive (average of £644). 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 26 January 2026.

When flying from London 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 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 160 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 13% 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 26 January 2026.
Check out reviews from past customers who have flown with Finnair, Austrian Airlines, 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.
Finnair
7.6
Good
1,356 reviews
Check prices

Boarding

7.7

Overall

7.6

Comfort

7.5

Entertainment

6.9

Crew

8.2

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Finnair
7.6
Good
1,356 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Boarding

7.7

Overall

7.6

Comfort

7.5

Entertainment

6.9

Crew

8.2

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Austrian Airlines
7.5
Good
895 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Boarding

7.7

Overall

7.6

Comfort

7.5

Entertainment

6.9

Crew

8.2

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
United Airlines
7.4
Good
9,205 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Boarding

7.7

Overall

7.6

Comfort

7.5

Entertainment

6.9

Crew

8.2

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Lufthansa
6.8
Okay
7,749 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Boarding

7.7

Overall

7.6

Comfort

7.5

Entertainment

6.9

Crew

8.2

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
British Airways
6.7
Okay
7,702 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Boarding

7.7

Overall

7.6

Comfort

7.5

Entertainment

6.9

Crew

8.2

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

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 10h 45m. Fly via American Airlines, British Airways, or United Airlines to get the fastest option. There are 4820 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 £186. Other airlines that can offer you cheap pricing are KLM, from £311, and Virgin Atlantic, from £378. These flights start at 74% 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 £252. Users have also found prices from £483 and £516 on Finnair and Lufthansa, 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 City - 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, April is the cheapest month in which you can book a flight from London to Houston (average of £276). Flying from London to Houston in July is currently the most expensive (average of £644). 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

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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
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Gatwick to George Bush Intcntl flights
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Stansted to Hobby flights
Gatwick to Austin flights
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Heathrow to San Antonio flights
Newcastle upon Tyne to Dallas/Fort Worth flights
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Edinburgh to Hobby flights
Edinburgh to George Bush Intcntl flights
Newcastle upon Tyne to George Bush Intcntl flights
Manchester to San Antonio flights
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Birmingham to Austin flights
London City to Love Field flights
Edinburgh to Austin flights
Manchester to El Paso flights
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London City to San Antonio flights
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Leeds to Dallas/Fort Worth flights
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Heathrow to El Paso flights
Heathrow to Midland flights
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Edinburgh to Love Field flights
Heathrow to Corpus Christi flights
Edinburgh to San Antonio flights
Leeds to Hobby 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 26 January 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£186Average£616FlexibilityNo cancel feeOn-time60%
Search WestJet flights
KLMCheapest£311Average£803FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£378Average£670FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IcelandairCheapest£465Average£742FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
FinnairCheapest£484Average£658FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest£492Average£732FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IberiaCheapest£494Average£789FlexibilityNo cancel feeOn-time77%
Search Iberia flights
JetBlueCheapest£501Average£627FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Austrian AirlinesCheapest£504Average£762FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
British AirwaysCheapest£534Average£701FlexibilityNo 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.

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