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Cheap flights from London to Houston from £412

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 20/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HOU
23 Aug — 30 Aug1
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 24 July 2026.

Mon 14/914:00
LGW
-
IAH
1 stop31h 44m
Multiple Airlines
Sun 20/912:21
IAH
-
LGW
1 stop15h 39m
Multiple Airlines
Deal found 23/7£562
Sun 13/914:00
LGW
-
IAH
1 stop26h 40m
Multiple Airlines
Sat 26/912:21
IAH
-
LGW
1 stop15h 39m
Multiple Airlines
Deal found 23/7£563
Sat 12/914:00
LGW
-
IAH
2 stops28h 40m
Multiple Airlines
Sat 19/912:21
IAH
-
LGW
1 stop15h 39m
Multiple Airlines
Deal found 20/7£565
Tue 17/1110:10
LGW
-
IAH
1 stop14h 43m
Multiple Airlines
Sun 29/1106:10
IAH
-
LGW
1 stop20h 05m
Multiple Airlines
Deal found 20/7£566
Mon 21/906:40
LHR
-
IAH
2 stops20h 34m
Scandinavian Airlines
Sat 3/1014:35
IAH
-
LHR
2 stops19h 25m
Scandinavian Airlines
Deal found 22/7£566
Sat 5/906:40
LHR
-
IAH
2 stops23h 12m
Scandinavian Airlines
Mon 5/1014:44
IAH
-
LHR
2 stops20h 56m
Scandinavian Airlines
Deal found 24/7£566
Wed 16/914:00
LGW
-
IAH
2 stops24h 42m
Multiple Airlines
Sat 19/912:21
IAH
-
LGW
1 stop15h 39m
Multiple Airlines
Deal found 21/7£568
Fri 18/914:00
LGW
-
IAH
1 stop26h 40m
Multiple Airlines
Mon 21/912:21
IAH
-
LGW
1 stop15h 39m
Multiple Airlines
Deal found 23/7£569
Fri 4/906:40
LHR
-
IAH
2 stops22h 00m
Scandinavian Airlines
Mon 14/912:21
IAH
-
LHR
2 stops21h 39m
Scandinavian Airlines
Deal found 22/7£569
Sat 19/914:00
LGW
-
IAH
1 stop26h 40m
Multiple Airlines
Sat 3/1016:39
IAH
-
LGW
1 stop35h 21m
Multiple Airlines
Deal found 22/7£570
Sat 19/906:40
LHR
-
IAH
2 stops23h 16m
Scandinavian Airlines
Sat 3/1014:35
IAH
-
LHR
2 stops21h 05m
Scandinavian Airlines
Deal found 21/7£570
Wed 2/919:30
LHR
-
IAH
2 stops33h 10m
Scandinavian Airlines
Fri 11/912:21
IAH
-
LHR
2 stops21h 39m
Scandinavian Airlines
Deal found 24/7£574

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 24 July 2026.

Round-trip from

£562

One-way from

£412

Popular in

June

Cheapest in

September

Average price

£868
14/9-20/9
  • 14/9-20/9
  • 2 total stops
  • 47h 23m total
  • London to Houston
Search Deals
WestJet
  • WestJet
  • 20/10
  • 1 total stop
  • 29h 45m total
  • London to Houston
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£71 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 24 July 2026.
Use the filters below to find and compare flights from London to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 7/9

08:15-10:59

1 stop32h 44m

Houston George Bush Intcntl

Mon 21/9

17:15-20:45

1 stop21h 30m

£619

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 9/10

06:40-22:05

2 stops21h 25m

Houston George Bush Intcntl

Sun 18/10

16:04-18:30

2 stops20h 26m

£697

LondonHouston

STN - IAH

STNIAH

London Stansted

Thu 12/11

10:55-19:05

1 stop38h 10m

Houston George Bush Intcntl

Tue 17/11

14:55-09:55

1 stop37h 00m

£736

LondonHouston

STN - IAH

STNIAH

London Stansted

Tue 22/9

17:35-19:15

1 stop31h 40m

Houston George Bush Intcntl

Tue 29/9

21:10-16:40

1 stop37h 30m

£738

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 12/11

06:30-19:05

1 stop18h 35m

Houston George Bush Intcntl

Tue 17/11

14:55-09:10

1 stop36h 15m

£744

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 17/9

17:35-19:20

1 stop31h 45m

Houston George Bush Intcntl

Sat 17/10

21:15-09:55

1 stop30h 40m

£758

LondonHouston

STN - IAH

STNIAH

London Stansted

Wed 23/9

10:50-19:20

1 stop38h 30m

Houston George Bush Intcntl

Sun 27/9

21:15-16:40

1 stop37h 25m

£768

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 12/11

10:40-10:54

2 stops30h 14m

Houston George Bush Intcntl

Tue 17/11

11:44-15:45

2 stops22h 01m

£775

LondonHouston

LGW - HOU

LGWHOU

London Gatwick

Tue 1/9

13:00-23:10

2 stops40h 10m

Houston Hobby

Mon 14/9

12:10-14:40

2 stops20h 30m

£776

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 22/9

10:35-10:55

2 stops30h 20m

Houston George Bush Intcntl

Tue 29/9

11:45-15:35

2 stops21h 50m

£778

Flights are sorted by cheapest return flights first.

Deals found on 19/7

Showing 1-10 of 60 resultsSorted by cheapest first
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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

What is the cheapest month to book a flight from London to Houston?

Currently, January is the cheapest month in which you can book a flight from London to Houston (average of £662). Flying from London to Houston in June is currently the most expensive (average of £948). 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 24 July 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?

Airfare is below average for this route at the moment.
London to Houston flights typically cost between £742 and £1,090 in September.
The cheapest return price found within the last 5 days was £562 on Multiple Airlines (14 Sept–20 Sept).

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 156 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?

Saturday 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 10% of flights being delayed.

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

The best time to book flights from London to Houston is 46 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.

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 24 July 2026.
Check out reviews from past customers who have flown with Austrian Airlines,United Airlines, andJetBlue 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
950 reviews
Check prices

Overall

7.6

Comfort

7.3

Entertainment

6.8

Crew

8.1

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2026

VIE - IAD

The vegetarian choice wasn’t good. The snack was bad. Otherwise, everything was great.
Austrian Airlines
7.6
Good
950 reviews
Austrian Airlines
7.6
Good
950 reviews
Check prices

Overall

7.6

Comfort

7.3

Entertainment

6.8

Crew

8.1

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2026

VIE - IAD

The vegetarian choice wasn’t good. The snack was bad. Otherwise, everything was great.
United Airlines
7.4
Good
10,029 reviews
Austrian Airlines
7.6
Good
950 reviews
Check prices

Overall

7.6

Comfort

7.3

Entertainment

6.8

Crew

8.1

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2026

VIE - IAD

The vegetarian choice wasn’t good. The snack was bad. Otherwise, everything was great.
JetBlue
7.1
Good
3,022 reviews
Austrian Airlines
7.6
Good
950 reviews
Check prices

Overall

7.6

Comfort

7.3

Entertainment

6.8

Crew

8.1

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2026

VIE - IAD

The vegetarian choice wasn’t good. The snack was bad. Otherwise, everything was great.
Lufthansa
6.8
Okay
8,156 reviews
Austrian Airlines
7.6
Good
950 reviews
Check prices

Overall

7.6

Comfort

7.3

Entertainment

6.8

Crew

8.1

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2026

VIE - IAD

The vegetarian choice wasn’t good. The snack was bad. Otherwise, everything was great.
British Airways
6.7
Okay
8,130 reviews
Austrian Airlines
7.6
Good
950 reviews
Check prices

Overall

7.6

Comfort

7.3

Entertainment

6.8

Crew

8.1

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2026

VIE - IAD

The vegetarian choice wasn’t good. The snack was bad. Otherwise, everything was great.

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 21h 25m. Fly via JetBlue, Scandinavian Airlines, or Turkish 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 £40. Other airlines that can offer you cheap pricing are WestJet, from £171, and Iberia, from £351. These flights start at 95% 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 British Airways. According to our data, you can fly for as low as £461. Users have also found prices from £495 and £546 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 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, January is the cheapest month in which you can book a flight from London to Houston (average of £662). Flying from London to Houston in June is currently the most expensive (average of £948). 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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Southend to Dallas/Fort Worth flights
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Southampton to Hobby flights
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Birmingham to George Bush Intcntl flights
Southampton to George Bush Intcntl flights
Edinburgh to George Bush Intcntl flights
Bristol to Dallas/Fort Worth flights
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Newcastle upon Tyne to George Bush Intcntl flights
Edinburgh to San Antonio flights
Leeds to Dallas/Fort Worth flights
Southend to George Bush Intcntl 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 24 July 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest£40Average£107FlexibilityNo cancel feeOn-time62%
Search Frontier flights
WestJetCheapest£171Average£789FlexibilityNo cancel feeOn-time60%
Search WestJet flights
IberiaCheapest£351Average£1,160FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Virgin AtlanticCheapest£389Average£725FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IcelandairCheapest£486Average£788FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
FinnairCheapest£520Average£865FlexibilityNo cancel feeOn-time76%
Search Finnair flights
JetBlueCheapest£527Average£714FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Air CanadaCheapest£556Average£592FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Brussels AirlinesCheapest£573Average£820FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
British AirwaysCheapest£575Average£781FlexibilityNo 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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