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Cheap flights from London to Houston from £343

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HOU
9 May — 16 May1
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 9 April 2026.

Wed 13/508:40
LHR
-
IAH
1 stop33h 12m
JetBlue
Thu 28/511:56
IAH
-
LHR
1 stop15h 34m
JetBlue
Deal found 5/4£622
Tue 26/512:20
LGW
-
IAH
1 stop31h 06m
JetBlue
Thu 4/614:25
IAH
-
LGW
1 stop13h 10m
JetBlue
Deal found 6/4£630
Wed 20/511:55
LHR
-
IAH
1 stop34h 49m
JetBlue
Thu 28/511:56
IAH
-
LHR
1 stop26h 49m
JetBlue
Deal found 7/4£631
Tue 26/521:05
LHR
-
IAH
3 stops32h 31m
Multiple Airlines
Thu 4/607:15
IAH
-
LHR
3 stops27h 10m
Multiple Airlines
Deal found 6/4£631
Tue 1/908:15
LHR
-
IAH
1 stop14h 49m
JetBlue
Wed 9/917:15
IAH
-
LHR
1 stop21h 30m
JetBlue
Deal found 5/4£632
Mon 11/505:55
STN
-
IAH
3 stops40h 21m
Multiple Airlines
Sat 16/516:06
IAH
-
STN
3 stops25h 09m
Multiple Airlines
Deal found 6/4£634
Wed 29/408:40
LHR
-
IAH
1 stop33h 04m
JetBlue
Wed 6/512:44
IAH
-
LHR
1 stop11h 46m
JetBlue
Deal found 5/4£634
Thu 21/508:15
LHR
-
IAH
1 stop14h 29m
JetBlue
Fri 29/511:56
IAH
-
LHR
1 stop26h 49m
JetBlue
Deal found 6/4£634
Wed 15/408:20
STN
-
IAH
3 stops39h 33m
Multiple Airlines
Wed 29/414:29
IAH
-
STN
3 stops20h 01m
Multiple Airlines
Deal found 5/4£636
Sat 16/506:00
LGW
-
IAH
3 stops37h 25m
Multiple Airlines
Tue 19/506:50
IAH
-
LGW
3 stops28h 20m
Multiple Airlines
Deal found 7/4£637
Sat 18/408:45
STN
-
IAH
3 stops29h 38m
Multiple Airlines
Tue 21/414:29
IAH
-
STN
3 stops26h 11m
Multiple Airlines
Deal found 6/4£637
Sun 22/1109:20
LHR
-
IAH
1 stop30h 11m
JetBlue
Wed 9/1213:36
IAH
-
LHR
1 stop11h 19m
JetBlue
Deal found 5/4£637

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 9 April 2026.

Round-trip from

£622

One-way from

£343

Popular in

July

Cheapest in

February

Average price

£735
JetBlue
  • JetBlue
  • 13/5-28/5
  • 2 total stops
  • 48h 46m total
  • London to Houston
Search Deals
15/5
  • 15/5
  • 3 total stops
  • 53h 44m total
  • London to Houston
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£69 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 April 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 9 April 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

LGW - IAH

LGWIAH

London Gatwick

Tue 30/6

15:40-11:01

2 stops25h 21m

Houston George Bush Intcntl

Mon 3/8

11:50-11:45

2 stops17h 55m

£762

LondonHouston

STN - IAH

STNIAH

London Stansted

Thu 2/7

17:35-12:45

1 stop25h 10m

Houston George Bush Intcntl

Mon 3/8

14:30-16:40

1 stop20h 10m

£792

LondonHouston

SEN - IAH

SENIAH

London Southend

Wed 20/5

16:50-13:35

3 stops26h 45m

Houston George Bush Intcntl

Wed 27/5

07:20-16:40

2 stops27h 20m

£811

LondonHouston

STN - IAH

STNIAH

London Stansted

Thu 2/7

17:35-12:45

1 stop25h 10m

Houston George Bush Intcntl

Fri 7/8

14:30-16:50

1 stop20h 20m

£836

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 15/6

10:50-19:10

1 stop38h 20m

Houston George Bush Intcntl

Thu 25/6

21:05-13:10

1 stop34h 05m

£842

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 18/6

22:40-12:45

1 stop20h 05m

Houston George Bush Intcntl

Fri 7/8

21:05-22:25

1 stop19h 20m

£845

LondonHouston

LGW - HOU

LGWHOU

London Gatwick

Thu 30/4

13:00-00:25

2 stops17h 25m

Houston Hobby

Sun 10/5

16:20-14:40

2 stops16h 20m

£855

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 28/5

07:00-19:10

1 stop18h 10m

Houston George Bush Intcntl

Fri 5/6

21:05-22:25

1 stop19h 20m

£857

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 13/5

07:05-23:55

3 stops22h 50m

Houston George Bush Intcntl

Thu 28/5

14:20-18:30

2 stops22h 10m

£859

LondonHouston

STN - IAH

STNIAH

London Stansted

Sat 4/7

10:50-19:10

1 stop38h 20m

Houston George Bush Intcntl

Sun 2/8

21:05-22:10

1 stop19h 05m

£876

Flights are sorted by cheapest return flights first.

Deals found on 5/4

Showing 1-10 of 60 resultsSorted by cheapest first
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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 3 April 2026.

The best time to book flights from London to Houston is 26 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, January is the cheapest month in which you can book a flight from London to Houston (average of £189). Flying from London to Houston in July is currently the most expensive (average of £667). 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 9 April 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 13% of weekly flights between London and Houston have experienced delays in the past year, with the average delay time being 155 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 10% 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 9 April 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
905 reviews
Check prices

Boarding

7.6

Food

6.8

Crew

8.1

Overall

7.6

Entertainment

6.8

Comfort

7.3

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.
Austrian Airlines
7.6
Good
905 reviews
Austrian Airlines
7.6
Good
905 reviews
Check prices

Boarding

7.6

Food

6.8

Crew

8.1

Overall

7.6

Entertainment

6.8

Comfort

7.3

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.
United Airlines
7.4
Good
9,560 reviews
Austrian Airlines
7.6
Good
905 reviews
Check prices

Boarding

7.6

Food

6.8

Crew

8.1

Overall

7.6

Entertainment

6.8

Comfort

7.3

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.
JetBlue
7.2
Good
2,926 reviews
Austrian Airlines
7.6
Good
905 reviews
Check prices

Boarding

7.6

Food

6.8

Crew

8.1

Overall

7.6

Entertainment

6.8

Comfort

7.3

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.
Lufthansa
6.8
Okay
7,901 reviews
Austrian Airlines
7.6
Good
905 reviews
Check prices

Boarding

7.6

Food

6.8

Crew

8.1

Overall

7.6

Entertainment

6.8

Comfort

7.3

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.
British Airways
6.7
Okay
7,867 reviews
Austrian Airlines
7.6
Good
905 reviews
Check prices

Boarding

7.6

Food

6.8

Crew

8.1

Overall

7.6

Entertainment

6.8

Comfort

7.3

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 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 22h 50m. Fly via Icelandair, Turkish Airlines, or Scandinavian 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 £170. Other airlines that can offer you cheap pricing are Iberia, from £349, and Virgin Atlantic, from £387. These flights start at 77% 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 £304. Users have also found prices from £493 and £526 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 £189). Flying from London to Houston in July is currently the most expensive (average of £667). 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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Heathrow to Love Field flights
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London City to George Bush Intcntl flights
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Stansted to Austin flights
Manchester to Dallas/Fort Worth flights
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Newcastle upon Tyne to Hobby flights
Edinburgh to Hobby flights
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Heathrow to San Antonio flights
Edinburgh to George Bush Intcntl flights
Newcastle upon Tyne to George Bush Intcntl flights
Leeds to Dallas/Fort Worth flights
Edinburgh to Dallas/Fort Worth flights
Newcastle upon Tyne to Dallas/Fort Worth flights
Liverpool to Dallas/Fort Worth flights
Southampton to George Bush Intcntl flights
Southampton to Hobby flights
Birmingham to George Bush Intcntl flights
Birmingham to Hobby flights
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Gatwick to San Antonio flights
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Bristol to Dallas/Fort Worth flights
Heathrow to El Paso flights
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Heathrow to Brownsville flights
Newcastle upon Tyne to Austin flights
Edinburgh to Love Field 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 9 April 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£170Average£807FlexibilityNo cancel feeOn-time60%
Search WestJet flights
IberiaCheapest£349Average£774FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Virgin AtlanticCheapest£387Average£739FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£439Average£794FlexibilityNo cancel feeOn-time75%
Search KLM flights
IcelandairCheapest£474Average£742FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£510Average£660FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Austrian AirlinesCheapest£511Average£794FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LufthansaCheapest£514Average£751FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£518Average£804FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air CanadaCheapest£553Average£590FlexibilityNo cancel feeOn-time67%
Search Air Canada 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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