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Cheap flights from London to Houston from £336

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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HOU
9 Apr — 16 Apr1
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 10 March 2026.

Mon 4/514:00
LGW
-
IAH
1 stop24h 38m
Multiple Airlines
Sun 10/515:31
IAH
-
LGW
2 stops17h 39m
Multiple Airlines
Deal found 8/3£560
Sat 7/321:05
LGW
-
IAH
2 stops55h 54m
Multiple Airlines
Wed 25/321:15
IAH
-
LGW
1 stop31h 45m
Multiple Airlines
Deal found 5/3£563
Mon 16/319:25
LGW
-
IAH
2 stops33h 24m
Multiple Airlines
Wed 25/311:15
IAH
-
LGW
1 stop17h 45m
Multiple Airlines
Deal found 8/3£564
Tue 17/308:30
LGW
-
IAH
2 stops20h 19m
Multiple Airlines
Thu 26/316:30
IAH
-
LGW
1 stop12h 30m
Multiple Airlines
Deal found 8/3£564
Wed 2/908:40
LHR
-
IAH
1 stop33h 52m
JetBlue
Wed 9/911:50
IAH
-
LHR
1 stop15h 40m
JetBlue
Deal found 5/3£564
Sun 26/414:00
LGW
-
IAH
2 stops38h 50m
Multiple Airlines
Sun 17/518:59
IAH
-
LGW
1 stop33h 01m
Multiple Airlines
Deal found 9/3£565
Wed 15/414:00
LGW
-
IAH
1 stop25h 43m
Multiple Airlines
Mon 27/413:58
IAH
-
LGW
1 stop14h 02m
Multiple Airlines
Deal found 8/3£567
Mon 27/414:00
LGW
-
IAH
1 stop24h 23m
Multiple Airlines
Mon 4/513:58
IAH
-
LGW
1 stop14h 02m
Multiple Airlines
Deal found 8/3£568
Mon 13/414:00
LGW
-
IAH
1 stop24h 38m
Multiple Airlines
Sat 18/413:07
IAH
-
LGW
1 stop35h 13m
Multiple Airlines
Deal found 8/3£569
Sat 18/414:00
LGW
-
IAH
2 stops25h 47m
Multiple Airlines
Sat 25/413:58
IAH
-
LGW
1 stop14h 02m
Multiple Airlines
Deal found 8/3£571
Fri 1/514:00
LGW
-
IAH
1 stop24h 38m
Multiple Airlines
Sat 9/520:31
IAH
-
LGW
2 stops31h 29m
Multiple Airlines
Deal found 9/3£572
Tue 17/308:30
LGW
-
IAH
2 stops20h 19m
Multiple Airlines
Wed 25/316:11
IAH
-
LGW
1 stop12h 49m
Multiple Airlines
Deal found 8/3£573

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 10 March 2026.

Round-trip from

£560

One-way from

£336

Popular in

July

Cheapest in

February

Average price

£730
4/5-10/5
  • 4/5-10/5
  • 3 total stops
  • 42h 17m total
  • London to Houston
Search Deals
6/4
  • 6/4
  • 1 total stop
  • 26h 18m total
  • London to Houston
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£74 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 March 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 10 March 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

Mon 11/5

14:00-14:17

1 stop30h 17m

Houston George Bush Intcntl

Sat 16/5

13:58-10:00

1 stop14h 02m

£585

LondonHouston

STN - IAH

STNIAH

London Stansted

Fri 17/4

17:35-19:10

1 stop31h 35m

Houston George Bush Intcntl

Tue 21/4

21:05-16:40

1 stop37h 35m

£707

LondonHouston

STN - IAH

STNIAH

London Stansted

Thu 23/4

17:35-19:10

1 stop31h 35m

Houston George Bush Intcntl

Mon 27/4

14:30-22:10

1 stop25h 40m

£713

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 30/5

08:15-16:48

1 stop14h 33m

Houston George Bush Intcntl

Wed 3/6

11:50-09:30

1 stop15h 40m

£715

LondonHouston

STN - IAH

STNIAH

London Stansted

Wed 3/6

06:55-19:10

1 stop18h 15m

Houston George Bush Intcntl

Thu 30/7

21:05-16:50

1 stop37h 45m

£716

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 23/4

14:05-12:45

1 stop28h 40m

Houston George Bush Intcntl

Mon 27/4

21:05-13:10

1 stop34h 05m

£719

LondonHouston

LGW - HOU

LGWHOU

London Gatwick

Sat 18/4

15:40-00:35

2 stops38h 55m

Houston Hobby

Tue 12/5

14:50-14:40

2 stops17h 50m

£777

LondonHouston

LGW - HOU

LGWHOU

London Gatwick

Wed 22/4

15:40-00:25

2 stops38h 45m

Houston Hobby

Wed 29/4

14:45-14:40

2 stops17h 55m

£802

LondonHouston

STN - IAH

STNIAH

London Stansted

Thu 3/9

17:35-12:45

1 stop25h 10m

Houston George Bush Intcntl

Wed 30/9

14:30-16:40

1 stop20h 10m

£816

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Tue 28/4

12:55-19:51

1 stop12h 56m

Houston Hobby

Tue 12/5

12:42-06:20

1 stop11h 38m

£857

Flights are sorted by cheapest return flights first.

Deals found on 7/3

Showing 1-10 of 60 resultsSorted by cheapest first
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2
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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 6 March 2026.

The best time to book flights from London to Houston is 59 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 £188). Flying from London to Houston in July is currently the most expensive (average of £671). 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 10 March 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 149 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 March 2026.
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
901 reviews
Check prices

Boarding

7.6

Overall

7.6

Crew

8.1

Comfort

7.3

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Austrian Airlines
7.6
Good
901 reviews
Austrian Airlines
7.6
Good
901 reviews
Check prices

Boarding

7.6

Overall

7.6

Crew

8.1

Comfort

7.3

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Finnair
7.6
Good
1,371 reviews
Austrian Airlines
7.6
Good
901 reviews
Check prices

Boarding

7.6

Overall

7.6

Crew

8.1

Comfort

7.3

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
United Airlines
7.4
Good
9,413 reviews
Austrian Airlines
7.6
Good
901 reviews
Check prices

Boarding

7.6

Overall

7.6

Crew

8.1

Comfort

7.3

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Lufthansa
6.8
Okay
7,841 reviews
Austrian Airlines
7.6
Good
901 reviews
Check prices

Boarding

7.6

Overall

7.6

Crew

8.1

Comfort

7.3

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
British Airways
6.7
Okay
7,781 reviews
Austrian Airlines
7.6
Good
901 reviews
Check prices

Boarding

7.6

Overall

7.6

Crew

8.1

Comfort

7.3

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful

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 12h 56m. Fly via Turkish Airlines, JetBlue, or British Airways 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 £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 £306. Users have also found prices from £495 and £529 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, April is the cheapest month in which you can book a flight from London to Houston (average of £188). Flying from London to Houston in July is currently the most expensive (average of £671). 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.
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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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest£171Average£810FlexibilityNo cancel feeOn-time60%
Search WestJet flights
KLMCheapest£318Average£822FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£387Average£711FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IcelandairCheapest£476Average£759FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£513Average£656FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£514Average£758FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest£516Average£758FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Austrian AirlinesCheapest£516Average£798FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Air CanadaCheapest£555Average£592FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest£565Average£727FlexibilityNo 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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