HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Houston

$517+ Cheap flights from London (LON) to Houston

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HOU
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from London to Houston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from London to Houston are usually found in March or February, booked 37 days in advance, depart on a Saturday or Monday and return on a Wednesday

Cheap 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 October 30, 2025.

Round-trip from

$750
(Mytrip)

One-way from

$517
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$1,006
From London (LON) to Houston
Search Deals
One-way flight from London (LON) to Houston
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($141 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from London to Houston

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 October 30, 2025.

This Norse deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/32:00 pmLGW - IAH
1 stop35h 52mMultiple Airlines
Thu 11/138:39 amIAH - LGW
1 stop19h 21mMultiple Airlines
Deal found 10/30$752
This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:40 amLHR - IAH
2 stops21h 07mMultiple Airlines
Tue 11/185:45 amIAH - LHR
3 stops29h 15mMultiple Airlines
Deal found 10/29$754
This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:50 amLCY - IAH
2 stops17h 57mMultiple Airlines
Wed 11/195:45 amIAH - LCY
3 stops21h 20mMultiple Airlines
Deal found 10/29$755
This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/118:30 amLGW - IAH
2 stops21h 29mMultiple Airlines
Fri 1/96:00 amIAH - LGW
2 stops22h 55mMultiple Airlines
Deal found 10/29$756
This TravelUp deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/159:20 amLHR - IAH
1 stop33h 21mJetBlue
Tue 11/181:38 pmIAH - LHR
1 stop11h 17mJetBlue
Deal found 10/29$756
This Norse deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/82:00 pmLGW - IAH
1 stop14h 43mMultiple Airlines
Wed 12/247:25 pmIAH - LGW
1 stop32h 35mMultiple Airlines
Deal found 10/29$758
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/82:00 pmLGW - IAH
2 stops24h 25mMultiple Airlines
Thu 1/87:00 amIAH - LGW
1 stop21h 00mMultiple Airlines
Deal found 10/28$760
This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:30 amLGW - IAH
2 stops21h 10mMultiple Airlines
Thu 1/87:00 amIAH - LGW
1 stop21h 00mMultiple Airlines
Deal found 10/28$761
This Booking.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:00 amLGW - IAH
3 stops46h 59mMultiple Airlines
Sat 12/610:41 amIAH - LGW
3 stops27h 59mMultiple Airlines
Deal found 10/28$762
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/112:50 pmLHR - IAH
1 stop27h 54mMultiple Airlines
Tue 11/258:54 pmIAH - LHR
2 stops33h 56mMultiple Airlines
Deal found 10/29$762
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/12:00 pmLGW - IAH
2 stops36h 09mMultiple Airlines
Fri 11/1412:49 pmIAH - LGW
1 stop15h 11mMultiple Airlines
Deal found 10/29$763
This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/102:00 pmLGW - IAH
1 stop15h 59mMultiple Airlines
Thu 11/208:29 amIAH - LGW
1 stop19h 31mMultiple Airlines
Deal found 10/29$764

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated October 30, 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

LHR - IAH

LHRIAH

London Heathrow

Wed 11/12

9:20 am-5:51 pm

1 stop14h 31m

Houston George Bush Intcntl

Wed 11/19

1:38 pm-6:55 am

1 stop11h 17m

$764

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 11/3

2:00 pm-9:33 am

1 stop25h 33m

Houston George Bush Intcntl

Thu 11/13

3:21 pm-6:00 am

2 stops32h 39m

$791

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sat 11/22

11:55 am-12:07 am

2 stops18h 12m

Houston George Bush Intcntl

Thu 11/27

8:29 am-10:55 am

2 stops20h 26m

$807

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 11/6

2:00 pm-11:59 pm

1 stop15h 59m

Houston George Bush Intcntl

Wed 12/31

3:09 pm-6:35 pm

3 stops21h 26m

$810

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 2/12

7:05 am-11:59 pm

3 stops22h 54m

Houston George Bush Intcntl

Wed 2/18

4:00 pm-5:40 pm

2 stops19h 40m

$832

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 1/28

10:20 am-11:39 pm

2 stops19h 19m

Houston George Bush Intcntl

Wed 2/4

4:06 pm-9:35 pm

3 stops23h 29m

$837

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 11/14

9:20 am-5:51 pm

1 stop14h 31m

Houston George Bush Intcntl

Wed 11/19

1:38 pm-6:55 am

1 stop11h 17m

$869

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 11/19

6:05 am-12:45 pm

3 stops36h 40m

Houston George Bush Intcntl

Fri 11/28

5:40 am-10:00 am

2 stops22h 20m

$871

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 1/8

11:55 am-8:32 am

2 stops26h 37m

Houston George Bush Intcntl

Fri 1/16

5:15 am-10:55 am

3 stops23h 40m

$875

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 11/22

6:40 am-11:57 pm

2 stops23h 17m

Houston George Bush Intcntl

Tue 12/9

4:00 pm-9:35 pm

3 stops23h 35m

$893

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

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 round-trip 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 round-trip flight from London to Houston. Price data was last updated on October 24, 2025.

The best time to book flights from London to Houston is 37 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 $175). Flying from London to Houston in July is currently the most expensive (average of $851). 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 October 30, 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 afternoon, which can drop the price by up to 24% versus a flight in the evening.

How much does it cost to fly round-trip from London to Houston?

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 October 30, 2025.
Read through reviews of airlines operating flights from London to Houston, such as United Airlines, Lufthansa, and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,998 reviews

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Tim,Sep 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Tim,Sep 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
Lufthansa
6.8
Okay
7,541 reviews
United Airlines
7.4
Good
8,998 reviews

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Tim,Sep 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
British Airways
6.7
Okay
7,487 reviews
United Airlines
7.4
Good
8,998 reviews

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Tim,Sep 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.

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?

    Departing from London to Houston will take you 14h 31m. The distance between London and Houston is about 4820 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, American Airlines ($496), Lufthansa ($652), and British Airways ($730) offers the cheapest pricing from London to Houston. American Airlines is priced at 49% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $548. However, be on the lookout for offers from British Airways and Delta, as they are both options that can get you from London to Houston for a low price.

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

    Most travelers choose London Heathrow - Houston Hobby, London Heathrow - Houston George Bush Intcntl or London City - Houston Hobby when deciding on the best route from London to Houston.

  • 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 vacation 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 $175). Flying from London to Houston in July is currently the most expensive (average of $851). 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 Austin flights
Heathrow to George Bush Intcntl flights
Gatwick to Dallas/Fort Worth flights
London City to Dallas/Fort Worth flights
Heathrow to Love Field flights
Gatwick to Hobby flights
Gatwick to Austin flights
Gatwick to George Bush Intcntl flights
London City to George Bush Intcntl flights
Luton to Dallas/Fort Worth flights
Manchester to Dallas/Fort Worth flights
Manchester to Austin flights
Stansted to Austin flights
Manchester to Hobby flights
Heathrow to San Antonio flights
Manchester to George Bush Intcntl flights
Manchester to Love Field flights
Edinburgh to Dallas/Fort Worth flights
Edinburgh to Austin flights
Manchester to San Antonio flights
Gatwick to San Antonio flights
Birmingham to Dallas/Fort Worth flights
Newcastle upon Tyne to Dallas/Fort Worth flights
Edinburgh to Hobby flights
Leeds to Dallas/Fort Worth flights
Edinburgh to George Bush Intcntl flights
Heathrow to Amarillo flights
Birmingham to Austin flights
Manchester to El Paso flights
Birmingham to Hobby flights
Newcastle upon Tyne to Austin flights
Birmingham to Love Field flights
Birmingham to George Bush Intcntl flights
Newcastle upon Tyne to George Bush Intcntl flights

Top 5 airlines flying from London to Houston

Discover the top 5 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 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$496Average$835FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$652Average$1,118FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$730Average$909FlexibilityNo cancel feeOn-time70%
Austrian AirlinesCheapest$803Average$1,217FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$825Average$1,162FlexibilityNo cancel feeOn-time69%

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.