Houston

$460+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HOU
May 17 — May 241
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Cheap 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 April 17, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/12. 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.
Fri 5/12:00 pm
LGW
-
IAH
1 stop24h 38m
Multiple Airlines
Thu 5/76:50 am
IAH
-
LGW
1 stop17h 30m
Multiple Airlines
Deal found 4/12$861
This Mytrip deal was found by Cheapflights users on 4/13. 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 5/612:40 pm
LGW
-
IAH
3 stops28h 14m
Multiple Airlines
Sat 5/165:29 pm
IAH
-
LGW
2 stops35h 16m
Multiple Airlines
Deal found 4/13$863
This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
Fri 6/51:05 pm
LGW
-
IAH
2 stops24h 29m
Multiple Airlines
Tue 6/96:50 am
IAH
-
LGW
1 stop17h 30m
Multiple Airlines
Deal found 4/14$864
This Mytrip deal was found by Cheapflights users on 4/13. 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 5/49:05 pm
LHR
-
IAH
3 stops31h 11m
Multiple Airlines
Mon 5/186:00 am
IAH
-
LHR
3 stops26h 35m
Multiple Airlines
Deal found 4/13$864
This Globehunters deal was found by Cheapflights users on 4/14. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/318:40 am
LHR
-
IAH
1 stop34h 46m
JetBlue
Sun 6/75:44 pm
IAH
-
LHR
1 stop33h 46m
JetBlue
Deal found 4/14$865
This Mytrip deal was found by Cheapflights users on 4/13. 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 5/67:45 am
STN
-
IAH
3 stops44h 31m
Multiple Airlines
Sat 5/164:06 pm
IAH
-
STN
3 stops25h 09m
Multiple Airlines
Deal found 4/13$866
This Globehunters deal was found by Cheapflights users on 4/13. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/228:40 am
LHR
-
IAH
1 stop34h 46m
JetBlue
Sun 6/75:44 pm
IAH
-
LHR
1 stop33h 46m
JetBlue
Deal found 4/13$866
This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
Wed 5/272:00 pm
LGW
-
IAH
1 stop34h 33m
Multiple Airlines
Sun 5/316:50 am
IAH
-
LGW
1 stop17h 30m
Multiple Airlines
Deal found 4/14$867
This Mytrip deal was found by Cheapflights users on 4/14. 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 4/296:25 am
STN
-
IAH
3 stops31h 58m
Multiple Airlines
Wed 5/66:50 am
IAH
-
STN
3 stops30h 40m
Multiple Airlines
Deal found 4/14$867
This Mytrip deal was found by Cheapflights users on 4/13. 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.
Tue 5/57:50 pm
LHR
-
IAH
3 stops33h 46m
Multiple Airlines
Fri 5/88:28 am
IAH
-
LHR
3 stops24h 07m
Multiple Airlines
Deal found 4/13$867
This Mytrip deal was found by Cheapflights users on 4/14. 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 4/295:55 am
LGW
-
IAH
3 stops32h 28m
Multiple Airlines
Tue 5/56:50 am
IAH
-
LGW
3 stops23h 30m
Multiple Airlines
Deal found 4/14$869
This Mytrip deal was found by Cheapflights users on 4/12. 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 5/67:05 am
LHR
-
IAH
3 stops22h 31m
Multiple Airlines
Mon 5/186:50 am
IAH
-
LHR
2 stops30h 00m
Multiple Airlines
Deal found 4/12$870

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 April 17, 2026.

Round-trip from

$861
(Kiwi.com)

One-way from

$460
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$1,007
From London (LON) to Houston
One-way flight from London (LON) to Houston
Highest demand for flights based on searches. 10% potential increase in price ($124 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Average for round-trip flights in April 2026

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 April 17, 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 round-trip

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Fri 5/1

2:00 pm-12:53 pm

1 stop28h 53m

Houston George Bush Intcntl

Fri 5/15

6:00 am-10:00 am

1 stop22h 00m

$921

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 9/25

6:40 am-9:03 pm

3 stops20h 23m

Houston George Bush Intcntl

Mon 10/5

1:15 pm-9:40 pm

2 stops26h 25m

$972

LondonHouston

STN - IAH

STNIAH

London Stansted

Wed 9/30

10:50 am-7:10 pm

1 stop38h 20m

Houston George Bush Intcntl

Sun 10/4

9:05 pm-4:40 pm

1 stop37h 35m

$1,019

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 10/1

10:40 pm-12:45 pm

1 stop20h 05m

Houston George Bush Intcntl

Mon 10/5

2:30 pm-3:10 pm

1 stop18h 40m

$1,052

LondonHouston

STN - IAH

STNIAH

London Stansted

Wed 6/17

5:45 pm-7:10 pm

1 stop31h 25m

Houston George Bush Intcntl

Tue 6/23

9:05 pm-4:40 pm

1 stop37h 35m

$1,063

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 6/1

7:05 am-11:55 pm

3 stops22h 50m

Houston George Bush Intcntl

Mon 11/9

1:15 pm-4:25 pm

3 stops21h 10m

$1,115

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 10/1

6:40 am-9:03 pm

2 stops20h 23m

Houston George Bush Intcntl

Mon 10/5

1:15 pm-4:00 pm

2 stops20h 45m

$1,120

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 6/18

10:50 am-12:45 pm

1 stop31h 55m

Houston George Bush Intcntl

Tue 6/23

9:05 pm-10:25 pm

1 stop19h 20m

$1,129

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 6/18

2:05 pm-12:45 pm

1 stop28h 40m

Houston George Bush Intcntl

Sun 6/21

9:05 pm-10:25 pm

1 stop19h 20m

$1,143

LondonHouston

STN - IAH

STNIAH

London Stansted

Sun 6/14

6:55 am-12:45 pm

1 stop35h 50m

Houston George Bush Intcntl

Sat 6/20

9:05 pm-9:55 am

1 stop30h 50m

$1,148

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

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 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 April 10, 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 $87). Flying from London to Houston in December is currently the most expensive (average of $1,941). 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 April 17, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Houston as you normally would.

How much does it cost to fly round-trip 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 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 last 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 April 17, 2026.
Read through reviews of airlines operating flights from London to Houston, such as United Airlines,Brussels Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

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.

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

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.

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

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.

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

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.

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

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.

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Overall

7.4

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 20h 23m. 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, Austrian Airlines ($695), United Airlines ($716), and American Airlines ($785) offers the cheapest pricing from London to Houston. Austrian Airlines is priced at 32% 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 British Airways, with whom users have recently found tickets for as low as $649. However, be on the lookout for offers from Iberia and Austrian Airlines, 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?

  • 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, January is the cheapest month in which you can book a flight from London to Houston (average of $87). Flying from London to Houston in December is currently the most expensive (average of $1,941). 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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Top 4 airlines flying from London to Houston

Discover the top 4 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 April 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
Austrian AirlinesCheapest$695Average$1,217FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$716Average$1,102FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$785Average$1,198FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$822Average$982FlexibilityNo cancel feeOn-time70%

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