What is the most punctual flight time for London to Houston flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on London to Houston flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

How often are flights from London to Houston delayed?

Historically, on average around 14% of flights between London and Houston have experienced a delay on any given week. The average delay length over the past 12 months has been 160 minutes.

How many flights depart from London to Houston on average per day?

As of January 2026, there are 18 flights per day flying from London to Houston. The most common time of day flights depart is 10:00AM, with 58% of flights taking off at noon.

How many flights depart from London to Houston on average per week?

130 flights are operational weekly from London to Houston as of January 2026. The most popular departure day for this route is Thu, with 17% of flights per week taking off on this day.

What airlines fly to Houston?

British Airways, American Airlines and United Airlines are the top three most popular airlines that fly to Houston from London according to our data. British Airways is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Houston. Keep in mind that there are 5 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from London to Houston?

WestJet, JetBlue, and Lufthansa are the most popular carriers operating from London to Houston

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

When did momondo last update prices for flights from London to Houston?

Prices for flights from London to Houston are refreshed on a daily basis.

How many operators does momondo search for flights from London to Houston?

As of January 2026, there are 5 operators available to choose from for flights from London to Houston.

How old do you have to be to fly from London to Houston?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Houston.

What documentation or ID do you need to fly to Houston?

The necessary travel and health documents for your Houston trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$500 Cheap Flights from London to Houston in 2026

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:55 am - 3:27 pm

LGW

IAH

32h 32m

3 stops

7:30 am - 10:55 am

IAH

LGW

22h 25m

3 stops

$704Multiple Airlines

Sun, Mar 15 - Thu, Mar 19

10:20 am - 8:00 am

LHR

IAH

27h 40m

3 stops

5:15 am - 4:25 pm

IAH

LHR

29h 10m

3 stops

$707Multiple Airlines

Mon, Feb 23 - Thu, Feb 26

2:00 pm - 11:34 pm

LGW

IAH

15h 34m

1 stop

6:25 am - 6:00 am

IAH

LGW

17h 35m

1 stop

$708Multiple Airlines

Mon, Feb 2 - Sun, Feb 8

12:05 pm - 12:30 am

LHR

IAH

17h 25m

1 stop

2:41 pm - 12:20 pm

IAH

LHR

15h 39m

1 stop

$709United Airlines

Sun, Mar 22 - Wed, Apr 22

11:10 am - 9:44 pm

LHR

IAH

15h 34m

1 stop

11:50 am - 10:00 am

IAH

LHR

16h 10m

1 stop

$713Air Canada

Mon, Mar 23 - Sat, Apr 18

11:10 am - 9:44 pm

LHR

IAH

15h 34m

1 stop

11:50 am - 10:00 am

IAH

LHR

16h 10m

1 stop

$714Air Canada

Sat, Mar 21 - Wed, Apr 22

12:30 pm - 11:58 pm

LGW

HOU

17h 28m

2 stops

10:14 am - 7:30 am

HOU

LGW

16h 16m

2 stops

$761American Airlines

Thu, Mar 5 - Thu, Mar 26

10:35 am - 6:06 pm

LHR

HOU

13h 31m

1 stop

12:18 pm - 6:50 am

HOU

LHR

12h 32m

1 stop

$763British Airways

Mon, Feb 2 - Thu, Feb 19

10:35 am - 6:06 pm

LHR

HOU

13h 31m

1 stop

6:36 pm - 12:15 pm

HOU

LHR

11h 39m

1 stop

$764British Airways

Thu, Feb 5 - Sun, Feb 8

12:20 pm - 11:47 pm

LGW

HOU

17h 27m

2 stops

9:57 am - 8:40 am

HOU

LGW

16h 43m

2 stops

$779American Airlines

Thu, Apr 23 - Wed, Apr 29

Air France flights from London to Houston

Our best Air France deals on London to Houston flight tickets

Air France

Jan 30

LHR10:45 amLondon Heathrow

17h 48m

1 stop

HOU10:33 pmHouston Hobby

Feb 25

HOU5:19 pmHouston Hobby

12h 21m

1 stop

LHR11:40 amLondon Heathrow

$843

Air France

Jan 30

LHR10:45 amLondon Heathrow

17h 48m

1 stop

HOU10:33 pmHouston Hobby

Feb 27

HOU5:19 pmHouston Hobby

12h 21m

1 stop

LHR11:40 amLondon Heathrow

$909

British Airways flights from London to Houston

Our best British Airways deals on London to Houston flight tickets

British Airways

Mar 24

LHR9:35 amLondon Heathrow

10h 30m

IAH3:05 pmHouston George Bush Intcntl

Apr 18

IAH3:30 pmHouston George Bush Intcntl

9h 10m

LHR6:40 amLondon Heathrow

$721

British Airways

Jun 24

LHR9:10 amLondon Heathrow

10h 15m

IAH1:25 pmHouston George Bush Intcntl

Jul 16

IAH9:05 pmHouston George Bush Intcntl

9h 20m

LHR12:25 pmLondon Heathrow

$733

British Airways

Feb 2

LHR9:35 amLondon Heathrow

10h 30m

IAH2:05 pmHouston George Bush Intcntl

Feb 19

IAH3:50 pmHouston George Bush Intcntl

9h 00m

LHR6:50 amLondon Heathrow

$757

Fly from

Fly to

Route

Depart

Return

Price

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sun 3/15

11:55 am-3:27 pm

3 stops32h 32m

Houston George Bush Intcntl

Thu 3/19

7:30 am-10:55 am

3 stops22h 25m

$704

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 2/23

10:20 am-8:00 am

3 stops27h 40m

Houston George Bush Intcntl

Thu 2/26

5:15 am-4:25 pm

3 stops29h 10m

$707

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 2/2

2:00 pm-11:34 pm

1 stop15h 34m

Houston George Bush Intcntl

Sun 2/8

6:25 am-6:00 am

1 stop17h 35m

$708

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 3/22

12:05 pm-12:30 am

1 stop17h 25m

Houston George Bush Intcntl

Wed 4/22

2:41 pm-12:20 pm

1 stop15h 39m

$709

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 3/23

11:10 am-9:44 pm

1 stop15h 34m

Houston George Bush Intcntl

Sat 4/18

11:50 am-10:00 am

1 stop16h 10m

$713

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 3/21

11:10 am-9:44 pm

1 stop15h 34m

Houston George Bush Intcntl

Wed 4/22

11:50 am-10:00 am

1 stop16h 10m

$714

LondonHouston

LGW - HOU

LGWHOU

London Gatwick

Thu 3/5

12:30 pm-11:58 pm

2 stops17h 28m

Houston Hobby

Thu 3/26

10:14 am-7:30 am

2 stops16h 16m

$761

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Mon 2/2

10:35 am-6:06 pm

1 stop13h 31m

Houston Hobby

Thu 2/19

12:18 pm-6:50 am

1 stop12h 32m

$763

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Thu 2/5

10:35 am-6:06 pm

1 stop13h 31m

Houston Hobby

Sun 2/8

6:36 pm-12:15 pm

1 stop11h 39m

$764

LondonHouston

LGW - HOU

LGWHOU

London Gatwick

Thu 4/23

12:20 pm-11:47 pm

2 stops17h 27m

Houston Hobby

Wed 4/29

9:57 am-8:40 am

2 stops16h 43m

$779

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How to get the cheapest flight ticket from London to Houston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the typical price of a round-trip flight between London and Houston?

What is the cheapest month to fly to Houston?

The month of March is, on average, the cheapest month to fly to Houston from London, with most prices found around $842. The month of February is another great option to travel to Houston, with average flight prices from London averaging around $845.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest London to Houston flights are usually those with departure times in the afternoon. Our users have found flights to Houston in the afternoon for as low as $907. Try not to purchase tickets in the morning because they tend to be around $996. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London to Houston flight route?

Fly from London Heathrow to Houston George Bush Intcntl for the best London - Houston flight prices

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $977 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from London for as low as $809 on momondo.

What cabin class options are available on London to Houston flights?

There are 3 cabin classes available to choose from on London to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap London to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Houston

Fastest flight time	10h 15m
Direct flights	Every day
Airports in Houston	2 airports

The fastest flight from London to Houston takes 10h 15m

Direct flights go from London to Houston every day.

There are 2 airports in Houston. From London there are direct flights to Houston George Bush Intcntl (IAH).

Search flight deals

How far is London to Houston by plane?
The distance between London and Houston is about 4845.7 mi. In terms of flight time, this usually takes a little over 10h 15m.
When did momondo last update prices for flights from London to Houston?
Prices for flights from London to Houston are refreshed on a daily basis.
How many operators does momondo search for flights from London to Houston?
As of January 2026, there are 5 operators available to choose from for flights from London to Houston.
How old do you have to be to fly from London to Houston?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Houston.
What documentation or ID do you need to fly to Houston?
The necessary travel and health documents for your Houston trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London to Houston

Compare and see reviews for airlines that fly from London to Houston with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $496	Free Cancellation	Rating 7.2 11,173 reviews	Search American Airlines flights
Lufthansa	PriceFrom $577	Free Cancellation	Rating 6.8 7,738 reviews	Search Lufthansa flights
Austrian Airlines	PriceFrom $695	Free Cancellation	Rating 7.6 894 reviews	Search Austrian Airlines flights
British Airways	PriceFrom $764	Free Cancellation	Rating 6.7 7,689 reviews	Search British Airways flights
United Airlines	PriceFrom $780	Free Cancellation	Rating 7.4 9,190 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Houston?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Houston from London.

Can I find flights from London to Houston with flexible booking policies on momondo?

momondo does allow users to show only those flights to Houston from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Houston?

momondo helps you find the best flight between London and Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Houston right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Houston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Houston and let you know when they change.

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Cheap flights from London to Houston from $523

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Houston departing on 1/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Use the filters below to find and compare flights from London to Houston that are best for you.

See travel insights to Houston from

How to get the cheapest flight ticket from London to Houston

What is the typical price of a round-trip flight between London and Houston?

What is the cheapest month to fly to Houston?

The month of March is, on average, the cheapest month to fly to Houston from London, with most prices found around $842. The month of February is another great option to travel to Houston, with average flight prices from London averaging around $845.

What is the cheapest time of day to depart on your flight to Houston?

What is the cheapest London to Houston flight route?

Fly from London Heathrow to Houston George Bush Intcntl for the best London - Houston flight prices

How far in advance should I book a flight to Houston?

What cabin class options are available on London to Houston flights?

There are 3 cabin classes available to choose from on London to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from London to Houston?

WestJet, JetBlue, and Lufthansa are the most popular carriers operating from London to Houston

What airlines fly to Houston?

How often are flights from London to Houston delayed?

Historically, on average around 14% of flights between London and Houston have experienced a delay on any given week. The average delay length over the past 12 months has been 160 minutes.

What is the most punctual flight time for London to Houston flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Houston flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

How many flights depart from London to Houston on average per day?

As of January 2026, there are 18 flights per day flying from London to Houston. The most common time of day flights depart is 10:00AM, with 58% of flights taking off at noon.

How many flights depart from London to Houston on average per week?

130 flights are operational weekly from London to Houston as of January 2026. The most popular departure day for this route is Thu, with 17% of flights per week taking off on this day.

Cheap London to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Houston

Fastest flight time

Direct flights

Airports in Houston

How far is London to Houston by plane?

When did momondo last update prices for flights from London to Houston?

How many operators does momondo search for flights from London to Houston?

How old do you have to be to fly from London to Houston?

What documentation or ID do you need to fly to Houston?

Best airlines flying from London to Houston

Compare and see reviews for airlines that fly from London to Houston with momondo

Why use momondo?

Why should I use momondo to find a flight deal from London to Houston?

Can I find flights from London to Houston with flexible booking policies on momondo?

How can momondo help me find flights from London to Houston?

I’m not ready to book a flight from London to Houston right now. Can momondo alert me if prices change?

An easier way to manage your Houston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Texas