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

As of January 2026, there are 19 flights per day flying from London to Houston. The most common time of day flights depart is 10:00AM, with 57% of flights taking off at noon.

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 14% 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 162 minutes.

What airlines fly to Houston?

British Airways, United Airlines and American 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 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.

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

135 flights are operational weekly from London to Houston as of January 2026. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.

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

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

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.

$503 Cheap Flights from London to Houston in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $779 to $964. The lowest price recently found on this route was $706.

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Find the cheapest flights from London to Houston

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:55 am - 11:11 am

LGW

IAH

29h 16m

3 stops

7:05 am - 10:55 am

IAH

LGW

22h 50m

2 stops

$706Multiple Airlines

Fri, Mar 6 - Sun, Mar 22

7:40 am - 10:56 pm

STN

IAH

21h 16m

3 stops

11:55 am - 4:50 pm

IAH

STN

22h 55m

3 stops

$706Multiple Airlines

Sun, Feb 1 - Sun, Feb 15

11:20 am - 12:30 am

LHR

IAH

19h 10m

1 stop

4:34 pm - 4:50 pm

IAH

LHR

18h 16m

1 stop

$707Multiple Airlines

Sat, Feb 21 - Sun, Mar 1

9:50 am - 11:59 pm

LGW

IAH

20h 09m

2 stops

11:19 am - 10:55 am

IAH

LGW

17h 36m

1 stop

$709Multiple Airlines

Wed, Feb 25 - Wed, Sep 2

4:10 pm - 4:33 pm

LHR

IAH

30h 23m

2 stops

4:50 pm - 11:40 am

IAH

LHR

12h 50m

1 stop

$710Iberia

Thu, Jan 29 - Mon, Feb 2

4:30 pm - 5:25 pm

LHR

IAH

29h 55m

2 stops

6:31 am - 12:00 pm

IAH

LHR

24h 29m

1 stop

$712Iberia

Sun, Mar 15 - Mon, Mar 23

10:25 am - 9:23 pm

LHR

IAH

16h 58m

1 stop

4:20 pm - 7:30 am

IAH

LHR

9h 10mnonstop

$720United Airlines

Wed, Feb 18 - Sat, Mar 7

8:20 am - 4:12 pm

LHR

HOU

13h 52m

1 stop

4:55 pm - 11:40 am

HOU

LHR

12h 45m

1 stop

$762British Airways

Mon, Feb 2 - Tue, Feb 10

8:20 am - 3:51 pm

LHR

HOU

13h 31m

1 stop

12:18 pm - 6:50 am

HOU

LHR

12h 32m

1 stop

$765British Airways

Thu, Feb 12 - Mon, Feb 16

12:20 pm - 11:47 pm

LGW

HOU

17h 27m

2 stops

9:33 am - 8:40 am

HOU

LGW

17h 07m

2 stops

$970American Airlines

Thu, May 14 - Wed, Jun 3

Delta flights from London to Houston

Our best Delta deals on London to Houston flight tickets

Delta

Feb 18

LHR12:30 pmLondon Heathrow

15h 58m

1 stop

HOU10:28 pmHouston Hobby

Mar 1

HOU5:19 pmHouston Hobby

12h 21m

1 stop

LHR11:40 amLondon Heathrow

$736

Delta

Jan 24

LHR6:30 amLondon Heathrow

22h 03m

2 stops

HOU10:33 pmHouston Hobby

Jan 27

HOU5:04 pmHouston Hobby

12h 36m

1 stop

LHR11:40 amLondon Heathrow

$819

Delta

Jan 22

LHR6:30 amLondon Heathrow

22h 03m

2 stops

HOU10:33 pmHouston Hobby

Feb 4

HOU11:09 amHouston Hobby

13h 16m

1 stop

LHR6:25 amLondon Heathrow

$822

Iberia flights from London to Houston

Our best Iberia deals on London to Houston flight tickets

Iberia

Mar 15

LHR4:30 pmLondon Heathrow

29h 55m

2 stops

IAH5:25 pmHouston George Bush Intcntl

Mar 23

IAH6:31 amHouston George Bush Intcntl

24h 29m

1 stop

LHR12:00 pmLondon Heathrow

$712

Iberia

Mar 15

LHR4:30 pmLondon Heathrow

29h 55m

2 stops

IAH5:25 pmHouston George Bush Intcntl

Mar 23

IAH4:50 pmHouston George Bush Intcntl

9h 00m

LHR6:50 amLondon Heathrow

$723

Iberia

Mar 7

LHR8:20 amLondon Heathrow

13h 31m

1 stop

HOU3:51 pmHouston Hobby

Mar 17

HOU4:20 pmHouston Hobby

12h 40m

1 stop

LHR10:00 amLondon Heathrow

$779

Fly from

Fly to

Route

Depart

Return

Price

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Fri 3/6

11:55 am-11:11 am

3 stops29h 16m

Houston George Bush Intcntl

Sun 3/22

7:05 am-10:55 am

2 stops22h 50m

$706

LondonHouston

STN - IAH

STNIAH

London Stansted

Sun 2/1

7:40 am-10:56 pm

3 stops21h 16m

Houston George Bush Intcntl

Sun 2/15

11:55 am-4:50 pm

3 stops22h 55m

$706

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 2/21

11:20 am-12:30 am

1 stop19h 10m

Houston George Bush Intcntl

Sun 3/1

4:34 pm-4:50 pm

1 stop18h 16m

$707

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 2/25

9:50 am-11:59 pm

2 stops20h 09m

Houston George Bush Intcntl

Wed 9/2

11:19 am-10:55 am

1 stop17h 36m

$709

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 1/29

4:10 pm-4:33 pm

2 stops30h 23m

Houston George Bush Intcntl

Mon 2/2

4:50 pm-11:40 am

1 stop12h 50m

$710

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 3/15

4:30 pm-5:25 pm

2 stops29h 55m

Houston George Bush Intcntl

Mon 3/23

6:31 am-12:00 pm

1 stop24h 29m

$712

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 2/18

10:25 am-9:23 pm

1 stop16h 58m

Houston George Bush Intcntl

Sat 3/7

4:20 pm-7:30 am

Nonstop9h 10m

$720

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Mon 2/2

8:20 am-4:12 pm

1 stop13h 52m

Houston Hobby

Tue 2/10

4:55 pm-11:40 am

1 stop12h 45m

$762

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Thu 2/12

8:20 am-3:51 pm

1 stop13h 31m

Houston Hobby

Mon 2/16

12:18 pm-6:50 am

1 stop12h 32m

$765

LondonHouston

LGW - HOU

LGWHOU

London Gatwick

Thu 5/14

12:20 pm-11:47 pm

2 stops17h 27m

Houston Hobby

Wed 6/3

9:33 am-8:40 am

2 stops17h 07m

$970

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 $837. The month of January is another great option to travel to Houston, with average flight prices from London averaging around $852.

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 $997. 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 11,118 reviews	Search American Airlines flights
Lufthansa	PriceFrom $652	Free Cancellation	Rating 6.8 7,711 reviews	Search Lufthansa flights
Austrian Airlines	PriceFrom $695	Free Cancellation	Rating 7.5 893 reviews	Search Austrian Airlines flights
British Airways	PriceFrom $764	Free Cancellation	Rating 6.7 7,671 reviews	Search British Airways flights
United Airlines	PriceFrom $780	Free Cancellation	Rating 7.4 9,156 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.

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.

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Cheap flights from London to Houston from $503

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 5/22. 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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Cheap round-trip flights

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Delta flights from London to Houston

Our best Delta deals on London to Houston flight tickets

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Our best Iberia deals on London to Houston flight tickets

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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 $837. The month of January is another great option to travel to Houston, with average flight prices from London averaging around $852.

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, Lufthansa, and British Airways 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 162 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 14% 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 19 flights per day flying from London to Houston. The most common time of day flights depart is 10:00AM, with 57% of flights taking off at noon.

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

135 flights are operational weekly from London to Houston as of January 2026. The most popular departure day for this route is Mon, with 16% 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