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

139 flights are operational weekly from London to Houston as of November 2025. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.

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 58% 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 often are flights from London to Houston delayed?

Historically, on average around 15% 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 cheapest airline that flies from London to Houston?

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

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 November 2025, there are 19 flights per day flying from London to Houston. The most common time of day flights depart is 10:00AM, with 55% of flights taking off at noon.

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 November 2025, 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.

$360 Cheap Flights from London to Houston in 2025/26

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1:30 pm - 2:13 pmLCY-IAH

30h 43m3 stops

5:45 am - 9:15 amIAH-LCY

21h 30m3 stops

$799Multiple Airlines

Find Deal

Mon, Jan 12 - Mon, Jan 26

8:00 pm - 1:39 pmLHR-IAH

23h 39m1 stop

7:30 pm - 8:10 pmIAH-LHR

18h 40m1 stop

$799Multiple Airlines

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Tue, Jan 6 - Tue, Jan 13

2:00 pm - 10:41 pmLGW-IAH

14h 41m1 stop

6:30 am - 10:00 amIAH-LGW

21h 30m2 stops

$800Multiple Airlines

Find Deal

Thu, Feb 12 - Mon, Feb 16

8:05 am - 12:59 pmLHR-IAH

34h 54m2 stops

11:10 am - 9:30 amIAH-LHR

17h 20m2 stops

$802Icelandair

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Sat, Mar 7 - Tue, Mar 17

2:50 pm - 5:30 pmLHR-IAH

32h 40m1 stop

1:35 pm - 12:50 pmIAH-LHR

17h 15m1 stop

$804WestJet

Find Deal

Tue, Feb 3 - Thu, Feb 12

2:50 pm - 5:30 pmLHR-IAH

32h 40m1 stop

1:35 pm - 12:50 pmIAH-LHR

17h 15m1 stop

$806WestJet

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Tue, Feb 3 - Thu, Feb 12

6:40 am - 11:37 pmLHR-IAH

22h 57m2 stops

4:06 pm - 5:40 pmIAH-LHR

19h 34m2 stops

$807Scandinavian Airlines

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Thu, Feb 5 - Tue, Feb 10

6:40 am - 11:58 pmLHR-IAH

23h 18m2 stops

2:23 pm - 9:20 amIAH-LHR

36h 57m2 stops

$808Scandinavian Airlines

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Fri, Feb 13 - Sat, Feb 21

3:00 pm - 10:46 pmLHR-HOU

13h 46m1 stop

12:17 pm - 6:50 amHOU-LHR

12h 33m1 stop

$979British Airways

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Sun, Feb 8 - Thu, Mar 5

4:30 pm - 11:58 pmLHR-HOU

13h 28m1 stop

4:55 pm - 10:00 amHOU-LHR

11h 05m1 stop

$995British Airways

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Sun, Dec 7 - Sat, Jan 24

British Airways flights from London to Houston

Our best British Airways deals on London to Houston flight tickets

British Airways

Feb 8

LHR3:00 pmLondon Heathrow

13h 46m

1 stop

HOU10:46 pmHouston Hobby

Mar 5

HOU12:17 pmHouston Hobby

12h 33m

1 stop

LHR6:50 amLondon Heathrow

$979

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British Airways

Dec 7

LHR4:30 pmLondon Heathrow

13h 28m

1 stop

HOU11:58 pmHouston Hobby

Jan 24

HOU4:55 pmHouston Hobby

11h 05m

1 stop

LHR10:00 amLondon Heathrow

$995

Find similar

British Airways

Mar 7

LHR8:20 amLondon Heathrow

13h 30m

1 stop

HOU3:50 pmHouston Hobby

Mar 17

HOU12:18 pmHouston Hobby

13h 32m

1 stop

LHR6:50 amLondon Heathrow

$1,004

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American Airlines flights from London to Houston

Our best American Airlines deals on London to Houston flight tickets

American Airlines

Dec 9

LHR8:20 amLondon Heathrow

13h 33m

1 stop

HOU3:53 pmHouston Hobby

Dec 16

HOU12:16 pmHouston Hobby

12h 34m

1 stop

LHR6:50 amLondon Heathrow

$1,022

Find similar

American Airlines

Jan 8

LHR8:20 amLondon Heathrow

15h 46m

1 stop

HOU6:06 pmHouston Hobby

Jan 15

HOU4:55 pmHouston Hobby

11h 05m

1 stop

LHR10:00 amLondon Heathrow

$1,062

Find similar

American Airlines

Jan 12

LHR10:05 amLondon Heathrow

14h 01m

1 stop

HOU6:06 pmHouston Hobby

Jan 26

HOU6:36 pmHouston Hobby

11h 39m

1 stop

LHR12:15 pmLondon Heathrow

$1,084

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Fly from

Fly to

Route

Depart

Return

Price

LondonHouston

LCY - IAH

LCYIAH

London City

Mon 1/12

1:30 pm-2:13 pm

3 stops30h 43m

Houston George Bush Intcntl

Mon 1/26

5:45 am-9:15 am

3 stops21h 30m

$799

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 1/6

8:00 pm-1:39 pm

1 stop23h 39m

Houston George Bush Intcntl

Tue 1/13

7:30 pm-8:10 pm

1 stop18h 40m

$799

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 2/12

2:00 pm-10:41 pm

1 stop14h 41m

Houston George Bush Intcntl

Mon 2/16

6:30 am-10:00 am

2 stops21h 30m

$800

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 3/7

8:05 am-12:59 pm

2 stops34h 54m

Houston George Bush Intcntl

Tue 3/17

11:10 am-9:30 am

2 stops17h 20m

$802

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 2/3

2:50 pm-5:30 pm

1 stop32h 40m

Houston George Bush Intcntl

Thu 2/12

1:35 pm-12:50 pm

1 stop17h 15m

$804

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 2/3

2:50 pm-5:30 pm

1 stop32h 40m

Houston George Bush Intcntl

Thu 2/12

1:35 pm-12:50 pm

1 stop17h 15m

$806

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 2/5

6:40 am-11:37 pm

2 stops22h 57m

Houston George Bush Intcntl

Tue 2/10

4:06 pm-5:40 pm

2 stops19h 34m

$807

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 2/13

6:40 am-11:58 pm

2 stops23h 18m

Houston George Bush Intcntl

Sat 2/21

2:23 pm-9:20 am

2 stops36h 57m

$808

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Sun 2/8

3:00 pm-10:46 pm

1 stop13h 46m

Houston Hobby

Thu 3/5

12:17 pm-6:50 am

1 stop12h 33m

$979

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Sun 12/7

4:30 pm-11:58 pm

1 stop13h 28m

Houston Hobby

Sat 1/24

4:55 pm-10:00 am

1 stop11h 05m

$995

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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 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 $822. The month of January is another great option to travel to Houston, with average flight prices from London averaging around $830.

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

On average, the least expensive day to fly to Houston from London is on a Saturday. momondo users have found tickets for Saturday departures for as low as $894. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Sunday is $1,280.

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 evening. Our users have found flights to Houston in the evening for as low as $759. Try not to purchase tickets in the morning because they tend to be around $991. 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 $976 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 $807 on momondo.

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

There are 4 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	1 airport

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

Direct flights go from London to Houston every day.

There is 1 airport near Houston: Houston George Bush Intcntl (IAH)

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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 13h 06m.
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 November 2025, 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 11,040 reviews	Search American Airlines flights
Lufthansa	PriceFrom $652	Free Cancellation	Rating 6.8 7,583 reviews	Search Lufthansa flights
British Airways	PriceFrom $730	Free Cancellation	Rating 6.7 7,535 reviews	Search British Airways flights
Austrian Airlines	PriceFrom $803	Free Cancellation	Rating 7.6 874 reviews	Search Austrian Airlines flights
United Airlines	PriceFrom $825	Free Cancellation	Rating 7.4 9,039 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 $360

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 1/30. 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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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

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 $822. The month of January is another great option to travel to Houston, with average flight prices from London averaging around $830.

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

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 4 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, British Airways, and Iberia 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 15% 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 November 2025, there are 19 flights per day flying from London to Houston. The most common time of day flights depart is 10:00AM, with 55% of flights taking off at noon.

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

139 flights are operational weekly from London to Houston as of November 2025. 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