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

127 flights are operational weekly from London Heathrow Airport 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.

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

According to our data, United Airlines have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

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

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

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

British Airways, Delta, and Austrian Airlines are the most popular carriers operating from London Heathrow to Houston

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

18 flights are operational daily from London Heathrow Airport to Houston as of January 2026. The most popular departure time for this route is 10:00, with 56% of flights per day taking off at midday.

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

Thursday is statistically the day of the week that experiences the fewest 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 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.

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

Prices for flights from London Heathrow Airport to Houston were last updated today.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Houston.

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

The travel and health documents required for your trip to Houston can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Houston. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,047 Cheap Flights from London Heathrow Airport to Houston in 2026

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Find the cheapest flights from London Heathrow Airport to Houston

Round-trip

One-way

Last minute

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Cheap return flights

Enter your travel dates to find the best prices.

07:40 - 16:30

LHR

IAH

14h 50m1 stop

07:20 - 05:55

IAH

LHR

16h 35m1 stop

$1,160United Airlines

Mon, 23 Feb - Mon, 2 Mar

07:30 - 18:15

LHR

IAH

16h 45m1 stop

16:20 - 07:30

IAH

LHR

9h 10mdirect

$1,162United Airlines

Fri, 6 Feb - Mon, 9 Feb

07:30 - 18:15

LHR

IAH

16h 45m1 stop

12:09 - 06:20

IAH

LHR

12h 11m1 stop

$1,163United Airlines

Fri, 6 Feb - Mon, 9 Feb

07:40 - 16:30

LHR

IAH

14h 50m1 stop

19:05 - 10:15

IAH

LHR

9h 10mdirect

$1,165Multiple Airlines

Sat, 21 Feb - Wed, 4 Mar

06:30 - 18:15

LHR

IAH

17h 45m1 stop

16:20 - 07:30

IAH

LHR

9h 10mdirect

$1,166United Airlines

Thu, 19 Feb - Sun, 1 Mar

15:25 - 20:00

LHR

IAH

10h 35mdirect

18:10 - 12:15

IAH

LHR

12h 05m1 stop

$1,171British Airways

Sun, 1 Feb - Tue, 10 Feb

06:05 - 19:50

LHR

HOU

19h 45m2 stops

16:21 - 11:40

HOU

LHR

13h 19m1 stop

$1,180British Airways

Sun, 22 Feb - Sun, 1 Mar

11:45 - 10:01

LHR

HOU

28h 16m2 stops

05:25 - 06:20

HOU

LHR

18h 55m2 stops

$1,225Delta

Tue, 24 Feb - Tue, 3 Mar

11:45 - 10:21

LHR

HOU

28h 36m2 stops

05:45 - 07:05

HOU

LHR

19h 20m2 stops

$1,228Delta

Fri, 30 Jan - Fri, 6 Feb

08:40 - 22:33

LHR

HOU

19h 53m2 stops

13:06 - 06:25

HOU

LHR

11h 19m1 stop

$1,231Virgin Atlantic

Fri, 6 Feb - Fri, 13 Feb

Delta flights from London Heathrow Airport to Houston

Our best Delta deals on London Heathrow Airport to Houston flight tickets

Delta

23 Feb

LHR06:30London Heathrow

13h 00m

1 stop

IAH13:30Houston George Bush Intcntl

4 Mar

IAH12:49Houston George Bush Intcntl

12h 06m

1 stop

LHR06:55London Heathrow

$1,222

Delta

24 Feb

LHR11:45London Heathrow

28h 16m

2 stops

HOU10:01Houston Hobby

3 Mar

HOU05:25Houston Hobby

18h 55m

2 stops

LHR06:20London Heathrow

$1,225

Delta

30 Jan

LHR08:40London Heathrow

31h 41m

2 stops

HOU10:21Houston Hobby

6 Feb

HOU11:09Houston Hobby

13h 16m

1 stop

LHR06:25London Heathrow

$1,228

Virgin Atlantic flights from London Heathrow Airport to Houston

Our best Virgin Atlantic deals on London Heathrow Airport to Houston flight tickets

Virgin Atlantic

28 May

LHR06:30London Heathrow

21h 08m

2 stops

HOU21:38Houston Hobby

3 June

HOU10:05Houston Hobby

14h 40m

2 stops

LHR06:45London Heathrow

$1,453

Virgin Atlantic

22 Feb

LHR11:05London Heathrow

17h 23m

2 stops

HOU22:28Houston Hobby

6 Mar

HOU13:06Houston Hobby

15h 44m

2 stops

LHR10:50London Heathrow

$1,666

Virgin Atlantic

16 Jan

LHR06:30London Heathrow

22h 03m

2 stops

HOU22:33Houston Hobby

31 Jan

HOU11:09Houston Hobby

13h 41m

2 stops

LHR06:50London Heathrow

$1,675

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 23/2

07:40-16:30

1 stop14h 50m

Houston George Bush Intcntl

Mon 2/3

07:20-05:55

1 stop16h 35m

$1,160

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 6/2

07:30-18:15

1 stop16h 45m

Houston George Bush Intcntl

Mon 9/2

16:20-07:30

Nonstop9h 10m

$1,162

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 6/2

07:30-18:15

1 stop16h 45m

Houston George Bush Intcntl

Mon 9/2

12:09-06:20

1 stop12h 11m

$1,163

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 21/2

07:40-16:30

1 stop14h 50m

Houston George Bush Intcntl

Wed 4/3

19:05-10:15

Nonstop9h 10m

$1,165

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 19/2

06:30-18:15

1 stop17h 45m

Houston George Bush Intcntl

Sun 1/3

16:20-07:30

Nonstop9h 10m

$1,166

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 1/2

15:25-20:00

Nonstop10h 35m

Houston George Bush Intcntl

Tue 10/2

18:10-12:15

1 stop12h 05m

$1,171

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Sun 22/2

06:05-19:50

2 stops19h 45m

Houston Hobby

Sun 1/3

16:21-11:40

1 stop13h 19m

$1,180

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Tue 24/2

11:45-10:01

2 stops28h 16m

Houston Hobby

Tue 3/3

05:25-06:20

2 stops18h 55m

$1,225

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Fri 30/1

11:45-10:21

2 stops28h 36m

Houston Hobby

Fri 6/2

05:45-07:05

2 stops19h 20m

$1,228

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Fri 6/2

08:40-22:33

2 stops19h 53m

Houston Hobby

Fri 13/2

13:06-06:25

1 stop11h 19m

$1,231

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Heathrow Airport 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?

If you aren’t able to travel to Houston during the month of November, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,304.

What is the cheapest London Heathrow to Houston flight route?

Fly from London Heathrow to Houston George Bush Intcntl for the best London Heathrow - 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 Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $1,463 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from London Heathrow Airport for as low as $1,210 on momondo.

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

There are 2 cabin classes available to choose from on London Heathrow 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 Heathrow Airport to Houston flight deals and tips

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

Fastest flight time	10h 30m
Direct flights	Every day
Airports in Houston	2 airports

The fastest flight from London Heathrow Airport to Houston takes 10h 30m

Direct flights go from London Heathrow Airport to Houston every day.

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

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How far is London Heathrow to Houston by plane?
There are 7778.5 km between London Heathrow and Houston. Flights usually cover this in 10h 30m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from London Heathrow Airport to Houston?
Prices for flights from London Heathrow Airport to Houston were last updated today.
How old do you have to be to fly from London Heathrow Airport to Houston?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Houston.
What documentation or ID do you need to fly to Houston?
The travel and health documents required for your trip to Houston can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Houston. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

Finding the right flight to Houston from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Houston quick and easy, saving you time and money.

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?

Once you have performed a search for London to Houston flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Mon 16/2

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Cheap flights from London Heathrow Airport to Houston from $1,101

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Find the cheapest flights from London Heathrow Airport to Houston

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Delta flights from London Heathrow Airport to Houston

Our best Delta deals on London Heathrow Airport to Houston flight tickets

Virgin Atlantic flights from London Heathrow Airport to Houston

Our best Virgin Atlantic deals on London Heathrow Airport to Houston flight tickets

momondo Fare Finder

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

See travel insights to Houston from

How to get the cheapest flight ticket from London Heathrow Airport to Houston

What is the cheapest month to fly to Houston?

If you aren’t able to travel to Houston during the month of November, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,304.

What is the cheapest London Heathrow to Houston flight route?

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

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

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

There are 2 cabin classes available to choose from on London Heathrow 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 Heathrow to Houston?

British Airways, Delta, and Austrian Airlines are the most popular carriers operating from London Heathrow 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 departing 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 that experiences the fewest 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 fewest 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 Heathrow Airport to Houston on average per day?

18 flights are operational daily from London Heathrow Airport to Houston as of January 2026. The most popular departure time for this route is 10:00, with 56% of flights per day taking off at midday.

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

127 flights are operational weekly from London Heathrow Airport 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 Heathrow Airport to Houston flight deals and tips

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

Fastest flight time

Direct flights

Airports in Houston

How far is London Heathrow to Houston by plane?

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

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

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

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, organise 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