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.

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 February 2026. The most popular departure day for this route is Thu, with 17% of flights per week taking off on this day.

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 13% 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 February 2026. The most popular departure time for this route is 10:00, with 60% of flights per day taking off at midday.

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 157 minutes.

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

British Airways, Delta, and TAP AIR PORTUGAL are the most popular carriers operating from London Heathrow to Houston

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.

$984 Cheap Flights from London Heathrow Airport to Houston in 2026

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

Prices are currently typical for flights on this route. Typical prices usually range from $1,096 to $1,497. The lowest price recently found on this route was $1,287.

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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.

07:05 - 20:18

LHR

IAH

19h 13m

3 stops

14:59 - 17:40

IAH

LHR

20h 41m

2 stops

$1,287Multiple Airlines

Wed, 22 Apr - Tue, 28 Apr

07:05 - 23:59

LHR

IAH

22h 54m

3 stops

14:20 - 21:40

IAH

LHR

25h 20m

2 stops

$1,391Scandinavian Airlines

Thu, 7 May - Sun, 10 May

06:40 - 23:55

LHR

IAH

23h 15m

2 stops

13:15 - 21:40

IAH

LHR

26h 25m

2 stops

$1,394Scandinavian Airlines

Tue, 2 Jun - Thu, 30 Jul

22:35 - 19:10

LHR

IAH

26h 35m

1 stop

21:05 - 16:00

IAH

LHR

36h 55m

1 stop

$1,397Turkish Airlines

Tue, 2 Jun - Thu, 30 Jul

21:25 - 05:16

LHR

IAH

37h 51m

2 stops

12:44 - 11:55

IAH

LHR

17h 11m

2 stops

$1,400Multiple Airlines

Mon, 4 May - Tue, 12 May

12:15 - 00:10

LHR

HOU

17h 55m

2 stops

11:40 - 10:50

HOU

LHR

18h 10m

2 stops

$1,407Multiple Airlines

Thu, 5 Mar - Tue, 17 Mar

17:45 - 19:10

LHR

IAH

31h 25m

1 stop

21:05 - 21:05

IAH

LHR

18h 00m

1 stop

$1,408Turkish Airlines

Thu, 26 Feb - Mon, 2 Mar

06:35 - 20:10

LHR

IAH

18h 35m

1 stop

22:05 - 21:05

IAH

LHR

18h 00m

1 stop

$1,411Turkish Airlines

Thu, 12 Mar - Wed, 25 Mar

06:05 - 19:50

LHR

HOU

18h 45m

2 stops

12:18 - 06:50

HOU

LHR

13h 32m

1 stop

$1,520British Airways

Tue, 17 Mar - Mon, 23 Mar

10:15 - 19:50

LHR

HOU

14h 35m

1 stop

12:18 - 06:50

HOU

LHR

13h 32m

1 stop

$1,553British Airways

Tue, 10 Mar - Tue, 17 Mar

British Airways flights from London Heathrow Airport to Houston

Our best British Airways deals on London Heathrow Airport to Houston flight tickets

British Airways

17 Mar

LHR06:05London Heathrow

18h 45m

2 stops

HOU19:50Houston Hobby

23 Mar

HOU12:18Houston Hobby

13h 32m

1 stop

LHR06:50London Heathrow

$1,520

British Airways

10 Mar

LHR10:15London Heathrow

14h 35m

1 stop

HOU19:50Houston Hobby

17 Mar

HOU12:18Houston Hobby

13h 32m

1 stop

LHR06:50London Heathrow

$1,553

British Airways

18 Mar

LHR10:15London Heathrow

14h 35m

1 stop

HOU19:50Houston Hobby

31 Mar

HOU12:18Houston Hobby

12h 02m

1 stop

LHR06:20London Heathrow

$1,556

Delta flights from London Heathrow Airport to Houston

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

Delta

18 Mar

LHR06:30London Heathrow

13h 00m

1 stop

IAH14:30Houston George Bush Intcntl

22 Mar

IAH18:05Houston George Bush Intcntl

21h 05m

1 stop

LHR20:10London Heathrow

$1,557

Delta

11 Mar

LHR08:40London Heathrow

19h 02m

2 stops

HOU22:42Houston Hobby

18 Mar

HOU14:13Houston Hobby

12h 37m

1 stop

LHR07:50London Heathrow

$1,561

Delta

11 Mar

LHR08:40London Heathrow

19h 02m

2 stops

HOU22:42Houston Hobby

18 Mar

HOU14:13Houston Hobby

12h 37m

1 stop

LHR07:50London Heathrow

$1,567

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

Wed 22/4

07:05-20:18

3 stops19h 13m

Houston George Bush Intcntl

Tue 28/4

14:59-17:40

2 stops20h 41m

$1,287

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 7/5

07:05-23:59

3 stops22h 54m

Houston George Bush Intcntl

Sun 10/5

14:20-21:40

2 stops25h 20m

$1,391

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 2/6

06:40-23:55

2 stops23h 15m

Houston George Bush Intcntl

Thu 30/7

13:15-21:40

2 stops26h 25m

$1,394

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 2/6

22:35-19:10

1 stop26h 35m

Houston George Bush Intcntl

Thu 30/7

21:05-16:00

1 stop36h 55m

$1,397

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 4/5

21:25-05:16

2 stops37h 51m

Houston George Bush Intcntl

Tue 12/5

12:44-11:55

2 stops17h 11m

$1,400

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Thu 5/3

12:15-00:10

2 stops17h 55m

Houston Hobby

Tue 17/3

11:40-10:50

2 stops18h 10m

$1,407

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 26/2

17:45-19:10

1 stop31h 25m

Houston George Bush Intcntl

Mon 2/3

21:05-21:05

1 stop18h 00m

$1,408

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 12/3

06:35-20:10

1 stop18h 35m

Houston George Bush Intcntl

Wed 25/3

22:05-21:05

1 stop18h 00m

$1,411

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Tue 17/3

06:05-19:50

2 stops18h 45m

Houston Hobby

Mon 23/3

12:18-06:50

1 stop13h 32m

$1,520

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Tue 10/3

10:15-19:50

1 stop14h 35m

Houston Hobby

Tue 17/3

12:18-06:50

1 stop13h 32m

$1,553

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 typical price of a round-trip flight between London Heathrow Airport and 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 $1,230.

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 $1,392 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 $1,272 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).

Search flight deals

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

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Cheap flights from London Heathrow Airport to Houston from $1,064

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Find the cheapest flights from London Heathrow Airport to Houston

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British Airways flights from London Heathrow Airport to Houston

Our best British Airways deals on London Heathrow Airport to Houston flight tickets

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

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

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

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

What is the cheapest month to fly to Houston?

What is the cheapest London Heathrow to Houston flight route?

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

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

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

How often are flights from London to Houston delayed?

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

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

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

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

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

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

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.

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