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.

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, United Airlines, and Delta 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?

17 flights are operational daily from London Heathrow Airport to Houston as of December 2025. The most popular departure time for this route is 10:00, with 50% of flights per day taking off in the afternoon.

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

121 flights are operational weekly from London Heathrow Airport to Houston as of December 2025. The most popular departure day for this route is Sat, with 18% 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.

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.

$1,058 Cheap Flights from London Heathrow Airport to Houston in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $1,289 to $1,944. The lowest price recently found on this route was $1,215.

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Find the cheapest flights from London Heathrow Airport to Houston

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Enter your travel dates to find the best prices.

10:35 - 18:06

LHR

HOU

13h 31m1 stop

16:55 - 10:00

HOU

LHR

11h 05m1 stop

$1,215British Airways

Wed, 4 Feb - Wed, 11 Feb

06:30 - 18:15

LHR

IAH

17h 45m1 stop

18:55 - 14:45

IAH

LHR

13h 50m1 stop

$1,215United Airlines

Wed, 14 Jan - Tue, 17 Feb

08:20 - 16:12

LHR

HOU

13h 52m1 stop

12:17 - 06:50

HOU

LHR

12h 33m1 stop

$1,225British Airways

Fri, 16 Jan - Sun, 15 Feb

08:20 - 17:05

LHR

IAH

14h 45m1 stop

19:41 - 08:15

IAH

LHR

30h 34m1 stop

$1,225British Airways

Thu, 15 Jan - Thu, 19 Feb

06:30 - 13:30

LHR

IAH

13h 00m1 stop

09:54 - 06:25

IAH

LHR

14h 31m1 stop

$1,226Delta

Thu, 15 Jan - Wed, 28 Jan

06:30 - 22:33

LHR

HOU

22h 03m2 stops

17:04 - 11:40

HOU

LHR

12h 36m1 stop

$1,235Delta

Thu, 15 Jan - Wed, 28 Jan

06:30 - 17:40

LHR

IAH

17h 10m2 stops

12:20 - 08:05

IAH

LHR

13h 45m2 stops

$1,235Virgin Atlantic

Thu, 15 Jan - Wed, 28 Jan

12:05 - 16:50

LHR

IAH

10h 45mdirect

16:20 - 07:30

IAH

LHR

9h 10mdirect

$1,241United Airlines

Wed, 31 Dec - Wed, 28 Jan

09:00 - 22:33

LHR

HOU

19h 33m2 stops

17:04 - 11:40

HOU

LHR

12h 36m1 stop

$1,243Delta

Sun, 18 Jan - Sun, 25 Jan

10:45 - 22:33

LHR

HOU

17h 48m1 stop

17:19 - 11:40

HOU

LHR

12h 21m1 stop

$1,273KLM

Sun, 18 Jan - Tue, 17 Feb

British Airways flights from London Heathrow Airport to Houston

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

British Airways

4 Feb

LHR10:35London Heathrow

13h 31m

1 stop

HOU18:06Houston Hobby

11 Feb

HOU16:55Houston Hobby

11h 05m

1 stop

LHR10:00London Heathrow

$1,215

Find similar

British Airways

16 Jan

LHR08:20London Heathrow

13h 52m

1 stop

HOU16:12Houston Hobby

15 Feb

HOU12:17Houston Hobby

12h 33m

1 stop

LHR06:50London Heathrow

$1,225

Find similar

British Airways

31 Jan

LHR07:30London Heathrow

21h 16m

2 stops

HOU22:46Houston Hobby

4 Feb

HOU18:36Houston Hobby

11h 39m

1 stop

LHR12:15London Heathrow

$1,246

Find similar

KLM flights from London Heathrow Airport to Houston

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

KLM

18 Jan

LHR10:45London Heathrow

17h 48m

1 stop

HOU22:33Houston Hobby

17 Feb

HOU17:19Houston Hobby

12h 21m

1 stop

LHR11:40London Heathrow

$1,273

Find similar

KLM

31 Dec

LHR06:30London Heathrow

13h 00m

1 stop

IAH13:30Houston George Bush Intcntl

27 Jan

IAH15:03Houston George Bush Intcntl

11h 42m

1 stop

LHR08:45London Heathrow

$1,392

Find similar

KLM

31 Dec

LHR10:45London Heathrow

15h 39m

1 stop

HOU20:24Houston Hobby

25 Jan

HOU17:04Houston Hobby

12h 36m

1 stop

LHR11:40London Heathrow

$1,852

Find similar

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 - HOU

LHRHOU

London Heathrow

Wed 4/2

10:35-18:06

1 stop13h 31m

Houston Hobby

Wed 11/2

16:55-10:00

1 stop11h 05m

$1,215

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 14/1

06:30-18:15

1 stop17h 45m

Houston George Bush Intcntl

Tue 17/2

18:55-14:45

1 stop13h 50m

$1,215

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Fri 16/1

08:20-16:12

1 stop13h 52m

Houston Hobby

Sun 15/2

12:17-06:50

1 stop12h 33m

$1,225

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 15/1

08:20-17:05

1 stop14h 45m

Houston George Bush Intcntl

Thu 19/2

19:41-08:15

1 stop30h 34m

$1,225

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 15/1

06:30-13:30

1 stop13h 00m

Houston George Bush Intcntl

Wed 28/1

09:54-06:25

1 stop14h 31m

$1,226

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Thu 15/1

06:30-22:33

2 stops22h 03m

Houston Hobby

Wed 28/1

17:04-11:40

1 stop12h 36m

$1,235

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 15/1

06:30-17:40

2 stops17h 10m

Houston George Bush Intcntl

Wed 28/1

12:20-08:05

2 stops13h 45m

$1,235

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 31/12

12:05-16:50

Nonstop10h 45m

Houston George Bush Intcntl

Wed 28/1

16:20-07:30

Nonstop9h 10m

$1,241

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Sun 18/1

09:00-22:33

2 stops19h 33m

Houston Hobby

Sun 25/1

17:04-11:40

1 stop12h 36m

$1,243

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Sun 18/1

10:45-22:33

1 stop17h 48m

Houston Hobby

Tue 17/2

17:19-11:40

1 stop12h 21m

$1,273

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 January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,261.

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 $1,473 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 $1,223 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

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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Cheap flights from London Heathrow Airport to Houston from $1,066

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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 KLM 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 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 January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,261.

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, United Airlines, and Delta 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?

17 flights are operational daily from London Heathrow Airport to Houston as of December 2025. The most popular departure time for this route is 10:00, with 50% of flights per day taking off in the afternoon.

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

121 flights are operational weekly from London Heathrow Airport to Houston as of December 2025. The most popular departure day for this route is Sat, with 18% 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