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

As of December 2025, 121 flights take off from London Heathrow Airport and land in Houston each week. The most common flight departure day for this route is Sun, with 18% of weekly flights taking off on this day.

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 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.

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 cheapest airline that flies from London Heathrow to Houston?

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

Which airlines fly to Houston?

British Airways, Lufthansa and Finnair are the top three most popular airlines that fly to Houston from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 55% of people opting to fly with this airline when travelling to Houston. Keep in mind that there are 16 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

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.

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 many operators does momondo search for flights from London Heathrow Airport to Houston?

The number of operators available for flights from London Heathrow Airport to Houston is 16 as of December 2025.

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

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

The travel and health documents you'll need for your trip to Houston may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£288 Cheap Flights from London Heathrow Airport to Houston in 2025/26

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09:20 - 10:17

LHR

IAH

29h 57m1 stop

11:10 - 06:55

IAH

LHR

14h 45m1 stop

£604JetBlue

Fri, 20 Mar - Tue, 24 Mar

20:05 - 00:19

LHR

IAH

34h 14m2 stops

16:13 - 17:50

IAH

LHR

19h 37m2 stops

£606Multiple Airlines

Mon, 12 Jan - Mon, 26 Jan

10:20 - 23:37

LHR

IAH

19h 17m2 stops

09:54 - 18:30

IAH

LHR

26h 36m2 stops

£606Scandinavian Airlines

Sun, 25 Jan - Thu, 29 Jan

06:40 - 23:37

LHR

IAH

22h 57m2 stops

09:54 - 18:30

IAH

LHR

26h 36m2 stops

£607Scandinavian Airlines

Mon, 26 Jan - Thu, 29 Jan

14:50 - 12:44

LHR

IAH

27h 54m1 stop

13:35 - 12:50

IAH

LHR

17h 15m1 stop

£609WestJet

Thu, 29 Jan - Thu, 12 Feb

20:05 - 00:19

LHR

IAH

34h 14m2 stops

16:13 - 17:50

IAH

LHR

19h 37m2 stops

£610Multiple Airlines

Mon, 12 Jan - Mon, 26 Jan

14:50 - 15:19

LHR

IAH

30h 29m2 stops

18:38 - 20:00

IAH

LHR

19h 22m1 stop

£612Multiple Airlines

Mon, 26 Jan - Sun, 26 Apr

19:30 - 23:59

LHR

IAH

33h 29m2 stops

16:00 - 21:40

IAH

LHR

24h 40m2 stops

£612Scandinavian Airlines

Wed, 18 Mar - Tue, 24 Mar

08:20 - 15:50

LHR

HOU

13h 30m1 stop

16:20 - 10:00

HOU

LHR

11h 40m1 stop

£787British Airways

Wed, 18 Feb - Wed, 25 Feb

08:20 - 16:12

LHR

HOU

13h 52m1 stop

16:55 - 10:00

HOU

LHR

11h 05m1 stop

£790British Airways

Wed, 28 Jan - Wed, 4 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

18 Feb

LHR08:20London Heathrow

13h 30m

1 stop

HOU15:50Houston Hobby

25 Feb

HOU16:20Houston Hobby

11h 40m

1 stop

LHR10:00London Heathrow

£787

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British Airways

28 Jan

LHR08:20London Heathrow

13h 52m

1 stop

HOU16:12Houston Hobby

4 Feb

HOU16:55Houston Hobby

11h 05m

1 stop

LHR10:00London Heathrow

£790

Find similar

British Airways

28 Jan

LHR07:35London Heathrow

21h 11m

2 stops

HOU22:46Houston Hobby

3 Feb

HOU16:55Houston Hobby

11h 05m

1 stop

LHR10:00London Heathrow

£792

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Iberia flights from London Heathrow Airport to Houston

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

Iberia

18 Feb

LHR07:35London Heathrow

18h 20m

2 stops

HOU19:55Houston Hobby

25 Feb

HOU12:17Houston Hobby

12h 33m

1 stop

LHR06:50London Heathrow

£814

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Iberia

27 Apr

LHR16:25London Heathrow

13h 16m

1 stop

HOU23:41Houston Hobby

30 Apr

HOU14:32Houston Hobby

11h 33m

1 stop

LHR08:05London Heathrow

£875

Find similar

Iberia

15 Dec

LHR11:55London Heathrow

14h 23m

1 stop

HOU20:18Houston Hobby

21 Dec

HOU09:05Houston Hobby

18h 55m

1 stop

LHR10:00London Heathrow

£1,375

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momondo Fare Finder

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

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Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 20/3

09:20-10:17

1 stop29h 57m

Houston George Bush Intcntl

Tue 24/3

11:10-06:55

1 stop14h 45m

£604

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 12/1

20:05-00:19

2 stops34h 14m

Houston George Bush Intcntl

Mon 26/1

16:13-17:50

2 stops19h 37m

£606

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 25/1

10:20-23:37

2 stops19h 17m

Houston George Bush Intcntl

Thu 29/1

09:54-18:30

2 stops26h 36m

£606

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 26/1

06:40-23:37

2 stops22h 57m

Houston George Bush Intcntl

Thu 29/1

09:54-18:30

2 stops26h 36m

£607

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 29/1

14:50-12:44

1 stop27h 54m

Houston George Bush Intcntl

Thu 12/2

13:35-12:50

1 stop17h 15m

£609

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 12/1

20:05-00:19

2 stops34h 14m

Houston George Bush Intcntl

Mon 26/1

16:13-17:50

2 stops19h 37m

£610

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 26/1

14:50-15:19

2 stops30h 29m

Houston George Bush Intcntl

Sun 26/4

18:38-20:00

1 stop19h 22m

£612

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 18/3

19:30-23:59

2 stops33h 29m

Houston George Bush Intcntl

Tue 24/3

16:00-21:40

2 stops24h 40m

£612

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Wed 18/2

08:20-15:50

1 stop13h 30m

Houston Hobby

Wed 25/2

16:20-10:00

1 stop11h 40m

£787

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Wed 28/1

08:20-16:12

1 stop13h 52m

Houston Hobby

Wed 4/2

16:55-10:00

1 stop11h 05m

£790

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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?

In general, January is the cheapest month to fly from London Heathrow Airport to Houston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £618. If you are unable to visit Houston during the month of January, then departing from London Heathrow Airport during the month November is also very affordable. Most momondo users find prices during this month for around £624.

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

The cheapest day to depart from London Heathrow Airport to Houston is on a Wednesday. Travellers who choose to depart for Houston on a Wednesday will often find tickets for as low as £669. 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 £730.

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

The cheapest time of day to fly to Houston is in the afternoon when flights can be purchased for as low as £682. In contrast, the most expensive time of day to depart to Houston is in the morning when prices are around £722.

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 £729 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 £605 on momondo.

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

There are 4 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 15m
Direct flights	Every day
Airports in Houston	2 airports

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

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?
The distance between London Heathrow and Houston is about 4833.3 mi. In terms of flight time, this usually takes a little over 10h 15m.
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 many operators does momondo search for flights from London Heathrow Airport to Houston?
The number of operators available for flights from London Heathrow Airport to Houston is 16 as of December 2025.
How old do you have to be to fly from London Heathrow Airport 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 Heathrow Airport to Houston.
What documentation or ID do you need to fly to Houston?
The travel and health documents you'll need for your trip to Houston may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London Heathrow Airport to Houston

Compare and see reviews for airlines that fly from London Heathrow Airport to Houston with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom £318	Free Cancellation	Rating 7.7 1,430 reviews	Search KLM flights
WestJet	PriceFrom £384	Free Cancellation	Rating 7.2 3,202 reviews	Search WestJet flights
Virgin Atlantic	PriceFrom £384	Free Cancellation	Rating 7.5 675 reviews	Search Virgin Atlantic flights
Icelandair	PriceFrom £476	Free Cancellation	Rating 7.0 590 reviews	Search Icelandair flights
JetBlue	PriceFrom £481	Free Cancellation	Rating 7.2 2,895 reviews	Search JetBlue flights
Lufthansa	PriceFrom £497	Free Cancellation	Rating 6.8 7,628 reviews	Search Lufthansa flights
Finnair	PriceFrom £507	Free Cancellation	Rating 7.6 1,336 reviews	Search Finnair flights
Iberia	PriceFrom £507	Free Cancellation	Rating 7.0 3,051 reviews	Search Iberia flights
Austrian Airlines	PriceFrom £513	Free Cancellation	Rating 7.6 879 reviews	Search Austrian Airlines flights
British Airways	PriceFrom £534	Free Cancellation	Rating 6.7 7,575 reviews	Search British Airways flights

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?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

Price alerts on flights to Houston from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from London Heathrow Airport to Houston from £286

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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?

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?

The cheapest time of day to fly to Houston is in the afternoon when flights can be purchased for as low as £682. In contrast, the most expensive time of day to depart to Houston is in the morning when prices are around £722.

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 4 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?

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

Which 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 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?

The number of flights available between London Heathrow Airport and Houston is 17 per day as of December 2025. The most frequent departure time is 10:00, with 50% of daily flights leaving in the afternoon.

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

As of December 2025, 121 flights take off from London Heathrow Airport and land in Houston each week. The most common flight departure day for this route is Sun, with 18% of weekly flights 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 many operators does momondo search 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?

Best airlines flying from London Heathrow Airport to Houston

Compare and see reviews for airlines that fly from London Heathrow Airport 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, 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