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

119 flights are operational weekly from London Heathrow Airport to Houston as of November 2025. The most popular departure day for this route is Thu, with 18% of flights per week taking off on this day.

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

WestJet, British Airways, and Lufthansa 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 November 2025. The most popular departure time for this route is 10:00, with 55% of flights per day taking off at midday.

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.

$781 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 $1,206 to $1,769. The lowest price recently found on this route was $1,178.

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14:50 - 12:44LHR-IAH

27h 54m1 stop

18:20 - 12:50IAH-LHR

36h 30m1 stop

$1,178WestJet

Find Deal

Sun, 18 Jan - Fri, 23 Jan

06:50 - 23:59LHR-IAH

23h 09m3 stops

18:20 - 12:50IAH-LHR

36h 30m1 stop

$1,187Multiple Airlines

Find Deal

Mon, 2 Feb - Fri, 6 Feb

09:20 - 17:48LHR-IAH

14h 28m1 stop

12:30 - 06:55IAH-LHR

12h 25m1 stop

$1,190JetBlue

Find Deal

Tue, 9 Dec - Mon, 12 Jan

06:00 - 23:59LHR-IAH

23h 59m2 stops

17:27 - 22:40IAH-LHR

23h 13m2 stops

$1,198Multiple Airlines

Find Deal

Sun, 18 Jan - Fri, 23 Jan

09:20 - 17:48LHR-IAH

14h 28m1 stop

12:30 - 06:55IAH-LHR

12h 25m1 stop

$1,206JetBlue

Find Deal

Mon, 8 Dec - Mon, 12 Jan

09:20 - 17:48LHR-IAH

14h 28m1 stop

12:30 - 06:55IAH-LHR

12h 25m1 stop

$1,267JetBlue

Find Deal

Thu, 11 Dec - Mon, 12 Jan

18:00 - 21:44LHR-IAH

33h 44m1 stop

20:23 - 09:40IAH-LHR

31h 17m1 stop

$1,274United Airlines

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Thu, 11 Dec - Sat, 13 Dec

10:00 - 10:21LHR-HOU

30h 21m2 stops

11:09 - 06:25HOU-LHR

13h 16m1 stop

$1,639Delta

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Mon, 12 Jan - Mon, 26 Jan

08:40 - 22:35LHR-HOU

19h 55m2 stops

11:09 - 07:50HOU-LHR

14h 41m1 stop

$1,642Delta

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Wed, 21 Jan - Wed, 28 Jan

06:30 - 22:48LHR-HOU

22h 18m2 stops

10:46 - 06:45HOU-LHR

13h 59m2 stops

$1,669Virgin Atlantic

Find Deal

Mon, 8 Dec - Wed, 24 Dec

Delta flights from London Heathrow Airport to Houston

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

Delta

10 Dec

LHR11:45London Heathrow

18h 14m

2 stops

IAH23:59Houston George Bush Intcntl

13 Jan

IAH07:15Houston George Bush Intcntl

17h 10m

1 stop

LHR06:25London Heathrow

$1,630

Find similar

Delta

12 Jan

LHR10:00London Heathrow

30h 21m

2 stops

HOU10:21Houston Hobby

26 Jan

HOU11:09Houston Hobby

13h 16m

1 stop

LHR06:25London Heathrow

$1,639

Find similar

Delta

21 Jan

LHR08:40London Heathrow

19h 55m

2 stops

HOU22:35Houston Hobby

28 Jan

HOU11:09Houston Hobby

14h 41m

1 stop

LHR07:50London Heathrow

$1,642

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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

British Airways

15 Feb

LHR08:20London Heathrow

13h 32m

1 stop

HOU15:52Houston Hobby

24 Mar

HOU18:29Houston Hobby

12h 11m

1 stop

LHR11:40London Heathrow

$1,689

Find similar

British Airways

6 Dec

LHR10:05London Heathrow

13h 54m

1 stop

HOU17:59Houston Hobby

10 Dec

HOU12:16Houston Hobby

12h 34m

1 stop

LHR06:50London Heathrow

$1,723

Find similar

British Airways

13 Feb

LHR16:30London Heathrow

13h 25m

1 stop

HOU23:55Houston Hobby

21 Feb

HOU16:22Houston Hobby

11h 38m

1 stop

LHR10:00London Heathrow

$1,755

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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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Route

Depart

Return

Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 18/1

14:50-12:44

1 stop27h 54m

Houston George Bush Intcntl

Fri 23/1

18:20-12:50

1 stop36h 30m

$1,178

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 2/2

06:50-23:59

3 stops23h 09m

Houston George Bush Intcntl

Fri 6/2

18:20-12:50

1 stop36h 30m

$1,187

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 9/12

09:20-17:48

1 stop14h 28m

Houston George Bush Intcntl

Mon 12/1

12:30-06:55

1 stop12h 25m

$1,190

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 18/1

06:00-23:59

2 stops23h 59m

Houston George Bush Intcntl

Fri 23/1

17:27-22:40

2 stops23h 13m

$1,198

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 8/12

09:20-17:48

1 stop14h 28m

Houston George Bush Intcntl

Mon 12/1

12:30-06:55

1 stop12h 25m

$1,206

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 11/12

09:20-17:48

1 stop14h 28m

Houston George Bush Intcntl

Mon 12/1

12:30-06:55

1 stop12h 25m

$1,267

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 11/12

18:00-21:44

1 stop33h 44m

Houston George Bush Intcntl

Sat 13/12

20:23-09:40

1 stop31h 17m

$1,274

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Mon 12/1

10:00-10:21

2 stops30h 21m

Houston Hobby

Mon 26/1

11:09-06:25

1 stop13h 16m

$1,639

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Wed 21/1

08:40-22:35

2 stops19h 55m

Houston Hobby

Wed 28/1

11:09-07:50

1 stop14h 41m

$1,642

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Mon 8/12

06:30-22:48

2 stops22h 18m

Houston Hobby

Wed 24/12

10:46-06:45

2 stops13h 59m

$1,669

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

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 May is also cheap. Prices for this month can be found on momondo for an average of $1,325.

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 $1,486 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 $1,231 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 25m
Direct flights	Every day
Airports in Houston	1 airport

The fastest flight from London Heathrow Airport to Houston takes 10h 25m

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

There is 1 airport near Houston: 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 45m, 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 $781

Big names, great deals

Big names, great deals

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Filter for what you want

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Find the cheapest flights from London Heathrow Airport to Houston

Cheap return flights

Cheap one-way flights

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Delta flights from London Heathrow Airport to Houston

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

British Airways flights from London Heathrow Airport to Houston

Our best British Airways 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

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 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 May is also cheap. Prices for this month can be found on momondo for an average of $1,325.

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?

WestJet, British Airways, and Lufthansa 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 November 2025. The most popular departure time for this route is 10:00, with 55% of flights per day taking off at midday.

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

119 flights are operational weekly from London Heathrow Airport to Houston as of November 2025. The most popular departure day for this route is Thu, 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