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

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

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 February 2026. The most popular departure day for this route is Sat, with 18% of flights per week taking off on this day.

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 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 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 February 2026. The most popular departure time for this route is 10:00, with 59% of flights per day taking off at midday.

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.

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.

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.

$1,004 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 high for flights on this route. Typical prices usually range from $1,112 to $1,449. The lowest price recently found on this route was $1,464.

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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.

12:15 - 00:10

LHR

HOU

17h 55m

2 stops

11:40 - 10:50

HOU

LHR

18h 10m

2 stops

$1,464Multiple Airlines

Fri, 6 Mar - Tue, 24 Mar

06:30 - 19:10

LHR

IAH

18h 40m

1 stop

21:05 - 21:00

IAH

LHR

17h 55m

1 stop

$1,475Turkish Airlines

Wed, 15 Apr - Wed, 6 May

06:30 - 19:10

LHR

IAH

18h 40m

1 stop

21:05 - 22:25

IAH

LHR

19h 20m

1 stop

$1,477Turkish Airlines

Mon, 13 Apr - Thu, 30 Apr

12:15 - 00:35

LHR

HOU

18h 20m

2 stops

11:40 - 10:50

HOU

LHR

18h 10m

2 stops

$1,515Multiple Airlines

Fri, 20 Feb - Tue, 24 Mar

07:05 - 00:11

LHR

IAH

23h 06m

3 stops

15:40 - 21:40

IAH

LHR

24h 00m

2 stops

$1,543Scandinavian Airlines

Thu, 19 Feb - Sat, 26 Sep

09:30 - 19:15

LHR

IAH

14h 45m

1 stop

14:20 - 07:55

IAH

LHR

12h 35m

1 stop

$1,553United Airlines

Tue, 17 Mar - Tue, 24 Mar

06:40 - 21:13

LHR

IAH

20h 33m

3 stops

13:15 - 17:40

IAH

LHR

22h 25m

2 stops

$1,558Scandinavian Airlines

Thu, 19 Feb - Sat, 19 Sep

07:30 - 20:47

LHR

IAH

18h 17m

2 stops

17:20 - 07:30

IAH

LHR

9h 10mdirect

$1,561United Airlines

Mon, 16 Mar - Mon, 23 Mar

08:40 - 22:28

LHR

HOU

19h 48m

2 stops

11:33 - 06:25

HOU

LHR

13h 52m

1 stop

$1,601Delta

Mon, 2 Mar - Mon, 16 Mar

06:30 - 16:28

LHR

HOU

15h 58m

2 stops

11:33 - 09:00

HOU

LHR

16h 27m

1 stop

$1,607Delta

Mon, 2 Mar - Mon, 16 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

2 Mar

LHR11:55London Heathrow

13h 55m

1 stop

HOU19:50Houston Hobby

16 Mar

HOU16:20Houston Hobby

12h 40m

1 stop

LHR10:00London Heathrow

$1,604

British Airways

18 Mar

LHR08:20London Heathrow

16h 30m

1 stop

HOU19:50Houston Hobby

25 Mar

HOU16:20Houston Hobby

12h 40m

1 stop

LHR10:00London Heathrow

$1,619

British Airways

13 Apr

LHR16:25London Heathrow

13h 22m

1 stop

HOU23:47Houston Hobby

5 May

HOU12:42Houston Hobby

11h 38m

1 stop

LHR06:20London Heathrow

$1,630

Delta flights from London Heathrow Airport to Houston

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

Delta

2 Mar

LHR08:40London Heathrow

19h 48m

2 stops

HOU22:28Houston Hobby

16 Mar

HOU11:33Houston Hobby

13h 52m

1 stop

LHR06:25London Heathrow

$1,601

Delta

2 Mar

LHR06:30London Heathrow

15h 58m

2 stops

HOU16:28Houston Hobby

16 Mar

HOU11:33Houston Hobby

16h 27m

1 stop

LHR09:00London Heathrow

$1,607

Delta

2 Mar

LHR06:30London Heathrow

15h 58m

2 stops

HOU16:28Houston Hobby

30 Mar

HOU11:33Houston Hobby

13h 12m

1 stop

LHR06:45London Heathrow

$1,616

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

Fri 6/3

12:15-00:10

2 stops17h 55m

Houston Hobby

Tue 24/3

11:40-10:50

2 stops18h 10m

$1,464

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 15/4

06:30-19:10

1 stop18h 40m

Houston George Bush Intcntl

Wed 6/5

21:05-21:00

1 stop17h 55m

$1,475

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 13/4

06:30-19:10

1 stop18h 40m

Houston George Bush Intcntl

Thu 30/4

21:05-22:25

1 stop19h 20m

$1,477

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Fri 20/2

12:15-00:35

2 stops18h 20m

Houston Hobby

Tue 24/3

11:40-10:50

2 stops18h 10m

$1,515

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 19/2

07:05-00:11

3 stops23h 06m

Houston George Bush Intcntl

Sat 26/9

15:40-21:40

2 stops24h 00m

$1,543

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 17/3

09:30-19:15

1 stop14h 45m

Houston George Bush Intcntl

Tue 24/3

14:20-07:55

1 stop12h 35m

$1,553

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 19/2

06:40-21:13

3 stops20h 33m

Houston George Bush Intcntl

Sat 19/9

13:15-17:40

2 stops22h 25m

$1,558

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 16/3

07:30-20:47

2 stops18h 17m

Houston George Bush Intcntl

Mon 23/3

17:20-07:30

Nonstop9h 10m

$1,561

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Mon 2/3

08:40-22:28

2 stops19h 48m

Houston Hobby

Mon 16/3

11:33-06:25

1 stop13h 52m

$1,601

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Mon 2/3

06:30-16:28

2 stops15h 58m

Houston Hobby

Mon 16/3

11:33-09:00

1 stop16h 27m

$1,607

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 $1,247.

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 $1,401 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 $1,161 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 $1,045

Big names, great deals

Big names, great deals

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Find the cheapest flights from London Heathrow Airport to Houston

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

British Airways flights from London Heathrow Airport to Houston

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

Delta flights from London Heathrow Airport to Houston

Our best Delta 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 November, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,247.

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?

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

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 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 13% 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 February 2026. The most popular departure time for this route is 10:00, with 59% 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 February 2026. 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