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?

119 flights are operational weekly from London Heathrow Airport to Houston as of February 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

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 148 minutes.

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 61% 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 11% of their flights experiencing any sort of delay.

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. Wednesday has historically seen more delays on average compared to the rest of the week.

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

JetBlue, British Airways, and Delta 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.

$701 Cheap Flights from London Heathrow Airport to Houston in 2026

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Find the cheapest flights from London Heathrow Airport to Houston

Round-trip

One-way

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Cheap return flights

Enter your travel dates to find the best prices.

07:25 - 16:30

LHR

IAH

15h 05m

1 stop

22:03 - 10:10

IAH

LHR

30h 07m

1 stop

$1,090United Airlines

Sat, 8 Aug - Sat, 8 Aug

13:40 - 18:05

LHR

IAH

10h 25mdirect

17:10 - 06:45

IAH

LHR

31h 35m

1 stop

$1,128United Airlines

Fri, 1 May - Sat, 2 May

06:40 - 21:35

LHR

IAH

20h 55m

2 stops

12:03 - 17:40

IAH

LHR

23h 37m

2 stops

$1,207Scandinavian Airlines

Thu, 16 Apr - Sat, 2 May

08:15 - 16:48

LHR

IAH

14h 33m

1 stop

11:50 - 09:30

IAH

LHR

15h 40m

1 stop

$1,219JetBlue

Tue, 2 Jun - Tue, 28 Jul

08:15 - 16:48

LHR

IAH

14h 33m

1 stop

11:50 - 09:30

IAH

LHR

15h 40m

1 stop

$1,253JetBlue

Tue, 2 Jun - Mon, 27 Jul

07:05 - 21:25

LHR

IAH

20h 20m

3 stops

14:20 - 16:00

IAH

LHR

19h 40m

2 stops

$1,254Scandinavian Airlines

Thu, 7 May - Mon, 18 May

13:05 - 00:25

LHR

HOU

17h 20m

2 stops

13:20 - 11:55

HOU

LHR

16h 35m

2 stops

$1,471Multiple Airlines

Thu, 7 May - Wed, 13 May

13:05 - 00:25

LHR

HOU

17h 20m

2 stops

13:20 - 11:55

HOU

LHR

16h 35m

2 stops

$1,478Multiple Airlines

Mon, 13 Apr - Tue, 21 Apr

16:25 - 23:47

LHR

HOU

13h 22m

1 stop

12:42 - 06:20

HOU

LHR

11h 38m

1 stop

$1,564British Airways

Wed, 15 Apr - Tue, 28 Apr

16:25 - 23:47

LHR

HOU

13h 22m

1 stop

12:42 - 08:05

HOU

LHR

13h 23m

1 stop

$1,568British Airways

Mon, 13 Apr - Mon, 27 Apr

Delta flights from London Heathrow Airport to Houston

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

Delta

14 Apr

LHR08:40London Heathrow

20h 28m

2 stops

HOU23:08Houston Hobby

28 Apr

HOU06:00Houston Hobby

19h 15m

2 stops

LHR07:15London Heathrow

$1,571

Delta

13 Apr

LHR11:45London Heathrow

17h 23m

2 stops

HOU23:08Houston Hobby

27 Apr

HOU13:31Houston Hobby

11h 44m

1 stop

LHR07:15London Heathrow

$1,573

Delta

11 May

LHR08:40London Heathrow

19h 46m

2 stops

HOU22:26Houston Hobby

21 May

HOU06:00Houston Hobby

19h 15m

2 stops

LHR07:15London Heathrow

$1,574

Virgin Atlantic flights from London Heathrow Airport to Houston

Our best Virgin Atlantic deals on London Heathrow Airport to Houston flight tickets

Virgin Atlantic

10 Mar

LHR06:30London Heathrow

21h 12m

2 stops

HOU22:42Houston Hobby

26 Mar

HOU11:33Houston Hobby

14h 12m

2 stops

LHR06:45London Heathrow

$1,591

Virgin Atlantic

13 Apr

LHR11:45London Heathrow

17h 23m

2 stops

HOU23:08Houston Hobby

27 Apr

HOU10:53Houston Hobby

17h 27m

2 stops

LHR10:20London Heathrow

$1,594

Virgin Atlantic

28 Apr

LHR15:15London Heathrow

13h 54m

1 stop

HOU23:09Houston Hobby

12 May

HOU13:06Houston Hobby

12h 09m

1 stop

LHR07:15London Heathrow

$1,599

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

Sat 8/8

07:25-16:30

1 stop15h 05m

Houston George Bush Intcntl

Sat 8/8

22:03-10:10

1 stop30h 07m

$1,090

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 1/5

13:40-18:05

Nonstop10h 25m

Houston George Bush Intcntl

Sat 2/5

17:10-06:45

1 stop31h 35m

$1,128

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 16/4

06:40-21:35

2 stops20h 55m

Houston George Bush Intcntl

Sat 2/5

12:03-17:40

2 stops23h 37m

$1,207

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 2/6

08:15-16:48

1 stop14h 33m

Houston George Bush Intcntl

Tue 28/7

11:50-09:30

1 stop15h 40m

$1,219

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 2/6

08:15-16:48

1 stop14h 33m

Houston George Bush Intcntl

Mon 27/7

11:50-09:30

1 stop15h 40m

$1,253

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 7/5

07:05-21:25

3 stops20h 20m

Houston George Bush Intcntl

Mon 18/5

14:20-16:00

2 stops19h 40m

$1,254

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Thu 7/5

13:05-00:25

2 stops17h 20m

Houston Hobby

Wed 13/5

13:20-11:55

2 stops16h 35m

$1,471

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Mon 13/4

13:05-00:25

2 stops17h 20m

Houston Hobby

Tue 21/4

13:20-11:55

2 stops16h 35m

$1,478

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Wed 15/4

16:25-23:47

1 stop13h 22m

Houston Hobby

Tue 28/4

12:42-06:20

1 stop11h 38m

$1,564

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Mon 13/4

16:25-23:47

1 stop13h 22m

Houston Hobby

Mon 27/4

12:42-08:05

1 stop13h 23m

$1,568

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 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 $1,232.

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 $1,400 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 $1,274 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).

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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 $701

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Houston departing on 3/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from London Heathrow Airport to Houston

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

Virgin Atlantic flights from London Heathrow Airport to Houston

Our best Virgin Atlantic 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.

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 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?

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

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Fly to other destinations from London Heathrow Airport

According to popular flight searches on momondo this year

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