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 162 minutes.

How many flights depart from London to Houston on average per day?

As of December 2025, there are 19 flights per day flying from London to Houston. The most common time of day flights depart is 10:00AM, with 57% of flights taking off at noon.

What airlines fly to Houston?

British Airways, United Airlines and American Airlines are the top three most popular airlines that fly to Houston from London according to our data. British Airways is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Houston. Keep in mind that there are 5 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

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

WestJet, Lufthansa, and Iberia are the most popular carriers operating from London to Houston

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

139 flights are operational weekly from London to Houston as of December 2025. The most popular departure day for this route is Mon, with 16% 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 least number of delays on this route over the last 12 months; with about 14% 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 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 which experiences the fewest number of 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 to Houston?

Prices for flights from London to Houston are refreshed on a daily basis.

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

As of December 2025, there are 5 operators available to choose from for flights from London to Houston.

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

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

The necessary travel and health documents for your Houston trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$367 Cheap Flights from London to Houston in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $897 to $1,386. The lowest price recently found on this route was $825.

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Cheap round-trip flights

Enter your travel dates to find the best prices.

2:00 pm - 7:54 am

LGW

IAH

23h 54m1 stop

7:05 am - 6:20 am

IAH

LGW

17h 15m1 stop

$825Multiple Airlines

Fri, Apr 10 - Tue, Apr 14

2:50 pm - 12:44 pm

LHR

IAH

27h 54m1 stop

6:20 pm - 12:50 pm

IAH

LHR

36h 30m1 stop

$825WestJet

Thu, Jan 22 - Mon, Jan 26

9:15 am - 10:56 pm

LCY

IAH

19h 41m2 stops

5:05 am - 9:15 am

IAH

LCY

22h 10m3 stops

$828Multiple Airlines

Mon, Jan 26 - Mon, Feb 9

10:20 am - 11:37 pm

LHR

IAH

19h 17m2 stops

10:40 am - 4:00 pm

IAH

LHR

23h 20m2 stops

$831Scandinavian Airlines

Thu, Feb 12 - Sat, Feb 21

9:20 am - 2:00 pm

LHR

IAH

34h 40m1 stop

2:55 pm - 6:55 am

IAH

LHR

34h 00m1 stop

$832JetBlue

Mon, Feb 23 - Thu, Feb 26

10:00 am - 10:56 pm

LGW

IAH

42h 56m3 stops

4:15 pm - 8:40 pm

IAH

LGW

22h 25m3 stops

$833Multiple Airlines

Fri, Jan 9 - Sat, Jan 17

6:40 am - 9:13 pm

LHR

IAH

20h 33m2 stops

1:15 pm - 9:40 pm

IAH

LHR

26h 25m2 stops

$834Scandinavian Airlines

Mon, Jan 26 - Sun, Apr 26

9:30 am - 1:45 pm

LHR

IAH

10h 15mnonstop

9:05 pm - 12:25 pm

IAH

LHR

9h 20mnonstop

$837British Airways

Tue, Apr 14 - Thu, Apr 23

10:05 am - 5:59 pm

LHR

HOU

13h 54m1 stop

8:27 pm - 2:25 pm

HOU

LHR

11h 58m1 stop

$854American Airlines

Thu, Apr 16 - Wed, Apr 22

8:20 am - 4:12 pm

LHR

HOU

13h 52m1 stop

6:36 pm - 12:15 pm

HOU

LHR

11h 39m1 stop

$1,051British Airways

Mon, Jan 12 - Mon, Jan 26

American Airlines flights from London to Houston

Our best American Airlines deals on London to Houston flight tickets

American Airlines

Apr 16

LHR10:05 amLondon Heathrow

13h 54m

1 stop

HOU5:59 pmHouston Hobby

Apr 22

HOU8:27 pmHouston Hobby

11h 58m

1 stop

LHR2:25 pmLondon Heathrow

$854

Find similar

American Airlines

Apr 21

LHR12:55 pmLondon Heathrow

13h 07m

1 stop

HOU8:02 pmHouston Hobby

May 3

HOU8:27 pmHouston Hobby

29h 38m

1 stop

LHR8:05 amLondon Heathrow

$1,099

Find similar

American Airlines

Apr 25

LHR2:25 pmLondon Heathrow

13h 26m

1 stop

HOU9:51 pmHouston Hobby

May 4

HOU2:32 pmHouston Hobby

11h 33m

1 stop

LHR8:05 amLondon Heathrow

$1,148

Find similar

Virgin Atlantic flights from London to Houston

Our best Virgin Atlantic deals on London to Houston flight tickets

Virgin Atlantic

Mar 12

LHR12:30 pmLondon Heathrow

14h 58m

1 stop

HOU10:28 pmHouston Hobby

Mar 16

HOU10:35 amHouston Hobby

17h 25m

1 stop

LHR9:00 amLondon Heathrow

$1,105

Find similar

Virgin Atlantic

Jan 14

LHR12:30 pmLondon Heathrow

16h 03m

1 stop

HOU10:33 pmHouston Hobby

Jan 18

HOU5:04 pmHouston Hobby

31h 21m

1 stop

LHR6:25 amLondon Heathrow

$1,107

Find similar

Virgin Atlantic

Dec 23

LCY6:55 pmLondon City

24h 35m

1 stop

IAH1:30 pmHouston George Bush Intcntl

Jan 8

IAH3:30 pmHouston George Bush Intcntl

11h 20m

1 stop

LCY8:50 amLondon City

$1,307

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Fri 4/10

2:00 pm-7:54 am

1 stop23h 54m

Houston George Bush Intcntl

Tue 4/14

7:05 am-6:20 am

1 stop17h 15m

$825

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 1/22

2:50 pm-12:44 pm

1 stop27h 54m

Houston George Bush Intcntl

Mon 1/26

6:20 pm-12:50 pm

1 stop36h 30m

$825

LondonHouston

LCY - IAH

LCYIAH

London City

Mon 1/26

9:15 am-10:56 pm

2 stops19h 41m

Houston George Bush Intcntl

Mon 2/9

5:05 am-9:15 am

3 stops22h 10m

$828

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 2/12

10:20 am-11:37 pm

2 stops19h 17m

Houston George Bush Intcntl

Sat 2/21

10:40 am-4:00 pm

2 stops23h 20m

$831

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 2/23

9:20 am-2:00 pm

1 stop34h 40m

Houston George Bush Intcntl

Thu 2/26

2:55 pm-6:55 am

1 stop34h 00m

$832

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Fri 1/9

10:00 am-10:56 pm

3 stops42h 56m

Houston George Bush Intcntl

Sat 1/17

4:15 pm-8:40 pm

3 stops22h 25m

$833

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 1/26

6:40 am-9:13 pm

2 stops20h 33m

Houston George Bush Intcntl

Sun 4/26

1:15 pm-9:40 pm

2 stops26h 25m

$834

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 4/14

9:30 am-1:45 pm

Nonstop10h 15m

Houston George Bush Intcntl

Thu 4/23

9:05 pm-12:25 pm

Nonstop9h 20m

$837

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Thu 4/16

10:05 am-5:59 pm

1 stop13h 54m

Houston Hobby

Wed 4/22

8:27 pm-2:25 pm

1 stop11h 58m

$854

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Mon 1/12

8:20 am-4:12 pm

1 stop13h 52m

Houston Hobby

Mon 1/26

6:36 pm-12:15 pm

1 stop11h 39m

$1,051

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London 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 and Houston?

What is the cheapest month to fly to Houston?

The month of March is, on average, the cheapest month to fly to Houston from London, with most prices found around $822. The month of January is another great option to travel to Houston, with average flight prices from London averaging around $828.

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

On average, the least expensive day to fly to Houston from London is on a Saturday. momondo users have found tickets for Saturday departures for as low as $894. However, this price may fluctuate depending on the airline, the season, and holidays. 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 $1,280.

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

Our data shows that the cheapest London to Houston flights are usually those with departure times in the evening. Our users have found flights to Houston in the evening for as low as $759. Try not to purchase tickets in the morning because they tend to be around $990. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London to Houston flight route?

Fly from London Heathrow to Houston George Bush Intcntl for the best London - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $974 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from London for as low as $809 on momondo.

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

There are 3 cabin classes available to choose from on London 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 to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Houston

Fastest flight time	10h 20m
Direct flights	Every day
Airports in Houston	1 airport

The fastest flight from London to Houston takes 10h 20m

Direct flights go from London to Houston every day.

There is 1 airport near Houston: Houston George Bush Intcntl (IAH)

Search flight deals

How far is London to Houston by plane?
The distance between London and Houston is about 4845.7 mi. In terms of flight time, this usually takes a little over 10h 15m.
When did momondo last update prices for flights from London to Houston?
Prices for flights from London to Houston are refreshed on a daily basis.
How many operators does momondo search for flights from London to Houston?
As of December 2025, there are 5 operators available to choose from for flights from London to Houston.
How old do you have to be to fly from London 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 to Houston.
What documentation or ID do you need to fly to Houston?
The necessary travel and health documents for your Houston trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London to Houston

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $496	Free Cancellation	Rating 7.2 11,043 reviews	Search American Airlines flights
Lufthansa	PriceFrom $652	Free Cancellation	Rating 6.8 7,619 reviews	Search Lufthansa flights
British Airways	PriceFrom $730	Free Cancellation	Rating 6.7 7,573 reviews	Search British Airways flights
Austrian Airlines	PriceFrom $803	Free Cancellation	Rating 7.6 879 reviews	Search Austrian Airlines flights
United Airlines	PriceFrom $825	Free Cancellation	Rating 7.4 9,089 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Houston?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Houston from London.

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 helps you find the best flight between London and Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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, organize 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 to Houston from $367

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 to Houston departing on 3/10. 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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American Airlines flights from London to Houston

Our best American Airlines deals on London to Houston flight tickets

Virgin Atlantic flights from London to Houston

Our best Virgin Atlantic deals on London to Houston flight tickets

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How to get the cheapest flight ticket from London 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 and Houston?

What is the cheapest month to fly to Houston?

The month of March is, on average, the cheapest month to fly to Houston from London, with most prices found around $822. The month of January is another great option to travel to Houston, with average flight prices from London averaging around $828.

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?

What is the cheapest London to Houston flight route?

Fly from London Heathrow to Houston George Bush Intcntl for the best London - Houston flight prices

How far in advance should I book a flight to Houston?

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

There are 3 cabin classes available to choose from on London 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 to Houston?

WestJet, Lufthansa, and Iberia are the most popular carriers operating from London to Houston

What airlines fly 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 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 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 which experiences the fewest number of 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 least number of 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 to Houston on average per day?

As of December 2025, there are 19 flights per day flying from London to Houston. The most common time of day flights depart is 10:00AM, with 57% of flights taking off at noon.

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

139 flights are operational weekly from London to Houston as of December 2025. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.

Cheap London to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Houston

Fastest flight time

Direct flights

Airports in Houston

How far is London to Houston by plane?

When did momondo last update prices for flights from London to Houston?

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

How old do you have to be to fly from London to Houston?

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

Best airlines flying from London to Houston

Compare and see reviews for airlines that fly from London 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, organize 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