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 16 per day as of August 2026. The most frequent departure time is 10:00, with 53% of daily flights leaving at midday.

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 156 minutes.

What day of the week experiences the fewest flight delays on this route?

Saturday 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 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.

Which airlines fly to Houston?

British Airways, Lufthansa and JetBlue 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 49% 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 is the cheapest airline that flies from London Heathrow to Houston?

JetBlue and Delta 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?

As of August 2026, 115 flights take off from London Heathrow Airport and land in Houston each week. The most common flight departure day for this route is Fri, with 19% of weekly flights 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 fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

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 15 as of August 2026.

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.

£414 Cheap Flights from London Heathrow Airport to Houston in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London Heathrow Airport to Houston

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

10:20 - 23:52

LHR

IAH

19h 32m

2 stops

16:10 - 21:40

IAH

LHR

23h 30m

2 stops

£561Scandinavian Airlines

Mon, 23 Nov - Wed, 2 Dec

06:40 - 23:55

LHR

IAH

23h 15m

2 stops

12:03 - 16:00

IAH

LHR

21h 57m

2 stops

£561Scandinavian Airlines

Fri, 9 Oct - Tue, 20 Oct

07:25 - 16:40

LHR

IAH

15h 15m

1 stop

18:46 - 10:10

IAH

LHR

33h 24m

1 stop

£579United Airlines

Wed, 21 Oct - Wed, 21 Oct

08:40 - 12:22

LHR

IAH

33h 42m

1 stop

17:18 - 20:45

IAH

LHR

21h 27m

1 stop

£581JetBlue

Mon, 7 Sep - Wed, 7 Oct

08:40 - 12:22

LHR

IAH

33h 42m

1 stop

17:18 - 20:45

IAH

LHR

21h 27m

1 stop

£582JetBlue

Mon, 7 Sep - Wed, 7 Oct

07:30 - 13:35

LHR

IAH

36h 05m

1 stop

07:20 - 07:25

IAH

LHR

18h 05m

1 stop

£586United Airlines

Tue, 11 Aug - Thu, 13 Aug

07:40 - 18:41

LHR

IAH

17h 01m

2 stops

11:02 - 06:30

IAH

LHR

13h 28m

1 stop

£652Aer Lingus

Tue, 1 Sep - Tue, 15 Sep

07:40 - 18:10

LHR

IAH

16h 30m

2 stops

11:45 - 20:45

IAH

LHR

27h 00m

1 stop

£681Aer Lingus

Fri, 9 Oct - Sun, 18 Oct

08:30 - 21:52

LHR

IAH

19h 22m

1 stop

07:20 - 06:30

IAH

LHR

17h 10m

2 stops

£690Air Canada

Thu, 10 Sep - Mon, 14 Sep

13:00 - 21:39

LHR

IAH

14h 39m

1 stop

11:50 - 07:10

IAH

LHR

13h 20m

1 stop

£725Air Canada

Thu, 19 Nov - Sun, 29 Nov

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Air France flights from London Heathrow Airport to Houston

Our best Air France deals on London Heathrow Airport to Houston flight tickets

Air France

6 Aug

LHR11:15London Heathrow

16h 50m

1 stop

HOU22:05Houston Hobby

16 Sept

HOU17:26Houston Hobby

13h 49m

1 stop

LHR13:15London Heathrow

£1,313

Air France

14 Aug

LHR09:20London Heathrow

13h 05m

1 stop

HOU16:25Houston Hobby

23 Aug

HOU17:20Houston Hobby

12h 00m

1 stop

LHR11:20London Heathrow

£1,430

Virgin Atlantic flights from London Heathrow Airport to Houston

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

Virgin Atlantic

16 Sept

LHR15:15London Heathrow

13h 24m

1 stop

HOU22:39Houston Hobby

21 Sept

HOU11:00Houston Hobby

20h 15m

1 stop

LHR13:15London Heathrow

£839

Virgin Atlantic

12 Aug

LHR09:20London Heathrow

13h 05m

1 stop

HOU16:25Houston Hobby

5 May

HOU17:35Houston Hobby

13h 40m

1 stop

LHR13:15London Heathrow

£1,170

Virgin Atlantic

13 Aug

LHR09:20London Heathrow

13h 05m

1 stop

HOU16:25Houston Hobby

7 Sept

HOU13:13Houston Hobby

12h 02m

1 stop

LHR07:15London Heathrow

£1,184

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

Cheapest return flight

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 23/11

10:20-23:52

2 stops19h 32m

Houston George Bush Intcntl

Wed 2/12

16:10-21:40

2 stops23h 30m

£561

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 9/10

06:40-23:55

2 stops23h 15m

Houston George Bush Intcntl

Tue 20/10

12:03-16:00

2 stops21h 57m

£561

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 21/10

07:25-16:40

1 stop15h 15m

Houston George Bush Intcntl

Wed 21/10

18:46-10:10

1 stop33h 24m

£579

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 7/9

08:40-12:22

1 stop33h 42m

Houston George Bush Intcntl

Wed 7/10

17:18-20:45

1 stop21h 27m

£581

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 7/9

08:40-12:22

1 stop33h 42m

Houston George Bush Intcntl

Wed 7/10

17:18-20:45

1 stop21h 27m

£582

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 11/8

07:30-13:35

1 stop36h 05m

Houston George Bush Intcntl

Thu 13/8

07:20-07:25

1 stop18h 05m

£586

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 1/9

07:40-18:41

2 stops17h 01m

Houston George Bush Intcntl

Tue 15/9

11:02-06:30

1 stop13h 28m

£652

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 9/10

07:40-18:10

2 stops16h 30m

Houston George Bush Intcntl

Sun 18/10

11:45-20:45

1 stop27h 00m

£681

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 10/9

08:30-21:52

1 stop19h 22m

Houston George Bush Intcntl

Mon 14/9

07:20-06:30

2 stops17h 10m

£690

Fastest return journey

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 19/11

13:00-21:39

1 stop14h 39m

Houston George Bush Intcntl

Sun 29/11

11:50-07:10

1 stop13h 20m

£725

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?

Prices are currently low for flights on this route.

Typical prices usually range from £665 to £1,071.
The lowest price recently found on this route was £561.

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 £648. 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 £669.

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 £733. In contrast, the most expensive time of day to depart to Houston is at midday when prices are around £793.

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 from London Heathrow Airport 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 £798 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 £664 on momondo.

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

There are 4 cabin classes available to choose from on London Heathrow Airport 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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Frequently asked questions about flying from London Heathrow Airport to Houston

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 15 as of August 2026.
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
Frontier	PriceFrom £40	Free Cancellation	Rating 5.6 2,740 reviews	Search Frontier flights
WestJet	PriceFrom £170	Free Cancellation	Rating 7.2 3,424 reviews	Search WestJet flights
Iberia	PriceFrom £348	Free Cancellation	Rating 7.0 3,264 reviews	Search Iberia flights
KLM	PriceFrom £363	Free Cancellation	Rating 7.8 1,552 reviews	Search KLM flights
Virgin Atlantic	PriceFrom £386	Free Cancellation	Rating 7.5 694 reviews	Search Virgin Atlantic flights
Finnair	PriceFrom £516	Free Cancellation	Rating 7.7 1,425 reviews	Search Finnair flights
JetBlue	PriceFrom £528	Free Cancellation	Rating 7.1 3,030 reviews	Search JetBlue flights
Air Canada	PriceFrom £556	Free Cancellation	Rating 7.1 11,418 reviews	Search Air Canada flights
Brussels Airlines	PriceFrom £568	Free Cancellation	Rating 7.3 431 reviews	Search Brussels Airlines flights
British Airways	PriceFrom £570	Free Cancellation	Rating 6.7 8,136 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.