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Cheap flights from London Heathrow Airport to Houston from $753

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 18/11. 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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Find the cheapest flights from London Heathrow Airport to Houston

Cheap return flights

Enter your travel dates to find the best prices.
JetBlue Logo
08:15 - 17:25
LHR
-
IAH
15h 10m
1 stop
JetBlue Logo
11:55 - 09:30
IAH
-
LHR
15h 35m
1 stop
$1,314JetBlue
Fri, 12 Jun - Tue, 21 Jul
JetBlue Logo
08:15 - 16:20
LHR
-
IAH
14h 05m
1 stop
JetBlue Logo
11:44 - 09:30
IAH
-
LHR
15h 46m
1 stop
$1,332JetBlue
Tue, 20 Oct - Sun, 8 Nov
JetBlue Logo
07:25 - 16:15
LHR
-
IAH
13h 50m
1 stop
JetBlue Logo
11:44 - 09:30
IAH
-
LHR
15h 46m
1 stop
$1,342JetBlue
Thu, 29 Oct - Thu, 5 Nov
JetBlue Logo
07:25 - 16:15
LHR
-
IAH
13h 50m
1 stop
JetBlue Logo
11:44 - 09:30
IAH
-
LHR
15h 46m
1 stop
$1,352JetBlue
Thu, 29 Oct - Fri, 6 Nov
JetBlue Logo
08:15 - 16:20
LHR
-
IAH
14h 05m
1 stop
JetBlue Logo
11:44 - 09:30
IAH
-
LHR
15h 46m
1 stop
$1,359JetBlue
Wed, 21 Oct - Wed, 4 Nov
JetBlue Logo
08:15 - 17:25
LHR
-
IAH
15h 10m
1 stop
JetBlue Logo
11:55 - 09:30
IAH
-
LHR
15h 35m
1 stop
$1,360JetBlue
Thu, 11 Jun - Tue, 21 Jul
JetBlue Logo
08:15 - 17:25
LHR
-
IAH
15h 10m
1 stop
JetBlue Logo
11:50 - 09:30
IAH
-
LHR
15h 40m
1 stop
$1,363JetBlue
Tue, 23 Jun - Tue, 8 Sep
Scandinavian Airlines Logo
06:40 - 23:58
LHR
-
IAH
22h 18m
2 stops
Scandinavian Airlines Logo
13:15 - 16:00
IAH
-
LHR
20h 45m
2 stops
$1,367Scandinavian Airlines
Fri, 30 Oct - Fri, 6 Nov
JetBlue Logo
08:15 - 16:20
LHR
-
IAH
14h 05m
1 stop
JetBlue Logo
11:44 - 09:30
IAH
-
LHR
15h 46m
1 stop
$1,370JetBlue
Tue, 20 Oct - Fri, 6 Nov
Multiple Airlines Logo
12:15 - 22:50
LHR
-
HOU
16h 35m
2 stops
Multiple Airlines Logo
11:10 - 10:50
HOU
-
LHR
17h 40m
2 stops
$1,569Multiple Airlines
Tue, 3 Nov - Mon, 16 Nov

Delta flights from London Heathrow Airport to Houston

Our best Delta deals on London Heathrow Airport to Houston flight tickets
Delta
23 Nov
LHR08:40London Heathrow
19h 03m
2 stops
HOU21:43Houston Hobby
30 Nov
HOU10:05Houston Hobby
16h 40m
2 stops
LHR08:45London Heathrow
$1,725
Delta
23 Nov
LHR08:40London Heathrow
19h 03m
2 stops
HOU21:43Houston Hobby
30 Nov
HOU13:00Houston Hobby
14h 00m
1 stop
LHR09:00London Heathrow
$1,728
Delta
23 Nov
LHR06:30London Heathrow
21h 13m
2 stops
HOU21:43Houston Hobby
30 Nov
HOU13:00Houston Hobby
12h 50m
1 stop
LHR07:50London Heathrow
$1,732

British Airways flights from London Heathrow Airport to Houston

Our best British Airways deals on London Heathrow Airport to Houston flight tickets
British Airways
3 Nov
LHR08:20London Heathrow
13h 34m
1 stop
HOU15:54Houston Hobby
16 Nov
HOU18:22Houston Hobby
11h 38m
1 stop
LHR12:00London Heathrow
$1,718
British Airways
30 Sept
LHR08:55London Heathrow
14h 59m
1 stop
HOU17:54Houston Hobby
5 Oct
HOU20:22Houston Hobby
12h 03m
1 stop
LHR14:25London Heathrow
$1,720
British Airways
30 Sept
LHR08:55London Heathrow
12h 48m
1 stop
HOU15:43Houston Hobby
5 Oct
HOU13:08Houston Hobby
11h 12m
1 stop
LHR06:20London Heathrow
$1,723

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 28 May 2026.
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

Fri 12/6

08:15-17:25

1 stop15h 10m

Houston George Bush Intcntl

Tue 21/7

11:55-09:30

1 stop15h 35m

$1,314

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 20/10

08:15-16:20

1 stop14h 05m

Houston George Bush Intcntl

Sun 8/11

11:44-09:30

1 stop15h 46m

$1,332
Fastest return journey

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 29/10

07:25-16:15

1 stop13h 50m

Houston George Bush Intcntl

Thu 5/11

11:44-09:30

1 stop15h 46m

$1,342

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 29/10

07:25-16:15

1 stop13h 50m

Houston George Bush Intcntl

Fri 6/11

11:44-09:30

1 stop15h 46m

$1,352

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 21/10

08:15-16:20

1 stop14h 05m

Houston George Bush Intcntl

Wed 4/11

11:44-09:30

1 stop15h 46m

$1,359

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 11/6

08:15-17:25

1 stop15h 10m

Houston George Bush Intcntl

Tue 21/7

11:55-09:30

1 stop15h 35m

$1,360

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 23/6

08:15-17:25

1 stop15h 10m

Houston George Bush Intcntl

Tue 8/9

11:50-09:30

1 stop15h 40m

$1,363

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 30/10

06:40-23:58

2 stops22h 18m

Houston George Bush Intcntl

Fri 6/11

13:15-16:00

2 stops20h 45m

$1,367

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 20/10

08:15-16:20

1 stop14h 05m

Houston George Bush Intcntl

Fri 6/11

11:44-09:30

1 stop15h 46m

$1,370

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Tue 3/11

12:15-22:50

2 stops16h 35m

Houston Hobby

Mon 16/11

11:10-10:50

2 stops17h 40m

$1,569

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 March is also cheap. Prices for this month can be found on momondo for an average of $151.

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 $1,427 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 $1,240 on momondo.

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

There are 2 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 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

Frequently asked questions about flying from London Heathrow Airport to Houston

  • 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.

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