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Cheap flights from London Heathrow Airport to Houston from £262

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 5/9. 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

Logo
15:05 - 11:42LHR-IAH
26h 37m2 stops
Logo
13:35 - 12:50IAH-LHR
17h 15m1 stop
£461
Find Deal
vie., 5 sep. - mié., 26 nov.
Logo
08:00 - 11:42LHR-IAH
33h 42m2 stops
Logo
14:27 - 22:00IAH-LHR
25h 33m2 stops
£470
Find Deal
mié., 17 sep. - mié., 24 sep.
Logo
13:45 - 11:42LHR-IAH
27h 57m2 stops
Logo
12:58 - 22:55IAH-LHR
27h 57m3 stops
£488
Find Deal
mié., 17 sep. - mié., 24 sep.
Logo
10:20 - 05:00LHR-IAH
24h 40m2 stops
Logo
08:00 - 18:30IAH-LHR
28h 30m2 stops
£492
Find Deal
mié., 27 ago. - mié., 3 sep.
JetBlue Logo
08:25 - 13:40LHR-IAH
35h 15m1 stop
JetBlue Logo
14:35 - 06:30IAH-LHR
33h 55m1 stop
£517JetBlue
Find Deal
mié., 17 sep. - mar., 23 sep.
Icelandair Logo
08:25 - 13:40LHR-IAH
35h 15m1 stop
Icelandair Logo
14:39 - 06:30IAH-LHR
33h 51m1 stop
£522Icelandair
Find Deal
lun., 8 sep. - lun., 6 oct.
JetBlue Logo
08:25 - 13:40LHR-IAH
35h 15m1 stop
JetBlue Logo
14:35 - 06:30IAH-LHR
33h 55m1 stop
£546JetBlue
Find Deal
vie., 12 sep. - dom., 21 sep.
Icelandair Logo
08:25 - 13:41LHR-IAH
35h 16m1 stop
Icelandair Logo
14:35 - 06:30IAH-LHR
33h 55m1 stop
£552Icelandair
Find Deal
jue., 4 sep. - dom., 14 sep.
JetBlue Logo
09:20 - 17:47LHR-IAH
14h 27m1 stop
JetBlue Logo
13:35 - 06:55IAH-LHR
11h 20m1 stop
£556JetBlue
Find Deal
lun., 17 nov. - mié., 3 dic.
JetBlue Logo
09:20 - 09:28LHR-IAH
30h 08m1 stop
JetBlue Logo
13:35 - 06:55IAH-LHR
11h 20m1 stop
£562JetBlue
Find Deal
mié., 26 nov. - mié., 10 dic.

JetBlue flights from London Heathrow Airport to Houston George Bush Intcntl Airport

Our best JetBlue deals on London Heathrow Airport to Houston George Bush Intcntl Airport flight tickets
JetBlue
17 Sept
LHR08:25London Heathrow
35h 15m
1 stop
IAH13:40Houston George Bush Intcntl
23 Sept
IAH14:35Houston George Bush Intcntl
33h 55m
1 stop
LHR06:30London Heathrow
£517
Find similar
JetBlue
12 Sept
LHR08:25London Heathrow
35h 15m
1 stop
IAH13:40Houston George Bush Intcntl
21 Sept
IAH14:35Houston George Bush Intcntl
33h 55m
1 stop
LHR06:30London Heathrow
£546
Find similar
JetBlue
17 Nov
LHR09:20London Heathrow
14h 27m
1 stop
IAH17:47Houston George Bush Intcntl
3 Dec
IAH13:35Houston George Bush Intcntl
11h 20m
1 stop
LHR06:55London Heathrow
£556
Find similar

British Airways flights from London Heathrow Airport to Houston George Bush Intcntl Airport

Our best British Airways deals on London Heathrow Airport to Houston George Bush Intcntl Airport flight tickets
British Airways
4 Aug
LHR06:15London Heathrow
21h 26m
2 stops
IAH21:41Houston George Bush Intcntl
11 Aug
IAH13:06Houston George Bush Intcntl
12h 14m
1 stop
LHR07:20London Heathrow
£737
Find similar
British Airways
8 Aug
LHR18:20London Heathrow
29h 36m
2 stops
IAH17:56Houston George Bush Intcntl
16 Sept
IAH13:23Houston George Bush Intcntl
11h 27m
1 stop
LHR06:50London Heathrow
£740
Find similar
British Airways
5 Aug
LHR16:05London Heathrow
51h 42m
2 stops
IAH13:47Houston George Bush Intcntl
11 Aug
IAH13:06Houston George Bush Intcntl
17h 09m
1 stop
LHR12:15London Heathrow
£741
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Houston George Bush Intcntl Airport 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 279,928 searches. Data last updated 30 julio 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

vie. 5/9

15:05-11:42

2 stops26h 37m

Houston George Bush Intcntl

mié. 26/11

13:35-12:50

1 stop17h 15m

£461

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

mié. 17/9

08:00-11:42

2 stops33h 42m

Houston George Bush Intcntl

mié. 24/9

14:27-22:00

2 stops25h 33m

£470

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

mié. 17/9

13:45-11:42

2 stops27h 57m

Houston George Bush Intcntl

mié. 24/9

12:58-22:55

3 stops27h 57m

£488

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

mié. 27/8

10:20-05:00

2 stops24h 40m

Houston George Bush Intcntl

mié. 3/9

08:00-18:30

2 stops28h 30m

£492

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

mié. 17/9

08:25-13:40

1 stop35h 15m

Houston George Bush Intcntl

mar. 23/9

14:35-06:30

1 stop33h 55m

£517

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

lun. 8/9

08:25-13:40

1 stop35h 15m

Houston George Bush Intcntl

lun. 6/10

14:39-06:30

1 stop33h 51m

£522

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

vie. 12/9

08:25-13:40

1 stop35h 15m

Houston George Bush Intcntl

dom. 21/9

14:35-06:30

1 stop33h 55m

£546

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

jue. 4/9

08:25-13:41

1 stop35h 16m

Houston George Bush Intcntl

dom. 14/9

14:35-06:30

1 stop33h 55m

£552

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

lun. 17/11

09:20-17:47

1 stop14h 27m

Houston George Bush Intcntl

mié. 3/12

13:35-06:55

1 stop11h 20m

£556

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

mié. 26/11

09:20-09:28

1 stop30h 08m

Houston George Bush Intcntl

mié. 10/12

13:35-06:55

1 stop11h 20m

£562

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Houston from

How to get the cheapest flight ticket from London Heathrow Airport to Houston George Bush Intcntl Airport

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 cheapest month to fly to Houston George Bush Intcntl Airport?

In general, February is the cheapest month to fly from London Heathrow Airport to Houston George Bush Intcntl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £589. If you aren’t able to travel to Houston George Bush Intcntl Airport during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of £611.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that Wednesday is the least expensive day to fly to Houston George Bush Intcntl Airport. Tickets to fly out on this day can be as low as £690. The most expensive day to fly to Houston George Bush Intcntl Airport is Sunday, with ticket prices averaging around £769.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest London Heathrow Airport to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as £630. Try not to purchase tickets at midday because they tend to be around £735. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London Heathrow to Houston George Bush Intcntl flight route?

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

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around £736 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from London Heathrow Airport for as low as £623 on momondo.

What cabin class options are available on London Heathrow to Houston George Bush Intcntl flights?

There are 4 cabin classes available to choose from on London Heathrow to Houston George Bush Intcntl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Houston George Bush Intcntl Airport flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Houston George Bush Intcntl Airport.

How have London Heathrow Airport to Houston George Bush Intcntl Airport flight prices changed over time?

As of July 2025, prices for London Heathrow Airport to Houston George Bush Intcntl Airport flights are approximately 11% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Houston George Bush Intcntl Airport (LHR to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Houston George Bush Intcntl Airport

Best price found

£262

Fastest flight time

13h 59m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from London Heathrow Airport in the past 72 hours is £262. The best return flight deal from London Heathrow Airport to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is £461.
The fastest flight from London Heathrow Airport to Houston George Bush Intcntl Airport takes 13h 59m
Direct flights go from London Heathrow Airport to Houston George Bush Intcntl Airport every day.
Search flight deals

  • How far is London Heathrow to Houston George Bush Intcntl by plane?

    There are 4820.4 mi between London Heathrow and Houston George Bush Intcntl. 13h 59m is a normal flight duration for this route.

  • When did momondo last update prices for flights from London Heathrow Airport to Houston George Bush Intcntl Airport?

    Prices for flights from London Heathrow Airport to Houston George Bush Intcntl Airport were last updated today.

  • How many operators does momondo search for flights from London Heathrow Airport to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from London Heathrow Airport to Houston George Bush Intcntl Airport?

    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 George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Houston George Bush Intcntl Airport?

  • What is the most popular airline from London Heathrow Airport to Houston George Bush Intcntl Airport?

Best airlines flying from London Heathrow Airport to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from London Heathrow Airport to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom £385Free CancellationRating
7.2
2,972 reviews
Search WestJet flights
JetBluePriceFrom £460Free CancellationRating
7.2
2,913 reviews
Search JetBlue flights
IcelandairPriceFrom £475Free CancellationRating
7.0
521 reviews
Search Icelandair flights
LufthansaPriceFrom £495Free CancellationRating
6.8
7,265 reviews
Search Lufthansa flights
FinnairPriceFrom £503Free CancellationRating
7.6
1,316 reviews
Search Finnair flights
British AirwaysPriceFrom £541Free CancellationRating
6.6
7,215 reviews
Search British Airways flights
Virgin AtlanticPriceFrom £585Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights
Austrian AirlinesPriceFrom £597Free CancellationRating
7.6
821 reviews
Search Austrian Airlines flights
United AirlinesPriceFrom £605Free CancellationRating
7.4
8,896 reviews
Search United Airlines flights
IberiaPriceFrom £611Free CancellationRating
7.0
2,859 reviews
Search Iberia flights

  • Finnair Flights From London Heathrow Airport to Houston George Bush Intcntl Airport

    Across 13 Finnair flights from London Heathrow Airport to Houston George Bush Intcntl Airport this week, the average price was £820, with the best Finnair deals starting from £671 round-trip. 1,316 users have rated Finnair on momondo, with an average score of 7.6/10.

  • Austrian Airlines Flights From London Heathrow Airport to Houston George Bush Intcntl Airport

    Another popular option for London Heathrow Airport to Houston George Bush Intcntl Airport flights is Austrian Airlines (7.6/10, 821 ratings). Austrian Airlines flies from London Heathrow Airport to Houston George Bush Intcntl Airport around 14 times per week, with deals starting from £797 round-trip and rising to an average price of around £1,093.

Travelling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Conroe
Cypress
The Woodlands
Humble
Spring
Katy

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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?

All flight searches from London to Houston on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Houston?

Once all potential London to Houston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Houston right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Houston, momondo offers a useful price alert feature which will track prices for flights to Houston from London and alert you when they change.

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