Cheap flights from London to Houston from £181

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 15/9. 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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Cheap return flights

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14:00 - 18:06LGW-IAH
34h 06m1 stop
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12:58 - 06:20IAH-LGW
35h 22m1 stop
sex, 29 ago - sáb, 13 set
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14:00 - 08:24LGW-IAH
24h 24m1 stop
 Logo
05:50 - 06:55IAH-LGW
19h 05m2 stops
seg, 15 set - seg, 22 set
JetBlue Logo
12:10 - 13:40LGW-IAH
31h 30m1 stop
JetBlue Logo
14:35 - 09:35IAH-LGW
13h 00m1 stop
£479JetBlue
Find Deal
ter, 16 set - ter, 23 set
JetBlue Logo
12:10 - 13:40LGW-IAH
31h 30m1 stop
JetBlue Logo
14:39 - 09:35IAH-LGW
12h 56m1 stop
£493JetBlue
Find Deal
ter, 30 set - ter, 7 out
British Airways Logo
12:00 - 20:11LHR-HOU
14h 11m1 stop
British Airways Logo
16:29 - 10:50HOU-LHR
12h 21m1 stop
£675British Airways
Find Deal
qui, 4 set - qui, 11 set
Lufthansa Logo
09:50 - 18:15LCY-IAH
14h 25m1 stop
Lufthansa Logo
18:55 - 16:40IAH-LCY
15h 45m1 stop
£686Lufthansa
Find Deal
qua, 12 nov - dom, 16 nov
British Airways Logo
10:30 - 20:11LHR-HOU
15h 41m1 stop
British Airways Logo
18:44 - 12:45HOU-LHR
12h 01m1 stop
£694British Airways
Find Deal
seg, 15 set - seg, 22 set
Lufthansa Logo
08:45 - 17:50LCY-IAH
15h 05m1 stop
Lufthansa Logo
18:20 - 16:25IAH-LCY
16h 05m1 stop
£696Lufthansa
Find Deal
seg, 1 set - ter, 14 out
Iberia Logo
12:00 - 22:14LHR-HOU
16h 14m1 stop
Iberia Logo
14:26 - 09:00HOU-LHR
12h 34m1 stop
£734Iberia
Find Deal
ter, 7 out - dom, 12 out
Iberia Logo
12:00 - 20:11LHR-HOU
14h 11m1 stop
Iberia Logo
14:33 - 10:50HOU-LHR
14h 17m1 stop
£735Iberia
Find Deal
ter, 16 set - ter, 23 set

American Airlines flights from London to Houston

Our best American Airlines deals on London to Houston flight tickets
American Airlines
4 Sept
LHR08:20London Heathrow
13h 35m
1 stop
HOU15:55Houston Hobby
24 Sept
HOU18:44Houston Hobby
12h 01m
1 stop
LHR12:45London Heathrow
American Airlines
4 Sept
LHR12:00London Heathrow
14h 11m
1 stop
HOU20:11Houston Hobby
24 Sept
HOU18:44Houston Hobby
12h 01m
1 stop
LHR12:45London Heathrow
American Airlines
24 Aug
LHR15:10London Heathrow
13h 02m
1 stop
HOU22:12Houston Hobby
9 Sept
HOU18:44Houston Hobby
12h 01m
1 stop
LHR12:45London Heathrow

British Airways flights from London to Houston

Our best British Airways deals on London to Houston flight tickets
British Airways
4 Sept
LHR12:00London Heathrow
14h 11m
1 stop
HOU20:11Houston Hobby
11 Sept
HOU16:29Houston Hobby
12h 21m
1 stop
LHR10:50London Heathrow
British Airways
15 Sept
LHR10:30London Heathrow
15h 41m
1 stop
HOU20:11Houston Hobby
22 Sept
HOU18:44Houston Hobby
12h 01m
1 stop
LHR12:45London Heathrow
British Airways
28 Aug
LHR08:20London Heathrow
13h 30m
1 stop
HOU15:50Houston Hobby
3 Sept
HOU14:33Houston Hobby
12h 27m
1 stop
LHR09:00London Heathrow

momondo Fare Finder

 
Customise your flight search to find flights from London 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 279,928 searches. Data last updated 18 agosto 2025.
Use the filters below to find and compare flights from London to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

sex 29/8

14:00-18:06

1 stop34h 06m

Houston George Bush Intcntl

sáb 13/9

12:58-06:20

1 stop35h 22m

£344

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

seg 15/9

14:00-08:24

1 stop24h 24m

Houston George Bush Intcntl

seg 22/9

05:50-06:55

2 stops19h 05m

£354

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

ter 16/9

12:10-13:40

1 stop31h 30m

Houston George Bush Intcntl

ter 23/9

14:35-09:35

1 stop13h 00m

£479

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

ter 30/9

12:10-13:40

1 stop31h 30m

Houston George Bush Intcntl

ter 7/10

14:39-09:35

1 stop12h 56m

£493

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

qui 4/9

12:00-20:11

1 stop14h 11m

Houston Hobby

qui 11/9

16:29-10:50

1 stop12h 21m

£675

LondonHouston

LCY - IAH

LCYIAH

London City

qua 12/11

09:50-18:15

1 stop14h 25m

Houston George Bush Intcntl

dom 16/11

18:55-16:40

1 stop15h 45m

£686

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

seg 15/9

10:30-20:11

1 stop15h 41m

Houston Hobby

seg 22/9

18:44-12:45

1 stop12h 01m

£694

LondonHouston

LCY - IAH

LCYIAH

London City

seg 1/9

08:45-17:50

1 stop15h 05m

Houston George Bush Intcntl

ter 14/10

18:20-16:25

1 stop16h 05m

£696

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

ter 7/10

12:00-22:14

1 stop16h 14m

Houston Hobby

dom 12/10

14:26-09:00

1 stop12h 34m

£734

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

ter 16/9

12:00-20:11

1 stop14h 11m

Houston Hobby

ter 23/9

14:33-10:50

1 stop14h 17m

£735

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 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?

In general, January is the cheapest month to fly from London to Houston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £599. If you are unable to visit Houston during the month of January, then departing from London during the month March is also very affordable. Most momondo users find prices during this month for around £600.

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

The cheapest day to depart from London to Houston is on a Wednesday. Travellers who choose to depart for Houston on a Wednesday will often find tickets for as low as £660. 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 £721.

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 evening when flights can be purchased for as low as £684. In contrast, the most expensive time of day to depart to Houston is at midday when prices are around £721.

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 £718 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 for as low as £600 on momondo.

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

There are 4 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

Best price found

£181

Fastest flight time

13h 02m

Direct flights

Every day

Airports in Houston

2 airports
The best one-way flight to Houston from London in the past 72 hours is £181. The best return flight deal from London to Houston found on momondo in the last 72 hours is £344.
The fastest flight from London to Houston takes 13h 02m
Direct flights go from London to Houston every day.
There are 2 airports near Houston: Houston George Bush Intcntl (IAH), Houston Hobby (HOU)
  • How far is London to Houston by plane?

    The straight-line distance from London to Houston is 4845.7 mi. By plane, this route typically takes 13h 02m.

  • 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?

  • 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 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 license, 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.

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
KLMPriceFrom £313Free CancellationRating
7.8
1,385 reviews
Search KLM flights
Virgin AtlanticPriceFrom £379Free CancellationRating
7.4
657 reviews
Search Virgin Atlantic flights
WestJetPriceFrom £386Free CancellationRating
7.2
3,018 reviews
Search WestJet flights
IcelandairPriceFrom £441Free CancellationRating
7.0
527 reviews
Search Icelandair flights
JetBluePriceFrom £451Free CancellationRating
7.2
2,915 reviews
Search JetBlue flights
Scandinavian AirlinesPriceFrom £476Free CancellationRating
7.4
1,470 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom £489Free CancellationRating
6.8
7,330 reviews
Search Lufthansa flights
FinnairPriceFrom £495Free CancellationRating
7.6
1,320 reviews
Search Finnair flights
Austrian AirlinesPriceFrom £509Free CancellationRating
7.6
829 reviews
Search Austrian Airlines flights
Air CanadaPriceFrom £519Free CancellationRating
7.1
9,992 reviews
Search Air Canada flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Houston for you.

Can I find flights from London to Houston with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Houston flights to just show those with flexible booking policies.

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?

Yes. momondo can track prices for London to Houston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
sáb 23/8
sáb 30/8

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