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Cheap flights from London Gatwick Airport to Houston from £400

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 Gatwick Airport to Houston departing on 16/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:00 - 17:16LGW-IAH
33h 16m2 stops
Multiple Airlines Logo
10:00 - 10:00IAH-LGW
18h 00m2 stops
£569Multiple Airlines
Find Deal
Thu, 27 Nov - Thu, 4 Dec
Multiple Airlines Logo
08:30 - 23:59LGW-IAH
21h 29m2 stops
Multiple Airlines Logo
06:00 - 10:55IAH-LGW
22h 55m2 stops
£574Multiple Airlines
Find Deal
Thu, 11 Dec - Fri, 9 Jan
Multiple Airlines Logo
14:00 - 22:43LGW-IAH
14h 43m1 stop
Multiple Airlines Logo
19:25 - 10:00IAH-LGW
32h 35m1 stop
£575Multiple Airlines
Find Deal
Mon, 8 Dec - Wed, 24 Dec
Multiple Airlines Logo
14:00 - 23:59LGW-IAH
15h 59m1 stop
Multiple Airlines Logo
06:10 - 10:55IAH-LGW
22h 45m3 stops
£578Multiple Airlines
Find Deal
Mon, 17 Nov - Mon, 1 Dec
Multiple Airlines Logo
11:55 - 17:26LGW-IAH
35h 31m3 stops
Multiple Airlines Logo
05:33 - 10:55IAH-LGW
23h 22m3 stops
£579Multiple Airlines
Find Deal
Thu, 27 Nov - Mon, 8 Dec
Multiple Airlines Logo
14:00 - 23:59LGW-IAH
15h 59m1 stop
Multiple Airlines Logo
08:29 - 10:00IAH-LGW
19h 31m1 stop
£580Multiple Airlines
Find Deal
Mon, 10 Nov - Thu, 20 Nov
Multiple Airlines Logo
08:30 - 23:59LGW-IAH
21h 29m2 stops
Multiple Airlines Logo
12:17 - 10:00IAH-LGW
15h 43m1 stop
£581Multiple Airlines
Find Deal
Thu, 11 Dec - Fri, 9 Jan
Multiple Airlines Logo
08:30 - 19:30LGW-IAH
41h 00m3 stops
Multiple Airlines Logo
05:45 - 10:55IAH-LGW
23h 10m3 stops
£582Multiple Airlines
Find Deal
Tue, 11 Nov - Wed, 19 Nov
Multiple Airlines Logo
08:30 - 17:16LGW-IAH
38h 46m3 stops
Multiple Airlines Logo
06:10 - 09:50IAH-LGW
21h 40m3 stops
£584Multiple Airlines
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Sun, 23 Nov - Tue, 25 Nov
Turkish Airlines Logo
06:25 - 19:10LGW-IAH
18h 45m1 stop
Turkish Airlines Logo
15:55 - 16:10IAH-LGW
19h 15m1 stop
£672Turkish Airlines
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Wed, 4 Mar - Wed, 18 Mar

Turkish Airlines flights from London Gatwick Airport to Houston George Bush Intcntl Airport

Our best Turkish Airlines deals on London Gatwick Airport to Houston George Bush Intcntl Airport flight tickets
Turkish Airlines
4 Mar
LGW06:25London Gatwick
18h 45m
1 stop
IAH19:10Houston George Bush Intcntl
18 Mar
IAH15:55Houston George Bush Intcntl
19h 15m
1 stop
LGW16:10London Gatwick
£672
Find similar
Turkish Airlines
7 Nov
LGW10:15London Gatwick
32h 55m
1 stop
IAH13:10Houston George Bush Intcntl
15 Nov
IAH14:55Houston George Bush Intcntl
25h 40m
1 stop
LGW22:35London Gatwick
£710
Find similar
Turkish Airlines
11 Nov
LGW17:05London Gatwick
26h 05m
1 stop
IAH13:10Houston George Bush Intcntl
3 Dec
IAH14:55Houston George Bush Intcntl
19h 15m
1 stop
LGW16:10London Gatwick
£713
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momondo Fare Finder

 
Customise your flight search to find flights from London Gatwick 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 31 October 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 27/11

14:00-17:16

2 stops33h 16m

Houston George Bush Intcntl

Thu 4/12

10:00-10:00

2 stops18h 00m

£569

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 11/12

08:30-23:59

2 stops21h 29m

Houston George Bush Intcntl

Fri 9/1

06:00-10:55

2 stops22h 55m

£574

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 8/12

14:00-22:43

1 stop14h 43m

Houston George Bush Intcntl

Wed 24/12

19:25-10:00

1 stop32h 35m

£575

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 17/11

14:00-23:59

1 stop15h 59m

Houston George Bush Intcntl

Mon 1/12

06:10-10:55

3 stops22h 45m

£578

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 27/11

11:55-17:26

3 stops35h 31m

Houston George Bush Intcntl

Mon 8/12

05:33-10:55

3 stops23h 22m

£579

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 10/11

14:00-23:59

1 stop15h 59m

Houston George Bush Intcntl

Thu 20/11

08:29-10:00

1 stop19h 31m

£580

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 11/12

08:30-23:59

2 stops21h 29m

Houston George Bush Intcntl

Fri 9/1

12:17-10:00

1 stop15h 43m

£581

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 11/11

08:30-19:30

3 stops41h 00m

Houston George Bush Intcntl

Wed 19/11

05:45-10:55

3 stops23h 10m

£582

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sun 23/11

08:30-17:16

3 stops38h 46m

Houston George Bush Intcntl

Tue 25/11

06:10-09:50

3 stops21h 40m

£584

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 4/3

06:25-19:10

1 stop18h 45m

Houston George Bush Intcntl

Wed 18/3

15:55-16:10

1 stop19h 15m

£672

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from London Gatwick 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 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 £704. The most expensive day to fly to Houston George Bush Intcntl Airport is Saturday, 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 Gatwick 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 £638. Try not to purchase tickets in the morning because they tend to be around £738. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Are you open to changing your travel dates? Check out the ideal times to fly from London Gatwick 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 Gatwick Airport to Houston George Bush Intcntl Airport (LGW to IAH) flight deals and tips

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

Direct flights

None
There are no direct flights from London Gatwick Airport to Houston George Bush Intcntl Airport. There are no popular flight routes from London Gatwick Airport to Houston George Bush Intcntl Airport.
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  • How far is London Gatwick to Houston George Bush Intcntl by plane?

    A flight from London Gatwick to Houston George Bush Intcntl will travel around 4840.1 mi. By plane, this route typically takes 14h 43m.

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

    Prices for flights from London Gatwick Airport to Houston George Bush Intcntl Airport are refreshed on a daily basis.

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

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

    The necessary travel and health documents for your Houston George Bush Intcntl Airport 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.

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
Montgomery
Katy

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?

Flights from London to Houston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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 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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