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Cheap flights from London Gatwick Airport to Houston from $560

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 8/22. 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
1 adult, Economy, 0 bags

Find the cheapest flights from London Gatwick Airport to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:00 pm - 10:40 am
LGW
-
IAH
26h 40m
1 stop
Multiple Airlines Logo
12:21 pm - 10:00 am
IAH
-
LGW
15h 39m
1 stop
$837Multiple Airlines
Sat, Sep 19 - Fri, Oct 2
Multiple Airlines Logo
2:00 pm - 8:45 am
LGW
-
IAH
24h 45m
1 stop
Multiple Airlines Logo
7:23 pm - 10:00 am
IAH
-
LGW
32h 37m
1 stop
$838Multiple Airlines
Mon, Aug 3 - Mon, Aug 10
Multiple Airlines Logo
2:00 pm - 8:45 am
LGW
-
IAH
24h 45m
1 stop
Multiple Airlines Logo
7:23 pm - 10:00 am
IAH
-
LGW
32h 37m
1 stop
$840Multiple Airlines
Wed, Aug 5 - Thu, Aug 13
Multiple Airlines Logo
2:00 pm - 12:40 pm
LGW
-
IAH
28h 40m
2 stops
Multiple Airlines Logo
4:39 pm - 8:15 am
IAH
-
LGW
33h 36m
1 stop
$841Multiple Airlines
Wed, Oct 14 - Thu, Nov 12
Multiple Airlines Logo
2:00 pm - 2:32 pm
LGW
-
IAH
30h 32m
1 stop
Multiple Airlines Logo
8:57 am - 10:00 am
IAH
-
LGW
19h 03m
1 stop
$847Multiple Airlines
Tue, Aug 25 - Mon, Aug 31
Multiple Airlines Logo
2:00 pm - 2:32 pm
LGW
-
IAH
30h 32m
1 stop
Multiple Airlines Logo
8:57 am - 10:00 am
IAH
-
LGW
19h 03m
1 stop
$848Multiple Airlines
Tue, Aug 25 - Mon, Aug 31
Multiple Airlines Logo
2:00 pm - 8:02 am
LGW
-
IAH
24h 02m
1 stop
Multiple Airlines Logo
12:21 pm - 10:00 am
IAH
-
LGW
15h 39m
1 stop
$854Multiple Airlines
Thu, Aug 20 - Sat, Sep 12
Multiple Airlines Logo
2:00 pm - 11:56 am
LGW
-
IAH
27h 56m
2 stops
Multiple Airlines Logo
8:57 am - 10:00 am
IAH
-
LGW
19h 03m
1 stop
$863Multiple Airlines
Tue, Aug 18 - Sat, Aug 22
Multiple Airlines Logo
12:35 pm - 10:40 am
LGW
-
IAH
28h 05m
1 stop
Multiple Airlines Logo
4:39 pm - 8:15 am
IAH
-
LGW
33h 36m
1 stop
$868Multiple Airlines
Sun, Nov 1 - Sat, Nov 14
Multiple Airlines Logo
2:00 pm - 10:24 am
LGW
-
IAH
26h 24m
1 stop
Multiple Airlines Logo
4:39 pm - 8:15 am
IAH
-
LGW
33h 36m
1 stop
$872Multiple Airlines
Wed, Oct 14 - Thu, Nov 12

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

Our best JetBlue deals on London Gatwick Airport to Houston George Bush Intcntl Airport flight tickets
JetBlue
Jul 29
LGW12:20 pmLondon Gatwick
35h 21m
1 stop
IAH5:41 pmHouston George Bush Intcntl
Aug 3
IAH6:31 pmHouston George Bush Intcntl
33h 04m
1 stop
LGW9:35 amLondon Gatwick
$913
JetBlue
Jul 22
LGW12:20 pmLondon Gatwick
35h 21m
1 stop
IAH5:41 pmHouston George Bush Intcntl
Jul 30
IAH1:14 pmHouston George Bush Intcntl
14h 21m
1 stop
LGW9:35 amLondon Gatwick
$916
JetBlue
Jul 29
LGW12:20 pmLondon Gatwick
35h 21m
1 stop
IAH5:41 pmHouston George Bush Intcntl
Aug 3
IAH6:31 pmHouston George Bush Intcntl
33h 04m
1 stop
LGW9:35 amLondon Gatwick
$917

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated July 5, 2026.
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

Cheapest round-trip

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sat 9/19

2:00 pm-10:40 am

1 stop26h 40m

Houston George Bush Intcntl

Fri 10/2

12:21 pm-10:00 am

1 stop15h 39m

$837

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 8/3

2:00 pm-8:45 am

1 stop24h 45m

Houston George Bush Intcntl

Mon 8/10

7:23 pm-10:00 am

1 stop32h 37m

$838

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 8/5

2:00 pm-8:45 am

1 stop24h 45m

Houston George Bush Intcntl

Thu 8/13

7:23 pm-10:00 am

1 stop32h 37m

$840

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 10/14

2:00 pm-12:40 pm

2 stops28h 40m

Houston George Bush Intcntl

Thu 11/12

4:39 pm-8:15 am

1 stop33h 36m

$841

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 8/25

2:00 pm-2:32 pm

1 stop30h 32m

Houston George Bush Intcntl

Mon 8/31

8:57 am-10:00 am

1 stop19h 03m

$847

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 8/25

2:00 pm-2:32 pm

1 stop30h 32m

Houston George Bush Intcntl

Mon 8/31

8:57 am-10:00 am

1 stop19h 03m

$848
Quickest round-trip

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 8/20

2:00 pm-8:02 am

1 stop24h 02m

Houston George Bush Intcntl

Sat 9/12

12:21 pm-10:00 am

1 stop15h 39m

$854

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 8/18

2:00 pm-11:56 am

2 stops27h 56m

Houston George Bush Intcntl

Sat 8/22

8:57 am-10:00 am

1 stop19h 03m

$863

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sun 11/1

12:35 pm-10:40 am

1 stop28h 05m

Houston George Bush Intcntl

Sat 11/14

4:39 pm-8:15 am

1 stop33h 36m

$868

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 10/14

2:00 pm-10:24 am

1 stop26h 24m

Houston George Bush Intcntl

Thu 11/12

4:39 pm-8:15 am

1 stop33h 36m

$872

Flights are sorted by cheapest round-trip 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 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?

The cheapest day to depart from London Gatwick Airport to Houston George Bush Intcntl Airport is on a Sunday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Sunday will often find tickets for as low as $992. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Tuesday is $1,186.

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 morning. Our users have found flights to Houston George Bush Intcntl Airport in the morning for as low as $1,075. Try not to purchase tickets in the afternoon because they tend to be around $1,207. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You could potentially save up to 34% on your flight if you consider stops on a London Gatwick Airport to Houston George Bush Intcntl Airport flight.

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 round-trip 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

Fastest flight time

18h 35m

Direct flights

None
The fastest flight from London Gatwick Airport to Houston George Bush Intcntl Airport takes 18h 35m
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.
Search flight deals

Frequently asked questions about flying from London Gatwick Airport to Houston George Bush Intcntl Airport

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

    Houston George Bush Intcntl is 4840.1 mi away from London Gatwick. 18h 35m is a normal flight duration for this route.

  • 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 updated daily.

  • 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 travel and health documents required for your trip to Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Katy
The Woodlands
Humble
Conroe
Spring
Cypress
Montgomery
Jersey Village
Tomball
Livingston

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Houston. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Houston from London with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from London.

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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