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Cheap flights from London Gatwick Airport to Houston from $461

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 9/21. 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 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
$931Multiple Airlines
Sun, Sep 13 - Sun, Sep 20
Multiple Airlines Logo
2:00 pm - 8:45 am
LGW
-
IAH
24h 45m
1 stop
Multiple Airlines Logo
9:42 am - 10:00 am
IAH
-
LGW
18h 18m
2 stops
$933Multiple Airlines
Mon, Jul 6 - Sun, Jul 12
JetBlue Logo
12:20 pm - 1:24 pm
LGW
-
IAH
31h 04m
1 stop
JetBlue Logo
1:27 pm - 9:35 am
IAH
-
LGW
14h 08m
1 stop
$934JetBlue
Thu, Jun 4 - Mon, Jun 15
Multiple Airlines Logo
2:00 pm - 12:12 pm
LGW
-
IAH
28h 12m
2 stops
Multiple Airlines Logo
7:24 pm - 10:00 am
IAH
-
LGW
32h 36m
1 stop
$935Multiple Airlines
Sun, Jun 28 - Sun, Jul 5
Multiple Airlines Logo
2:00 pm - 7:17 pm
LGW
-
IAH
35h 17m
2 stops
Multiple Airlines Logo
9:42 am - 10:00 am
IAH
-
LGW
18h 18m
2 stops
$936Multiple Airlines
Tue, May 26 - Wed, Jun 24
Multiple Airlines Logo
2:00 pm - 7:34 am
LGW
-
IAH
47h 34m
2 stops
Multiple Airlines Logo
7:24 pm - 10:00 am
IAH
-
LGW
32h 36m
1 stop
$937Multiple Airlines
Tue, Jun 2 - Thu, Jun 11
Multiple Airlines Logo
2:00 pm - 8:50 am
LGW
-
IAH
24h 50m
1 stop
Multiple Airlines Logo
8:55 pm - 10:00 am
IAH
-
LGW
31h 05m
2 stops
$938Multiple Airlines
Wed, Jun 3 - Fri, Jun 19
JetBlue Logo
12:20 pm - 4:09 pm
LGW
-
IAH
33h 49m
1 stop
JetBlue Logo
5:09 pm - 9:35 am
IAH
-
LGW
34h 26m
1 stop
$939JetBlue
Wed, Jul 8 - Wed, Jul 15
Multiple Airlines Logo
2:00 pm - 8:47 am
LGW
-
IAH
24h 47m
1 stop
Multiple Airlines Logo
6:00 pm - 3:50 pm
IAH
-
LGW
15h 50m
2 stops
$940Multiple Airlines
Fri, Aug 28 - Tue, Sep 8
JetBlue Logo
12:20 pm - 1:24 pm
LGW
-
IAH
31h 04m
1 stop
JetBlue Logo
1:27 pm - 9:35 am
IAH
-
LGW
14h 08m
1 stop
$942JetBlue
Thu, Jun 4 - Mon, Jun 15

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
Jun 18
LGW7:30 amLondon Gatwick
35h 15m
1 stop
IAH12:45 pmHouston George Bush Intcntl
Jul 30
IAH9:10 pmHouston George Bush Intcntl
19h 15m
1 stop
LGW10:25 pmLondon Gatwick
$943
Turkish Airlines
Jun 18
LGW10:50 amLondon Gatwick
31h 55m
1 stop
IAH12:45 pmHouston George Bush Intcntl
Jul 30
IAH9:10 pmHouston George Bush Intcntl
19h 15m
1 stop
LGW10:25 pmLondon Gatwick
$945
Turkish Airlines
Oct 11
LGW7:30 amLondon Gatwick
35h 15m
1 stop
IAH12:45 pmHouston George Bush Intcntl
Oct 15
IAH9:10 pmHouston George Bush Intcntl
37h 35m
1 stop
LGW4:45 pmLondon Gatwick
$956

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
Jun 4
LGW12:20 pmLondon Gatwick
31h 04m
1 stop
IAH1:24 pmHouston George Bush Intcntl
Jun 15
IAH1:27 pmHouston George Bush Intcntl
14h 08m
1 stop
LGW9:35 amLondon Gatwick
$934
JetBlue
Jul 8
LGW12:20 pmLondon Gatwick
33h 49m
1 stop
IAH4:09 pmHouston George Bush Intcntl
Jul 15
IAH5:09 pmHouston George Bush Intcntl
34h 26m
1 stop
LGW9:35 amLondon Gatwick
$939
JetBlue
Jun 5
LGW12:20 pmLondon Gatwick
31h 04m
1 stop
IAH1:24 pmHouston George Bush Intcntl
Jul 9
IAH1:27 pmHouston George Bush Intcntl
14h 08m
1 stop
LGW9:35 amLondon Gatwick
$969

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 May 14, 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

Sun 9/13

2:00 pm-10:40 am

1 stop26h 40m

Houston George Bush Intcntl

Sun 9/20

12:21 pm-10:00 am

1 stop15h 39m

$931

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 7/6

2:00 pm-8:45 am

1 stop24h 45m

Houston George Bush Intcntl

Sun 7/12

9:42 am-10:00 am

2 stops18h 18m

$933

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 6/4

12:20 pm-1:24 pm

1 stop31h 04m

Houston George Bush Intcntl

Mon 6/15

1:27 pm-9:35 am

1 stop14h 08m

$934

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sun 6/28

2:00 pm-12:12 pm

2 stops28h 12m

Houston George Bush Intcntl

Sun 7/5

7:24 pm-10:00 am

1 stop32h 36m

$935

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 5/26

2:00 pm-7:17 pm

2 stops35h 17m

Houston George Bush Intcntl

Wed 6/24

9:42 am-10:00 am

2 stops18h 18m

$936

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 6/2

2:00 pm-7:34 am

2 stops47h 34m

Houston George Bush Intcntl

Thu 6/11

7:24 pm-10:00 am

1 stop32h 36m

$937

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 6/3

2:00 pm-8:50 am

1 stop24h 50m

Houston George Bush Intcntl

Fri 6/19

8:55 pm-10:00 am

2 stops31h 05m

$938

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 7/8

12:20 pm-4:09 pm

1 stop33h 49m

Houston George Bush Intcntl

Wed 7/15

5:09 pm-9:35 am

1 stop34h 26m

$939
Quickest round-trip

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Fri 8/28

2:00 pm-8:47 am

1 stop24h 47m

Houston George Bush Intcntl

Tue 9/8

6:00 pm-3:50 pm

2 stops15h 50m

$940

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 6/4

12:20 pm-1:24 pm

1 stop31h 04m

Houston George Bush Intcntl

Mon 6/15

1:27 pm-9:35 am

1 stop14h 08m

$942

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 $936. 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 $1,223.

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 afternoon. Our users have found flights to Houston George Bush Intcntl Airport in the afternoon for as low as $981. Try not to purchase tickets at noon because they tend to be around $1,035. 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 53% 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 10m

Direct flights

None
The fastest flight from London Gatwick Airport to Houston George Bush Intcntl Airport takes 18h 10m
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 10m 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
Conroe
Humble
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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