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Cheap flights from London Gatwick Airport to Houston from $454

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 4/15. 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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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 - 9:43 am
LGW
-
IAH
25h 43m
1 stop
Multiple Airlines Logo
7:00 am - 10:00 am
IAH
-
LGW
21h 00m
1 stop
$785Multiple Airlines
Wed, Apr 29 - Sun, May 10
Multiple Airlines Logo
6:40 am - 5:30 pm
LGW
-
IAH
40h 50m
2 stops
Multiple Airlines Logo
1:41 pm - 10:00 am
IAH
-
LGW
14h 19m
1 stop
$792Multiple Airlines
Tue, Apr 21 - Mon, Apr 27
Multiple Airlines Logo
2:00 pm - 8:23 am
LGW
-
IAH
24h 23m
1 stop
Multiple Airlines Logo
9:45 am - 10:00 am
IAH
-
LGW
18h 15m
1 stop
$794Multiple Airlines
Mon, Apr 27 - Sat, May 9
Multiple Airlines Logo
2:00 pm - 8:38 am
LGW
-
IAH
24h 38m
1 stop
Multiple Airlines Logo
7:04 pm - 6:20 am
IAH
-
LGW
29h 16m
2 stops
$799Multiple Airlines
Fri, Apr 17 - Fri, Apr 24
Multiple Airlines Logo
2:00 pm - 8:38 am
LGW
-
IAH
24h 38m
1 stop
Multiple Airlines Logo
1:58 pm - 10:00 am
IAH
-
LGW
14h 02m
1 stop
$801Multiple Airlines
Mon, Apr 20 - Mon, May 4
Multiple Airlines Logo
2:00 pm - 8:23 am
LGW
-
IAH
24h 23m
1 stop
Multiple Airlines Logo
6:58 pm - 6:20 am
IAH
-
LGW
29h 22m
1 stop
$802Multiple Airlines
Mon, Apr 27 - Thu, May 7
Multiple Airlines Logo
2:00 pm - 1:03 pm
LGW
-
IAH
29h 03m
2 stops
Multiple Airlines Logo
1:58 pm - 10:00 am
IAH
-
LGW
14h 02m
1 stop
$803Multiple Airlines
Sun, Apr 26 - Sun, May 10
Multiple Airlines Logo
2:00 pm - 7:59 am
LGW
-
IAH
23h 59m
2 stops
Multiple Airlines Logo
2:01 pm - 10:00 am
IAH
-
LGW
13h 59m
1 stop
$804Multiple Airlines
Sun, Apr 19 - Sat, May 2
Multiple Airlines Logo
2:00 pm - 10:18 am
LGW
-
IAH
26h 18m
1 stop
Multiple Airlines Logo
7:00 am - 10:00 am
IAH
-
LGW
21h 00m
1 stop
$805Multiple Airlines
Mon, Apr 13 - Mon, Apr 27
Multiple Airlines Logo
2:00 pm - 8:23 am
LGW
-
IAH
24h 23m
1 stop
Multiple Airlines Logo
12:32 pm - 6:20 am
IAH
-
LGW
35h 48m
2 stops
$806Multiple Airlines
Mon, Apr 20 - Mon, May 4

Delta flights from London Gatwick Airport to Houston

Our best Delta deals on London Gatwick Airport to Houston flight tickets
Delta
Sep 8
LGW10:35 amLondon Gatwick
17h 00m
2 stops
HOU9:35 pmHouston Hobby
Sep 15
HOU10:05 amHouston Hobby
17h 20m
2 stops
LGW9:25 amLondon Gatwick
$1,223
Delta
Apr 13
LGW10:25 amLondon Gatwick
18h 43m
2 stops
HOU11:08 pmHouston Hobby
May 19
HOU10:27 amHouston Hobby
16h 58m
2 stops
LGW9:25 amLondon Gatwick
$1,267
Delta
May 7
LGW10:25 amLondon Gatwick
18h 01m
2 stops
HOU10:26 pmHouston Hobby
May 10
HOU10:27 amHouston Hobby
16h 58m
2 stops
LGW9:25 amLondon Gatwick
$1,299

American Airlines flights from London Gatwick Airport to Houston

Our best American Airlines deals on London Gatwick Airport to Houston flight tickets
American Airlines
May 7
LGW10:45 amLondon Gatwick
19h 02m
2 stops
HOU11:47 pmHouston Hobby
May 14
HOU9:57 amHouston Hobby
16h 43m
2 stops
LGW8:40 amLondon Gatwick
$1,210
American Airlines
Jun 7
LGW10:45 amLondon Gatwick
19h 14m
2 stops
HOU11:59 pmHouston Hobby
Jun 17
HOU9:30 amHouston Hobby
17h 10m
2 stops
LGW8:40 amLondon Gatwick
$1,342
American Airlines
Mar 29
LGW12:20 pmLondon Gatwick
17h 38m
2 stops
HOU11:58 pmHouston Hobby
Apr 1
HOU10:14 amHouston Hobby
16h 26m
2 stops
LGW8:40 amLondon Gatwick
$2,495

momondo Fare Finder

 
Customize your flight search to find flights from London Gatwick Airport 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 832,500 searches. Data last updated March 24, 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 4/29

2:00 pm-9:43 am

1 stop25h 43m

Houston George Bush Intcntl

Sun 5/10

7:00 am-10:00 am

1 stop21h 00m

$785

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 4/21

6:40 am-5:30 pm

2 stops40h 50m

Houston George Bush Intcntl

Mon 4/27

1:41 pm-10:00 am

1 stop14h 19m

$792

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 4/27

2:00 pm-8:23 am

1 stop24h 23m

Houston George Bush Intcntl

Sat 5/9

9:45 am-10:00 am

1 stop18h 15m

$794

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Fri 4/17

2:00 pm-8:38 am

1 stop24h 38m

Houston George Bush Intcntl

Fri 4/24

7:04 pm-6:20 am

2 stops29h 16m

$799

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 4/20

2:00 pm-8:38 am

1 stop24h 38m

Houston George Bush Intcntl

Mon 5/4

1:58 pm-10:00 am

1 stop14h 02m

$801

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 4/27

2:00 pm-8:23 am

1 stop24h 23m

Houston George Bush Intcntl

Thu 5/7

6:58 pm-6:20 am

1 stop29h 22m

$802

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sun 4/26

2:00 pm-1:03 pm

2 stops29h 03m

Houston George Bush Intcntl

Sun 5/10

1:58 pm-10:00 am

1 stop14h 02m

$803
Quickest round-trip

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sun 4/19

2:00 pm-7:59 am

2 stops23h 59m

Houston George Bush Intcntl

Sat 5/2

2:01 pm-10:00 am

1 stop13h 59m

$804

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 4/13

2:00 pm-10:18 am

1 stop26h 18m

Houston George Bush Intcntl

Mon 4/27

7:00 am-10:00 am

1 stop21h 00m

$805

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Mon 4/20

2:00 pm-8:23 am

1 stop24h 23m

Houston George Bush Intcntl

Mon 5/4

12:32 pm-6:20 am

2 stops35h 48m

$806

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

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 time of day to depart on your flight to Houston?

Our data shows that the cheapest London Gatwick Airport to Houston flights are usually those with departure times at noon. Our users have found flights to Houston at noon for as low as $965. Try not to purchase tickets in the morning because they tend to be around $1,004. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap London Gatwick Airport to Houston flight deals and tips

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

Fastest flight time

17h 15m

Direct flights

None
The fastest flight from London Gatwick Airport to Houston takes 17h 15m
There are no direct flights from London Gatwick Airport to Houston. There are no popular flight routes from London Gatwick Airport to Houston.
Search flight deals

  • How far is London Gatwick to Houston by plane?

    A flight from London Gatwick to Houston will travel around 4852.9 mi. Typically, this will take 17h 15m by plane in normal conditions.

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

    Prices for flights from London Gatwick Airport to Houston are updated daily.

  • How old do you have to be to fly from London Gatwick Airport to Houston?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Gatwick Airport 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.

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?

momondo does allow users to show only those flights to Houston from London which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between London and Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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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