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Cheap flights from London Gatwick Airport to Houston from $378

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 9/26. 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

Multiple Airlines Logo
3:25 pm - 9:53 pmLGW-IAH
36h 28m3 stops
Multiple Airlines Logo
1:35 pm - 9:15 pmIAH-LGW
25h 40m2 stops
$756Multiple Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 26
Multiple Airlines Logo
10:55 am - 5:20 amLGW-IAH
24h 25m1 stop
Multiple Airlines Logo
5:25 am - 10:00 amIAH-LGW
22h 35m1 stop
$757Multiple Airlines
Find Deal
Fri, Oct 17 - Tue, Oct 21
Multiple Airlines Logo
1:05 pm - 3:54 pmLGW-IAH
32h 49m1 stop
Multiple Airlines Logo
7:21 am - 6:20 amIAH-LGW
16h 59m1 stop
$763Multiple Airlines
Find Deal
Thu, Oct 16 - Sun, Oct 19
Multiple Airlines Logo
2:00 pm - 4:51 pmLGW-IAH
31h 51m2 stops
Multiple Airlines Logo
6:00 am - 9:45 amIAH-LGW
21h 45m2 stops
$765Multiple Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 8
JetBlue Logo
12:10 pm - 1:40 pmLGW-IAH
31h 30m1 stop
JetBlue Logo
2:45 pm - 9:35 amIAH-LGW
12h 50m1 stop
$777JetBlue
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Tue, Sep 30 - Wed, Oct 22
JetBlue Logo
12:10 pm - 1:40 pmLGW-IAH
31h 30m1 stop
JetBlue Logo
2:45 pm - 9:35 amIAH-LGW
12h 50m1 stop
$789JetBlue
Find Deal
Fri, Oct 3 - Wed, Oct 22
JetBlue Logo
12:10 pm - 1:40 pmLGW-IAH
31h 30m1 stop
JetBlue Logo
2:45 pm - 9:35 amIAH-LGW
12h 50m1 stop
$807JetBlue
Find Deal
Thu, Oct 2 - Tue, Oct 21
American Airlines Logo
12:30 pm - 12:47 amLGW-IAH
18h 17m2 stops
American Airlines Logo
7:30 am - 9:00 amIAH-LGW
19h 30m2 stops
$813American Airlines
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Wed, Nov 12 - Wed, Nov 19
American Airlines Logo
12:30 pm - 12:47 amLGW-IAH
18h 17m2 stops
American Airlines Logo
7:30 am - 9:00 amIAH-LGW
19h 30m2 stops
$814American Airlines
Find Deal
Wed, Nov 12 - Wed, Nov 19
American Airlines Logo
11:20 am - 12:50 pmLGW-IAH
31h 30m2 stops
American Airlines Logo
6:25 pm - 7:30 amIAH-LGW
55h 05m2 stops
$824American Airlines
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Sun, Mar 1 - Tue, Mar 3

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

Our best American Airlines deals on London Gatwick Airport to Houston George Bush Intcntl Airport flight tickets
American Airlines
Nov 12
LGW12:30 pmLondon Gatwick
18h 17m
2 stops
IAH12:47 amHouston George Bush Intcntl
Nov 19
IAH7:30 amHouston George Bush Intcntl
19h 30m
2 stops
LGW9:00 amLondon Gatwick
$813
Find similar
American Airlines
Nov 12
LGW12:30 pmLondon Gatwick
18h 17m
2 stops
IAH12:47 amHouston George Bush Intcntl
Nov 19
IAH7:30 amHouston George Bush Intcntl
19h 30m
2 stops
LGW9:00 amLondon Gatwick
$814
Find similar
American Airlines
Mar 1
LGW11:20 amLondon Gatwick
31h 30m
2 stops
IAH12:50 pmHouston George Bush Intcntl
Mar 3
IAH6:25 pmHouston George Bush Intcntl
55h 05m
2 stops
LGW7:30 amLondon Gatwick
$824
Find similar

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
Sep 30
LGW12:10 pmLondon Gatwick
31h 30m
1 stop
IAH1:40 pmHouston George Bush Intcntl
Oct 22
IAH2:45 pmHouston George Bush Intcntl
12h 50m
1 stop
LGW9:35 amLondon Gatwick
$777
Find similar
JetBlue
Oct 3
LGW12:10 pmLondon Gatwick
31h 30m
1 stop
IAH1:40 pmHouston George Bush Intcntl
Oct 22
IAH2:45 pmHouston George Bush Intcntl
12h 50m
1 stop
LGW9:35 amLondon Gatwick
$789
Find similar
JetBlue
Oct 2
LGW12:10 pmLondon Gatwick
31h 30m
1 stop
IAH1:40 pmHouston George Bush Intcntl
Oct 21
IAH2:45 pmHouston George Bush Intcntl
12h 50m
1 stop
LGW9:35 amLondon Gatwick
$807
Find similar

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 September 17, 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

Wed 11/5

3:25 pm-9:53 pm

3 stops36h 28m

Houston George Bush Intcntl

Wed 11/26

1:35 pm-9:15 pm

2 stops25h 40m

$756

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Fri 10/17

10:55 am-5:20 am

1 stop24h 25m

Houston George Bush Intcntl

Tue 10/21

5:25 am-10:00 am

1 stop22h 35m

$757

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 10/16

1:05 pm-3:54 pm

1 stop32h 49m

Houston George Bush Intcntl

Sun 10/19

7:21 am-6:20 am

1 stop16h 59m

$763

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Fri 10/31

2:00 pm-4:51 pm

2 stops31h 51m

Houston George Bush Intcntl

Sat 11/8

6:00 am-9:45 am

2 stops21h 45m

$765

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 9/30

12:10 pm-1:40 pm

1 stop31h 30m

Houston George Bush Intcntl

Wed 10/22

2:45 pm-9:35 am

1 stop12h 50m

$777

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Fri 10/3

12:10 pm-1:40 pm

1 stop31h 30m

Houston George Bush Intcntl

Wed 10/22

2:45 pm-9:35 am

1 stop12h 50m

$789

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Thu 10/2

12:10 pm-1:40 pm

1 stop31h 30m

Houston George Bush Intcntl

Tue 10/21

2:45 pm-9:35 am

1 stop12h 50m

$807

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 11/12

12:30 pm-12:47 am

2 stops18h 17m

Houston George Bush Intcntl

Wed 11/19

7:30 am-9:00 am

2 stops19h 30m

$813

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 11/12

12:30 pm-12:47 am

2 stops18h 17m

Houston George Bush Intcntl

Wed 11/19

7:30 am-9:00 am

2 stops19h 30m

$814

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sun 3/1

11:20 am-12:50 pm

2 stops31h 30m

Houston George Bush Intcntl

Tue 3/3

6:25 pm-7:30 am

2 stops55h 05m

$824

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 $950. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Friday is $1,078.

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 $785. Try not to purchase tickets at noon because they tend to be around $1,011. 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 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

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?

    Houston George Bush Intcntl is 4840.1 mi away from London Gatwick. 13h 54m 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
The Woodlands
Katy
Conroe
Humble
Cypress
Spring
Montgomery
Tomball
Livingston
Jersey Village

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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