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Cheap flights from Houston George Bush Intcntl Airport to London from $409

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to London departing on 7/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston George Bush Intcntl Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:35 pm - 8:40 pm
IAH
-
LGW
23h 05m
2 stops
Multiple Airlines Logo
10:00 pm - 7:52 pm
LGW
-
IAH
27h 52m
3 stops
$864Multiple Airlines
Wed, Oct 14 - Wed, Oct 21
Turkish Airlines Logo
2:55 pm - 4:30 pm
IAH
-
LGW
19h 35m
1 stop
Turkish Airlines Logo
6:30 am - 7:05 pm
LGW
-
IAH
18h 35m
1 stop
$865Turkish Airlines
Thu, Jan 7 - Thu, Jan 21
Turkish Airlines Logo
9:10 pm - 10:30 pm
IAH
-
LGW
19h 20m
1 stop
Turkish Airlines Logo
10:50 am - 7:15 pm
LGW
-
IAH
38h 25m
1 stop
$869Turkish Airlines
Wed, Sep 9 - Fri, Sep 18
Multiple Airlines Logo
7:20 am - 8:25 am
IAH
-
LGW
19h 05m
2 stops
Multiple Airlines Logo
9:25 am - 9:52 pm
LGW
-
IAH
18h 27m
2 stops
$871Multiple Airlines
Tue, Oct 6 - Wed, Oct 14
Multiple Airlines Logo
1:16 pm - 10:00 am
IAH
-
LGW
14h 44m
1 stop
Multiple Airlines Logo
2:00 pm - 8:02 am
LGW
-
IAH
24h 02m
1 stop
$872Multiple Airlines
Sat, Aug 1 - Thu, Aug 20
Multiple Airlines Logo
1:45 pm - 10:00 am
IAH
-
LGW
14h 15m
1 stop
Multiple Airlines Logo
2:00 pm - 2:32 pm
LGW
-
IAH
30h 32m
1 stop
$873Multiple Airlines
Tue, Aug 25 - Tue, Sep 1
Multiple Airlines Logo
10:00 am - 9:00 pm
IAH
-
LGW
29h 00m
3 stops
Multiple Airlines Logo
6:55 am - 7:52 pm
LGW
-
IAH
18h 57m
2 stops
$874Multiple Airlines
Wed, Aug 26 - Wed, Sep 9
Multiple Airlines Logo
7:00 am - 10:00 am
IAH
-
LGW
21h 00m
2 stops
Multiple Airlines Logo
2:00 pm - 10:24 am
LGW
-
IAH
26h 24m
1 stop
$875Multiple Airlines
Sun, Oct 4 - Sun, Oct 11
Multiple Airlines Logo
1:16 pm - 10:00 am
IAH
-
LGW
14h 44m
1 stop
Multiple Airlines Logo
2:00 pm - 8:02 am
LGW
-
IAH
24h 02m
1 stop
$876Multiple Airlines
Mon, Jul 27 - Thu, Aug 20
Multiple Airlines Logo
12:21 pm - 10:00 am
IAH
-
LGW
15h 39m
1 stop
Multiple Airlines Logo
2:00 pm - 10:24 am
LGW
-
IAH
26h 24m
1 stop
$877Multiple Airlines
Fri, Oct 2 - Sun, Oct 11

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

Our best Turkish Airlines deals on Houston George Bush Intcntl Airport to London Gatwick Airport flight tickets
Turkish Airlines
Jan 7
IAH2:55 pmHouston George Bush Intcntl
19h 35m
1 stop
LGW4:30 pmLondon Gatwick
Jan 21
LGW6:30 amLondon Gatwick
18h 35m
1 stop
IAH7:05 pmHouston George Bush Intcntl
$865
Turkish Airlines
Sep 9
IAH9:10 pmHouston George Bush Intcntl
19h 20m
1 stop
LGW10:30 pmLondon Gatwick
Sep 18
LGW10:50 amLondon Gatwick
38h 25m
1 stop
IAH7:15 pmHouston George Bush Intcntl
$869
Turkish Airlines
Oct 14
IAH9:10 pmHouston George Bush Intcntl
19h 20m
1 stop
LGW10:30 pmLondon Gatwick
Oct 20
LGW7:00 amLondon Gatwick
18h 15m
1 stop
IAH7:15 pmHouston George Bush Intcntl
$883

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

Our best JetBlue deals on Houston George Bush Intcntl Airport to London Gatwick Airport flight tickets
JetBlue
Jul 25
IAH7:31 pmHouston George Bush Intcntl
32h 04m
1 stop
LGW9:35 amLondon Gatwick
Aug 16
LGW12:20 pmLondon Gatwick
34h 19m
1 stop
IAH4:39 pmHouston George Bush Intcntl
$947
JetBlue
Jul 22
IAH6:31 pmHouston George Bush Intcntl
33h 04m
1 stop
LGW9:35 amLondon Gatwick
Jul 28
LGW12:20 pmLondon Gatwick
30h 03m
1 stop
IAH12:23 pmHouston George Bush Intcntl
$1,082

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport to London Gatwick 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 11, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Wed 10/14

3:35 pm-8:40 pm

2 stops23h 05m

London Gatwick

Wed 10/21

10:00 pm-7:52 pm

3 stops27h 52m

$864

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Thu 1/7

2:55 pm-4:30 pm

1 stop19h 35m

London Gatwick

Thu 1/21

6:30 am-7:05 pm

1 stop18h 35m

$865

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Wed 9/9

9:10 pm-10:30 pm

1 stop19h 20m

London Gatwick

Fri 9/18

10:50 am-7:15 pm

1 stop38h 25m

$869
Quickest round-trip

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Tue 10/6

7:20 am-8:25 am

2 stops19h 05m

London Gatwick

Wed 10/14

9:25 am-9:52 pm

2 stops18h 27m

$871

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Sat 8/1

1:16 pm-10:00 am

1 stop14h 44m

London Gatwick

Thu 8/20

2:00 pm-8:02 am

1 stop24h 02m

$872

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Tue 8/25

1:45 pm-10:00 am

1 stop14h 15m

London Gatwick

Tue 9/1

2:00 pm-2:32 pm

1 stop30h 32m

$873

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Wed 8/26

10:00 am-9:00 pm

3 stops29h 00m

London Gatwick

Wed 9/9

6:55 am-7:52 pm

2 stops18h 57m

$874

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Sun 10/4

7:00 am-10:00 am

2 stops21h 00m

London Gatwick

Sun 10/11

2:00 pm-10:24 am

1 stop26h 24m

$875

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Mon 7/27

1:16 pm-10:00 am

1 stop14h 44m

London Gatwick

Thu 8/20

2:00 pm-8:02 am

1 stop24h 02m

$876

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Fri 10/2

12:21 pm-10:00 am

1 stop15h 39m

London Gatwick

Sun 10/11

2:00 pm-10:24 am

1 stop26h 24m

$877

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 London from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to London Gatwick 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

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

You could potentially save up to 19% on your flight if you consider stops on a Houston George Bush Intcntl Airport to London Gatwick Airport flight.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to London Gatwick Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to London Gatwick Airport (IAH to LGW) flight deals and tips

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

Fastest flight time

14h 15m

Direct flights

None
The fastest flight from Houston George Bush Intcntl Airport to London Gatwick Airport takes 14h 15m
There are no direct flights from Houston George Bush Intcntl Airport to London Gatwick Airport. There are no popular flight routes from Houston George Bush Intcntl Airport to London Gatwick Airport.
Search flight deals

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

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

    The distance between Houston George Bush Intcntl and London Gatwick is about 4840.1 mi. 14h 15m is a normal flight duration for this route.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston George Bush Intcntl Airport to London Gatwick Airport.

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The travel and health documents you'll need for your trip to London Gatwick Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Gatwick Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston George Bush Intcntl Airport to London Gatwick Airport

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $499Free CancellationRating
7.1
11,806 reviews
Search American Airlines flights

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It is quick and easy to find Houston to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

Flights from Houston to London 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 Houston to London?

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 London from Houston.

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If you are not ready to book a flight from Houston to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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