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Cheap flights from Houston George Bush Intcntl Airport to London from $406

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 6/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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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
6:57 pm - 10:00 am
IAH
-
LGW
33h 03m
1 stop
Multiple Airlines Logo
2:00 pm - 6:33 pm
LGW
-
IAH
34h 33m
1 stop
$715Multiple Airlines
mar., avr. 28 - mer., mai 6
Multiple Airlines Logo
6:00 am - 10:00 am
IAH
-
LGW
22h 00m
1 stop
Multiple Airlines Logo
2:00 pm - 8:50 am
LGW
-
IAH
24h 50m
1 stop
$725Multiple Airlines
mar., mai 26 - lun., juin 1
Multiple Airlines Logo
1:29 pm - 10:00 am
IAH
-
LGW
14h 31m
1 stop
Multiple Airlines Logo
2:00 pm - 8:50 am
LGW
-
IAH
24h 50m
1 stop
$729Multiple Airlines
jeu., mai 28 - lun., juin 1
Multiple Airlines Logo
8:02 pm - 10:00 am
IAH
-
LGW
31h 58m
2 stops
Multiple Airlines Logo
2:00 pm - 8:50 am
LGW
-
IAH
24h 50m
1 stop
$730Multiple Airlines
mar., mai 26 - mer., juin 3
Multiple Airlines Logo
8:50 pm - 10:00 am
IAH
-
LGW
31h 10m
2 stops
Multiple Airlines Logo
2:00 pm - 8:50 am
LGW
-
IAH
24h 50m
1 stop
$732Multiple Airlines
mer., mai 27 - mer., juin 3
Multiple Airlines Logo
8:02 pm - 10:00 am
IAH
-
LGW
31h 58m
2 stops
Multiple Airlines Logo
2:00 pm - 8:50 am
LGW
-
IAH
24h 50m
1 stop
$733Multiple Airlines
jeu., mai 28 - mer., juin 3
Multiple Airlines Logo
6:00 am - 10:00 am
IAH
-
LGW
22h 00m
1 stop
Multiple Airlines Logo
2:00 pm - 7:33 am
LGW
-
IAH
23h 33m
1 stop
$735Multiple Airlines
mar., mai 26 - dim., mai 31
Multiple Airlines Logo
6:00 am - 10:00 am
IAH
-
LGW
22h 00m
1 stop
Multiple Airlines Logo
2:00 pm - 8:50 am
LGW
-
IAH
24h 50m
1 stop
$739Multiple Airlines
mar., mai 26 - mer., juin 3
Multiple Airlines Logo
8:02 pm - 10:00 am
IAH
-
LGW
31h 58m
2 stops
Multiple Airlines Logo
2:00 pm - 8:55 am
LGW
-
IAH
24h 55m
1 stop
$741Multiple Airlines
mar., mai 26 - mar., juin 2
Multiple Airlines Logo
8:50 pm - 10:00 am
IAH
-
LGW
31h 10m
2 stops
Multiple Airlines Logo
2:00 pm - 8:55 am
LGW
-
IAH
24h 55m
1 stop
$743Multiple Airlines
mer., mai 27 - mar., juin 2

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
Apr 28
IAH9:05 pmHouston George Bush Intcntl
19h 20m
1 stop
LGW10:25 pmLondon Gatwick
May 8
LGW10:50 amLondon Gatwick
38h 20m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$744
Turkish Airlines
Apr 21
IAH9:05 pmHouston George Bush Intcntl
30h 50m
1 stop
LGW9:55 amLondon Gatwick
May 20
LGW10:50 amLondon Gatwick
38h 20m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$745
Turkish Airlines
Apr 28
IAH9:05 pmHouston George Bush Intcntl
19h 20m
1 stop
LGW10:25 pmLondon Gatwick
May 19
LGW5:35 pmLondon Gatwick
31h 35m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$746

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 avril 17, 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

mar. 4/28

6:57 pm-10:00 am

1 stop33h 03m

London Gatwick

mer. 5/6

2:00 pm-6:33 pm

1 stop34h 33m

$715

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

mar. 5/26

6:00 am-10:00 am

1 stop22h 00m

London Gatwick

lun. 6/1

2:00 pm-8:50 am

1 stop24h 50m

$725
Quickest round-trip

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

jeu. 5/28

1:29 pm-10:00 am

1 stop14h 31m

London Gatwick

lun. 6/1

2:00 pm-8:50 am

1 stop24h 50m

$729

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

mar. 5/26

8:02 pm-10:00 am

2 stops31h 58m

London Gatwick

mer. 6/3

2:00 pm-8:50 am

1 stop24h 50m

$730

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

mer. 5/27

8:50 pm-10:00 am

2 stops31h 10m

London Gatwick

mer. 6/3

2:00 pm-8:50 am

1 stop24h 50m

$732

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

jeu. 5/28

8:02 pm-10:00 am

2 stops31h 58m

London Gatwick

mer. 6/3

2:00 pm-8:50 am

1 stop24h 50m

$733

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

mar. 5/26

6:00 am-10:00 am

1 stop22h 00m

London Gatwick

dim. 5/31

2:00 pm-7:33 am

1 stop23h 33m

$735

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

mar. 5/26

6:00 am-10:00 am

1 stop22h 00m

London Gatwick

mer. 6/3

2:00 pm-8:50 am

1 stop24h 50m

$739

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

mar. 5/26

8:02 pm-10:00 am

2 stops31h 58m

London Gatwick

mar. 6/2

2:00 pm-8:55 am

1 stop24h 55m

$741

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

mer. 5/27

8:50 pm-10:00 am

2 stops31h 10m

London Gatwick

mar. 6/2

2:00 pm-8:55 am

1 stop24h 55m

$743

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 38% 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

11h 30m

Direct flights

None
The fastest flight from Houston George Bush Intcntl Airport to London Gatwick Airport takes 11h 30m
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. 11h 30m 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 many operators does momondo search for flights from Houston George Bush Intcntl Airport to London Gatwick Airport?

  • 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.

  • What is the most popular airline from Houston George Bush Intcntl Airport to London Gatwick Airport?

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
11,593 reviews
Search American Airlines flights

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Why use momondo?

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

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.

I’m not ready to book a flight from Houston to London right now. Can momondo alert me if prices change?

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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