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Cheap flights from Houston to London from $380

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 to London departing on 12/14. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:30 am - 6:00 amIAH-LGW
17h 30m1 stop
Multiple Airlines Logo
2:00 pm - 10:41 pmLGW-IAH
14h 41m1 stop
$623Multiple Airlines
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Fri, Jan 16 - Sat, Jan 17
American Airlines Logo
8:00 am - 7:30 amIAH-LGW
17h 30m2 stops
American Airlines Logo
11:20 am - 9:50 amLGW-IAH
28h 30m2 stops
$624American Airlines
Find Deal
Mon, Jan 26 - Tue, Feb 3
Multiple Airlines Logo
8:30 pm - 10:55 amIAH-LGW
32h 25m3 stops
Multiple Airlines Logo
2:00 pm - 10:41 pmLGW-IAH
14h 41m1 stop
$625Multiple Airlines
Find Deal
Wed, Dec 10 - Mon, Jan 19
Multiple Airlines Logo
8:49 am - 10:00 amIAH-LGW
19h 11m1 stop
Multiple Airlines Logo
2:00 pm - 3:19 pmLGW-IAH
31h 19m2 stops
$629Multiple Airlines
Find Deal
Mon, Dec 15 - Mon, Jan 19
Multiple Airlines Logo
7:10 am - 9:45 pmIAH-LGW
32h 35m3 stops
Multiple Airlines Logo
7:00 am - 9:39 pmLGW-IAH
19h 39m2 stops
$630Multiple Airlines
Find Deal
Thu, Mar 5 - Fri, Mar 13
Multiple Airlines Logo
8:30 pm - 10:00 amIAH-LGW
31h 30m2 stops
Multiple Airlines Logo
2:00 pm - 11:11 amLGW-IAH
27h 11m1 stop
$631Multiple Airlines
Find Deal
Wed, Dec 10 - Mon, Jan 19
American Airlines Logo
9:04 am - 9:00 amHOU-LGW
17h 56m2 stops
American Airlines Logo
11:20 am - 10:05 amLGW-HOU
28h 45m2 stops
$755American Airlines
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Thu, Jan 8 - Thu, Jan 15
Iberia Logo
10:35 am - 10:50 amHOU-LGW
18h 15m2 stops
Iberia Logo
7:40 pm - 8:34 amLGW-HOU
18h 54m2 stops
$1,034Iberia
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Sun, Jan 11 - Wed, Jan 28
Iberia Logo
12:49 pm - 7:00 pmHOU-LGW
48h 11m2 stops
Iberia Logo
11:45 am - 8:34 amLGW-HOU
26h 49m2 stops
$1,039Iberia
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Sat, Jan 17 - Wed, Jan 28
British Airways Logo
12:18 pm - 7:00 pmHOU-LGW
25h 42m2 stops
British Airways Logo
7:40 pm - 3:50 pmLGW-HOU
25h 10m2 stops
$1,048British Airways
Find Deal
Mon, Mar 9 - Sat, Mar 14

American Airlines flights from Houston to London Gatwick Airport

Our best American Airlines deals on Houston to London Gatwick Airport flight tickets
American Airlines
Jan 26
IAH8:00 amHouston George Bush Intcntl
17h 30m
2 stops
LGW7:30 amLondon Gatwick
Feb 3
LGW11:20 amLondon Gatwick
28h 30m
2 stops
IAH9:50 amHouston George Bush Intcntl
$624
Find similar
American Airlines
Jan 8
HOU9:04 amHouston Hobby
17h 56m
2 stops
LGW9:00 amLondon Gatwick
Jan 15
LGW11:20 amLondon Gatwick
28h 45m
2 stops
HOU10:05 amHouston Hobby
$755
Find similar
American Airlines
Feb 2
HOU10:35 amHouston Hobby
16h 25m
2 stops
LGW9:00 amLondon Gatwick
Feb 5
LGW12:30 pmLondon Gatwick
35h 36m
2 stops
HOU6:06 pmHouston Hobby
$878
Find similar

Turkish Airlines flights from Houston to London Gatwick Airport

Our best Turkish Airlines deals on Houston to London Gatwick Airport flight tickets
Turkish Airlines
Jan 14
IAH2:55 pmHouston George Bush Intcntl
19h 15m
1 stop
LGW4:10 pmLondon Gatwick
Jan 21
LGW10:15 amLondon Gatwick
38h 55m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$709
Find similar
Turkish Airlines
Jan 26
IAH9:05 pmHouston George Bush Intcntl
19h 25m
1 stop
LGW10:30 pmLondon Gatwick
Feb 3
LGW6:25 amLondon Gatwick
18h 45m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$712
Find similar
Turkish Airlines
Jan 30
IAH9:05 pmHouston George Bush Intcntl
30h 15m
1 stop
LGW9:20 amLondon Gatwick
Feb 6
LGW10:15 amLondon Gatwick
38h 55m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$719
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston 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 November 26, 2025.
Use the filters below to find and compare flights from Houston to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Fri 1/16

6:30 am-6:00 am

1 stop17h 30m

London Gatwick

Sat 1/17

2:00 pm-10:41 pm

1 stop14h 41m

$623

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Mon 1/26

8:00 am-7:30 am

2 stops17h 30m

London Gatwick

Tue 2/3

11:20 am-9:50 am

2 stops28h 30m

$624

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Wed 12/10

8:30 pm-10:55 am

3 stops32h 25m

London Gatwick

Mon 1/19

2:00 pm-10:41 pm

1 stop14h 41m

$625

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Mon 12/15

8:49 am-10:00 am

1 stop19h 11m

London Gatwick

Mon 1/19

2:00 pm-3:19 pm

2 stops31h 19m

$629

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Thu 3/5

7:10 am-9:45 pm

3 stops32h 35m

London Gatwick

Fri 3/13

7:00 am-9:39 pm

2 stops19h 39m

$630

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Wed 12/10

8:30 pm-10:00 am

2 stops31h 30m

London Gatwick

Mon 1/19

2:00 pm-11:11 am

1 stop27h 11m

$631

HoustonLondon

HOU - LGW

HOULGW

Houston Hobby

Thu 1/8

9:04 am-9:00 am

2 stops17h 56m

London Gatwick

Thu 1/15

11:20 am-10:05 am

2 stops28h 45m

$755

HoustonLondon

HOU - LGW

HOULGW

Houston Hobby

Sun 1/11

10:35 am-10:50 am

2 stops18h 15m

London Gatwick

Wed 1/28

7:40 pm-8:34 am

2 stops18h 54m

$1,034

HoustonLondon

HOU - LGW

HOULGW

Houston Hobby

Sat 1/17

12:49 pm-7:00 pm

2 stops48h 11m

London Gatwick

Wed 1/28

11:45 am-8:34 am

2 stops26h 49m

$1,039

HoustonLondon

HOU - LGW

HOULGW

Houston Hobby

Mon 3/9

12:18 pm-7:00 pm

2 stops25h 42m

London Gatwick

Sat 3/14

7:40 pm-3:50 pm

2 stops25h 10m

$1,048

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 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

What is the cheapest day to depart on your flight to London Gatwick Airport?

The cheapest day to depart from Houston to London Gatwick Airport is on a Wednesday when prices can be found for as low as $779. 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 London Gatwick Airport on Friday is $1,073.

What is the cheapest time of day to depart on your flight to London Gatwick Airport?

Flying to London Gatwick Airport from Houston in the morning is the least expensive time of day to depart. momondo users have found prices as low as $795 when looking at flights departing in the morning. At noon is when there is more demand to fly to London Gatwick Airport, so prices are often more expensive at around $1,082 per ticket.

Cheap Houston to London Gatwick Airport flight deals and tips

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

Fastest flight time

13h 24m

Direct flights

None
The fastest flight from Houston to London Gatwick Airport takes 13h 24m
There are no direct flights from Houston to London Gatwick Airport. There are no popular flight routes from Houston to London Gatwick Airport.
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  • How far is Houston to London Gatwick by plane?

    The straight-line distance from Houston to London Gatwick is 4852.9 mi. Typically, this will take 12h 40m by plane in normal conditions.

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

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

  • How many operators does momondo search for flights from Houston to London Gatwick Airport?

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

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

    The travel and health documents required for your trip to London Gatwick 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 London Gatwick Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Houston to London Gatwick Airport

Compare and see reviews for airlines that fly from Houston to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $551Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Chelmsford
Wembley
Romford
Watford
Ilford
Cobham
Folkestone
Uxbridge
Stansted

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?

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

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

Once you have performed a search for Houston to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Houston and alert you when they change.

An easier way to manage your London Gatwick Airport trip

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