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Cheap flights from London Gatwick Airport to Houston from £277

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 21/9. 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 return flights

Multiple Airlines Logo
16:10 - 21:17LGW-IAH
34h 07m3 stops
Multiple Airlines Logo
11:25 - 15:45IAH-LGW
22h 20m3 stops
£555Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Multiple Airlines Logo
14:00 - 16:51LGW-IAH
31h 51m2 stops
Multiple Airlines Logo
06:00 - 09:45IAH-LGW
21h 45m2 stops
£561Multiple Airlines
Find Deal
Fri, 31 Oct - Sat, 8 Nov
Multiple Airlines Logo
07:40 - 21:17LGW-IAH
43h 37m3 stops
Multiple Airlines Logo
09:02 - 10:00IAH-LGW
18h 58m2 stops
£564Multiple Airlines
Find Deal
Wed, 8 Oct - Fri, 10 Oct
Multiple Airlines Logo
14:00 - 07:04LGW-IAH
23h 04m1 stop
Multiple Airlines Logo
07:21 - 06:00IAH-LGW
17h 39m1 stop
£567Multiple Airlines
Find Deal
Sun, 12 Oct - Mon, 27 Oct
Multiple Airlines Logo
14:00 - 08:33LGW-IAH
24h 33m1 stop
Multiple Airlines Logo
05:00 - 06:00IAH-LGW
20h 00m2 stops
£568Multiple Airlines
Find Deal
Tue, 14 Oct - Wed, 29 Oct
JetBlue Logo
12:10 - 13:40LGW-IAH
31h 30m1 stop
JetBlue Logo
14:45 - 09:35IAH-LGW
12h 50m1 stop
£570JetBlue
Find Deal
Tue, 30 Sep - Wed, 22 Oct
JetBlue Logo
12:10 - 13:40LGW-IAH
31h 30m1 stop
JetBlue Logo
14:45 - 09:35IAH-LGW
12h 50m1 stop
£579JetBlue
Find Deal
Fri, 3 Oct - Wed, 22 Oct
American Airlines Logo
12:30 - 00:47LGW-IAH
18h 17m2 stops
American Airlines Logo
07:30 - 09:00IAH-LGW
19h 30m2 stops
£596American Airlines
Find Deal
Wed, 12 Nov - Wed, 19 Nov
American Airlines Logo
12:30 - 00:47LGW-IAH
18h 17m2 stops
American Airlines Logo
07:30 - 09:00IAH-LGW
19h 30m2 stops
£597American Airlines
Find Deal
Wed, 12 Nov - Wed, 19 Nov
WestJet Logo
10:45 - 22:43LGW-IAH
41h 58m2 stops
WestJet Logo
15:00 - 09:25IAH-LGW
36h 25m2 stops
£604WestJet
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Wed, 15 Oct - Tue, 21 Oct

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
30 Sept
LGW12:10London Gatwick
31h 30m
1 stop
IAH13:40Houston George Bush Intcntl
22 Oct
IAH14:45Houston George Bush Intcntl
12h 50m
1 stop
LGW09:35London Gatwick
£570
Find similar
JetBlue
3 Oct
LGW12:10London Gatwick
31h 30m
1 stop
IAH13:40Houston George Bush Intcntl
22 Oct
IAH14:45Houston George Bush Intcntl
12h 50m
1 stop
LGW09:35London Gatwick
£579
Find similar
JetBlue
2 Oct
LGW12:10London Gatwick
31h 30m
1 stop
IAH13:40Houston George Bush Intcntl
21 Oct
IAH14:45Houston George Bush Intcntl
12h 50m
1 stop
LGW09:35London Gatwick
£592
Find similar

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
12 Nov
LGW12:30London Gatwick
18h 17m
2 stops
IAH00:47Houston George Bush Intcntl
19 Nov
IAH07:30Houston George Bush Intcntl
19h 30m
2 stops
LGW09:00London Gatwick
£596
Find similar
American Airlines
12 Nov
LGW12:30London Gatwick
18h 17m
2 stops
IAH00:47Houston George Bush Intcntl
19 Nov
IAH07:30Houston George Bush Intcntl
19h 30m
2 stops
LGW09:00London Gatwick
£597
Find similar
American Airlines
1 Mar
LGW11:20London Gatwick
32h 15m
2 stops
IAH13:35Houston George Bush Intcntl
3 Mar
IAH18:25Houston George Bush Intcntl
55h 05m
2 stops
LGW07:30London Gatwick
£601
Find similar

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 17 September 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

Fri 31/10

16:10-21:17

3 stops34h 07m

Houston George Bush Intcntl

Fri 7/11

11:25-15:45

3 stops22h 20m

£555

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Fri 31/10

14:00-16:51

2 stops31h 51m

Houston George Bush Intcntl

Sat 8/11

06:00-09:45

2 stops21h 45m

£561

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 8/10

07:40-21:17

3 stops43h 37m

Houston George Bush Intcntl

Fri 10/10

09:02-10:00

2 stops18h 58m

£564

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Sun 12/10

14:00-07:04

1 stop23h 04m

Houston George Bush Intcntl

Mon 27/10

07:21-06:00

1 stop17h 39m

£567

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 14/10

14:00-08:33

1 stop24h 33m

Houston George Bush Intcntl

Wed 29/10

05:00-06:00

2 stops20h 00m

£568

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 30/9

12:10-13:40

1 stop31h 30m

Houston George Bush Intcntl

Wed 22/10

14:45-09:35

1 stop12h 50m

£570

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Fri 3/10

12:10-13:40

1 stop31h 30m

Houston George Bush Intcntl

Wed 22/10

14:45-09:35

1 stop12h 50m

£579

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 12/11

12:30-00:47

2 stops18h 17m

Houston George Bush Intcntl

Wed 19/11

07:30-09:00

2 stops19h 30m

£596

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 12/11

12:30-00:47

2 stops18h 17m

Houston George Bush Intcntl

Wed 19/11

07:30-09:00

2 stops19h 30m

£597

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Wed 15/10

10:45-22:43

2 stops41h 58m

Houston George Bush Intcntl

Tue 21/10

15:00-09:25

2 stops36h 25m

£604

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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?

Our data shows that Wednesday is the least expensive day to fly to Houston George Bush Intcntl Airport. Tickets to fly out on this day can be as low as £673. The most expensive day to fly to Houston George Bush Intcntl Airport is Sunday, with ticket prices averaging around £743.

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 evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as £616. Try not to purchase tickets in the morning because they tend to be around £709. 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 return 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?

    A flight from London Gatwick to Houston George Bush Intcntl will travel around 4840.1 mi. By plane, this route typically takes 13h 54m.

  • 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 refreshed on a daily basis.

  • 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 necessary travel and health documents for your Houston George Bush Intcntl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Conroe
Cypress
The Woodlands
Humble
Spring
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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Houston for you.

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

Flights from London to Houston 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 London to Houston?

Once you have performed a search for London to Houston 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 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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