£389 Cheap Flights from London (LGW) to Houston (IAH)

View £389 flight on Tue, 2 Jun 2026Opens in a new window

Popular airlines from Gatwick Airport (LGW) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from London (LGW) to Houston (IAH)

Prices were available within the past 7 days and start at £389 for one-way flights and £629 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Tue, 16 Jun - Fri, 26 Jun
LGW
London
IAH
Houston
£629 Return, found 18 hours ago
£629
Return
found 18 hours ago
Select JetBlue Airways flight, departing Tue, 16 Jun from London to Houston, returning Fri, 26 Jun, priced at £629 found 18 hours ago
JetBlue Airways
Tue, 2 Jun - Sat, 6 Jun
LGW
London
IAH
Houston
£630 Return, found 1 day ago
£630
Return
found 1 day ago
Select JetBlue Airways flight, departing Tue, 2 Jun from London to Houston, returning Sat, 6 Jun, priced at £630 found 1 day ago
JetBlue Airways
Wed, 17 Jun - Wed, 1 Jul
LGW
London
IAH
Houston
£649 Return, found 1 day ago
£649
Return
found 1 day ago
Select JetBlue Airways flight, departing Wed, 17 Jun from London to Houston, returning Wed, 1 Jul, priced at £649 found 1 day ago
JetBlue Airways
Thu, 4 Jun - Wed, 29 Jul
LGW
London
IAH
Houston
£669 Return, found 3 hours ago
£669
Return
found 3 hours ago
Select JetBlue Airways flight, departing Thu, 4 Jun from London to Houston, returning Wed, 29 Jul, priced at £669 found 3 hours ago
JetBlue Airways
Wed, 24 Jun - Wed, 1 Jul
LGW
London
IAH
Houston
£674 Return, found 22 hours ago
£674
Return
found 22 hours ago
Select JetBlue Airways flight, departing Wed, 24 Jun from London to Houston, returning Wed, 1 Jul, priced at £674 found 22 hours ago
JetBlue Airways
Wed, 17 Jun - Mon, 6 Jul
LGW
London
IAH
Houston
£691 Return, found 5 days ago
£691
Return
found 5 days ago
Select JetBlue Airways flight, departing Wed, 17 Jun from London to Houston, returning Mon, 6 Jul, priced at £691 found 5 days ago
Condor
Thu, 14 May - Thu, 28 May
LGW
London
IAH
Houston
£724 Return, found 2 days ago
£724
Return
found 2 days ago
Select Condor flight, departing Thu, 14 May from London to Houston, returning Thu, 28 May, priced at £724 found 2 days ago
Icelandair
Tue, 6 Oct - Tue, 13 Oct
LGW
London
IAH
Houston
£735 Return, found 1 day ago
£735
Return
found 1 day ago
Select Icelandair flight, departing Tue, 6 Oct from London to Houston, returning Tue, 13 Oct, priced at £735 found 1 day ago
Turkish Airlines
Tue, 6 Oct - Tue, 13 Oct
LGW
London
IAH
Houston
£746 Return, found 1 day ago
£746
Return
found 1 day ago
Select Turkish Airlines flight, departing Tue, 6 Oct from London to Houston, returning Tue, 13 Oct, priced at £746 found 1 day ago
TAP Portugal
Tue, 6 Oct - Tue, 13 Oct
LGW
London
IAH
Houston
£851 Return, found 1 day ago
£851
Return
found 1 day ago
Select TAP Portugal flight, departing Tue, 6 Oct from London to Houston, returning Tue, 13 Oct, priced at £851 found 1 day ago

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city centre is 24 minutes. Flights from £918
IAH
George Bush Intercontinental
Cheapest
Average driving time to city centre24 min
Flights from £918

Frequently asked questions

How much does a flight from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental) cost?
One-way flights typically cost between £1,197 and £4,683 and return flights often range between £1,197 and £4,683. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
How do I find cheap flights from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
To find a cheap flight from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
There are approximately 16 connecting flights per day from London Gatwick (LGW) to Houston, TX George Bush Intercontinental (IAH). Some common connection points include Roissy-Charles de Gaulle (CDG), (ZRH), and Keflavik Intl. (KEF).
What is the earliest flight from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
The earliest flight from London Gatwick (LGW) to Houston, TX George Bush Intercontinental (IAH) typically departs at approximately 7:00 AM local time, operated by TK. This is a seasonal service active in June. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
You'll typically find the most flights from London Gatwick (LGW) to Houston George Bush Intercontinental (IAH) on a Thursday, with around 19 flights available. This gives you a good selection for your travel plans. Major airlines on this route include British Airways, Turkish Airlines, and Air France.
What are the most popular departure times for flights from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
The most popular departure times for flights from London Gatwick (LGW) to Houston, TX (IAH-George Bush Intercontinental) are in the morning, between 9am and 12pm. About 39% of passengers prefer this time. Many major carriers, including Air France, Delta and British Airways, offer flights during this window. This timing works well because it allows you to start your journey after the morning rush and arrive in Houston with plenty of time to settle in.
How long does it take to fly from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
A flight from LGW to IAH with a layover takes around 18 hours 50 minutes, with the route covering approximately 4,844 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
Select the "Business class" and "First class" filters when looking for LGW to IAH flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental) flight with Expedia?
It's easy to earn miles on a London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Houston from Gatwick (LGW)?
From Gatwick (LGW), you can fly into George Bush Intercontinental (IAH) to reach Houston. Some flights may connect through major hubs like Roissy-Charles de Gaulle (CDG), ZRH (ZRH), Adolfo Suarez Madrid-Barajas (MAD) before reaching Houston. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental) at the last minute?
Typically, booking a last minute flight from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package?
Securing a London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
If you booked your London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Gatwick
Destination airport
George Bush Intercontinental
Airlines serving
Air France, American Airlines, British Airways, Delta, Iberia, Icelandair, JetBlue Airways, KLM, Swiss International Air Lines, TAP Portugal, Turkish Airlines, Virgin Atlantic
Return price
£629
Distance
7750 km

Book with confidence

Compare flights from London to Houston easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Houston. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to George Bush Intercontinental in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Gatwick to George Bush Intercontinental.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Gatwick (LGW) to George Bush Intercontinental (IAH)

The easiest way to view the best deals on flights from London to Houston today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Gatwick to George Bush Intercontinental start at just £629 and range up to £851.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near London and Houston
  • booking your flight during June, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your London to Houston flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Gatwick to George Bush Intercontinental for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from London to Houston easily and book with confidence

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