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£483 Cheap Flights from London (LGW) to Houston (IAH)

View £483 flight on Wed, 25 Nov 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 £483 for one-way flights and £724 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Wed, 4 Nov - Wed, 11 Nov
LGW
London
IAH
Houston
£724 Return, found 2 days ago
£724
Return
found 2 days ago
Select Icelandair flight, departing Wed, 4 Nov from London to Houston, returning Wed, 11 Nov, priced at £724 found 2 days ago
Icelandair
Wed, 25 Nov - Mon, 7 Dec
LGW
London
IAH
Houston
£729 Return, found 2 days ago
£729
Return
found 2 days ago
Select Icelandair flight, departing Wed, 25 Nov from London to Houston, returning Mon, 7 Dec, priced at £729 found 2 days ago
Icelandair
Mon, 11 Jan - Mon, 25 Jan
LGW
London
IAH
Houston
£743 Return, found 13 hours ago
£743
Return
found 13 hours ago
Select Icelandair flight, departing Mon, 11 Jan from London to Houston, returning Mon, 25 Jan, priced at £743 found 13 hours ago
Icelandair
Wed, 25 Nov - Tue, 8 Dec
LGW
London
IAH
Houston
£748 Return, found 1 day ago
£748
Return
found 1 day ago
Select Icelandair flight, departing Wed, 25 Nov from London to Houston, returning Tue, 8 Dec, priced at £748 found 1 day ago
Icelandair
Tue, 29 Sept - Wed, 14 Oct
LGW
London
IAH
Houston
£749 Return, found 6 days ago
£749
Return
found 6 days ago
Select Icelandair flight, departing Tue, 29 Sept from London to Houston, returning Wed, 14 Oct, priced at £749 found 6 days ago
Icelandair
Mon, 2 Nov - Thu, 12 Nov
LGW
London
IAH
Houston
£750 Return, found 2 days ago
£750
Return
found 2 days ago
Select Icelandair flight, departing Mon, 2 Nov from London to Houston, returning Thu, 12 Nov, priced at £750 found 2 days ago
TAP Portugal
Mon, 16 Nov - Wed, 2 Dec
LGW
London
IAH
Houston
£753 Return, found 13 hours ago
£753
Return
found 13 hours ago
Select TAP Portugal flight, departing Mon, 16 Nov from London to Houston, returning Wed, 2 Dec, priced at £753 found 13 hours ago
Turkish Airlines
Tue, 2 Mar - Tue, 9 Mar
LGW
London
IAH
Houston
£764 Return, found 19 hours ago
£764
Return
found 19 hours ago
Select Turkish Airlines flight, departing Tue, 2 Mar from London to Houston, returning Tue, 9 Mar, priced at £764 found 19 hours ago
Condor
Thu, 14 Jan - Sun, 24 Jan
LGW
London
IAH
Houston
£765 Return, found 13 hours ago
£765
Return
found 13 hours ago
Select Condor flight, departing Thu, 14 Jan from London to Houston, returning Sun, 24 Jan, priced at £765 found 13 hours ago
American Airlines
Wed, 25 Nov - Tue, 8 Dec
LGW
London
IAH
Houston
£858 Return, found 1 day ago
£858
Return
found 1 day ago
Select American Airlines flight, departing Wed, 25 Nov from London to Houston, returning Tue, 8 Dec, priced at £858 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 £947
IAH
George Bush Intercontinental
Cheapest
Average driving time to city centre24 min
Flights from £947

Frequently asked questions

How much does a flight from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental) cost?
You can find cheap one-way flights from £483 and cheap return flights from £724 LGW to IAH with Expedia. Return flights often range between £1195 and £4766. 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 LGW to IAH ticket fares go up or down.
What is the cheapest month to fly from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
The cheapest months to fly from LGW to IAH are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
Enter LGW to IAH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
Portugalia is one of the cheapest airlines offering connecting return flights from London Gatwick (LGW) to Houston, TX George Bush Intercontinental (IAH), with tickets starting from around £1089 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class, and include a layover in Humberto Delgado (LIS). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
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 14 connecting flights per day from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental). Some common connection points include Roissy-Charles de Gaulle (CDG), Zürich (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 George Bush Intercontinental (IAH) typically departs around 7:00 AM. This service is operated by Turkish Airlines and is seasonal, active only in June. An early departure like this allows you to maximise your time upon arrival in Houston. 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 of options for your journey. 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) are between 9am and 12pm. Many major carriers, including Air France, Iberia and British Airways, offer flights during this window. Many travellers prefer these morning flights as they allow for a full day of travel and an evening arrival, giving you time to settle in.
How long does it take to fly from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
There are no nonstop flights from London Gatwick (LGW) to Houston, TX (IAH-George Bush Intercontinental). The distance between these two airports is approximately 7,796 kilometers. If you're looking for the quickest option, one-stop flights typically take around 18 hours 18 minutes. Flights with two or more stops will take longer, usually around 19 hours 30 minutes. Keep in mind that actual travel times can vary due to factors like layover duration, routing, and weather conditions.
Can you fly business or first class from London (LGW-Gatwick) to Houston, TX (IAH-George Bush Intercontinental)?
Yes, you can fly business class from London Gatwick (LGW) to Houston George Bush Intercontinental (IAH). You can fly business class with Air France and Turkish Airlines.
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, TX (IAH) from London (LGW)?
If you're planning to travel to Houston from Gatwick (LGW), you can fly directly into George Bush Intercontinental (IAH) which offers international flights and connections. Some flights may connect through major hubs like Roissy-Charles de Gaulle (CDG), Zürich (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
Roundtrip price
£724
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 £724 and range up to £858.  

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 November, 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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