$408 Cheap Flights from Houston (HOU) to London (LGW)

View $408 flight on Tue, Nov 11, 2025Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to Gatwick Airport (LGW)

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Cheap Flights from Houston to London (HOU-LGW)

Prices were available within the past 7 days and start at $408 for one-way flights and $641 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Jan 28 - Thu, Feb 12
HOU
Houston
LGW
London
$641 Roundtrip, found 5 days ago
$641
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Jan 28 from Houston to London, returning Thu, Feb 12, priced at $641 found 5 days ago

Alternative airports near London

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

Select flight to Heathrow LHR. Cheapest option available. Average driving time to city center is 28 minutes. Flights from $619
LHR
Heathrow
Cheapest
Average driving time to city center28 min
Flights from $619
Select flight to London City LCY. Closest option available. Average driving time to city center is 21 minutes. Flights from $649
LCY
London City
Closest
Average driving time to city center21 min
Flights from $649

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Gatwick Airport (LGW) cost?
Secure a cheap one-way flight from $408 or cheap return flight from $641 from William P. Hobby Airport (HOU) to Gatwick Airport (LGW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from William P. Hobby Airport (HOU) to Gatwick Airport (LGW)?
January is the cheapest month to fly from HOU to LGW. Traveling outside of peak seasons is often the key to finding better deals on flights.
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Gatwick Airport (LGW)?
To find the cheapest airline that'll fly you from HOU to LGW, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from William P. Hobby Airport (HOU) to Gatwick Airport (LGW)?
Nonstop flights from William P. Hobby Airport (HOU) to Gatwick Airport (LGW) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from HOU to LGW?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from William P. Hobby Airport (HOU) to Gatwick Airport (LGW)?
To avoid possible delays on the William P. Hobby Airport (HOU) to Gatwick Airport (LGW) route, fly before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from William P. Hobby Airport (HOU) to Gatwick Airport (LGW) last-minute?
Booking your flight from HOU to LGW right before your getaway is generally more expensive. But if there's some wiggle room with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a HOU to LGW flight and hotel package?
You can save money by booking a HOU to LGW flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After choosing your ideal accommodations and flights, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to Gatwick Airport (LGW)?
In most instances, you're able to reschedule or cancel your HOU to LGW flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you need more information, visit our Customer Service portal.

Travel information

Travel information

Origin airport
William P. Hobby
Destination airport
Gatwick
Airlines serving
American Airlines, British Airways, Iberia
Roundtrip price
$641
Distance
4858 mi

Book with confidence

Book with confidence

Houston to London Flights

The cheapest times to fly from Houston to London

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to London are during the month of January. You can find some of the cheapest flights from Houston to London with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to London

Sunday is one of the best days to book for cheap flights from Houston to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to London

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to London in 2025. You can also book with separate airlines for your outbound and return journeys, from $408 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Houston to London Flights

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*Available to One Key members.