IAH to LHR (Houston to London) Flights

Last Minute Flights from IAH to LHR

Best airfare and ticket deals for IAH to LHR flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
IAHLondonMay 4 to May 14$783
*Prices include taxes and fees

Cheapest IAH to LHR Flights

Best airfare and ticket deals for IAH to LHR flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
IAHLondonOctober 2 to October 7$527
IAHLondonOctober 8 to October 16$532
IAHLondonOctober 8 to October 16$534
IAHLondonMarch 2 to March 3$590
*Prices include taxes and fees
IAH to LHR Flight Details
Origin airport
George Bush Intercontinental
Origin airport IATA code
IAH
Destination airport
Heathrow
Destination airport IATA code
LHR
Distance
4823 mi

Frequently asked questions

Which airlines with flights from George Bush Intercontinental Airport to Heathrow Airport allow free cancellation due to COVID-19?
Simply enter your origin, destination and travel dates, then click the big green “Find the best flight deals” button. Once all the available flights are displayed, check the “No change fee” box below the “Flexible change policies” filter on the left. Before you reserve your IAH to Heathrow Airport flights, read the airline’s COVID-19 related terms and conditions so you know precisely what can and can’t be changed.
What airlines fly direct from IAH to London Heathrow?
If you’re ready to get your escape started pronto, book a ticket with United Airlines (UA). It operates 30 nonstop flights from Houston, TX Airport (IAH-George Bush Intercontinental) to London Heathrow every month. British Airways (BA) will also take you to London Heathrow without any time-consuming stopovers. Browse the deals on its 30 nonstop monthly services.
How many flights are there from IAH to LHR?
There are approximately 57 flights every day from Houston, TX Airport (IAH-George Bush Intercontinental) to London Airport (LHR-Heathrow), so you have no shortage of ways to get to London. Just select a date and time that matches your schedule and lock in your fare.
How long does it take to fly from Houston, TX Airport (IAH-George Bush Intercontinental) to London Airport (LHR-Heathrow)?
Taking an average of 12 hours and 2 minutes, you’ll have time for meals and snacks, a movie binge and even some shut-eye. The Houston, TX Airport (IAH-George Bush Intercontinental) to London Airport (LHR-Heathrow) route is known as a long-haul flight.
What is the flight distance from Houston, TX Airport (IAH-George Bush Intercontinental) to London Airport (LHR-Heathrow)?
Around 4800 miles (7800 km). This makes it a long-haul trip, so make sure your carry-on luggage is full of essentials like a neck pillow, earphones and a jacket or blazer.
How many morning flights are there from IAH to LHR?
Get ready to set that alarm and take off aboard one of the 212 morning flights from IAH to LHR available every week.
  • You can depart at 5:00AM if you book your ticket with American Airlines (AA). It has 94 weekly flights from IAH to LHR.
  • Another option is United Airlines. This airline has 79 early flights every week. 5:25AM is the earliest departure time.
  • You’ll have around 28 morning flights to pick from if you book a seat with Delta (DL). 6:00AM is the earliest departure time.
How many afternoon flights are there from IAH to LHR?
With 192 afternoon and evening flights from IAH to LHR a week, you can forget about racing to the check-in counter at the crack of dawn.
  • Consider reserving your ticket with American Airlines (AA). This carrier has 63 flights per week that depart after noon. The earliest of those services is 12:30PM.
  • If you’d prefer to reserve your seat with United Airlines (UA), choose one of the 62 weekly afternoon and evening flights departing from 12:11PM onward.
  • Another great choice is Delta (DL). Passengers can select from 28 afternoon and evening flights every week from 12:15PM onward.
What is the earliest departure time out of Houston to London?
Depart IAH at 5:00AM and come in for landing at LHR at 5:05AM. This is the earliest flight you can book on this route.
What is the latest departure time out of Houston to London?
Secure a ticket for the 8:50PM flight from IAH, touching down at 12:25AM at LHR, and give yourself time to attend to those last-minute vacation preparations. This is the latest flight you can take on this route.
What is the average price from Houston to London?
You can find a round-trip airfare from IAH to LHR beginning from around $527. The best fares disappear quickly, so book as soon as you’ve confirmed your travel dates. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Houston to London Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Houston to London to attend your cousin’s wedding, to pitch a business idea to your boss, or perhaps simply to treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find the cheapest flights from IAH to LHR, we’ve got you covered here at Flights.com.

We present you with some of the hottest deals on airfare so stop that Google flights search. We want you to spend less on your flight from Houston to London, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.