Flights from Houston Airport (IAH) to Heathrow Airport Airport (LHR)

Q: How long does the flight from Houston to London to take?

The flight from Houston to London takes9 Hours 56 Minutes.

We've found the cheapest flights to London

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Below we have compiled essential flight information for anyone who is flying from George Bush Intercontinental to London Heathrow, including airliners who offer flights and their flight times. In total, there are 11 airliners to choose from including American Airlines, Iberia, Finnair, Aer Lingus, Swiss, Lufthansa, Brussels Airlines, Austrian Airlines, Air Canada, British Airways and United Airlines. The official airport code for George Bush Intercontinental is IAH and for London Heathrow it is LHR.

Depending on the day of the week and the time of day you book, flight prices can vary dramatically. If you know the dates you wish to travel then book you flights as soon as you can. The earlier you book your lights the cheaper they will be. You can get saving of up to 50% of you book 2 or 3 months in advance! Flight to London Heathrow will get more expensive the nearer you get the departure date, so it’s advisable to book in advance if it is possible.

On arriving at London Heathrow please note the time difference, the time zone at London Heathrow is 0.0 GMT compared to 6.0 GMT at George Bush Intercontinental.

If you are planning a trip to London Heathrow Airport (LHR) from George Bush Intercontinental Airport you can pre-arrange short or long term parking at George Bush Intercontinental Airport (IAH).

If you are renting a car at London Heathrow Airport (LHR) it is recommended to fill up the fuel tank before returning the vehicle at the nearest fuel station to London Heathrow Airport (LHR) in order to avoid incurring additional costs. *Please check your rental agreement to understand the fuel policy for your vehicle.

We suggest pre-booking your transport to George Bush Intercontinental Airport (IAH). The following options are available:

Ensure your arrival at London Heathrow Airport (LHR) is as stress-free as possible by pre-booking your onward transport - booking early may also save you money:

Find hotels close to London Heathrow Airport (LHR) many hotels offer airport transfers directly from the airport to your hotel.

To see all airliners that offer flights between George Bush Intercontinental and London Heathrow please see the table below.

Flights Chart

Airliner	Mo	Tu	We	Th	Fr	Sa	Su	First Flight	Last Flight	Flights
United Airlines	2	2	2	2	2	2	2	17:25	21:05	VIEW FLIGHTS
British Airways	2	2	2	2	2	1	2	12:45	22:45	VIEW FLIGHTS
Swiss	2	2	2	2	2	2	0	17:25	21:05	VIEW FLIGHTS
Lufthansa	2	2	2	2	2	2	0	17:25	21:05	VIEW FLIGHTS
Brussels Airlines	2	2	2	2	2	2	0	17:25	21:05	VIEW FLIGHTS
Austrian Airlines	2	2	2	2	2	2	0	17:25	21:05	VIEW FLIGHTS
Air Canada	2	2	2	2	2	2	0	17:25	21:05	VIEW FLIGHTS
Iberia	3	2	2	2	1	1	0	12:45	22:45	VIEW FLIGHTS
Finnair	2	2	2	2	2	1	0	12:45	22:45	VIEW FLIGHTS
Aer Lingus	2	2	2	2	2	1	0	12:45	22:45	VIEW FLIGHTS
American Airlines	2	2	2	2	1	1	0	12:45	22:45	VIEW FLIGHTS

United Airlines is the most popular airliners who operate this route. They have around 14 a week with times that vary between 17:25 and 21:05.

Would you like to book your flight? Bookings can be made direct with United Airlines on their website united.com.

The flight time for the selected route vary based on the month you will travel, but below we has summarised the most common times they will fly. We recommend you only take these times as guidance and check with appropriate airline for the exact times for the date you depart.

Flights Time In WeekDays

Day

Flight Times

Flights

Monday