¥43,720 Cheap Flights from Houston (IAH) to London (LHR)

Popular airlines from George Bush Intercontinental Airport (IAH) to Heathrow Airport (LHR)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards

Cheap Flights from Houston to London (IAH-LHR)

Prices were available within the past 7 days and start at ¥43,720 for one-way flights and ¥94,630 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
United
American Airlines
Air Canada
Delta
Air Canada
Delta
Air Canada
Delta
Lufthansa

Find the cheapest month to fly from Houston (IAH) to London (LHR)

November is typically the cheapest month to fly

From ¥76,103 - ¥115,434 per traveler.

Frequently asked questions

How much is a flight from IAH to LHR?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight from IAH to LHR was ¥94,630. Great fares don't hang around, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAH to LHR?
The majority of flights can be canceled online, but every airline has different terms and conditions. If you do need to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from George Bush Intercontinental Airport (IAH) to Heathrow Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for IAH to London Heathrow flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from IAH to London Heathrow?
The flight time from Houston Airport to Heathrow Airport (LHR) is about 9 hours and 10 minutes. It's is no small journey, so remember to fill your carry-on bag with plenty to keep you busy.
How far is the flight from George Bush Intercontinental Airport (IAH) to LHR?
Houston to Hounslow is around 7,800 kilometers, so be prepared to spend quite a while in the air. Make sure you pack all the essentials, from your eye mask to your earphones. Take a couple of snacks to nibble on throughout your journey too.
Which airlines fly direct from George Bush Intercontinental Airport (IAH) to London Heathrow?
British Airways (BA) is one of the top choices for many travelers flying between IAH and Heathrow Airport. Choose from the 60 flights it operates on this route each month. Operating 60 flights a month along this route, United Airlines (UA) is another good option.
Are Houston Airport to Heathrow Airport (LHR) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Houston Airport to London Heathrow at the last minute could be your ticket to a cheap deal. However, it could end up costing a good deal more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back regularly as deals are updated on Expedia all the time.

Travel information

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Heathrow
Airlines serving
Air Canada, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, KLM, Lufthansa, Turkish Airlines, United
Roundtrip price
¥94,630
Distance
7718 km
Average flight time
15 hours 17 mins

Book with confidence

Book with confidence

Explore a world of travel with Expedia

Explore a world of travel with Expedia

London nearby Airports

London

Houston nearby Airports
*Available to Expedia members.