Cheap Flight Tickets from Houston (IAH) to London (LHR), Starting at $858

Good to Know: Cheapest and Fastest IAH - LHR Flights

Useful information for finding best airline tickets from George Bush Intercontinental Houston to London Heathrow on your next trip.

Cheapest Round Trip Flight

$1638

DL Delta Airlines • 1 stop • 22h 5m

Jul 30 – Aug 02

The cheapest round trip flight from Houston to London (IAH-LHR-IAH) is currently $1638

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Cheapest Direct Flight

$858

AA American Airlines • nonstop • 15h 10m

Jul 30

The cheapest nonstop flight from Houston to London (IAH-LHR) is currently $858

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Fastest Flight

15h 10m

The fastest nonstop flight from Houston to London (IAH-LHR) takes 15h 10m

Top Airlines Flying from Houston to London

Delta Airline, DL

Delta Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Turkish Airlines - TK

Turkish Airlines

Virgin Atlantic (VS)

Virgin Atlantic

United Airlines, UA

United Airlines

Lufthansa Airline (LH)

Lufthansa Airlines

WestJet Airlines

WestJet Airlines

Air Canada-AC

Air Canada

Iberia airline

Iberia Airlines

Latest Flight Deals from Houston (IAH) to London (LHR)

Compare and book low fare round-trip air tickets from Houston to London. Ideal for travelers with confirmed return itineraries.

Jul 30 - Aug 02, Economy
DL
Houston → London
22h 5m
5:40 PM - 1:05 PM • 1 stop
DL
Houston → London
20h 50m
6:30 AM - 1:20 PM • 1 stop
$1638
Delta Airlines
Jul 30 - Aug 02, Economy
DL
Houston → London
28h 30m
8:05 AM - 7:15 AM • 1 stop
DL
Houston → London
20h 50m
6:30 AM - 1:20 PM • 1 stop
$1638
Delta Airlines
Jul 30 - Aug 02, Economy
DL
Houston → London
30h 45m
5:40 AM - 6:25 AM • 1 stop
DL
Houston → London
20h 50m
6:30 AM - 1:20 PM • 1 stop
$1638
Delta Airlines
Jul 30 - Aug 02, Economy
DL
Houston → London
21h 46m
12:09 PM - 7:15 AM • 1 stop
DL
Houston → London
20h 50m
6:30 AM - 1:20 PM • 1 stop
$1638
Delta Airlines
Jul 30 - Aug 02, Economy
DL
Houston → London
27h
8:05 AM - 6:25 AM • 1 stop
DL
Houston → London
20h 50m
6:30 AM - 1:20 PM • 1 stop
$1638
Delta Airlines
Jul 30 - Aug 02, Economy
DL
Houston → London
32h 19m
9:41 AM - 11:20 AM • 1 stop
DL
Houston → London
20h 50m
6:30 AM - 1:20 PM • 1 stop
$1638
Delta Airlines

Fly from Houston to London with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Houston to London? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Houston to London Flights

What are the airports in Houston?
IAH
What’s the most popular airline flying from IAH to LHR?
The most popular airline flying from Houston to London are
Can I fly from IAH to LHR non-stop?
Yes, you can fly IAH to LHR non-stop on
Which airlines fly nonstop between Houston and London?
The non-stop flights between Houston and London are .
What’s the earliest departure time from IAH to LHR Airport?
The earliest flight leaves IAH at 5:40 am and lands in LHR - London Heathrow
What are the airports in London?
LHR
Can I make changes to my Houston to London flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from IAH to LHR?
Read the fare rules of the Houston to London air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Houston and London?
operate flights between Houston and London
How long does a flight from Houston to London take?
It takes approximately 10 hour to fly non-stop from IAH to LHR, which is 4833.95 miles by air.
Which airlines provide the cheapest flights from Houston (IAH) to London (LHR) ?
In the past couple of days, the cheapest tickets to LHR from IAH were found on DL : USD 1638
Do I need a passport to fly between IAH and LHR?
Yes
What’s the latest departure time from IAH to LHR ?
The last flight leaves IAH at 9:10 pm

Houston (IAH) to London (LHR): Airport Information

Origin Airport George Bush Intercontinental Houston , Houston, US
Destination Airport London Heathrow , London, GB
Distance 4834 miles

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