Cheap Flight Tickets from Houston (IAH) to London (LHR), Starting at $1044

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

$1044

UA United Airlines • 1 stop • 22h 38m

Aug 19 – Aug 29

The cheapest round trip flight from Houston to London (IAH-LHR-IAH) is currently $1044

🔍 Search Flights

Cheapest Direct Flight

$1067

UA United Airlines • nonstop • 15h 20m

Aug 19

The cheapest nonstop flight from Houston to London (IAH-LHR) is currently $1067

🔍 Search Flights

Fastest Flight

15h 20m

The fastest nonstop flight from Houston to London (IAH-LHR) takes 15h 20m

Top Airlines Flying from Houston to London

Turkish Airlines - TK

Turkish Airlines

Delta Airline, DL

Delta Airlines

Virgin Atlantic (VS)

Virgin Atlantic

United Airlines, UA

United Airlines

WestJet Airlines

WestJet Airlines

American Airlines, AA

American Airlines

Air Canada-AC

Air Canada

Aeromexico Airline (AM)

Aeromexico

Lufthansa Airline (LH)

Lufthansa Airlines

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.

Aug 19 - Aug 29, Economy
UA
Houston → London
22h 38m
9:57 AM - 5:55 AM • 1 stop
UA
Houston → London
25h 5m
7:25 AM - 4:30 PM • 1 stop
$1044
United Airlines
Aug 19 - Aug 29, Economy
DL
Houston → London
20h 39m
6:36 PM - 1:15 PM • 1 stop
DL
Houston → London
20h 50m
6:30 AM - 1:20 PM • 1 stop
$1044
Delta Airlines
Aug 19 - Aug 29, Economy
BA
Houston → London
19h 10m
4:40 PM - 10:30 AM • 1 stop
BA
Houston → London
16h 55m
9:10 AM - 1:25 PM • nonstop
$1100
British Airways
Aug 19 - Aug 29, Economy
B6
Houston → London
35h 16m
5:29 PM - 8:45 PM • 2 stops
B6
Houston → London
53h 41m
8:40 AM - 11:01 AM • 2 stops
$1185
JetBlue Airways
Aug 19 - Aug 29, Economy
B6
Houston → London
60h 37m
11:53 AM - 6:30 AM • 2 stops
B6
Houston → London
23h 29m
8:40 AM - 4:49 PM • 1 stop
$1188
JetBlue Airways
Aug 19 - Aug 29, Economy
EI
Houston → London
38h 23m
6:07 AM - 11:10 AM • 2 stops
EI
Houston → London
27h 13m
1:25 PM - 11:58 PM • 2 stops
$1766
Aer Lingus

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 6:07 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 EI : USD 1766
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 9:05 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

More Flight Options for Houston (IAH) and London (LHR)

Why Fareleaders for IAH to LHR Plane Tickets

Lowest Prices
Lowest Prices
Uncover the best deals on Houston to London flights by comparing fares from hundreds of airlines and agencies.
New Deals
New Deals Everyday
Get the best prices on IAH to LHR flights—we update our fares daily so you never miss a saving.
Best Travel Options
No Service Fees
Compare hundreds of Houston to London flights and secure the best deals—we never add any service fees.
Get Fare Drop Alert
Be the first to know when fares drop for the Houston (IAH) to London (LHR)
Terms and Conditions*