$405 Cheap flights from George Bush Intercontinental to Heathrow (IAH to LHR)

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Find The Best Dates To Fly from George Bush Intercontinental to Heathrow

Amazing IAH to LHR Flight Deals

The cheapest flights to Heathrow found within the past 7 days were $557 round trip and $405 one way. Prices and availability subject to change. Additional terms may apply.

Tue, Mar 4 - Thu, Mar 6
IAH
Houston
LHR
London
$557 Roundtrip, found 6 days ago
$557
Roundtrip
found 6 days ago
Select Iberia flight, departing Tue, Mar 4 from Houston to London, returning Thu, Mar 6, priced at $557 found 6 days ago
Tue, Oct 22 - Wed, Oct 23
IAH
Houston
LHR
London
$574 Roundtrip, found 1 day ago
$574
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Oct 22 from Houston to London, returning Wed, Oct 23, priced at $574 found 1 day ago
Sun, Sep 22 - Tue, Sep 24
IAH
Houston
LHR
London
$590 Roundtrip, found 1 hour ago
$590
Roundtrip
found 1 hour ago
Select Delta flight, departing Sun, Sep 22 from Houston to London, returning Tue, Sep 24, priced at $590 found 1 hour ago
Tue, Nov 5 - Thu, Nov 7
IAH
Houston
LHR
London
$592 Roundtrip, found 6 days ago
$592
Roundtrip
found 6 days ago
Select Virgin Atlantic flight, departing Tue, Nov 5 from Houston to London, returning Thu, Nov 7, priced at $592 found 6 days ago
Wed, Mar 5 - Wed, Mar 12
IAH
Houston
LHR
London
$596 Roundtrip, found 20 hours ago
$596
Roundtrip
found 20 hours ago
Select British Airways flight, departing Wed, Mar 5 from Houston to London, returning Wed, Mar 12, priced at $596 found 20 hours ago
Wed, Dec 11 - Wed, Dec 25
IAH
Houston
LHR
London
$596 Roundtrip, found 1 hour ago
$596
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Dec 11 from Houston to London, returning Wed, Dec 25, priced at $596 found 1 hour ago
Wed, Feb 26 - Wed, Mar 5
IAH
Houston
LHR
London
$629 Roundtrip, found 2 days ago
$629
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Feb 26 from Houston to London, returning Wed, Mar 5, priced at $629 found 2 days ago
Wed, Dec 11 - Wed, Dec 25
IAH
Houston
LHR
London
$643 Roundtrip, found 1 hour ago
$643
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Dec 11 from Houston to London, returning Wed, Dec 25, priced at $643 found 1 hour ago
Tue, Apr 30 - Thu, May 9
IAH
Houston
LHR
London
$650 Roundtrip, found 2 days ago
$650
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Tue, Apr 30 from Houston to London, returning Thu, May 9, priced at $650 found 2 days ago
Sat, Oct 19 - Mon, Nov 4
IAH
Houston
LHR
London
$653 Roundtrip, found 7 hours ago
$653
Roundtrip
found 7 hours ago
Select KLM flight, departing Sat, Oct 19 from Houston to London, returning Mon, Nov 4, priced at $653 found 7 hours ago

Flight Schedule for IAH to LHR

CarrierFlightDepart IAHArrive LHRFri
4/19		Sat
4/20		Sun
4/21		Mon
4/22		Tue
4/23		Wed
4/24		Thu
4/25		Stops
BA19403:35 pm06:50 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA88004:20 pm07:40 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA508:15 pm11:35 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
BA19608:45 pm00:10 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops

Best Heathrow Flight and Hotel Packages

Heathrow flight + hotel packages - economy flights

Hotel Riu Plaza London Victoria

Hotel Riu Plaza London Victoria

4 out of 5
per person
May 19 - May 25
Roundtrip flight included
Houston (IAH) to London (LHR)
The Trafalgar St. James London, Curio Collection by Hilton

The Trafalgar St. James London, Curio Collection by Hilton

5 out of 5
per person
May 19 - May 25
Roundtrip flight included
Houston (IAH) to London (LHR)
The Gate

The Gate

4 out of 5
per person
May 26 - Jun 1
Roundtrip non-stop flight included
Houston (IAH) to London (LHR)
St. James' Court, A Taj Hotel, London

St. James' Court, A Taj Hotel, London

4 out of 5
per person
May 19 - May 25
Roundtrip flight included
Houston (IAH) to London (LHR)
Yotel London City

Yotel London City

4 out of 5
per person
May 19 - May 25
Roundtrip flight included
Houston (IAH) to London (LHR)
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Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

Can I catch a flight from George Bush Intercontinental Airport (IAH) to LHR right now?
Ensure you go to our Covid-19 Travel Advisor to discover if there are any current travel advice reports and quarantine requirements in place in Heathrow Airport (LHR) when jet-setting from George Bush Intercontinental Airport (IAH).
Are there direct flights from Houston Airport to London Heathrow?
Multiple airlines advertise flights straight from George Bush Intercontinental Airport (IAH) to London Heathrow. These include United Airlines and British Airways — check them out if you’d prefer to land at London with no fuss.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Heathrow Airport (LHR), please visit our Customer Service Portal.
How long is the flight from George Bush Intercontinental Airport (IAH) to Heathrow Airport (LHR)?
It takes roughly 12 hours and 2 minutes to travel from Houston Airport to Heathrow Airport. For such a lengthy flight, you’ll want to be as well prepared as possible. Consider bringing a travel pillow for improved sleep, packing a few healthy snacks and wearing comfortable shoes and clothing.
What is the flight distance from IAH to Heathrow Airport?
The flight distance from George Bush Intercontinental Airport (IAH) to LHR is 4,800 mi. Sleeping mask? Check. Moisturizing spray? Double check. Remember to pack all the long-haul essentials for this one.
What airlines fly from Houston Airport to Heathrow Airport?
There are several airlines that advertise direct flights from Houston Airport to Heathrow Airport (LHR). United Airlines (UA) is among the best of them, operating approximately 30 flights each month. Another option is British Airways (BA), which has 30 flights each month. The more airlines you consider, the more likely you are to pick up a superb deal.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with British Airways, Virgin Atlantic or SAS you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
George Bush Intercontinental
Traveling To
Heathrow
Shortest Flight Time
9 hours 15 mins
Earliest Departure Time
3:35PM CDT
Latest Departure Time
8:45PM CDT
Lowest Flight Price
$557

Route Info

Flight path for flights from George Bush Intercontinental Airport to London Heathrow Airport


Origin:
IAH - George Bush Intercontinental Airport
Destination:
LHR - London Heathrow Airport
Distance:
4,850.00 miles


Airlines & Aircraft Used on IAH to LHR Flight Routes


Airline Carrier
Aircraft
Air Canada
Boeing 737-700 pax
Brussels Airlines
Boeing 737-700 (winglets) pax
Brussels Airlines
Boeing 737-800 (winglets) pax
Brussels Airlines
Embraer 190
Lufthansa
Boeing 737-800 pax
United Airlines
Antonov AN-24
United Airlines
Boeing 737-300 pax
United Airlines
Boeing 737-700 pax
United Airlines
Canadair Regional Jet
United Airlines
Canadair Regional Jet 900

Discover our best flights from Houston IAH to London LHR. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Houston IAH to London LHR at the right price  

Airfares to London LHR from Houston IAH currently cost between $557 and $653. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Houston IAH to London LHR 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Houston IAH to London LHR on Travelocity starting at $405. Prices and availability subject to change. Additional terms may apply. 

 

Get to London LHR from Houston IAH quicker with direct flights. 

Get to London faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to LHR from IAH to take around 9 hour(s) 15 min(s).  

 

Find our cheapest airfares for flights from Houston IAH to London LHR

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to LHR from IAH. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Houston IAH to London LHR today 

If you’re flexible about when you travel, March is usually the cheapest month to fly from Houston IAH to London LHR. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to London LHR from Houston IAH 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to LHR from IAH have this option.  

 

Travel with confidence when you book flights to London LHR from Houston IAH with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.