Cheap flights from Heathrow to Houston

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How to find the cheapest flight from
Heathrow (LHR) to Houston (IAH)

All the information you need to plan the best LHR to IAH flight in 2022: compare Heathrow to Houston flight prices with the expected peak season, weather and rainfall in Houston.
LHR - IAH
Price
£850 - £1,170
IAH
Temperature
12 - 29 °C
IAH
Rainfall
81 - 150 mm

Popular in

December

High demand for flights, 14% potential price rise

Cheapest in

March

Best time to find cheap flights, 15% potential price drop

Round-trip from

£707

From London Heathrow to Houston

One-way from

£263

One-way flight from London Heathrow to Houston

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from London Heathrow Airport to Houston?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 51 days in advance, which can save you up to 5% on flights from London Heathrow Airport to Houston compared to booking the week you need them. Waiting 51 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £824. For sooner than that we have options available in the next 3 days from £844.

What is the cheapest month to fly from London Heathrow Airport to Houston?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, February can be a great choice for travel to Houston. Flights to Houston from London Heathrow Airport in February are about £804 on average during February, but can be found for as low as £592.

When is the cheapest time to fly from London Heathrow Airport to Houston (LHR - IAH)?

When flying from London Heathrow Airport to Houston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Heathrow to Houston in July, August 2022

The best prices found for LHR to IAH flights in July, August
5 Jul - 15 Jul
£584pp
LHR
London Heathrow
Finnair
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Finnair
 
1 STOP
LHR
London Heathrow
31 Aug - 7 Sep
£598pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
6 Jul - 8 Jul
£599pp
LHR
London Heathrow
Finnair
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Finnair
 
1 STOP
LHR
London Heathrow

London Heathrow to Houston 2022 flight deals

Cheap flights to Houston from Heathrow found for this year
20 Sep - 27 Sep
£374pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
20 Sep - 27 Sep
£376pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
20 Sep - 27 Sep
£458pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
LHR
London Heathrow

Cheap Finnair flights from Heathrow to Houston

22 Nov - 29 Nov
£557pp
LHR
London Heathrow
Finnair
Direct
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Finnair
 
1 STOP
LHR
London Heathrow
20 Sep - 27 Sep
£560pp
LHR
London Heathrow
Finnair
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Finnair
 
1 STOP
LHR
London Heathrow
1 Nov - 1 Dec
£569pp
LHR
London Heathrow
Finnair
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Finnair
 
1 STOP
LHR
London Heathrow

Cheap Turkish Airlines flights from Heathrow to Houston

15 Jul - 19 Jul
£1,206pp
LHR
London Heathrow
Turkish Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Turkish Airlines
 
1 STOP
LHR
London Heathrow

Direct flights to Houston from Heathrow

Save time with Heathrow to Houston direct flight deals
12 Sep - 19 Sep
£616pp
LHR
London Heathrow
Lufthansa
Direct
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Lufthansa
Direct
LHR
London Heathrow
1 Nov - 1 Dec
£726pp
LHR
London Heathrow
British Airways
Direct
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
British Airways
Direct
LHR
London Heathrow
8 Nov - 15 Nov
£728pp
LHR
London Heathrow
British Airways
Direct
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
British Airways
Direct
LHR
London Heathrow

Last-minute flights from Heathrow to Houston

Late deals on return flights to Houston from Heathrow, departing today and this week
13 Jul - 31 Jul
£867pp
LHR
London Heathrow
Finnair
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Finnair
 
1 STOP
LHR
London Heathrow
12 Jul - 15 Jul
£884pp
LHR
London Heathrow
Finnair
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Finnair
 
1 STOP
LHR
London Heathrow
15 Jul - 18 Jul
£924pp
LHR
London Heathrow
Finnair
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Finnair
 
1 STOP
LHR
London Heathrow

One-way flights to Houston from London Heathrow

The cheapest one-way flights from Heathrow to Houston
15:20 - 19:19
Multiple Airlines
2 stops
33h 59m
LHR - IAH
Multiple Airlines
£263
Kiwi.com
15:25 - 04:42
Multiple Airlines
2 stops
43h 17m
LHR - IAH
Multiple Airlines
£290
Kiwi.com
16:10 - 15:58
Multiple Airlines
2 stops
29h 48m
LHR - IAH
Multiple Airlines
£296
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Heathrow</span> to <span class="emphasized">Houston</span> flights.

Flight FAQs

From Heathrow to Houston

Which airlines flying from London Heathrow to Houston have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Finnair, British Airways, and Lufthansa flying from London Heathrow to Houston have implemented new flexible cancellation policies.

Can I find flights from London Heathrow Airport to Houston for under £400 on Cheapflights?

Yes, there are multiple flights from London Heathrow Airport to Houston for under £400. The cheapest flight booked recently is on Multiple Airlines for just £374, but on average you can expect to pay £539.

Are there nonstop flights from London Heathrow Airport to Houston for under £700 on Cheapflights?

Cheapflights has at least 20 direct flights from London Heathrow Airport to Houston under £700. A good price for a nonstop flight from London Heathrow Airport to Houston is less than £766.

Are there last-minute flights available from London Heathrow Airport to Houston for under £900?

There are currently 20+ open flights from London Heathrow Airport to Houston within the next 7 days for less than £900.

What are the cheapest airlines flying from London Heathrow Airport to Houston round-trip?

Flying on Finnair is currently your cheapest option to Houston, with prices starting at £557. Another option worth looking into is Lufthansa, starting at £597 round trip. Finnair is priced at 33% lower than the current average price of a flight leaving 3 months from now.

What are the most reliable airlines from London Heathrow Airport to Houston?

Consider Air Canada (83%), Austrian Airlines (83%) or Brussels Airlines (83%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to Houston.

What are the most popular airlines that fly from London Heathrow Airport to Houston?

When booking a flight from London Heathrow Airport to Houston, you may want to consider flying on American Airlines, Air Canada or Air France as they are the most popular for this route.

What are the cheapest flights from London Heathrow Airport to Houston?

The cheapest flight price from London Heathrow Airport to Houston is £627. On average you can expect to pay £2,527. The most popular route, (London Heathrow - Houston Hobby), can usually be booked for £557.

COVID Restrictions

View COVID Travel Restrictions for Houston, TX

Do I need a COVID test to fly to Houston from Heathrow?

Information is based on travel restrictions from London Heathrow to Houston

Most visitors from London Heathrow need to provide a negative COVID-19 test result and/or quarantine to enter Houston.

COVID-19 testing requirements
Visitors from London Heathrow are not required to present a negative COVID-19 PCR test or antigen result upon entering Houston.

Quarantine requirements
Visitors from London Heathrow are not required to quarantine after entering Houston.

Do I need a test to fly back to Heathrow from Houston?

Returning to London Heathrow from Houston

COVID-19 testing requirements
Visitors from Houston are not required to present a negative COVID-19 PCR test or antigen result upon entering London Heathrow.

Quarantine requirements
Visitors from Houston are not required to quarantine after entering London Heathrow.

Hide COVID Travel Restrictions for Houston, TX

Alternative routes for Heathrow to Houston

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from London Heathrow to Houston

The chart below displays the airlines Cheapflights users travelling from Heathrow to Houston choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Lufthansa
£502 £881 No cancel fee 76%
Search Lufthansa flights
Virgin Atlantic
£514 £763 No cancel fee 72%
Search Virgin Atlantic flights
Air Canada
£528 £667 No cancel fee 67%
Search Air Canada flights
KLM
£543 £662 No cancel fee 75%
Search KLM flights
Finnair
£575 £742 No cancel fee 76%
Search Finnair flights
Turkish Airlines
£634 £690 No cancel fee 77%
Search Turkish Airlines flights
Brussels Airlines
£673 £875 No cancel fee N/A
Search Brussels Airlines flights
American Airlines
£686 £983 No cancel fee 71%
Search American Airlines flights
Iberia
£699 £889 No cancel fee 77%
Search Iberia flights
Austrian Airlines
£708 £916 No cancel fee 78%
Search Austrian Airlines flights

Hourly flight availability from Heathrow to Houston

See what time of day planes typically take off from Heathrow towards Houston.
Afternoon Midday to 6 PM 62% of flight departures
Morning 6 AM to midday 37% of flight departures
Early morning Midnight to 6 AM 1% of flight departures
Evening 6 PM to midnight 0% of flight departures
Midnight
6 AM
Noon
6 PM
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