Cheap flights from Heathrow to Houston

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Houston (IAH)
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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 2021: compare Heathrow to Houston flight prices with the expected peak season, weather and rainfall in Houston.
LHR - IAH
Price
£451 - £747
IAH
Temperature
15 - 30 °C
IAH
Rainfall
0 - 1 mm

Popular in

July

High demand for flights, 27% potential price rise

Cheapest in

February

Best time to find cheap flights, 17% potential price drop

Average price

£542

Average for round-trip flights in April 2021

Round-trip from

£451

From 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 Heathrow to Houston?

To save up to 47% on this flight, we recommend booking at least 49 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Heathrow to Houston from £573 1-2 weeks out and tickets from £725 for flights departing within the next 72 hours.

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

February is one of the best times of the year to fly to Houston from Heathrow. Prices for February average £555 per person but you can even find prices for as low as £360. The most expensive prices can be found in the month of July. Opting for a February flight can save you 38% on your journey compared to booking in February

Cheap flights from Heathrow to Houston in April, May 2021

The best prices found for LHR to IAH flights in April, May
30 Apr - 2 Jun
£339pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Air Canada
 
1 STOP
LHR
London Heathrow
29 May - 13 Jun
£341pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Air Canada
   
2 STOPS
LHR
London Heathrow
29 May - 13 Jun
£348pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Air Canada
 
1 STOP
LHR
London Heathrow

Heathrow to Houston 2021 flight deals

Cheap flights to Houston from Heathrow found for this year
23 Aug - 29 Aug
£329pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Lufthansa
 
1 STOP
LHR
London Heathrow
10 Jul - 28 Jul
£330pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Air Canada
 
1 STOP
LHR
London Heathrow
9 Jul - 19 Jul
£334pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Air Canada
 
1 STOP
LHR
London Heathrow

Direct flights to Houston from Heathrow

Save time with Heathrow to Houston direct flight deals
6 Aug - 14 Aug
£358pp
LHR
London Heathrow
Brussels Airlines
Direct
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Brussels Airlines
Direct
LHR
London Heathrow
8 Jun - 29 Jun
£359pp
LHR
London Heathrow
Brussels Airlines
Direct
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Brussels Airlines
Direct
LHR
London Heathrow
10 Jul - 28 Jul
£359pp
LHR
London Heathrow
Brussels Airlines
Direct
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Brussels Airlines
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
22 Apr - 14 Jul
£520pp
LHR
London Heathrow
Air Canada
   
2 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Air Canada
 
1 STOP
LHR
London Heathrow
23 Apr - 7 May
£548pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
23 Apr - 8 May
£567pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow

One-way flights to Houston from Heathrow

The cheapest one-way flights from Heathrow to Houston
15:25 - 15:58
SWISS
2 stops
30h 33m
LHR - IAH
SWISS
£331
swiss
05:05 - 18:51
Austrian Airlines
2 stops
43h 46m
LHR - IAH
Austrian Airlines
£332
aua.com
02:30 - 14:18
Multiple Airlines
2 stops
17h 48m
LHR - IAH
Multiple Airlines
£455
Combigo

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

Are flight prices decreasing from Heathrow to Houston due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Heathrow and Houston for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from London Heathrow to Houston George Bush Intcntl to control the spread of COVID-19?

New policies can now be found on Delta to help keep travellers safe while flying. New policies for travellers booking flights from London Heathrow to Houston George Bush Intcntl include masks being provided and required on board, daily cleaning and sanitisation, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially-distanced seating (for a limited time). Keep in mind that policies will vary by airline.

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

Some of the carriers operating flights from London Heathrow to Houston George Bush Intcntl that may be offering flexible cancellation policies are United Airlines, Finnair, and British Airways. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Heathrow to Houston for under £364 on Cheapflights?

Yes, there are multiple flights from Heathrow to Houston for under £364. The cheapest flight booked recently is on Multiple Airlines for just £329, but on average you can expect to pay £344.

Are there direct flights from Heathrow to Houston for under £364 on Cheapflights?

Cheapflights has 20 direct flights from Heathrow to Houston under £364. A good price for a direct flight from Heathrow to Houston is less than £560.

Are there last-minute flights available from Heathrow to Houston for under £582?

There are currently 20+ open flights from Heathrow to Houston within the next 7 days for less than £582.

Does it rain more in Heathrow or Houston?

Heathrow will have less rainfall in 2 compared to Houston over the next 20 days.

Is Heathrow weather warmer or cooler than Houston?

Expect the weather to be around 30 °C on average in August. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Houston is generally hotter than in Heathrow.

How long does is the flight from Heathrow to Houston?

Departing from Heathrow to Houston will take you 9h 55m. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to flying from Heathrow to Houston return?

Flying on Lufthansa is currently your cheapest option to Houston, with prices starting at £345. Additional return tickets that might be worth considering are offered by Air Canada and SWISS, with the lowest prices starting at £353 and £358, respectively. Lufthansa is currently priced 36% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Heathrow to Houston one-way?

One-way options have recently been found by users for as low as £328 on Lufthansa. Other airlines that offer cheap prices include SWISS from £331 and Austrian Airlines from £332 one-way.

Alternative routes for Heathrow to Houston

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

Destination information for Houston

Things to know before you go - useful duration and weather info for your trip from Heathrow to Houston.
Today's exchange rate
£1 = $1.38
Flight duration
9h 30m
Average temperature for April in Houston
22.0 °C

Airports servicing London

Airports servicing Houston

Top 10 airlines flying from 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
Virgin Atlantic
£352 £672 No cancel fee 72%
Search Virgin Atlantic flights
KLM
£426 £692 No cancel fee 75%
Search KLM flights
American Airlines
£451 £712 No cancel fee 71%
Search American Airlines flights
Brussels Airlines
£467 £728 No cancel fee N/A
Search Brussels Airlines flights
Delta
£349 £730 No cancel fee N/A
Search Delta flights
United Airlines
£362 £736 No cancel fee 69%
Search United Airlines flights
Air France
£448 £737 No cancel fee 77%
Search Air France flights
Finnair
£480 £755 No cancel fee 76%
Search Finnair flights
Austrian Airlines
£344 £755 No cancel fee 78%
Search Austrian Airlines flights
Lufthansa
£421 £761 No cancel fee 76%
Search Lufthansa flights

Hourly flight availability from Heathrow to Houston

See what time of day planes typically take off from Heathrow towards Houston.
Morning 6 AM to midday 100% of flight departures
Early morning Midnight to 6 AM 0% of flight departures
Afternoon Midday to 6 PM 0% of flight departures
Evening 6 PM to midnight 0% of flight departures
Midnight
6 AM
Noon
6 PM
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