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 - HO1
Price
£426 - £870
HO1
Temperature
12 - 29 °C
HO1
Precipitation
81 - 150 mm

Popular in

August

High demand for flights, 35% potential price rise

Cheapest in

February

Best time to find cheap flights, 24% potential price drop

Round-trip from

426₽

From London Heathrow to Houston

One-way from

£239

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 49 days in advance, which can save you up to 47% on flights from London Heathrow Airport to Houston compared to booking the week you need them. Waiting 49 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 £577. For sooner than that we have options available in the next 3 days from £729.

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 July. For low rates, February can be a great choice for travel to Houston. Flights to Houston from London Heathrow Airport in February are about £558 on average during February, but can be found for as low as £362.

When is the cheapest time to fly from London Heathrow Airport to Houston (LHR - HO1)?

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 September, October 2021

The best prices found for LHR to IAH flights in September, October
30 Oct - 31 Oct
£375pp
LHR
London Heathrow
United Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
 
1 STOP
LHR
London Heathrow
27 Oct - 8 Nov
£381pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
30 Oct - 31 Oct
£403pp
LHR
London Heathrow
United Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
Direct
LHR
London Heathrow

London Heathrow to Houston 2021 flight deals

Cheap flights to Houston from Heathrow found for this year
17 Nov - 8 Dec
£369pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
30 Oct - 31 Oct
£375pp
LHR
London Heathrow
United Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
 
1 STOP
LHR
London Heathrow
20 Nov - 20 Nov
£375pp
LHR
London Heathrow
United Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
 
1 STOP
LHR
London Heathrow

Direct flights to Houston from Heathrow

Save time with Heathrow to Houston direct flight deals
1 Feb - 22 Mar
£628pp
LHR
London Heathrow
Brussels Airlines
Direct
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Brussels Airlines
Direct
LHR
London Heathrow
1 Mar - 7 Mar
£631pp
LHR
London Heathrow
Brussels Airlines
Direct
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Brussels Airlines
Direct
LHR
London Heathrow
16 Mar - 30 Mar
£633pp
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
1 Oct - 15 Oct
£468pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
1 Oct - 15 Oct
£476pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
30 Sep - 3 Oct
£554pp
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 London Heathrow

The cheapest one-way flights from Heathrow to Houston
06:25 - 14:23
Multiple Airlines
1 stop
13h 58m
LHR - IAH
Multiple Airlines
£319
Gotogate
16:20 - 13:10
Multiple Airlines
2 stops
49h 50m
LHR - IAH
Multiple Airlines
£239
Combigo
08:40 - 12:10
Multiple Airlines
2 stops
33h 30m
LHR - IAH
Multiple Airlines
£356
Gotogate

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 United Airlines, Finnair, and British Airways flying from London Heathrow to Houston have implemented new flexible cancellation policies.

Are flight prices decreasing from London Heathrow Airport 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 London Heathrow Airport 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.

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 £369, but on average you can expect to pay £405.

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

Cheapflights has 20 direct flights from London Heathrow Airport to Houston under £700. A good price for a direct flight from London Heathrow Airport to Houston is less than £647.

Are there last-minute flights available from London Heathrow Airport to Houston for under £500?

There are currently 20+ open flights from London Heathrow Airport to Houston within the next 7 days for less than £500.

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

Flying on United Airlines is currently your cheapest option to Houston, with prices starting at £375. United Airlines 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 American Airlines (81%), Aer Lingus (81%) or Finnair (81%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to Houston.

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

The cheapest flight price from London Heathrow Airport to Houston is £313. On average you can expect to pay £1,638. The most popular route, (London Heathrow - Houston Hobby), can usually be booked for £382.

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.

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 will not be allowed to enter Houston.

COVID-19 testing requirements
Visitors from London Heathrow must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to 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 must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to 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.

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 = $1.37
Average temperature for September in Houston
28.0 °C

Airports servicing London

Airports servicing Houston

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
Virgin Atlantic
£201 £450 No cancel fee 72%
Search Virgin Atlantic flights
Austrian Airlines
£251 £540 No cancel fee 78%
Search Austrian Airlines flights
Delta
£255 £534 No cancel fee N/A
Search Delta flights
United Airlines
£265 £530 No cancel fee 69%
Search United Airlines flights
Air Canada
£286 £710 No cancel fee 67%
Search Air Canada flights
Lufthansa
£308 £552 No cancel fee 76%
Search Lufthansa flights
KLM
£309 £491 No cancel fee 75%
Search KLM flights
British Airways
£317 £661 No cancel fee 70%
Search British Airways flights
Iberia
£318 £583 No cancel fee 77%
Search Iberia flights
Brussels Airlines
£321 £542 No cancel fee N/A
Search Brussels 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 54% of flight departures
Morning 6 AM to midday 45% 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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