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Cheap flights from Houston (IAH) to Heathrow (LHR)

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The best prices from Houston to Heathrow are usually found in September or January, booked 60 days in advance, depart on a Tuesday or Monday and return on a Thursday

IAH - LHR
Price
$718 - $1354
LHR
Temperature
46.4 - 75.2 °F
LHR
Rainfall
1.5 - 2.6 inches
Popular in June High demand for flights, 32% potential price rise
Cheapest in September Best time to find cheap flights, 22% potential price drop
Average price $762 Average for round-trip flights in April 2020
Round-trip from $718 From Houston to Heathrow

Cheap flights from Houston to Heathrow in April 2020

The best prices found for IAH to LHR flights for April
29 Apr - 13 May
$410pp
IAH
Houston George Bush Intcntl
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
IAH
Houston George Bush Intcntl
30 Apr - 12 May
$419pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
26 Apr - 7 May
$430pp
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
IAH
Houston George Bush Intcntl

Houston to Heathrow 2020 flight deals

Cheap flights to Heathrow from Houston found for this year
16 Oct - 23 Oct
$328pp
IAH
Houston George Bush Intcntl
KLM
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
KLM
 
1 STOP
IAH
Houston George Bush Intcntl
10 May - 12 May
$364pp
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
IAH
Houston George Bush Intcntl
8 May - 10 May
$378pp
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
IAH
Houston George Bush Intcntl

Last minute flights from Houston to Heathrow

Late deals on round-trip flights to Heathrow from Houston, departing today and this week
8 Apr - 17 Apr
$672pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
9 Apr - 16 Apr
$698pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
5 Apr - 31 May
$731pp
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
IAH
Houston George Bush Intcntl

One-way flights to Heathrow from Houston

The cheapest one-way flights from Houston to Heathrow
12:10 pm - 3:25 am
Finnair
Nonstop
9h 15m
IAH - LHR
Finnair
$520
Ovago
4:25 pm - 7:40 am
Aer Lingus
Nonstop
9h 15m
IAH - LHR
Aer Lingus
$526
Fareboom
4:25 pm - 7:40 am
British Airways
Nonstop
9h 15m
IAH - LHR
British Airways

Alternative routes for Houston to Heathrow

Destination information for Heathrow

Things to know before you go. Useful info for your trip from Houston to Heathrow
Today's exchange rate
$1 = £0.81
Average temperature for April in Heathrow
57.2 °F
Avg rainfall for April in Heathrow
1.9 ″

Airports servicing Houston

Airports servicing London

Weekly flight availability
from Houston to Heathrow
Sunday
20 daily flights
Monday
20 daily flights
Tuesday
20 daily flights
Wednesday
20 daily flights
Thursday
20 daily flights
Friday
20 daily flights
Saturday
20 daily flights

Related info for your journey

Useful info, stats and facts about Houston to Heathrow flights.

Flight FAQs

From Houston to Heathrow

Are flight prices decreasing from Houston to Heathrow 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 Houston and Heathrow 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 Houston to Heathrow for under $500 on Cheapflights?

Yes, there are multiple flights from Houston to Heathrow for under $500. The cheapest flight booked recently is on KLM for just $410, but on average you can expect to pay $419.

Are there nonstop flights from Houston to Heathrow for under $700 on Cheapflights?

Cheapflights has 1 direct flight from Houston to Heathrow under $700. A good price for a nonstop flight from Houston to Heathrow is less than $629.

Are there last-minute flights available from Houston to Heathrow for under $700?

There are currently just 3 open flights from Houston to Heathrow within the next 7 days for less than $700.

What percent of flights are delayed?

Airlines departing from Houston to Heathrow can be delayed by up to 46min. or more hours.

What is the cheapest airline for this route?

United Air Lines Inc. offers the cheapest flights from Houston to Heathrow. Per day you can find on average 56 flights for this route and airline.

How long does the flight from Houston to Heathrow take?

Travelers can expect a nonstop flight to take approximately 10 hours, flying a distance of about 3,014 miles.

How many flights depart from Houston to Heathrow on average per day?

Per day, 26 flights depart from Houston George Bush Intcntl to London Heathrow on average.
Afternoon (Noon - 6pm) - 58% of flight departures
Evening (6pm - Midnight) - 42% of flight departures

Does it rain more in Houston or Heathrow?

When traveling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Houston is roughly greater than that of Heathrow. You can assume this to be the case over the next 11 days.

Is Houston weather warmer or cooler than Heathrow?

Our data indicates that the weather will be 86 °F on average in the month of August. The temperature in Heathrow is typically colder than in Houston. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.