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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 January or September, booked 60 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

$1570
$1290
$1000
$714
Price
$714 - $1362
Temperature
46 - 75 °F
Rainfall
2 - 3 inches
Most popular in June High demand for flights, 34% potential price rise
Cheapest in January Best time to find cheap flights, 5% potential price drop
Average price $888 Price for this month
Cheapest price $714 From Houston to Heathrow

Cheap flights from Houston to Heathrow in December 2019

The best prices found for IAH to LHR flights for December
24 Dec - 7 Jan
$639pp
IAH
Houston George Bush Intcntl
Finnair
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Finnair
 
1 STOP
IAH
Houston George Bush Intcntl
26 Dec - 7 Jan
$664pp
IAH
Houston George Bush Intcntl
Finnair
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Finnair
 
1 STOP
IAH
Houston George Bush Intcntl
25 Dec - 1 Jan
$698pp
IAH
Houston George Bush Intcntl
Iberia
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Iberia
 
1 STOP
IAH
Houston George Bush Intcntl

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
$1.00 = £0.76
Flight duration
9h 44m
Average temperature for December in Heathrow
46.4 °F
Avg rainfall for December in Heathrow
2.2 ″

Airports servicing Houston

Airports servicing London

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

Related info for your journey

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

Flight FAQs

From Houston to Heathrow

What percent of flights are delayed?

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

How many passenger seats are available on a flight on this route?

Expect 1,594 seats to be available on average per day for flights from Houston George Bush Intcntl to London Heathrow.

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 9 hours, flying a distance of about 3,014 miles.

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

Per day, 27 flights depart from Houston George Bush Intcntl to London Heathrow on average.
Afternoon (Noon - 6pm) - 59% of flight departures
Evening (6pm - Midnight) - 41% 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 15 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.