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Cheap flights from London to Houston George Bush Intcntl Airport from $249

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Houston George Bush Intcntl Airport departing on 5/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from London to Houston.
 Logo
2:00 pm - 9:11 amLGW-IAH
25h 11m1 stop
 Logo
6:10 pm - 10:00 amIAH-LGW
33h 50m1 stop
Mon, Apr 28 - Mon, May 5
 Logo
2:00 pm - 9:11 amLGW-IAH
25h 11m1 stop
 Logo
3:08 pm - 7:00 amIAH-LGW
33h 52m1 stop
Wed, Apr 30 - Wed, May 7
Lufthansa Logo
1:00 pm - 8:37 amLHR-IAH
25h 37m2 stops
Lufthansa Logo
4:15 pm - 7:40 amIAH-LHR
9h 25mnonstop
$593Lufthansa
Find Deal
Sat, May 10 - Fri, May 16
Icelandair Logo
12:10 pm - 2:17 pmLGW-IAH
32h 07m1 stop
Icelandair Logo
3:15 pm - 9:35 amIAH-LGW
12h 20m1 stop
$653Icelandair
Find Deal
Wed, Sep 24 - Thu, Oct 2
Icelandair Logo
12:10 pm - 2:17 pmLGW-IAH
32h 07m1 stop
Icelandair Logo
3:15 pm - 9:35 amIAH-LGW
12h 20m1 stop
$655Icelandair
Find Deal
Wed, Sep 24 - Thu, Oct 2
Lufthansa Logo
1:00 pm - 8:44 amLHR-IAH
25h 44m2 stops
Lufthansa Logo
2:13 pm - 9:20 amIAH-LHR
13h 07m1 stop
$672Lufthansa
Find Deal
Sat, May 24 - Sat, May 31
JetBlue Logo
8:15 am - 4:52 pmLHR-IAH
14h 37m1 stop
JetBlue Logo
11:51 am - 6:30 amIAH-LHR
12h 39m1 stop
$706JetBlue
Find Deal
Tue, Apr 29 - Thu, May 8
British Airways Logo
12:15 pm - 8:55 pmLHR-IAH
14h 40m1 stop
British Airways Logo
12:51 pm - 9:00 amIAH-LHR
14h 09m1 stop
$788British Airways
Find Deal
Mon, May 12 - Thu, May 22
JetBlue Logo
8:15 am - 4:52 pmLHR-IAH
14h 37m1 stop
JetBlue Logo
11:51 am - 6:30 amIAH-LHR
12h 39m1 stop
$803JetBlue
Find Deal
Sat, Apr 26 - Sat, May 10
British Airways Logo
2:25 pm - 11:25 pmLHR-IAH
15h 00m1 stop
British Airways Logo
4:43 pm - 6:55 amIAH-LHR
32h 12m1 stop
$815British Airways
Find Deal
Thu, May 1 - Wed, May 21

Lufthansa flights from London to Houston George Bush Intcntl Airport

Our best Lufthansa deals on London to Houston George Bush Intcntl Airport flight tickets
Lufthansa
May 10
LHR1:00 pmLondon Heathrow
25h 37m
2 stops
IAH8:37 amHouston George Bush Intcntl
May 16
IAH4:15 pmHouston George Bush Intcntl
9h 25m
LHR7:40 amLondon Heathrow
Lufthansa
May 24
LHR1:00 pmLondon Heathrow
25h 44m
2 stops
IAH8:44 amHouston George Bush Intcntl
May 31
IAH2:13 pmHouston George Bush Intcntl
13h 07m
1 stop
LHR9:20 amLondon Heathrow
Lufthansa
Jun 26
LHR1:40 pmLondon Heathrow
10h 15m
IAH5:55 pmHouston George Bush Intcntl
Jul 19
IAH8:25 pmHouston George Bush Intcntl
27h 55m
1 stop
LHR6:20 amLondon Heathrow

JetBlue flights from London to Houston George Bush Intcntl Airport

Our best JetBlue deals on London to Houston George Bush Intcntl Airport flight tickets
JetBlue
Apr 29
LHR8:15 amLondon Heathrow
14h 37m
1 stop
IAH4:52 pmHouston George Bush Intcntl
May 8
IAH11:51 amHouston George Bush Intcntl
12h 39m
1 stop
LHR6:30 amLondon Heathrow
JetBlue
Apr 26
LHR8:15 amLondon Heathrow
14h 37m
1 stop
IAH4:52 pmHouston George Bush Intcntl
May 10
IAH11:51 amHouston George Bush Intcntl
12h 39m
1 stop
LHR6:30 amLondon Heathrow
JetBlue
Apr 26
LHR8:15 amLondon Heathrow
14h 37m
1 stop
IAH4:52 pmHouston George Bush Intcntl
May 10
IAH11:51 amHouston George Bush Intcntl
12h 39m
1 stop
LHR6:30 amLondon Heathrow

See travel insights to Houston from

How to get the cheapest flight ticket from London to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and Houston George Bush Intcntl Airport?

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of September is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from London, with most prices found around $819. If you are unable to visit Houston George Bush Intcntl Airport during the month of September, then departing from London during the month February is also very affordable. Most momondo users find prices during this month for around $823.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from London to Houston George Bush Intcntl Airport is on a Sunday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Sunday will often find tickets for as low as $963. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Thursday is $1,094.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest London to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as $826. Try not to purchase tickets at noon because they tend to be around $1,050. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London to Houston George Bush Intcntl flight route?

Fly from London Heathrow to Houston George Bush Intcntl for the best London - Houston George Bush Intcntl flight prices

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from London when booking 24 weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $982 when searching 24 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from London for as low as $865 on momondo.

What cabin class options are available on London to Houston George Bush Intcntl flights?

There are 4 cabin classes available to choose from on London to Houston George Bush Intcntl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London to Houston George Bush Intcntl Airport flight prices changed over time?

As of April 2025, prices for London to Houston George Bush Intcntl Airport flights are approximately 39% more expensive when compared to flights at the same time last year.

When to book flights from London to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London to Houston George Bush Intcntl Airport (LON to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Houston George Bush Intcntl Airport

Best Price Found

$249

Fastest flight time

10h 15m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from London in the past 72 hours is $249. The best round-trip flight deal from London to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $527.
The fastest flight from London to Houston George Bush Intcntl Airport takes 10h 15m
Direct flights go from London to Houston George Bush Intcntl Airport every day.

  • How far is London to Houston George Bush Intcntl by plane?

    The straight-line distance from London to Houston George Bush Intcntl is 4832.8 mi. Typically, this will take 10h 15m by plane in normal conditions.

  • When did momondo last update prices for flights from London to Houston George Bush Intcntl Airport?

    Prices for flights from London to Houston George Bush Intcntl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from London to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from London to Houston George Bush Intcntl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London to Houston George Bush Intcntl Airport?

  • What is the most popular airline from London to Houston George Bush Intcntl Airport?


Best airlines flying from London to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from London to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $740Free CancellationRating
6.6
6,715 reviews
Search British Airways flights
United AirlinesPriceFrom $741Free CancellationRating
7.4
8,615 reviews
Search United Airlines flights
IberiaPriceFrom $794Free CancellationRating
7.0
2,655 reviews
Search Iberia flights
Austrian AirlinesPriceFrom $803Free CancellationRating
7.5
771 reviews
Search Austrian Airlines flights
LufthansaPriceFrom $830Free CancellationRating
6.7
6,963 reviews
Search Lufthansa flights
  • Austrian Airlines Flights From London to Houston George Bush Intcntl Airport

    Across 14 Austrian Airlines flights from London to Houston George Bush Intcntl Airport this week, the average price was $1,290, with the best Austrian Airlines deals starting from $803 round-trip. 771 users have rated Austrian Airlines on momondo, with an average score of 7.5/10.

  • United Airlines Flights From London to Houston George Bush Intcntl Airport

    Another popular option for London to Houston George Bush Intcntl Airport flights is United Airlines (7.4/10, 8,615 ratings). United Airlines flies from London to Houston George Bush Intcntl Airport around 14 times per week, with deals starting from $741 round-trip and rising to an average price of around $1,139.


Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
Humble
Spring
Cypress
Montgomery
Tomball
Livingston
Jersey Village

Why use momondo?

Why should I use momondo to find a flight deal from London to Houston?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Houston from London.

Can I find flights from London to Houston with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Houston flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Houston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from London.

I’m not ready to book a flight from London to Houston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Houston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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