HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Houston

$380+ Cheap flights from Heathrow (LHR) to Houston

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HOU
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Heathrow to Houston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from London Heathrow to Houston are usually found in January or February, booked 77 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Heathrow to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$755
(Trip.com)

One-way from

$380
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$871
From London Heathrow to Houston
Search Deals
One-way flight from London Heathrow to Houston
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($185 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Heathrow to Houston

Cheapest flights from Heathrow to Houston
Explore the most affordable flight options available from Heathrow to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Trip.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/59:20 amLHR - IAH
1 stop14h 31mJetBlue
Wed 11/268:10 pmIAH - LHR
1 stop28h 45mJetBlue
Deal found 9/16$755
This Mytrip deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:30 amLHR - IAH
2 stops21h 56mMultiple Airlines
Wed 10/86:44 amIAH - LHR
1 stop21h 16mMultiple Airlines
Deal found 9/17$757
This Mytrip deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/249:30 amLHR - IAH
3 stops20h 58mMultiple Airlines
Sat 10/257:30 pmIAH - LHR
3 stops30h 40mMultiple Airlines
Deal found 9/17$759
This Mytrip deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/249:30 amLHR - IAH
3 stops20h 58mMultiple Airlines
Wed 11/59:54 amIAH - LHR
3 stops19h 26mMultiple Airlines
Deal found 9/17$764
This The Travel House deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:25 amLHR - IAH
2 stops35h 16mIcelandair
Tue 12/161:36 pmIAH - LHR
1 stop11h 19mIcelandair
Deal found 9/16$767
This The Travel House deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1310:20 amLHR - IAH
2 stops19h 36mScandinavian Airlines
Tue 11/184:00 pmIAH - LHR
2 stops19h 40mScandinavian Airlines
Deal found 9/17$769
This Booking.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/91:45 pmLHR - IAH
3 stops25h 10mMultiple Airlines
Tue 10/147:30 pmIAH - LHR
3 stops29h 00mMultiple Airlines
Deal found 9/16$770
This The Travel House deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:40 amLHR - IAH
2 stops23h 16mScandinavian Airlines
Wed 12/104:00 pmIAH - LHR
2 stops23h 40mScandinavian Airlines
Deal found 9/16$771
This Booking.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:10 pmLHR - IAH
2 stops34h 13mMultiple Airlines
Wed 10/226:44 amIAH - LHR
2 stops20h 51mMultiple Airlines
Deal found 9/16$772
This Mytrip deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/216:00 amLHR - IAH
2 stops29h 20mMultiple Airlines
Tue 10/2812:42 pmIAH - LHR
2 stops23h 48mMultiple Airlines
Deal found 9/16$773
This The Travel House deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/38:25 amLHR - IAH
1 stop35h 15mIcelandair
Wed 10/222:45 pmIAH - LHR
2 stops36h 45mIcelandair
Deal found 9/16$774
This TravelUp deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/112:00 pmLHR - HOU
1 stop14h 11mBritish Airways
Tue 10/74:41 pmHOU - LHR
1 stop12h 09mBritish Airways
Deal found 9/15$823

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Houston that are best for you.

Fly from

Heathrow

Fly to

Houston

Route

Depart

Return

Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 11/14

9:20 am-5:51 pm

1 stop14h 31m

Houston George Bush Intcntl

Wed 11/19

1:38 pm-6:55 am

1 stop11h 17m

$776

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 10/24

1:40 pm-5:55 pm

Nonstop10h 15m

Houston George Bush Intcntl

Sat 10/25

4:45 pm-8:25 am

1 stop33h 40m

$805

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 11/27

6:40 am-10:30 pm

2 stops21h 50m

Houston George Bush Intcntl

Mon 12/1

4:13 pm-6:50 pm

3 stops20h 37m

$819

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 9/25

9:30 am-5:50 pm

1 stop14h 20m

Houston George Bush Intcntl

Wed 10/8

4:20 pm-7:40 am

Nonstop9h 20m

$828

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 10/31

9:30 am-7:15 pm

1 stop14h 45m

Houston George Bush Intcntl

Fri 11/7

1:31 pm-8:25 am

1 stop12h 54m

$828

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 11/20

9:30 am-6:15 pm

1 stop14h 45m

Houston George Bush Intcntl

Sun 11/30

7:10 am-6:30 am

1 stop17h 20m

$835

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 11/15

3:25 pm-8:00 pm

Nonstop10h 35m

Houston George Bush Intcntl

Wed 11/19

4:45 pm-12:05 pm

1 stop13h 20m

$836

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Wed 10/8

8:20 am-4:09 pm

1 stop13h 49m

Houston Hobby

Wed 10/22

4:41 pm-10:50 am

1 stop12h 09m

$841

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Wed 10/1

10:30 am-6:10 pm

1 stop13h 40m

Houston Hobby

Wed 10/22

4:41 pm-10:50 am

1 stop12h 09m

$841

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Sat 11/1

8:20 am-6:07 pm

1 stop14h 47m

Houston Hobby

Sat 11/8

12:13 pm-6:50 am

1 stop12h 37m

$849

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 43 results
1
2
3
...
5

The best insider tips for London Heathrow Airport to Houston flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to Houston trip
Airports
LHR

Heathrow's strict security means long lines. Ensure all liquids are in one bag to avoid delays.

Read more about LHRby Ramsey Qubein
IAH

For a quick ride to downtown Houston from IAH, Uber or Lyft takes about 25 minutes.

Read more about IAHby Evie Carrick
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Heathrow to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Heathrow with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Houston

How far ahead should I book a flight from London Heathrow Airport to Houston?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Houston. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Houston, you should look to book at least 77 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London Heathrow Airport to Houston?

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Houston (average of $230). Flying from London Heathrow Airport to Houston in March is currently the most expensive (average of $330). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to HOU?

Find hourly flight availability from Heathrow to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

One of the essential ways to save on airfare from London Heathrow Airport to Houston is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 21% on airfare.

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown Austrian Airlines, United Airlines, and Iberia from London Heathrow Airport to Houston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
850 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Austrian Airlines
7.6
Good
850 reviews
Austrian Airlines
7.6
Good
850 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
United Airlines
7.4
Good
8,926 reviews
Austrian Airlines
7.6
Good
850 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Iberia
7.0
Good
2,925 reviews
Austrian Airlines
7.6
Good
850 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Lufthansa
6.8
Okay
7,409 reviews
Austrian Airlines
7.6
Good
850 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
British Airways
6.7
Okay
7,367 reviews
Austrian Airlines
7.6
Good
850 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Food

6.8

Comfort

7.3

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to Houston?

    For as low as $805, JetBlue can have you in Houston from London Heathrow Airport in 10h 15m. Airlines will cover a distance of 4820 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from London Heathrow Airport to Houston round-trip?

    Cheapflights users have booked flights from London Heathrow Airport to Houston round-trip from $730. Other airlines that can offer you cheap pricing are United Airlines, from $759, and Austrian Airlines, from $803. British Airways is 24% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Heathrow to Houston that include hotel bookings?

    Yes. In addition to deals on Heathrow to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Houston.

  • Can I find deals for business class flights from Heathrow to Houston?

    Yes. Cheapflights offers flight deals from Heathrow to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Houston?

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Houston (average of $230). Flying from London Heathrow Airport to Houston in March is currently the most expensive (average of $330). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Heathrow to Houston

Discover the top 5 airlines that operate flights from Heathrow to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$730Average$911FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$759Average$1,165FlexibilityNo cancel feeOn-time69%
Austrian AirlinesCheapest$803Average$1,274FlexibilityNo cancel feeOn-time78%
LufthansaCheapest$830Average$1,064FlexibilityNo cancel feeOn-time76%
IberiaCheapest$982Average$1,442FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.