Heathrow's strict security means long lines. Ensure all liquids are in one bag to avoid delays.
$468+ 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HOU
ago. 25 — sep. 11
1 adult, Economy
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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
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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 May, booked 17 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 agosto 20, 2025.
Round-trip from | $798 (Kiwi.com) |
|---|---|
One-way from | $468 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $1,199 |
Find flight deals from Heathrow to Houston
Cheapest flights from Heathrow to HoustonExplore 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 agosto 20, 2025.
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 agosto 20, 2025.
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/1611:40 amLHR - IAH
1 stop17h 43mMultiple Airlines
lun. 10/2011:42 amIAH - LHR
1 stop17h 53mMultiple Airlines
Deal found 8/17![Multiple Airlines logo]()
$798
This Priceline deal was found by Cheapflights users on 8/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/18:25 amLHR - IAH
1 stop35h 15mJetBlue
sáb. 10/42:35 pmIAH - LHR
1 stop33h 55mJetBlue
Deal found 8/19![JetBlue logo]()
$799
This Scandinavian Airlines deal was found by Cheapflights users on 8/18. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/176:40 amLHR - IAH
2 stops23h 10mScandinavian Airlines
mié. 10/154:00 pmIAH - LHR
2 stops20h 30mScandinavian Airlines
Deal found 8/18![Scandinavian Airlines logo]()
$804
This Mytrip deal was found by Cheapflights users on 8/20. 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.
jue. 8/286:00 amLHR - IAH
2 stops20h 18mMultiple Airlines
sáb. 9/1312:58 pmIAH - LHR
1 stop15h 02mMultiple Airlines
Deal found 8/20![Multiple Airlines logo]()
$806
This The Travel House deal was found by Cheapflights users on 8/20. 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.
jue. 9/48:25 amLHR - IAH
1 stop35h 16mIcelandair
jue. 9/112:35 pmIAH - LHR
2 stops48h 10mIcelandair
Deal found 8/20![Icelandair logo]()
$807
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/202:20 pmLHR - IAH
1 stop20h 54mMultiple Airlines
lun. 11/311:37 amIAH - LHR
1 stop21h 53mMultiple Airlines
Deal found 8/20![Multiple Airlines logo]()
$808
This The Travel House deal was found by Cheapflights users on 8/19. 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.
lun. 9/88:25 amLHR - IAH
1 stop35h 15mIcelandair
lun. 10/62:39 pmIAH - LHR
1 stop33h 51mIcelandair
Deal found 8/19![Icelandair logo]()
$809
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/266:00 amLHR - IAH
2 stops22h 26mMultiple Airlines
jue. 10/27:25 amIAH - LHR
1 stop16h 25mMultiple Airlines
Deal found 8/18![Multiple Airlines logo]()
$810
This Mytrip deal was found by Cheapflights users on 8/18. 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.
dom. 9/146:40 amLHR - IAH
3 stops32h 27mMultiple Airlines
jue. 9/187:31 pmIAH - LHR
3 stops35h 24mMultiple Airlines
Deal found 8/18![Multiple Airlines logo]()
$811
This Booking.com deal was found by Cheapflights users on 8/20. 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.
vie. 10/248:50 amLHR - IAH
3 stops33h 01mMultiple Airlines
jue. 10/305:00 amIAH - LHR
3 stops30h 50mMultiple Airlines
Deal found 8/20![Multiple Airlines logo]()
$812
This Scandinavian Airlines deal was found by Cheapflights users on 8/18. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/176:40 amLHR - IAH
2 stops23h 10mScandinavian Airlines
mié. 9/241:15 pmIAH - LHR
2 stops23h 15mScandinavian Airlines
Deal found 8/18![Scandinavian Airlines logo]()
$813
This TravelUp deal was found by Cheapflights users on 8/20. 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.
dom. 9/73:10 pmLHR - HOU
1 stop14h 38mBritish Airways
dom. 9/216:22 pmHOU - LHR
1 stop12h 23mBritish Airways
Deal found 8/20![British Airways logo]()
$910
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 agosto 20, 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
jue. 10/16
11:40 am-11:23 pm
1 stop17h 43m
Houston George Bush Intcntl
lun. 10/20
11:42 am-11:35 am
1 stop17h 53m
$798
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
mié. 10/1
8:25 am-1:40 pm
1 stop35h 15m
Houston George Bush Intcntl
sáb. 10/4
2:35 pm-6:30 am
1 stop33h 55m
$799
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
mié. 9/17
6:40 am-11:50 pm
2 stops23h 10m
Houston George Bush Intcntl
mié. 10/15
4:00 pm-6:30 pm
2 stops20h 30m
$804
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
jue. 9/4
8:25 am-1:41 pm
1 stop35h 16m
Houston George Bush Intcntl
jue. 9/11
2:35 pm-8:45 pm
2 stops48h 10m
$807
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
lun. 10/20
2:20 pm-5:14 am
1 stop20h 54m
Houston George Bush Intcntl
lun. 11/3
11:37 am-3:30 pm
1 stop21h 53m
$808
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
lun. 9/8
8:25 am-1:40 pm
1 stop35h 15m
Houston George Bush Intcntl
lun. 10/6
2:39 pm-6:30 am
1 stop33h 51m
$809
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
vie. 9/12
8:50 am-5:50 am
3 stops27h 00m
Houston George Bush Intcntl
vie. 9/19
5:37 am-1:25 pm
3 stops25h 48m
$809
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
mar. 11/25
2:50 pm-12:44 pm
1 stop27h 54m
Houston George Bush Intcntl
jue. 12/4
7:30 am-12:50 pm
2 stops23h 20m
$811
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
mié. 9/17
6:40 am-11:50 pm
2 stops23h 10m
Houston George Bush Intcntl
mié. 9/24
1:15 pm-6:30 pm
2 stops23h 15m
$813
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
vie. 9/26
6:40 am-11:21 pm
2 stops22h 41m
Houston George Bush Intcntl
lun. 9/29
3:59 pm-9:40 pm
2 stops23h 41m
$813
Showing 1-10 of 43 results
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
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 August 8, 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 17 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 $331). 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 agosto 20, 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.
How much does it cost to fly round-trip from London Heathrow Airport to Houston?
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 agosto 20, 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.
Overall
7.6
Comfort
7.3
Boarding
7.6
Crew
8.1
Entertainment
6.8
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
VIE - RHO
Overall
7.6
Comfort
7.3
Boarding
7.6
Crew
8.1
Entertainment
6.8
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
VIE - RHO
Overall
7.6
Comfort
7.3
Boarding
7.6
Crew
8.1
Entertainment
6.8
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
VIE - RHO
Overall
7.6
Comfort
7.3
Boarding
7.6
Crew
8.1
Entertainment
6.8
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
VIE - RHO
Overall
7.6
Comfort
7.3
Boarding
7.6
Crew
8.1
Entertainment
6.8
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
VIE - RHO
Overall
7.6
Comfort
7.3
Boarding
7.6
Crew
8.1
Entertainment
6.8
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
VIE - RHO
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.
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Alternative routes for Heathrow to Houston
See prices for flight routes from nearby airports that may be better suited for you.
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 agosto 20, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$730 | Average$904 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$759 | Average$1,162 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$803 | Average$1,290 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$830 | Average$1,064 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$982 | Average$1,442 | FlexibilityNo cancel fee | On-time77% |