Cheap flights from London Heathrow Airport to Houston from £354
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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
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 Wednesday or Tuesday 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 14 July 2025.
Round-trip from | £547 |
---|---|
One-way from | £354 |
Popular in | July |
Cheapest in | January |
Average price | £1,009 |
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 14 July 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 14 July 2025.
Cheapflights Fare Finder
Customise 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 858,174 searches. Data last updated 14 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
Sat 13/9
08:25-13:43
1 stop35h 18m
Houston George Bush Intcntl
Sat 27/9
14:39-06:30
1 stop33h 51m
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
Sun 24/8
09:55-22:35
1 stop18h 40m
Houston George Bush Intcntl
Tue 9/9
06:39-10:15
1 stop21h 36m
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
Sat 6/9
08:25-13:43
1 stop35h 18m
Houston George Bush Intcntl
Sun 14/9
14:39-06:30
1 stop33h 51m
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
Wed 1/10
12:05-22:14
1 stop16h 09m
Houston George Bush Intcntl
Sun 5/10
10:00-06:30
1 stop14h 30m
LondonHouston
LHR - IAH
LHRIAH
London Heathrow
Fri 3/10
18:40-23:50
2 stops35h 10m
Houston George Bush Intcntl
Wed 22/10
13:15-16:00
2 stops20h 45m
LondonHouston
LHR - HOU
LHRHOU
London Heathrow
Sun 28/9
16:25-23:48
1 stop13h 23m
Houston Hobby
Sat 11/10
14:25-09:00
1 stop12h 35m
LondonHouston
LHR - HOU
LHRHOU
London Heathrow
Thu 30/10
12:30-21:40
1 stop14h 10m
Houston Hobby
Mon 10/11
13:00-06:25
1 stop11h 25m
LondonHouston
LHR - HOU
LHRHOU
London Heathrow
Tue 25/11
16:30-23:45
1 stop13h 15m
Houston Hobby
Sun 7/12
18:19-11:40
1 stop11h 21m
LondonHouston
LHR - HOU
LHRHOU
London Heathrow
Thu 4/9
09:55-22:31
2 stops18h 36m
Houston Hobby
Sun 14/9
12:45-09:50
2 stops15h 05m
LondonHouston
LHR - HOU
LHRHOU
London Heathrow
Thu 28/8
12:00-19:55
1 stop13h 55m
Houston Hobby
Thu 4/9
14:33-09:00
1 stop12h 27m
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.
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 return flight from Heathrow to Houston. Price data was last updated on 11 July 2025.
The price you pay for your flight from London Heathrow Airport to Houston may vary depending on when you book. For the best chance of a lower fare, look to book 77 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from London Heathrow Airport to Houston?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Houston (average of £765). Flying from London Heathrow Airport to Houston in July is currently the most expensive (average of £1,114). 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 14 July 2025.
Unlike at midday, when flights are generally more expensive, you can save up to 13% on flights from London Heathrow Airport to Houston by exploring options for tickets in the afternoon.
What is the cheapest day to fly from London Heathrow Airport to Houston?
Use this chart to determine the cheapest time to fly return from Heathrow to Houston. Price data was last updated on 16 December 2024.
Travellers seeking maximum savings on their London Heathrow Airport to Houston flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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 14 July 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Houston, such as Delta, Alaska Airlines, andKLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Entertainment
Food
Crew
Overall
Boarding
Reviews
Michael,Jul 2025
AMS - ATL
Comfort
Entertainment
Food
Crew
Overall
Boarding
Reviews
Michael,Jul 2025
AMS - ATL
Comfort
Entertainment
Food
Crew
Overall
Boarding
Reviews
Michael,Jul 2025
AMS - ATL
Comfort
Entertainment
Food
Crew
Overall
Boarding
Reviews
Michael,Jul 2025
AMS - ATL
Comfort
Entertainment
Food
Crew
Overall
Boarding
Reviews
Michael,Jul 2025
AMS - ATL
Comfort
Entertainment
Food
Crew
Overall
Boarding
Reviews
Michael,Jul 2025
AMS - ATL
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 10 airlines flying from Heathrow to Houston
Discover the top 10 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 858,174 searches. Data last updated 14 July 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Heathrow to Houston?
When you search for this flight from Heathrow to Houston, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Houston?
Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Houston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Heathrow to Houston with no change fees?
Certainly. Search results for flights to Houston from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Heathrow to Houston become cheaper?
Yes, Cheapflights offers price alerts on Heathrow to Houston flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.