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$356+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HOU
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from London Heathrow to Houston are usually found in January or September, booked 20 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 February 20, 2025.

Round-trip from

$675
(The Travel House)

One-way from

$356
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$894
From London Heathrow to Houston
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One-way flight from London Heathrow to Houston
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Highest demand for flights based on searches. 13% potential increase in price ($157 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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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 February 20, 2025.

This The Travel House deal was found by Cheapflights users on 2/19. 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.
Mon 3/173:10 pmLHR - IAH
Nonstop10h 50mFinnair
Wed 4/94:10 pmIAH - LHR
1 stop12h 25mFinnair
Deal found 2/19$675
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Thu 3/2010:50 amLHR - IAH
1 stop14h 26mMultiple Airlines
Thu 3/2711:25 amIAH - LHR
1 stop14h 00mMultiple Airlines
Deal found 2/20$678
This The Travel House deal was found by Cheapflights users on 2/19. 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.
Sat 3/81:45 pmLHR - IAH
1 stop26h 02mLufthansa
Sat 3/1512:00 pmIAH - LHR
1 stop13h 40mLufthansa
Deal found 2/19$682
This The Travel House deal was found by Cheapflights users on 2/19. 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.
Mon 3/173:10 pmLHR - IAH
Nonstop10h 50mIberia
Wed 4/911:56 amIAH - LHR
1 stop15h 29mIberia
Deal found 2/19$709
This Expedia deal was found by Cheapflights users on 2/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2412:20 pmLHR - IAH
1 stop31h 44mJetBlue
Tue 4/14:08 pmIAH - LHR
1 stop22h 37mJetBlue
Deal found 2/20$711
This Netflights deal was found by Cheapflights users on 2/20. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/412:15 pmLHR - IAH
1 stop15h 05mBritish Airways
Wed 9/2411:00 amIAH - LHR
1 stop14h 25mBritish Airways
Deal found 2/20$730
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Wed 3/52:50 pmLHR - IAH
1 stop27h 56mWestJet
Thu 3/131:35 pmIAH - LHR
1 stop18h 15mWestJet
Deal found 2/20$781
This EaseMyTrip deal was found by Cheapflights users on 2/19. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:30 amLHR - IAH
1 stop18h 35mTurkish Airlines
Wed 10/222:25 pmIAH - LHR
1 stop24h 25mTurkish Airlines
Deal found 2/19$872
This Kissandfly.com deal was found by Cheapflights users on 2/19. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/210:30 amLHR - HOU
1 stop15h 11mBritish Airways
Fri 5/95:00 amHOU - LHR
2 stops19h 15mBritish Airways
Deal found 2/19$924
This CrystalTravel deal was found by Cheapflights users on 2/20. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/241:05 pmLHR - HOU
1 stop14h 54mVirgin Atlantic
Sat 5/310:35 amHOU - LHR
1 stop14h 10mVirgin Atlantic
Deal found 2/20$930
This TravelUp deal was found by Cheapflights users on 2/20. 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.
Sat 3/112:30 pmLHR - HOU
1 stop14h 55mKLM
Tue 4/16:45 pmHOU - LHR
1 stop12h 45mKLM
Deal found 2/20$945
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/276:30 amLHR - HOU
2 stops17h 12mDelta
Wed 3/122:35 pmHOU - LHR
2 stops15h 35mDelta
Deal found 2/20$953

Find flights from Heathrow to Houston within your budget

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 February 20, 2025.

Fly from

Heathrow

Fly to

Houston

Route

Depart

Return

Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 3/17

3:10 pm-9:00 pm

Nonstop10h 50m

Houston George Bush Intcntl

Wed 4/9

4:10 pm-10:35 am

1 stop12h 25m

$675

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 3/20

10:50 am-8:16 pm

1 stop14h 26m

Houston George Bush Intcntl

Thu 3/27

11:25 am-6:25 am

1 stop14h 00m

$678

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 3/8

1:45 pm-9:47 am

1 stop26h 02m

Houston George Bush Intcntl

Sat 3/15

12:00 pm-6:40 am

1 stop13h 40m

$682

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 3/17

3:10 pm-9:00 pm

Nonstop10h 50m

Houston George Bush Intcntl

Wed 4/9

11:56 am-9:25 am

1 stop15h 29m

$709

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 3/24

12:20 pm-3:04 pm

1 stop31h 44m

Houston George Bush Intcntl

Tue 4/1

4:08 pm-8:45 pm

1 stop22h 37m

$711

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 3/25

2:30 pm-12:18 am

1 stop14h 48m

Houston George Bush Intcntl

Thu 4/10

1:25 pm-7:20 am

1 stop11h 55m

$759

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 3/5

2:50 pm-12:46 pm

1 stop27h 56m

Houston George Bush Intcntl

Thu 3/13

1:35 pm-12:50 pm

1 stop18h 15m

$781

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sun 3/23

7:55 pm-8:25 pm

1 stop29h 30m

Houston George Bush Intcntl

Thu 3/27

10:20 pm-9:05 pm

1 stop17h 45m

$874

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 3/26

6:30 am-9:14 pm

2 stops19h 44m

Houston George Bush Intcntl

Sun 4/6

2:20 pm-9:20 am

1 stop13h 00m

$900

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Fri 5/2

10:30 am-7:41 pm

1 stop15h 11m

Houston Hobby

Fri 5/9

5:00 am-6:15 am

2 stops19h 15m

$924

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 39 results
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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.

Travel insights for flights from Heathrow to Houston

Get recent, data-driven insights about flights from Heathrow to Houston including ideal travel times, pricing trends, and more.

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 February 14, 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 20 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 $334). 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 February 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.

Rainfall in Houston by month

Plan your trip to Houston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston when rainfall is around 3.2 in.

Temperature in Houston by month

Plan your trip to Houston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

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 February 20, 2025.
To help decide which airline to fly from London to Houston, see what other customers have to say about Delta, KLM and Finnair. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Austrian Airlines
7.6
Good
773 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • 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 $675. Other airlines that can offer you cheap pricing are Lufthansa, from $682, and Iberia, from $709. Finnair is 31% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from London Heathrow Airport to Houston one-way?

    $414 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on JetBlue and Aer Lingus, with prices starting from $708 and $754, respectively.

  • 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 $334). 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

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Top 3 airlines flying from Heathrow to Houston

Discover the top 3 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$699Average$1,105FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$730Average$983FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$830Average$1,067FlexibilityNo cancel feeOn-time76%
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