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Cheap flights from Houston to London Heathrow Airport from £228

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LHR
5 Apr — 12 Apr1
1 adult

Cheapflights Tip: The best prices from Houston to London Heathrow are usually found in February or October, booked 33 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Houston to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Heathrow (LHR). 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 31 March 2025.

Round-trip from

£472

One-way from

£228

Popular in

June

Cheapest in

February

Average price

£580
Virgin Atlantic
  • Virgin Atlantic
  • 28/4-13/5
  • 2 total stops
  • 27h 22m total
  • Houston to London
9/9
  • 9/9
  • 2 total stops
  • 27h 15m total
  • Houston to London
Highest demand for flights based on searches. 22% potential increase in price (£146 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).
Average for round-trip flights in March 2025

Find flight deals from Houston to Heathrow

Cheapest flights from Houston to Heathrow
Explore the most affordable flight options available from Houston to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 March 2025.

Mon 28/416:00HOU - LHR
1 stop13h 10mVirgin Atlantic
Tue 13/513:05LHR - HOU
1 stop14h 12mVirgin Atlantic
Deal found 31/3£472
Wed 30/408:25IAH - LHR
2 stops29h 55mMultiple Airlines
Sun 11/508:50LHR - IAH
2 stops19h 52mMultiple Airlines
Deal found 30/3£490
Mon 28/421:00IAH - LHR
Nonstop9h 20mFinnair
Tue 6/518:10LHR - IAH
2 stops34h 34mFinnair
Deal found 30/3£499
Mon 28/409:30IAH - LHR
1 stop18h 30mAir Canada
Tue 13/509:30LHR - IAH
1 stop16h 26mAir Canada
Deal found 30/3£501
Wed 24/921:00IAH - LHR
Nonstop9h 20mIberia
Wed 8/1009:25LHR - IAH
Nonstop10h 20mIberia
Deal found 31/3£501
Wed 16/414:10HOU - LHR
1 stop12h 50mIberia
Sun 20/416:25LHR - HOU
1 stop13h 31mIberia
Deal found 30/3£505
Wed 7/515:25IAH - LHR
Nonstop9h 15mBritish Airways
Wed 21/509:25LHR - IAH
Nonstop10h 15mBritish Airways
Deal found 31/3£506
Wed 23/409:30IAH - LHR
1 stop18h 30mUnited Airlines
Wed 30/407:25LHR - IAH
1 stop15h 10mUnited Airlines
Deal found 31/3£511
Wed 24/920:20HOU - LHR
1 stop12h 05mBritish Airways
Wed 8/1008:20LHR - HOU
1 stop13h 36mBritish Airways
Deal found 30/3£512
Tue 15/416:51IAH - LHR
1 stop12h 19mKLM
Fri 25/406:30LHR - IAH
1 stop12h 45mKLM
Deal found 31/3£515
Mon 28/420:27IAH - LHR
1 stop11h 58mAmerican Airlines
Tue 13/509:25LHR - IAH
Nonstop10h 15mAmerican Airlines
Deal found 30/3£525
Wed 23/406:00HOU - LHR
1 stop23h 10mDelta
Wed 30/411:45LHR - HOU
2 stops17h 23mDelta
Deal found 30/3£526

Cheapflights Fare Finder

Customise your flight search to find flights from Houston to Heathrow 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 31 March 2025.
Use the filters below to find and compare flights from Houston to London Heathrow Airport that are best for you.

Fly from

Houston

Fly to

Heathrow

Route

Depart

Return

Price

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Mon 28/4

16:00-11:10

1 stop13h 10m

London Heathrow

Tue 13/5

13:05-21:17

1 stop14h 12m

£472

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Tue 15/4

12:10-06:35

1 stop12h 25m

London Heathrow

Thu 24/4

09:30-18:50

2 stops15h 20m

£477

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 30/4

08:25-20:20

2 stops29h 55m

London Heathrow

Sun 11/5

08:50-22:42

2 stops19h 52m

£490

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 28/4

15:25-06:40

Nonstop9h 15m

London Heathrow

Tue 13/5

09:25-13:40

Nonstop10h 15m

£498

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 28/4

21:00-12:20

Nonstop9h 20m

London Heathrow

Tue 6/5

18:10-22:44

2 stops34h 34m

£499

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 24/9

21:00-12:20

Nonstop9h 20m

London Heathrow

Wed 8/10

09:25-13:45

Nonstop10h 20m

£501

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 16/4

14:10-09:00

1 stop12h 50m

London Heathrow

Sun 20/4

16:25-23:56

1 stop13h 31m

£505

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 23/4

09:30-10:00

1 stop18h 30m

London Heathrow

Wed 30/4

07:25-16:35

1 stop15h 10m

£511

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Tue 6/5

14:51-10:30

2 stops13h 39m

London Heathrow

Wed 14/5

06:30-13:15

1 stop12h 45m

£512

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 24/9

14:25-09:00

1 stop12h 35m

London Heathrow

Wed 8/10

12:00-20:09

1 stop14h 09m

£512

Flights are sorted by cheapest return flights first.

Deals found on 30/3

Showing 1-10 of 41 results
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Best time to book a flight from Houston to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Houston with our price prediction graph.
Estimated return 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 Houston to London Heathrow Airport

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

Use this chart to determine the optimal time to book a return flight from Houston to Heathrow. Price data was last updated on 28 March 2025.

Booking 33 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Houston to London Heathrow Airport (average of £112). Flying from Houston to London Heathrow Airport in August is currently the most expensive (average of £164). 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 HOU to LHR?

Find hourly flight availability from Houston to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 March 2025.

It’s typically best to fly out from Houston to London Heathrow Airport in the afternoon. Doing so could potentially save you 16% on the flight price compared to flying at midday, which is usually more expensive.

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 31 March 2025.
See what other customers who have flown with Delta, KLM and Finnair from Houston to London have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very Good

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Houston to Heathrow. 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 Houston to London Heathrow Airport round-trip?

    Cheapflights users have booked flights from Houston to London Heathrow Airport round-trip from £472. Other airlines that can offer you cheap pricing are Air Canada, from £477, and British Airways, from £498. These flights start at 26% lower than the current average price 3 months from now.

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

    The cheapet airlines for a one-way flight from Houston to London Heathrow Airport are Iberia (£286), Turkish Airlines (£304), and Aer Lingus (£307).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston to Heathrow 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 Houston to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Houston to London Heathrow Airport (average of £112). Flying from Houston to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Travelling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Hounslow
Deal
Milton Keynes
Gatwick
Luton
Croydon
Slough
Eastbourne
Northampton
Wembley
Crawley
Winchester
Swindon
Southend-on-Sea
Maidstone
Hayes
Ipswich
Ilford
Southall
Dartford

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Houston to Heathrow

Discover the top 4 airlines that operate flights from Houston to Heathrow. 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 31 March 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£436Average£621FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£447Average£683FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IberiaCheapest£449Average£587FlexibilityNo cancel feeOn-time77%
Search Iberia flights
United AirlinesCheapest£467Average£639FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Houston to Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Houston today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Houston to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from Houston to Heathrow 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 Houston to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Houston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Houston to Heathrow become cheaper?

Not ready to book yet? You can track prices for flights from Houston to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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