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Cheap flights from Houston to London from £289

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LON
26 Dec — 2 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Houston to London are usually found in September or October, booked 84 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Find flight deals from Houston to London

Enter your travel dates to find the best prices.

Cheapest flights from Houston to London
Explore the most affordable flight options available from Houston to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 November 2025.

Wed 3/1216:45IAH - LHR
1 stop13h 20mBritish Airways
Mon 8/1209:35LHR - IAH
Nonstop10h 30mBritish Airways
Deal found 26/11£473
Wed 24/1207:00IAH - LHR
2 stops18h 00mDelta
Fri 30/106:20LHR - IAH
2 stops21h 36mDelta
Deal found 25/11£474
Tue 9/1215:10IAH - LHR
2 stops16h 40mDelta
Tue 16/1206:30LHR - IAH
1 stop13h 00mDelta
Deal found 23/11£475
Wed 10/1214:32HOU - LHR
1 stop12h 28mDelta
Wed 14/106:30LHR - HOU
2 stops22h 03mDelta
Deal found 24/11£475
Sun 14/1212:10IAH - LHR
1 stop13h 00mMultiple Airlines
Wed 14/109:30LHR - IAH
1 stop14h 45mMultiple Airlines
Deal found 24/11£476
Wed 10/1220:30IAH - LGW
3 stops32h 25mMultiple Airlines
Mon 19/114:00LGW - IAH
1 stop14h 41mMultiple Airlines
Deal found 25/11£476
Thu 11/1211:57IAH - LHR
1 stop13h 58mLufthansa
Wed 14/108:30LHR - IAH
1 stop15h 45mLufthansa
Deal found 24/11£476
Thu 11/1212:10IAH - LHR
2 stops26h 25mAir Canada
Wed 14/106:50LHR - IAH
2 stops20h 49mAir Canada
Deal found 24/11£477
Wed 24/1207:00IAH - LHR
2 stops18h 00mDelta
Thu 29/113:05LHR - IAH
2 stops16h 51mDelta
Deal found 25/11£479
Mon 15/1208:49IAH - LGW
1 stop19h 11mMultiple Airlines
Mon 19/114:00LGW - IAH
2 stops31h 19mMultiple Airlines
Deal found 24/11£479
Fri 5/1215:10IAH - LHR
1 stop11h 35mKLM
Fri 16/106:30LHR - IAH
1 stop13h 00mKLM
Deal found 25/11£479
Fri 5/1216:25HOU - LHR
1 stop11h 35mBritish Airways
Fri 16/110:05LHR - HOU
1 stop14h 01mBritish Airways
Deal found 25/11£480

Cheap flight deals from Houston to London

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to London (LON). 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 26 November 2025.

Round-trip from

£473

One-way from

£289

Popular in

June

Cheapest in

September

Average price

£539
KLM
  • KLM
  • 14/1-27/1
  • 2 total stops
  • 25h 25m total
  • Houston to London
Search Deals
Austrian Airlines
  • Austrian Airlines
  • 12/4
  • Nonstop
  • 9h 20m total
  • Houston to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£119 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Houston to London 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 26 November 2025.
Use the filters below to find and compare flights from Houston to London that are best for you.

Fly from

Houston

Fly to

London

Route

Depart

Return

Price

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 10/12

14:32-09:00

1 stop12h 28m

London Heathrow

Wed 14/1

06:30-22:33

2 stops22h 03m

£475

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 19/1

16:20-07:30

Nonstop9h 10m

London Heathrow

Tue 27/1

09:30-18:15

1 stop14h 45m

£476

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 14/1

16:20-07:30

Nonstop9h 10m

London Heathrow

Thu 22/1

06:30-18:15

1 stop17h 45m

£477

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 26/1

12:20-10:30

2 stops16h 10m

London Heathrow

Tue 3/2

06:30-13:30

1 stop13h 00m

£477

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Tue 20/1

16:25-11:40

1 stop13h 15m

London Heathrow

Wed 28/1

06:20-13:55

1 stop13h 35m

£478

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 9/2

09:54-16:25

3 stops24h 31m

London Heathrow

Mon 16/2

06:40-23:37

2 stops22h 57m

£479

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Mon 12/1

05:45-07:50

1 stop20h 05m

London Heathrow

Thu 22/1

08:40-22:33

2 stops19h 53m

£481

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 10/12

16:20-07:30

Nonstop9h 10m

London Heathrow

Wed 14/1

10:00-14:45

Nonstop10h 45m

£485

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 7/1

05:45-07:05

2 stops19h 20m

London Heathrow

Wed 14/1

06:30-22:33

2 stops22h 03m

£485

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 9/2

09:54-11:40

1 stop19h 46m

London Heathrow

Mon 16/2

14:45-13:55

1 stop29h 10m

£488

Flights are sorted by cheapest return flights first.

Deals found on 24/11

Showing 1-10 of 60 results
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Best time to book a flight from Houston to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Use this chart to determine the optimal time to book a return flight from Houston to London. Price data was last updated on 21 November 2025.

The price you pay for your flight from Houston to London may vary depending on when you book. For the best chance of a lower fare, look to book 84 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 Houston to London?

Currently, October is the cheapest month in which you can book a flight from Houston to London (average of £177). Flying from Houston to London in June is currently the most expensive (average of £655). 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 LON?

Find hourly flight availability from Houston to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 November 2025.

When flying from Houston to London, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 25% versus a flight in the evening.

How much does it cost for a return flight from Houston to London?

How often are flights from Houston to London delayed?

About 27% of weekly flights between Houston and London have experienced delays in the past year, with the average delay time being 145 minutes.

What is the most punctual flight time for Houston to London flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Houston to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 19% of flights being delayed.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 26 November 2025.
Get a feel of what it's like to fly with United Airlines, Iberia, andLufthansa from Houston to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,046 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,046 reviews
United Airlines
7.4
Good
9,046 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Iberia
7.0
Good
3,034 reviews
United Airlines
7.4
Good
9,046 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Lufthansa
6.8
Okay
7,594 reviews
United Airlines
7.4
Good
9,046 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
British Airways
6.7
Okay
7,539 reviews
United Airlines
7.4
Good
9,046 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Houston to London. 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 Houston to London?

    A quick flight from Houston to London can take about 9h 10m. Delta provides one of the quickest options available for as low as £476. Airlines will cover a distance of 4820 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Flying on Virgin Atlantic is currently your cheapest option to London, with prices starting at £308. Additional return tickets that might be worth considering are offered by Lufthansa and United Airlines, with the lowest prices starting at £356 and £397, respectively. You may be able to fly from Houston to London for 47% less than the average price by searching for these airlines.

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

    The cheapet airlines for a one-way flight from Houston to London are Austrian Airlines (£289), Air Canada (£296), and WestJet (£297).

  • What are the most popular routes from Houston to London?

    The most popular route from Houston to London is Houston Hobby - London Heathrow. You may also consider Houston George Bush Intcntl - London Heathrow or Houston Hobby - London Gatwick.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston to London 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?

    Currently, October is the cheapest month in which you can book a flight from Houston to London (average of £177). Flying from Houston to London in June is currently the most expensive (average of £655). 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 London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Luton
Ilford
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Deal
Hayes
Colchester
Watford
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Chichester
Ipswich
Bedford
Eastbourne

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Alternative routes for Houston to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Houston to London

Discover the top 5 airlines that operate flights from Houston to London. 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 26 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£308Average£479FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£356Average£518FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£397Average£654FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£425Average£725FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£436Average£618FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Houston to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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

Yes! Cheapflights helps users easily find flights from Houston to London with no change fees.

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

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

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