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Cheap flights from Houston to London from £273

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LON
11 Jan — 18 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

Cheap 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 12 December 2025.

Tue 30/1211:55IAH - LHR
1 stop14h 00mLufthansa
Fri 23/108:30LHR - IAH
2 stops20h 28mLufthansa
Deal found 10/12£452
Tue 30/1211:55IAH - LHR
1 stop14h 00mBrussels Airlines
Fri 23/110:25LHR - IAH
1 stop14h 36mBrussels Airlines
Deal found 12/12£453
Tue 30/1215:55IAH - LHR
2 stops34h 25mAustrian Airlines
Fri 23/116:00LHR - IAH
1 stop32h 46mAustrian Airlines
Deal found 12/12£460
Tue 30/1206:27IAH - LHR
1 stop18h 38mDelta
Fri 16/106:30LHR - IAH
1 stop13h 00mDelta
Deal found 11/12£461
Mon 29/1217:05IAH - LHR
1 stop30h 50mMultiple Airlines
Tue 13/106:50LHR - IAH
2 stops20h 49mMultiple Airlines
Deal found 10/12£464
Tue 30/1207:10IAH - LHR
1 stop19h 20mAir Canada
Tue 13/106:50LHR - IAH
2 stops20h 49mAir Canada
Deal found 11/12£465
Mon 29/1219:05IAH - LHR
Nonstop9h 10mUnited Airlines
Thu 15/109:30LHR - IAH
1 stop14h 45mUnited Airlines
Deal found 11/12£465
Wed 31/1212:27IAH - LHR
1 stop11h 53mBrussels Airlines
Tue 13/109:10LHR - IAH
1 stop15h 36mBrussels Airlines
Deal found 11/12£466
Tue 30/1207:10IAH - LHR
1 stop19h 20mMultiple Airlines
Mon 19/118:30LHR - IAH
2 stops33h 09mMultiple Airlines
Deal found 11/12£467
Tue 30/1212:10IAH - LHR
1 stop13h 00mMultiple Airlines
Fri 23/107:30LHR - IAH
1 stop16h 45mMultiple Airlines
Deal found 12/12£468
Tue 30/1206:27IAH - LHR
1 stop18h 38mDelta
Thu 15/111:45LHR - IAH
2 stops18h 11mDelta
Deal found 11/12£469
Tue 30/1220:16HOU - LHR
1 stop30h 19mBritish Airways
Fri 23/107:30LHR - HOU
2 stops21h 16mBritish Airways
Deal found 12/12£472

Find 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 12 December 2025.

Round-trip from

£445

One-way from

£273

Popular in

June

Cheapest in

September

Average price

£674
24/1-30/1
  • 24/1-30/1
  • 3 total stops
  • 56h 45m total
  • Houston to London
Search Deals
8/4
  • 8/4
  • 3 total stops
  • 24h 10m total
  • Houston to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£112 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 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 12 December 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

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 16/3

14:59-07:50

1 stop11h 51m

London Heathrow

Tue 24/3

06:30-14:30

1 stop13h 00m

£467

HoustonLondon

IAH - STN

IAHSTN

Houston George Bush Intcntl

Fri 16/1

07:10-20:00

2 stops30h 50m

London Stansted

Tue 20/1

05:55-21:39

2 stops21h 44m

£468

HoustonLondon

HOU - LGW

HOULGW

Houston Hobby

Mon 9/2

09:04-09:00

2 stops17h 56m

London Gatwick

Thu 5/3

12:30-23:57

2 stops17h 27m

£468

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 9/2

16:20-07:30

Nonstop9h 10m

London Heathrow

Thu 5/3

11:10-16:30

1 stop35h 20m

£470

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 21/1

16:20-07:30

Nonstop9h 10m

London Heathrow

Wed 28/1

09:30-18:15

1 stop14h 45m

£471

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 4/3

19:05-10:15

Nonstop9h 10m

London Heathrow

Tue 10/3

09:30-19:15

1 stop14h 45m

£471

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 7/1

15:03-08:45

1 stop11h 42m

London Heathrow

Wed 14/1

11:45-23:56

2 stops18h 11m

£475

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 4/3

13:06-06:25

1 stop11h 19m

London Heathrow

Tue 10/3

08:40-22:28

2 stops18h 48m

£475

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Tue 20/1

11:09-09:00

1 stop15h 51m

London Heathrow

Tue 27/1

08:40-22:33

2 stops19h 53m

£475

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 29/12

19:05-10:15

Nonstop9h 10m

London Heathrow

Tue 13/1

10:00-14:45

Nonstop10h 45m

£479

Flights are sorted by cheapest return flights first.

Deals found on 9/12

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 5 December 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 £376). Flying from Houston to London in June is currently the most expensive (average of £640). 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 12 December 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 144 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 Sunday 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 12 December 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
9,095 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Iberia
7.0
Good
3,045 reviews
United Airlines
7.4
Good
9,095 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Lufthansa
6.8
Okay
7,626 reviews
United Airlines
7.4
Good
9,095 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
British Airways
6.7
Okay
7,571 reviews
United Airlines
7.4
Good
9,095 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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 £470. 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 £302. Additional return tickets that might be worth considering are offered by Lufthansa and British Airways, with the lowest prices starting at £350 and £417, 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 British Airways (£271), Lufthansa (£279), and Iberia (£283).

  • 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 £376). Flying from Houston to London in June is currently the most expensive (average of £640). 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
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Luton
Gatwick
Wembley
Ilford
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Watford
Hayes
Crawley
Winchester
Deal
Bedford
Romford
Chichester
Guildford
Ipswich

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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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Hobby to Heathrow flights
George Bush Intcntl to Heathrow flights
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George Bush Intcntl to Gatwick flights
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Dallas/Fort Worth to Leeds flights
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Dallas/Fort Worth to Newcastle upon Tyne flights
Hobby to Birmingham flights
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Lubbock to Heathrow flights
Dallas/Fort Worth to Southend flights
El Paso to Edinburgh flights
George Bush Intcntl to Birmingham flights

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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£302Average£491FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£350Average£508FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£417Average£719FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£428Average£607FlexibilityNo cancel feeOn-time77%
Search Iberia flights
United AirlinesCheapest£430Average£649FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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