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Cheap flights from Houston to London from £244

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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LON
12 Sep — 19 Sep1
1 adult
1 adult, Economy, 0 bags

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 13 August 2026.

Thu 22/1007:00 -
2 stops21h 00m
Sun 1/1112:35 -
1 stop28h 05m
Deal found 11/8£479
Wed 2/1220:10 -
1 stop28h 40m
Wed 9/1210:10 -
1 stop27h 47m
Deal found 11/8£480
Fri 11/920:25 -
1 stop31h 35m
Wed 30/914:00 -
1 stop25h 26m
Deal found 10/8£485
Fri 16/1012:21 -
1 stop15h 39m
Thu 5/1111:00 -
1 stop15h 20m
Deal found 11/8£486
Sun 13/920:25 -
2 stops51h 55m
Wed 30/914:00 -
1 stop25h 26m
Deal found 11/8£492
Wed 21/1007:00 -
2 stops21h 00m
Sun 1/1112:35 -
1 stop28h 05m
Deal found 11/8£493
Mon 9/1112:21 -
1 stop35h 39m
Fri 13/1112:35 -
1 stop36h 18m
Deal found 10/8£495
Sun 27/920:25 -
1 stop31h 35m
Sun 4/1014:00 -
1 stop25h 26m
Deal found 10/8£498
Mon 14/921:04 -
2 stops27h 16m
Wed 30/914:00 -
1 stop25h 26m
Deal found 11/8£499
Thu 22/1012:21 -
1 stop15h 39m
Fri 6/1112:35 -
1 stop28h 05m
Deal found 11/8£503
Sat 26/920:25 -
1 stop31h 35m
Sun 4/1014:00 -
2 stops47h 17m
Deal found 12/8£505
Mon 21/912:00 -
2 stops24h 30m
Tue 6/1015:55 -
2 stops27h 40m
Deal found 12/8£559

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 13 August 2026.

Round-trip from

£479

One-way from

£244

Popular in

June

Cheapest in

February

Average price

£726
22/10-1/11
  • 22/10-1/11
  • 3 total stops
  • 49h 05m total
  • Houston to London
Search Deals
JetBlue
  • JetBlue
  • 12/10
  • 1 total stop
  • 15h 45m total
  • Houston to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£141 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
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 13 August 2026.
Use the filters below to find and compare flights from Houston to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HoustonLondon

IAH Houston George Bush Intcntl - LTN London Luton

IAHLTN

Houston George Bush Intcntl

Mon 21/9

12:00-20:55

3 stops26h 55m

London Luton

Tue 6/10

15:05-19:52

3 stops34h 47m

£606

HoustonLondon

IAH Houston George Bush Intcntl - LTN London Luton

IAHLTN

Houston George Bush Intcntl

Fri 6/11

11:50-20:50

2 stops27h 00m

London Luton

Wed 18/11

07:45-21:39

2 stops19h 54m

£634

HoustonLondon

IAH Houston George Bush Intcntl - STN London Stansted

IAHSTN

Houston George Bush Intcntl

Sun 13/9

21:15-16:40

1 stop37h 25m

London Stansted

Thu 24/9

17:35-19:20

1 stop31h 45m

£638

HoustonLondon

IAH Houston George Bush Intcntl - STN London Stansted

IAHSTN

Houston George Bush Intcntl

Thu 12/11

21:00-09:55

1 stop30h 55m

London Stansted

Wed 18/11

10:55-19:05

1 stop38h 10m

£638

HoustonLondon

IAH Houston George Bush Intcntl - LTN London Luton

IAHLTN

Houston George Bush Intcntl

Thu 10/9

10:00-19:55

2 stops27h 55m

London Luton

Mon 14/9

20:35-13:35

2 stops23h 00m

£640

HoustonLondon

IAH Houston George Bush Intcntl - LTN London Luton

IAHLTN

Houston George Bush Intcntl

Mon 21/9

12:00-14:05

2 stops20h 05m

London Luton

Mon 28/9

07:55-21:52

2 stops19h 57m

£644

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Mon 21/9

17:46-13:05

1 stop13h 19m

London Heathrow

Tue 6/10

06:30-13:20

1 stop12h 50m

£647

HoustonLondon

IAH Houston George Bush Intcntl - LTN London Luton

IAHLTN

Houston George Bush Intcntl

Mon 12/10

15:35-00:25

2 stops26h 50m

London Luton

Mon 19/10

07:55-21:52

2 stops19h 57m

£649

HoustonLondon

HOU Houston Hobby - LHR London Heathrow

HOULHR

Houston Hobby

Mon 21/9

14:25-11:20

1 stop14h 55m

London Heathrow

Wed 30/9

06:30-16:30

2 stops16h 00m

£656

HoustonLondon

HOU Houston Hobby - LHR London Heathrow

HOULHR

Houston Hobby

Mon 19/10

11:12-07:15

1 stop14h 03m

London Heathrow

Thu 26/11

10:00-23:13

2 stops19h 13m

£656

Flights are sorted by cheapest return flights first.

Deals found on 9/8

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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

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

Currently, February is the cheapest month in which you can book a flight from Houston to London (average of £515). Flying from Houston to London in June is currently the most expensive (average of £1,013). 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 13 August 2026.

When flying from Houston to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.
Houston to London flights typically cost between £644 and £842 in October.
The cheapest return price found within the last 5 days was £479 on Multiple Airlines (22 Oct–1 Nov).

How often are flights from Houston to London delayed?

About 22% of weekly flights between Houston and London have experienced delays in the past year, with the average delay time being 148 minutes.

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

Historically, flights departing at night 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?

Thursday 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 16% of flights being delayed.

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

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 40 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 13 August 2026.
Get a feel of what it's like to fly with United Airlines,Lufthansa, andBritish Airways 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
10,116 reviews
Check prices

Crew

8.1

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Food

6.7

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
10,116 reviews
United Airlines
7.4
Good
10,116 reviews
Check prices

Crew

8.1

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Food

6.7

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
8,182 reviews
United Airlines
7.4
Good
10,116 reviews
Check prices

Crew

8.1

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Food

6.7

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
8,161 reviews
United Airlines
7.4
Good
10,116 reviews
Check prices

Crew

8.1

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Food

6.7

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 15m. Turkish Airlines provides one of the quickest options available for as low as £646. 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 British Airways is currently your cheapest option to London, with prices starting at £372. Additional return tickets that might be worth considering are offered by Lufthansa and United Airlines, with the lowest prices starting at £383 and £426, respectively. You may be able to fly from Houston to London for 42% 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 United Airlines (£210), British Airways (£293), and Lufthansa (£299).

  • 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, February is the cheapest month in which you can book a flight from Houston to London (average of £515). Flying from Houston to London in June is currently the most expensive (average of £1,013). 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
Hounslow
Milton Keynes
Luton
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Ilford
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Hayes
Croydon
Colchester
Brentford
Eastbourne
Watford
Southend-on-Sea
Enfield
Kingston upon Thames
Southall
Dover
Romford
Borehamwood

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Houston to London

Discover the top 4 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 13 August 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£372Average£567FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£383Average£483FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£426Average£596FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£434Average£498FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic 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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