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Cheap flights from Houston to London from £339

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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LON
30 Jul — 6 Aug1
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 30 June 2026.

Sun 19/713:16
IAH
-
LGW
1 stop14h 44m
Multiple Airlines
Sun 16/814:00
LGW
-
IAH
1 stop24h 45m
Multiple Airlines
Deal found 28/6£670
Thu 17/910:00
IAH
-
LTN
2 stops22h 05m
Multiple Airlines
Thu 24/908:00
LTN
-
IAH
2 stops19h 52m
Multiple Airlines
Deal found 28/6£671
Thu 17/921:10
IAH
-
LHR
1 stop17h 55m
Turkish Airlines
Thu 24/906:30
LHR
-
IAH
1 stop18h 45m
Turkish Airlines
Deal found 28/6£671
Sat 26/921:10
IAH
-
STN
1 stop30h 45m
Turkish Airlines
Wed 7/1010:50
STN
-
IAH
1 stop38h 25m
Turkish Airlines
Deal found 28/6£671
Mon 3/813:16
IAH
-
LGW
1 stop14h 44m
Multiple Airlines
Fri 7/814:00
LGW
-
IAH
1 stop24h 45m
Multiple Airlines
Deal found 28/6£671
Tue 1/1211:50
IAH
-
LHR
2 stops16h 15m
Multiple Airlines
Tue 8/1206:30
LHR
-
IAH
1 stop13h 30m
Multiple Airlines
Deal found 27/6£672
Thu 17/921:10
IAH
-
STN
1 stop37h 40m
Turkish Airlines
Mon 28/910:50
STN
-
IAH
1 stop38h 25m
Turkish Airlines
Deal found 26/6£672
Wed 14/1015:55
IAH
-
LGW
1 stop11h 30m
Delta
Tue 20/1010:35
LGW
-
IAH
2 stops17h 40m
Delta
Deal found 29/6£672
Thu 15/1010:00
IAH
-
LTN
2 stops27h 55m
Multiple Airlines
Mon 19/1015:15
LTN
-
IAH
2 stops28h 20m
Multiple Airlines
Deal found 28/6£673
Mon 2/1121:45
IAH
-
LHR
Nonstop9h 00m
Multiple Airlines
Mon 16/1107:25
LHR
-
IAH
1 stop14h 50m
Multiple Airlines
Deal found 28/6£673
Thu 30/719:23
IAH
-
LGW
1 stop32h 37m
Multiple Airlines
Fri 7/814:00
LGW
-
IAH
1 stop24h 45m
Multiple Airlines
Deal found 28/6£673
Wed 30/910:00
IAH
-
LHR
1 stop14h 30m
Air Canada
Mon 19/1017:50
LHR
-
IAH
2 stops30h 37m
Air Canada
Deal found 28/6£673

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 30 June 2026.

Round-trip from

£670

One-way from

£339

Popular in

June

Cheapest in

September

Average price

£961
19/7-16/8
  • 19/7-16/8
  • 2 total stops
  • 39h 29m total
  • Houston to London
Search Deals
JetBlue
  • JetBlue
  • 8/8
  • 2 total stops
  • 36h 47m total
  • Houston to London
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£155 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 June 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 30 June 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 - LGW

IAHLGW

Houston George Bush Intcntl

Wed 14/10

21:10-22:30

1 stop19h 20m

London Gatwick

Mon 19/10

10:50-19:15

1 stop38h 25m

£685

HoustonLondon

HOU - LCY

HOULCY

Houston Hobby

Mon 21/9

11:00-07:55

2 stops14h 55m

London City

Wed 30/9

10:00-22:40

2 stops18h 40m

£688

HoustonLondon

HOU - LCY

HOULCY

Houston Hobby

Mon 5/10

11:00-08:50

2 stops15h 50m

London City

Tue 13/10

10:00-23:09

2 stops19h 09m

£688

HoustonLondon

HOU - LCY

HOULCY

Houston Hobby

Mon 5/10

11:00-08:50

2 stops15h 50m

London City

Wed 14/10

09:20-21:43

2 stops18h 23m

£688

HoustonLondon

IAH - STN

IAHSTN

Houston George Bush Intcntl

Sun 16/8

21:10-16:40

1 stop37h 30m

London Stansted

Sun 30/8

10:50-12:45

1 stop31h 55m

£695

HoustonLondon

IAH - STN

IAHSTN

Houston George Bush Intcntl

Mon 5/10

21:10-09:55

1 stop30h 45m

London Stansted

Sun 18/10

10:50-12:45

1 stop31h 55m

£695

HoustonLondon

IAH - STN

IAHSTN

Houston George Bush Intcntl

Tue 6/10

21:10-16:40

1 stop37h 30m

London Stansted

Tue 13/10

06:55-19:15

1 stop18h 20m

£702

HoustonLondon

IAH - STN

IAHSTN

Houston George Bush Intcntl

Mon 5/10

14:30-16:40

1 stop20h 10m

London Stansted

Tue 13/10

06:55-19:15

1 stop18h 20m

£702

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Thu 15/10

09:42-07:55

2 stops16h 13m

London Heathrow

Tue 20/10

06:30-17:50

2 stops17h 20m

£707

HoustonLondon

HOU - LGW

HOULGW

Houston Hobby

Wed 23/9

11:00-09:25

2 stops16h 25m

London Gatwick

Mon 12/10

10:25-21:43

2 stops17h 18m

£713

Flights are sorted by cheapest return flights first.

Deals found on 29/6

Showing 1-10 of 60 resultsSorted by cheapest first
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2
3
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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, January is the cheapest month in which you can book a flight from Houston to London (average of £274). Flying from Houston to London in November is currently the most expensive (average of £1,478). 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 30 June 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?

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 17% 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 39 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 30 June 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
9,904 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

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
9,904 reviews
United Airlines
7.4
Good
9,904 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

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
8,109 reviews
United Airlines
7.4
Good
9,904 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

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
8,089 reviews
United Airlines
7.4
Good
9,904 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

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. Turkish Airlines provides one of the quickest options available for as low as £715. 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 £306. Additional return tickets that might be worth considering are offered by British Airways and Lufthansa, with the lowest prices starting at £379 and £391, respectively. You may be able to fly from Houston to London for 51% 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 (£185), Lufthansa (£282), and British Airways (£295).

  • 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, January is the cheapest month in which you can book a flight from Houston to London (average of £274). Flying from Houston to London in November is currently the most expensive (average of £1,478). 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
Wembley
Gatwick
Croydon
Slough
Ilford
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Eastbourne
Southall
Aylesbury
Romford
Ipswich
Borehamwood
Southend-on-Sea

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 30 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£306Average£499FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£379Average£567FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£391Average£490FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£395Average£604FlexibilityNo 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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