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Cheap flights from Houston to London from £348

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 13/6. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LON
3 Jun — 10 Jun1
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 4 May 2026.

Wed 23/914:08
IAH
-
LHR
1 stop12h 57m
Finnair
Thu 1/1014:50
LHR
-
IAH
Nonstop10h 35m
Finnair
Deal found 29/4£618
Wed 27/511:49
IAH
-
LGW
1 stop16h 11m
Multiple Airlines
Sun 31/514:00
LGW
-
IAH
1 stop23h 33m
Multiple Airlines
Deal found 30/4£618
Tue 8/921:05
IAH
-
LHR
Nonstop9h 20m
British Airways
Wed 23/914:45
LHR
-
IAH
Nonstop10h 30m
British Airways
Deal found 30/4£623
Sun 13/921:05
IAH
-
LHR
1 stop19h 20m
Turkish Airlines
Thu 24/918:00
LHR
-
IAH
1 stop24h 45m
Turkish Airlines
Deal found 1/5£624
Sat 17/1021:05
IAH
-
LGW
1 stop30h 50m
Turkish Airlines
Fri 6/1117:05
LGW
-
IAH
1 stop33h 05m
Turkish Airlines
Deal found 4/5£624
Mon 20/721:10
IAH
-
LHR
Nonstop9h 15m
British Airways
Wed 30/909:10
LHR
-
IAH
Nonstop10h 15m
British Airways
Deal found 3/5£625
Tue 26/519:44
IAH
-
LGW
1 stop32h 16m
Multiple Airlines
Wed 3/614:00
LGW
-
IAH
1 stop23h 33m
Multiple Airlines
Deal found 2/5£625
Tue 8/921:05
IAH
-
LHR
1 stop19h 20m
Turkish Airlines
Wed 23/922:40
LHR
-
IAH
1 stop26h 30m
Turkish Airlines
Deal found 30/4£626
Wed 2/915:30
IAH
-
LHR
Nonstop9h 10m
British Airways
Wed 9/914:45
LHR
-
IAH
Nonstop10h 30m
British Airways
Deal found 1/5£627
Mon 20/721:05
IAH
-
STN
1 stop19h 05m
Turkish Airlines
Wed 30/910:50
STN
-
IAH
1 stop38h 20m
Turkish Airlines
Deal found 3/5£627
Tue 25/815:55
IAH
-
LHR
1 stop18h 40m
Virgin Atlantic
Tue 8/911:45
LHR
-
IAH
1 stop31h 30m
Virgin Atlantic
Deal found 3/5£628
Wed 28/1019:25
IAH
-
LHR
1 stop15h 15m
ITA Airways
Tue 3/1116:30
LHR
-
IAH
1 stop29h 55m
ITA Airways
Deal found 1/5£629

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 4 May 2026.

Round-trip from

£618

One-way from

£348

Popular in

June

Cheapest in

September

Average price

£678
Finnair
  • Finnair
  • 23/9-1/10
  • 1 total stop
  • 23h 32m total
  • Houston to London
Search Deals
13/6
  • 13/6
  • 2 total stops
  • 48h 45m total
  • Houston to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£114 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 4 May 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 - LHR

IAHLHR

Houston George Bush Intcntl

Wed 21/10

11:50-07:15

1 stop13h 25m

London Heathrow

Mon 26/10

11:45-14:30

1 stop31h 45m

£636

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 26/8

17:20-13:15

1 stop13h 55m

London Heathrow

Wed 2/9

06:30-21:35

2 stops21h 05m

£644

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 16/9

06:00-06:20

2 stops18h 20m

London Heathrow

Wed 23/9

09:55-21:35

2 stops17h 40m

£647

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 20/9

09:40-11:20

1 stop19h 40m

London Heathrow

Mon 5/10

15:20-13:40

1 stop28h 20m

£652

HoustonLondon

IAH - LCY

IAHLCY

Houston George Bush Intcntl

Mon 10/8

15:25-08:50

1 stop11h 25m

London City

Wed 19/8

19:00-13:20

1 stop24h 20m

£655

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 22/7

11:32-07:10

1 stop13h 38m

London Heathrow

Tue 18/8

06:30-13:20

1 stop12h 50m

£658

HoustonLondon

IAH - STN

IAHSTN

Houston George Bush Intcntl

Tue 6/10

21:05-16:40

1 stop37h 35m

London Stansted

Sat 10/10

17:45-19:10

1 stop31h 25m

£659

HoustonLondon

IAH - STN

IAHSTN

Houston George Bush Intcntl

Mon 5/10

14:30-09:55

1 stop37h 25m

London Stansted

Sun 18/10

17:35-19:10

1 stop31h 35m

£661

HoustonLondon

IAH - LCY

IAHLCY

Houston George Bush Intcntl

Wed 16/9

11:50-08:50

2 stops15h 00m

London City

Wed 30/9

20:15-18:28

2 stops28h 13m

£665

HoustonLondon

IAH - LCY

IAHLCY

Houston George Bush Intcntl

Wed 26/8

10:53-07:15

2 stops14h 22m

London City

Wed 23/9

09:20-21:03

2 stops17h 43m

£665

Flights are sorted by cheapest return flights first.

Deals found on 4/5

Showing 1-10 of 60 resultsSorted by cheapest first
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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?

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 64 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, January is the cheapest month in which you can book a flight from Houston to London (average of £312). Flying from Houston to London in December is currently the most expensive (average of £1,183). 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 4 May 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 23% of weekly flights between Houston and London have experienced delays in the past year, with the average delay time being 146 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.

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 4 May 2026.
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
9,682 reviews
Check prices

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,682 reviews
United Airlines
7.4
Good
9,682 reviews
Check prices

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Iberia
7.0
Good
3,208 reviews
United Airlines
7.4
Good
9,682 reviews
Check prices

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Lufthansa
6.8
Okay
7,972 reviews
United Airlines
7.4
Good
9,682 reviews
Check prices

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
British Airways
6.7
Okay
7,946 reviews
United Airlines
7.4
Good
9,682 reviews
Check prices

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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 13h 25m. Delta provides one of the quickest options available for as low as £636. 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 £298. Additional return tickets that might be worth considering are offered by Lufthansa and British Airways, with the lowest prices starting at £345 and £370, respectively. You may be able to fly from Houston to London for 48% 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 (£209), British Airways (£280), and Lufthansa (£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, January is the cheapest month in which you can book a flight from Houston to London (average of £312). Flying from Houston to London in December is currently the most expensive (average of £1,183). 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
Wembley
Croydon
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford
Chelmsford

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 4 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£298Average£495FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£345Average£481FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£370Average£600FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£384Average£611FlexibilityNo 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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