How long is the flight from Houston to London?

A quick flight from Houston to London can take about 15h 23m. Delta provides one of the quickest options available for as low as £655. 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 £430. Additional return tickets that might be worth considering are offered by United Airlines and Virgin Atlantic, with the lowest prices starting at £439 and £442, respectively. You may be able to fly from Houston to London for 35% 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 (£282), and Lufthansa (£298).

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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.

What are the most popular airlines that fly from Houston to London?

British Airways, United Airlines and Virgin Atlantic are the most popular airlines when flying from Houston to London.

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.

£243+ Cheap Flights from Houston to London

Cheap flight deals from Houston to London

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 8 September 2026.

Tue 3/1116:25 -

Nonstop9h 15m

Wed 11/1107:30 -

1 stop16h 45m

Deal found 3/9£652

Mon 7/1218:28 -

1 stop11h 12m

Thu 24/1208:55 -

1 stop13h 55m

Deal found 7/9£653

Sat 17/1012:21 -

1 stop15h 39m

Mon 19/1012:40 -

2 stops38h 58m

Deal found 4/9£653

Tue 27/1012:03 -

1 stop15h 57m

Wed 4/1111:45 -

2 stops16h 24m

Deal found 3/9£654

Mon 5/1017:20 -

1 stop13h 55m

Wed 21/1009:55 -

2 stops19h 08m

Deal found 3/9£654

Wed 30/912:21 -

1 stop15h 39m

Wed 7/1014:00 -

1 stop25h 27m

Deal found 6/9£654

Mon 5/1012:21 -

2 stops14h 39m

Wed 21/1006:30 -

1 stop12h 50m

Deal found 7/9£655

Sat 24/1022:00 -

1 stop30h 55m

Fri 30/1017:20 -

1 stop25h 50m

Deal found 5/9£655

Thu 1/1012:21 -

1 stop15h 39m

Mon 5/1009:40 -

2 stops59h 37m

Deal found 5/9£655

Mon 5/1010:00 -

2 stops16h 35m

Wed 21/1008:40 -

2 stops17h 12m

Deal found 3/9£655

Wed 9/1212:00 -

2 stops23h 50m

Tue 15/1218:50 -

2 stops25h 10m

Deal found 4/9£655

Fri 25/921:04 -

2 stops30h 56m

Wed 30/914:00 -

1 stop25h 26m

Deal found 7/9£655

Best flights from Houston to London
Discover carefully curated flight deals from Houston to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Wed 25/1116:27 -

2 stops15h 23m

Thu 3/1211:45 -

1 stop31h 20m

Deal found 7/9£655

Wed 18/1111:50 -

2 stops27h 00m

Mon 30/1121:30 -

2 stops22h 30m

Deal found 5/9£658

Mon 5/1012:21 -

2 stops21h 39m

Wed 21/1010:25 -

2 stops17h 44m

Deal found 3/9£662

Wed 24/211:50 -

1 stop15h 40m

Sun 28/207:45 -

1 stop15h 12m

Deal found 5/9£663

Mon 5/1016:56 -

1 stop11h 44m

Wed 21/1013:40 -

Nonstop10h 15m

Deal found 7/9£666

Mon 5/1021:15 -

1 stop30h 40m

Sun 18/1010:50 -

1 stop31h 55m

Deal found 4/9£683

Mon 23/1115:12 -

1 stop11h 48m

Mon 30/1116:00 -

1 stop13h 21m

Deal found 7/9£780

Tue 3/1112:08 -

2 stops21h 37m

Thu 12/1110:40 -

3 stops27h 44m

Deal found 7/9£801

Mon 1/315:55 -

2 stops14h 55m

Wed 17/319:05 -

2 stops25h 30m

Deal found 7/9£882

Tue 6/1015:58 -

3 stops23h 37m

Tue 13/1007:05 -

3 stops22h 50m

Deal found 7/9£930

Sun 4/1017:46 -

1 stop13h 19m

Wed 28/1006:30 -

2 stops19h 47m

Deal found 3/9£655

Tue 3/1117:02 -

2 stops16h 43m

Thu 12/1110:00 -

2 stops19h 59m

Deal found 7/9£664

Wed 9/1211:50 -

2 stops19h 05m

Fri 18/1207:45 -

2 stops19h 49m

Deal found 4/9£667

Fri 23/1021:15 -

1 stop30h 55m

Mon 2/1106:30 -

1 stop19h 35m

Deal found 5/9£703

Mon 12/1015:09 -

2 stops16h 36m

Thu 22/1011:45 -

2 stops17h 18m

Deal found 4/9£659

Tue 3/1115:05 -

1 stop11h 45m

Thu 12/1120:05 -

1 stop23h 00m

Deal found 7/9£666

Mon 28/910:00 -

2 stops22h 00m

Mon 5/1009:15 -

2 stops34h 20m

Deal found 8/9£668

Thu 19/1114:55 -

1 stop37h 00m

Mon 30/1110:55 -

1 stop32h 15m

Deal found 5/9£718

Tue 12/110:38 -

1 stop19h 02m

Tue 19/106:30 -

2 stops21h 13m

Deal found 7/9£662

Wed 7/1010:00 -

3 stops20h 35m

Tue 13/1016:50 -

3 stops33h 02m

Deal found 6/9£671

Wed 4/1107:10 -

2 stops26h 35m

Wed 11/1116:45 -

2 stops31h 08m

Deal found 4/9£673

Mon 7/1221:00 -

1 stop30h 55m

Thu 24/1217:20 -

1 stop31h 45m

Deal found 4/9£726

Wed 3/315:55 -

2 stops19h 55m

Wed 17/318:40 -

2 stops25h 55m

Deal found 7/9£883

Mon 23/1110:27 -

2 stops16h 33m

Thu 3/1210:00 -

2 stops19h 32m

Deal found 7/9£664

Wed 14/1010:00 -

2 stops22h 00m

Mon 19/1009:15 -

2 stops34h 20m

Deal found 6/9£671

Wed 14/1015:09 -

2 stops19h 31m

Mon 19/1017:10 -

2 stops29h 23m

Deal found 3/9£675

Fri 25/1220:40 -

1 stop28h 00m

Fri 1/115:00 -

1 stop32h 08m

Deal found 5/9£902

Mon 5/1014:53 -

3 stops20h 52m

Wed 21/1008:00 -

2 stops32h 37m

Deal found 6/9£935

Thu 15/1015:58 -

2 stops19h 42m

Tue 20/1007:05 -

3 stops22h 50m

Deal found 3/9£942

Mon 12/1017:28 -

2 stops17h 12m

Thu 22/1010:00 -

2 stops19h 03m

Deal found 4/9£676

Find flight deals from Houston to London

Round-trip from	£652
One-way from	£243
Popular in	June
Cheapest in	February
Average price	£672

Lufthansa
9/12-16/12
1 total stop
22h 40m total
Houston to London

Search Deals

JetBlue
5/12-31/12
1 total stop
16h 00m total
Houston to London

Search Deals

Highest demand for flights based on searches. 20% potential increase in price (£131 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 September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Thu 5/11

12:08-09:30

1 stop15h 22m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£243

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Sat 5/12

11:30-09:30

1 stop16h 00m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£243

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Tue 2/3

11:50-09:30

1 stop15h 40m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£243

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Mon 1/3

11:50-09:30

1 stop15h 40m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£243

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Wed 2/12

11:30-09:30

1 stop16h 00m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£243

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Sun 4/10

11:48-09:30

1 stop15h 42m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£243

HoustonLondon

IAH Houston George Bush Intcntl - STN London Stansted

IAHSTN

Houston George Bush Intcntl

Fri 2/10

08:25-17:35

3 stops27h 10m

London Stansted

Wed 31/12

00:00-17:00

Nonstop0h 00m

£251

HoustonLondon

IAH Houston George Bush Intcntl - LTN London Luton

IAHLTN

Houston George Bush Intcntl

Fri 2/10

08:25-00:30

3 stops34h 05m

London Luton

Wed 31/12

00:00-17:00

Nonstop0h 00m

£255

Fastest return journey

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Wed 9/12

19:00-10:15

Nonstop9h 15m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£265

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Tue 8/12

19:00-10:15

Nonstop9h 15m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£265

Flights are sorted by cheapest return flights first.

Deals found on 4/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

HO1-LON

IAH-LHR

IAH-STN

HOU-LHR

IAH-LCY

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

HO1-LON

IAH-LHR

IAH-STN

HOU-LHR

IAH-LCY

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 £517). 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?

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 typical for this route at the moment.

Houston to London flights typically cost between £506 and £769 in December.
The cheapest return price found within the last 5 days was £652 on Multiple Airlines (9 Dec–16 Dec).

How often are flights from Houston to London delayed?

About 21% 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?

Saturday 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 15% 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 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

10,180 reviews

Check prices

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

10,180 reviews

United Airlines

7.4

Good

10,180 reviews

Check prices

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

8,216 reviews

United Airlines

7.4

Good

10,180 reviews

Check prices

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

8,211 reviews

United Airlines

7.4

Good

10,180 reviews

Check prices

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

How long is the flight from Houston to London?
A quick flight from Houston to London can take about 15h 23m. Delta provides one of the quickest options available for as low as £655. 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 £430. Additional return tickets that might be worth considering are offered by United Airlines and Virgin Atlantic, with the lowest prices starting at £439 and £442, respectively. You may be able to fly from Houston to London for 35% 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 (£282), and Lufthansa (£298).
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 £517). 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

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Top 3 airlines flying from Houston to London

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£430	Average£582	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
United Airlines	Cheapest£439	Average£701	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Virgin Atlantic	Cheapest£442	Average£497	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

Fly with Cheapflights

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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Cheap flights from Houston to London from £243

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Houston to London

Cheapest flights from Houston to LondonExplore 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 8 September 2026.

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 8 September 2026.

Best flights from Houston to LondonDiscover carefully curated flight deals from Houston to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Discover carefully curated flight deals from Houston to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Direct flights from Houston to LondonExplore direct flight options from Houston to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 September 2026.

Explore direct flight options from Houston to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 September 2026.

Last-minute flights from Houston to LondonDiscover last-minute flight deals from Houston to London. Data last updated 8 September 2026 and is based on user searches.

Discover last-minute flight deals from Houston to London. Data last updated 8 September 2026 and is based on user searches.

One-way flights from Houston to LondonSearch for one-way flight options from Houston to London. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Search for one-way flight options from Houston to London. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Find flight deals from Houston to London

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One-way from

Popular in

Cheapest in

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston to London that are best for you.

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.

Cheapflights Insights

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

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 8 September 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 typical for this route at the moment.

Houston to London flights typically cost between £506 and £769 in December.The cheapest return price found within the last 5 days was £652 on Multiple Airlines (9 Dec–16 Dec).

How often are flights from Houston to London delayed?

About 21% 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?

Saturday 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 15% 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 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.

Related info for your journey

How long is the flight from Houston to London?

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

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

What are the most popular routes from Houston to London?

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

How can I find direct flights from Houston to London?

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

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

Travelling to a place near London?

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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.

Complete your trip

Complete your trip to London by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from Houston to London by cabin class

Find flights from Houston to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 8 September 2026.

Houston and London flights

Browse other Houston and London flight options. Last updated on 8 September 2026.

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Houston to London flights

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Top 3 airlines flying from Houston to London

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

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

Can Cheapflights find flights from Houston to London with no change fees?

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

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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 8 September 2026.

Best flights from Houston to London
Discover carefully curated flight deals from Houston to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 September 2026.

Direct flights from Houston to London
Explore direct flight options from Houston to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 September 2026.

Last-minute flights from Houston to London
Discover last-minute flight deals from Houston to London. Data last updated 8 September 2026 and is based on user searches.

One-way flights from Houston to London
Search for one-way flight options from Houston to London. Find affordable one-way fares based on user searches. Data last updated 8 September 2026.

Houston to London flights typically cost between £506 and £769 in December.
The cheapest return price found within the last 5 days was £652 on Multiple Airlines (9 Dec–16 Dec).