How long is the flight from London to Houston?

There are many flights that can get you from London to Houston in 15h 05m. Fly via Scandinavian Airlines, Virgin Atlantic, or Lufthansa to get the fastest option. There are 4840 mi between London and Houston. This flight may include one or multiple stops.

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

Cheapflights users have booked flights from London to Houston round-trip from £314. Other airlines that can offer you cheap pricing are WestJet, from £379, and Virgin Atlantic, from £380. These flights start at 55% lower than the current average price 3 months from now.

In terms of precipitation, rainfall in Houston ranges from 81.0 - 150.0 inches per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston when rainfall is around 81.0 mm.

If weather is an important factor for your trip to Houston, 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 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

What are the most popular routes from London to Houston?

The most popular route from London to Houston is London Heathrow - Houston Hobby. You may also consider London Heathrow - Houston George Bush Intcntl or London Gatwick - Houston Hobby.

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

When booking a flight from London to Houston, you may want to consider flying on American Airlines, Air Canada or Finnair as they are the most popular for this route.

What is the cheapest day to fly round-trip from London to Houston?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 9% on your flight compared to booking on days when demand is much higher.

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

To save up to 73% on this flight, we recommend booking at least 38 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from London to Houston from £633 1-2 weeks out and tickets from £952 for flights departing within the next 72 hours.

What is the cheapest month to fly from London to Houston?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, January can be a great choice for travel to Houston. Flights to Houston from London in January are about £711 on average during January, but can be found for as low as £501.

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

Yes. In addition to deals on London to Houston flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to Houston?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Houston.

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

Yes. Cheapflights offers flight deals from London to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£315+ Flights from London to Houston

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

Airfare is below average for this route at the moment. London to Houston flights typically cost between £650 and £904 in September. The cheapest return flight price found within the last 3 days was £586 on Icelandair (8 Sept-15 Sept).

Cheapflights Tip: The best prices from London to Houston are usually found in January or March, booked 37 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from London to Houston

Round-trip from	£586
One-way from	£315
Popular in	July
Cheapest in	January
Average price	£898

Icelandair
8/9-15/9
3 total stops
69h 20m total
London to Houston

Search Deals

8/10
3 total stops
41h 30m total
London to Houston

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£90 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Find flight deals from London to Houston

Cheapest flights from London to Houston
Explore the most affordable flight options available from London to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 August 2025.

Mon 8/908:15LHR - IAH

2 stops35h 25mIcelandair

Mon 15/914:35IAH - LHR

1 stop33h 55mIcelandair

Deal found 24/8£586

Mon 1/908:25LHR - IAH

1 stop33h 10mJetBlue

Mon 8/914:35IAH - LHR

1 stop33h 55mJetBlue

Deal found 25/8£593

Sun 14/915:05LHR - IAH

2 stops30h 55mMultiple Airlines

Fri 26/907:25IAH - LHR

3 stops28h 20mMultiple Airlines

Deal found 23/8£594

Thu 11/914:10LHR - IAH

1 stop14h 33mMultiple Airlines

Mon 29/907:25IAH - LHR

1 stop16h 25mMultiple Airlines

Deal found 23/8£595

Thu 11/917:30LHR - IAH

1 stop17h 00mMultiple Airlines

Sun 14/907:10IAH - LHR

2 stops21h 35mMultiple Airlines

Deal found 23/8£596

Sat 13/906:00LHR - IAH

2 stops21h 07mMultiple Airlines

Sat 27/908:30IAH - LHR

1 stop15h 20mMultiple Airlines

Deal found 23/8£596

Thu 11/912:05LHR - IAH

1 stop16h 09mAir Canada

Sun 14/910:00IAH - LHR

1 stop14h 30mAir Canada

Deal found 23/8£597

Sun 31/810:00LGW - IAH

2 stops17h 54mMultiple Airlines

Sun 7/905:25IAH - LGW

3 stops27h 15mMultiple Airlines

Deal found 23/8£598

Thu 18/916:35LHR - IAH

2 stops35h 51mMultiple Airlines

Thu 2/1007:25IAH - LHR

1 stop16h 25mMultiple Airlines

Deal found 25/8£599

Mon 17/1111:55LGW - IAH

3 stops29h 36mMultiple Airlines

Mon 1/1207:00IAH - LGW

3 stops21h 55mMultiple Airlines

Deal found 23/8£601

Sun 31/809:30LHR - IAH

1 stop16h 06mAir Canada

Sat 13/912:00IAH - LHR

1 stop12h 35mAir Canada

Deal found 24/8£601

Mon 1/914:00LGW - IAH

2 stops29h 58mMultiple Airlines

Sun 14/905:30IAH - LGW

1 stop22h 40mMultiple Airlines

Deal found 25/8£602

Best flights from London to Houston
Discover carefully curated flight deals from London to Houston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 August 2025.

Thu 11/914:10LHR - IAH

1 stop14h 33mMultiple Airlines

Mon 29/907:25IAH - LHR

1 stop16h 25mMultiple Airlines

Deal found 23/8£595

Tue 11/1110:20LHR - IAH

2 stops19h 36mScandinavian Airlines

Fri 14/1113:36IAH - LHR

2 stops20h 24mScandinavian Airlines

Deal found 25/8£596

Fri 5/1212:20LHR - IAH

2 stops27h 08mIcelandair

Sun 14/1218:45IAH - LHR

1 stop30h 10mIcelandair

Deal found 22/8£600

Thu 16/1014:10LHR - IAH

1 stop14h 33mWestJet

Wed 22/1015:00IAH - LHR

1 stop15h 05mWestJet

Deal found 24/8£604

Wed 8/1009:55LHR - HOU

2 stops19h 05mVirgin Atlantic

Wed 15/1018:44HOU - LHR

1 stop12h 46mVirgin Atlantic

Deal found 24/8£660

Fri 5/1208:20LHR - HOU

1 stop15h 42mBritish Airways

Sun 14/1216:13HOU - LHR

1 stop11h 47mBritish Airways

Deal found 22/8£670

Wed 10/908:45LCY - IAH

1 stop15h 05mLufthansa

Wed 17/918:20IAH - LCY

1 stop18h 15mLufthansa

Deal found 23/8£682

Thu 9/1011:40LGW - HOU

2 stops38h 01mIberia

Wed 22/1014:24HOU - LGW

2 stops23h 31mIberia

Deal found 25/8£723

Thu 22/110:00LCY - HOU

2 stops17h 46mDelta

Sun 1/210:30HOU - LCY

2 stops15h 40mDelta

Deal found 24/8£732

Thu 11/914:10LHR - IAH

1 stop14h 33mMultiple Airlines

Thu 25/907:25IAH - LHR

1 stop16h 25mMultiple Airlines

Deal found 23/8£595

Thu 18/906:40LHR - IAH

2 stops22h 41mScandinavian Airlines

Wed 24/913:15IAH - LHR

2 stops23h 15mScandinavian Airlines

Deal found 24/8£596

Wed 12/1107:25LHR - IAH

2 stops35h 16mIcelandair

Wed 19/1113:38IAH - LHR

2 stops25h 07mIcelandair

Deal found 23/8£601

Direct flights from London to Houston
Explore direct flight options from London to Houston based on user searches, and compare prices and availability for your desired travel dates. Data last updated 25 August 2025.

Thu 11/913:40LHR - IAH

Nonstop10h 15mMultiple Airlines

Sun 14/916:20IAH - LHR

Nonstop9h 20mMultiple Airlines

Deal found 23/8£658

Sat 15/1109:35LHR - IAH

Nonstop10h 30mBritish Airways

Sat 29/1121:50IAH - LHR

Nonstop9h 00mBritish Airways

Deal found 25/8£661

Mon 8/910:00LHR - IAH

Nonstop10h 15mMultiple Airlines

Mon 22/916:20IAH - LHR

Nonstop9h 20mMultiple Airlines

Deal found 24/8£661

Fri 5/1209:35LHR - IAH

Nonstop10h 30mBritish Airways

Sun 14/1215:50IAH - LHR

Nonstop9h 00mBritish Airways

Deal found 22/8£662

Thu 4/910:00LHR - IAH

Nonstop10h 15mLufthansa

Sun 14/916:20IAH - LHR

Nonstop9h 20mLufthansa

Deal found 23/8£664

Sat 27/909:20LHR - IAH

Nonstop10h 15mBritish Airways

Sat 4/1021:00IAH - LHR

Nonstop9h 20mBritish Airways

Deal found 24/8£664

Thu 4/913:40LHR - IAH

Nonstop10h 15mLufthansa

Thu 18/920:15IAH - LHR

Nonstop9h 20mLufthansa

Deal found 25/8£667

Thu 4/913:40LHR - IAH

Nonstop10h 15mLufthansa

Thu 11/920:15IAH - LHR

Nonstop9h 20mLufthansa

Deal found 24/8£667

Wed 24/914:50LHR - IAH

Nonstop10h 25mBritish Airways

Thu 2/1021:00IAH - LHR

Nonstop9h 20mBritish Airways

Deal found 25/8£668

Wed 17/909:25LHR - IAH

Nonstop10h 15mAmerican Airlines

Wed 15/1021:00IAH - LHR

Nonstop9h 20mAmerican Airlines

Deal found 25/8£671

Thu 20/1109:35LHR - IAH

Nonstop10h 30mAmerican Airlines

Sun 30/1115:50IAH - LHR

Nonstop9h 00mAmerican Airlines

Deal found 25/8£672

Fri 12/909:25LHR - IAH

Nonstop10h 15mAmerican Airlines

Fri 26/915:30IAH - LHR

Nonstop9h 10mAmerican Airlines

Deal found 23/8£673

Last-minute flights from London to Houston
Discover last-minute flight deals from London to Houston. Data last updated 25 August 2025 and is based on user searches.

Fri 29/814:00LGW - IAH

2 stops33h 01mMultiple Airlines

Fri 5/905:30IAH - LGW

3 stops32h 00mMultiple Airlines

Deal found 24/8£602

Sun 31/810:00LGW - IAH

2 stops17h 54mMultiple Airlines

Sun 7/905:25IAH - LGW

3 stops27h 15mMultiple Airlines

Deal found 23/8£598

Sun 31/809:30LHR - IAH

1 stop16h 06mAir Canada

Sat 13/912:00IAH - LHR

1 stop12h 35mAir Canada

Deal found 24/8£601

Mon 1/908:25LHR - IAH

1 stop33h 10mJetBlue

Mon 8/914:35IAH - LHR

1 stop33h 55mJetBlue

Deal found 25/8£593

Mon 8/908:15LHR - IAH

2 stops35h 25mIcelandair

Mon 15/914:35IAH - LHR

1 stop33h 55mIcelandair

Deal found 24/8£586

Thu 11/914:10LHR - IAH

1 stop14h 33mMultiple Airlines

Mon 29/907:25IAH - LHR

1 stop16h 25mMultiple Airlines

Deal found 23/8£595

Thu 11/917:30LHR - IAH

1 stop17h 00mMultiple Airlines

Sun 14/907:10IAH - LHR

2 stops21h 35mMultiple Airlines

Deal found 23/8£596

Thu 11/912:05LHR - IAH

1 stop16h 09mAir Canada

Sun 14/910:00IAH - LHR

1 stop14h 30mAir Canada

Deal found 23/8£597

Sat 13/906:00LHR - IAH

2 stops21h 07mMultiple Airlines

Tue 30/910:20IAH - LHR

1 stop17h 10mMultiple Airlines

Deal found 23/8£596

Sun 14/915:05LHR - IAH

2 stops30h 55mMultiple Airlines

Fri 26/907:25IAH - LHR

3 stops28h 20mMultiple Airlines

Deal found 23/8£594

Thu 18/916:35LHR - IAH

2 stops35h 51mMultiple Airlines

Thu 2/1007:25IAH - LHR

1 stop16h 25mMultiple Airlines

Deal found 25/8£599

Wed 24/908:25LHR - IAH

1 stop35h 15mIcelandair

Thu 2/1014:35IAH - LHR

2 stops36h 55mIcelandair

Deal found 24/8£602

One-way flights from London to Houston
Search for one-way flight options from London to Houston. Find affordable one-way fares based on user searches. Data last updated 25 August 2025.

Wed 8/1021:25LHR - IAH

3 stops41h 30mMultiple Airlines

Deal found 25/8£315

Sun 7/910:55LGW - IAH

2 stops24h 55mMultiple Airlines

Deal found 23/8£327

Tue 30/914:50STN - IAH

3 stops47h 05mMultiple Airlines

Deal found 24/8£327

Sat 6/906:00LHR - IAH

2 stops22h 26mMultiple Airlines

Deal found 23/8£327

Mon 8/910:00LGW - IAH

2 stops19h 23mMultiple Airlines

Deal found 23/8£330

Mon 1/1221:20STN - IAH

3 stops50h 57mMultiple Airlines

Deal found 24/8£330

Mon 1/914:00LGW - IAH

2 stops29h 58mMultiple Airlines

Deal found 23/8£330

Mon 6/1014:55STN - IAH

3 stops34h 03mMultiple Airlines

Deal found 23/8£330

Wed 1/1020:50LHR - IAH

3 stops51h 22mMultiple Airlines

Deal found 25/8£333

Thu 2/1019:50LHR - IAH

2 stops32h 36mMultiple Airlines

Deal found 25/8£333

Thu 11/920:20LGW - IAH

3 stops30h 47mMultiple Airlines

Deal found 23/8£335

Thu 11/908:00LHR - IAH

3 stops43h 53mMultiple Airlines

Deal found 23/8£335

Fly from

Fly to

Route

Depart

Return

Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 11/9

14:10-22:43

1 stop14h 33m

Houston George Bush Intcntl

Mon 29/9

07:25-05:50

1 stop16h 25m

£595

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 11/9

14:10-22:43

1 stop14h 33m

Houston George Bush Intcntl

Thu 25/9

07:25-05:50

1 stop16h 25m

£595

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 11/11

10:20-23:56

2 stops19h 36m

Houston George Bush Intcntl

Fri 14/11

13:36-16:00

2 stops20h 24m

£596

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 18/9

06:40-23:21

2 stops22h 41m

Houston George Bush Intcntl

Wed 24/9

13:15-18:30

2 stops23h 15m

£596

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 13/9

06:00-21:07

2 stops21h 07m

Houston George Bush Intcntl

Tue 30/9

10:20-09:30

1 stop17h 10m

£596

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 23/9

06:40-23:50

2 stops23h 10m

Houston George Bush Intcntl

Fri 26/9

13:13-16:00

2 stops20h 47m

£596

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 12/9

07:40-08:39

3 stops30h 59m

Houston George Bush Intcntl

Fri 26/9

07:25-17:45

3 stops28h 20m

£596

LondonHouston

LGW - IAH

LGWIAH

London Gatwick

Tue 16/12

13:10-21:53

2 stops38h 43m

Houston George Bush Intcntl

Mon 5/1

07:00-06:00

1 stop17h 00m

£598

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 5/12

12:20-09:28

2 stops27h 08m

Houston George Bush Intcntl

Sun 14/12

18:45-06:55

1 stop30h 10m

£600

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Wed 12/11

07:25-12:41

2 stops35h 16m

Houston George Bush Intcntl

Wed 19/11

13:38-20:45

2 stops25h 07m

£601

Flights are sorted by cheapest return flights first.

Deals found on 25/8

Showing 1-10 of 60 results

...

Best time to book a flight from London to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from London 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 London to Houston

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

The best time to book flights from London to Houston is 37 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from London to Houston (average of £765). Flying from London to Houston in July is currently the most expensive (average of £1,114). 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 LON to HOU?

When flying from London to Houston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 17% versus a flight at midday.

What is the cheapest day to fly from London to Houston?

Travellers seeking maximum savings on their London to Houston flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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

Reviews of airlines servicing Houston

Check out reviews from past customers who have flown with Austrian Airlines, Finnair, andUnited Airlines from London to Houston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Austrian Airlines

7.6

Good

835 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

VIE - RHO

They went by offering coffee and didn’t even asked me totally ignored me

Austrian Airlines

7.6

Good

835 reviews

Austrian Airlines

7.6

Good

835 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

VIE - RHO

They went by offering coffee and didn’t even asked me totally ignored me

Finnair

7.6

Good

1,320 reviews

Austrian Airlines

7.6

Good

835 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

VIE - RHO

They went by offering coffee and didn’t even asked me totally ignored me

United Airlines

7.4

Good

8,940 reviews

Austrian Airlines

7.6

Good

835 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

VIE - RHO

They went by offering coffee and didn’t even asked me totally ignored me

Lufthansa

6.8

Okay

7,359 reviews

Austrian Airlines

7.6

Good

835 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

VIE - RHO

They went by offering coffee and didn’t even asked me totally ignored me

British Airways

6.7

Okay

7,305 reviews

Austrian Airlines

7.6

Good

835 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

VIE - RHO

They went by offering coffee and didn’t even asked me totally ignored me

Related info for your journey

How long is the flight from London to Houston?
There are many flights that can get you from London to Houston in 15h 05m. Fly via Scandinavian Airlines, Virgin Atlantic, or Lufthansa to get the fastest option. There are 4840 mi between London and Houston. This flight may include one or multiple stops.
What are the cheapest airlines flying from London to Houston round-trip?
Cheapflights users have booked flights from London to Houston round-trip from £314. Other airlines that can offer you cheap pricing are WestJet, from £379, and Virgin Atlantic, from £380. These flights start at 55% lower than the current average price 3 months from now.
What are the most popular routes from London to Houston?
The most popular route from London to Houston is London Heathrow - Houston Hobby. You may also consider London Heathrow - Houston George Bush Intcntl or London Gatwick - Houston Hobby.
Can I find deals for flights from London to Houston that include hotel bookings?
Yes. In addition to deals on London to Houston flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Houston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Houston.
Can I find deals for business class flights from London to Houston?
Yes. Cheapflights offers flight deals from London to Houston 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 London to Houston?
Currently, January is the cheapest month in which you can book a flight from London to Houston (average of £765). Flying from London to Houston in July is currently the most expensive (average of £1,114). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for London to Houston

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Complete your trip

Houston car hire

Houston Hobby Airport car hire

Houston George Bush Intcntl Airport car hire

College Station Easterwood Field Airport car hire

Beaumont Jefferson County Airport car hire

Top 10 airlines flying from London to Houston

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest£314	Average£703	FlexibilityNo cancel fee	On-time75%	Search KLM flights
WestJet	Cheapest£379	Average£503	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Virgin Atlantic	Cheapest£380	Average£749	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Icelandair	Cheapest£442	Average£624	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
JetBlue	Cheapest£452	Average£573	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Scandinavian Airlines	Cheapest£477	Average£640	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Lufthansa	Cheapest£491	Average£743	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Finnair	Cheapest£493	Average£613	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Austrian Airlines	Cheapest£510	Average£803	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
Iberia	Cheapest£520	Average£773	FlexibilityNo cancel fee	On-time77%	Search Iberia flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Houston from London today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Houston from London.

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

Yes! Cheapflights helps users easily find flights from London to Houston with no change fees.

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

Of course! You can now track prices for flights from London to Houston and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from London to Houston from £315

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London to Houston are usually found in January or March, booked 37 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from London to Houston

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from London to Houston

Cheapest flights from London to HoustonExplore the most affordable flight options available from London to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 August 2025.

Explore the most affordable flight options available from London to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 August 2025.

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

Best time to book a flight from London to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from London with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London to Houston

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

Use this chart to determine the optimal time to book a return flight from London to Houston. Price data was last updated on 22 August 2025.

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

What is the cheapest time of day to fly from LON to HOU?

Find hourly flight availability from London to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 August 2025.

What is the cheapest day to fly from London to Houston?

Use this chart to determine the cheapest time to fly return from London to Houston. Price data was last updated on 16 December 2024.

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

Reviews of airlines servicing Houston

Check out reviews from past customers who have flown with Austrian Airlines, Finnair, andUnited Airlines from London to Houston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London to Houston. 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 London to Houston?

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

What are the most popular routes from London to Houston?

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

How can I find direct flights from London to Houston?

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Houston

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from London to Houston

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Cheapest flights from London to Houston
Explore the most affordable flight options available from London to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 August 2025.