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

Cheapflights users have booked flights from Houston to London Heathrow Airport round-trip from £498. Other airlines that can offer you cheap pricing are Virgin Atlantic, from £503, and Delta, from £510. These flights start at 19% lower than the current average price 3 months from now.

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

The cheapet airlines for a one-way flight from Houston to London Heathrow Airport are United Airlines (£309), Air Canada (£314), and British Airways (£314).

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

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

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

The most popular airlines flying from Houston to London Heathrow Airport are British Airways, Iberia and Lufthansa. Something to consider prior to booking your flight.

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

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

Travelers have found it’s best to book a flight 45 days in advance to save up to 40% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 45 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Houston to London Heathrow Airport 1-2 weeks in advance for as low as £547, or £737 for flights within the next 24 hours.

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

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, October can be a great choice for travel to London Heathrow Airport. Flights to London Heathrow Airport from Houston in October are about £603 on average during October, but can be found for as low as £406.

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

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

How can I find direct flights from Houston to Heathrow?

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

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

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

£275+ Flights from Houston to London Heathrow Airport - Compare & Save Big

Cheapflights Tip: The best prices from Houston to London Heathrow are usually found in February or October, booked 33 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Houston to Heathrow

Round-trip from	£498
One-way from	£275
Popular in	June
Cheapest in	February
Average price	£511

United Airlines
12/5-21/5
2 total stops
33h 10m total
Houston to London

Search Deals

13/5
3 total stops
31h 15m total
Houston to London

Search Deals

Highest demand for flights based on searches. 22% potential increase in price (£130 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£21 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Houston to Heathrow

Cheapest flights from Houston to Heathrow
Explore the most affordable flight options available from Houston to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Tue 2/910:00IAH - LHR

1 stop17h 35mMultiple Airlines

Wed 17/906:50LHR - IAH

2 stops18h 52mMultiple Airlines

Deal found 29/4£482

Wed 24/921:00IAH - LHR

Nonstop9h 20mIberia

Tue 30/909:25LHR - IAH

Nonstop10h 15mIberia

Deal found 28/4£489

Wed 24/915:30IAH - LHR

Nonstop9h 10mFinnair

Tue 30/918:10LHR - IAH

2 stops29h 33mFinnair

Deal found 28/4£491

Wed 24/913:13IAH - LHR

1 stop11h 37mBritish Airways

Wed 8/1014:50LHR - IAH

Nonstop10h 25mBritish Airways

Deal found 28/4£492

Wed 27/810:00IAH - LHR

1 stop18h 00mUnited Airlines

Wed 3/907:25LHR - IAH

1 stop15h 10mUnited Airlines

Deal found 29/4£498

Wed 24/914:25HOU - LHR

1 stop12h 35mBritish Airways

Wed 8/1008:20LHR - HOU

1 stop13h 36mBritish Airways

Deal found 28/4£500

Sun 26/1011:05IAH - LHR

1 stop15h 05mAir Canada

Wed 5/1106:50LHR - IAH

2 stops20h 29mAir Canada

Deal found 28/4£501

Sun 21/917:50IAH - LHR

1 stop13h 20mDelta

Wed 1/1006:30LHR - IAH

1 stop12h 45mDelta

Deal found 28/4£503

Mon 12/515:50IAH - LHR

1 stop15h 55mVirgin Atlantic

Tue 27/506:15LHR - IAH

1 stop13h 20mVirgin Atlantic

Deal found 28/4£509

Sun 26/1016:20HOU - LHR

1 stop14h 20mDelta

Wed 5/1106:30LHR - HOU

2 stops21h 10mDelta

Deal found 28/4£510

Tue 23/913:00HOU - LHR

1 stop11h 45mMultiple Airlines

Wed 1/1013:05LHR - HOU

1 stop14h 35mMultiple Airlines

Deal found 28/4£521

Mon 12/520:10IAH - LHR

Nonstop9h 25mLufthansa

Tue 27/507:25LHR - IAH

1 stop15h 00mLufthansa

Deal found 28/4£523

Best flights from Houston to Heathrow
Discover carefully curated flight deals from Houston to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 April 2025.

Mon 12/510:00IAH - LHR

1 stop18h 00mUnited Airlines

Wed 21/507:25LHR - IAH

1 stop15h 10mUnited Airlines

Deal found 28/4£498

Tue 13/510:00IAH - LHR

1 stop14h 30mMultiple Airlines

Tue 20/506:00LHR - IAH

2 stops22h 34mMultiple Airlines

Deal found 28/4£500

Mon 12/514:30IAH - LHR

1 stop16h 40mVirgin Atlantic

Mon 19/520:55LHR - IAH

1 stop22h 20mVirgin Atlantic

Deal found 28/4£503

Mon 12/517:36IAH - LHR

1 stop13h 34mDelta

Wed 21/509:55LHR - IAH

2 stops20h 04mDelta

Deal found 28/4£510

Mon 12/512:05IAH - LHR

2 stops15h 55mAir Canada

Tue 27/509:30LHR - IAH

1 stop16h 26mAir Canada

Deal found 28/4£515

Mon 12/520:16HOU - LHR

1 stop12h 09mBritish Airways

Mon 19/519:30LHR - HOU

2 stops28h 31mBritish Airways

Deal found 28/4£516

Tue 22/714:29IAH - LHR

1 stop12h 31mFinnair

Tue 12/818:10LHR - IAH

2 stops29h 30mFinnair

Deal found 28/4£520

Mon 12/520:10IAH - LHR

Nonstop9h 25mLufthansa

Tue 27/507:25LHR - IAH

1 stop15h 00mLufthansa

Deal found 28/4£523

Tue 13/511:51IAH - LHR

1 stop12h 39mJetBlue

Fri 16/508:25LHR - IAH

1 stop15h 38mJetBlue

Deal found 28/4£568

Mon 12/518:40IAH - LHR

1 stop12h 50mKLM

Sat 24/506:30LHR - IAH

1 stop12h 45mKLM

Deal found 28/4£574

Fri 16/512:09IAH - LHR

1 stop14h 51mIberia

Tue 27/514:50LHR - IAH

Nonstop10h 25mIberia

Deal found 28/4£598

Tue 6/510:40IAH - LHR

2 stops17h 40mAer Lingus

Wed 7/513:25LHR - IAH

2 stops26h 12mAer Lingus

Deal found 29/4£665

Direct flights from Houston to Heathrow
Explore direct flight options from Houston to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 29 April 2025.

Mon 12/516:15IAH - LHR

Nonstop9h 25mUnited Airlines

Wed 21/513:40LHR - IAH

Nonstop10h 20mUnited Airlines

Deal found 28/4£510

Mon 12/516:15IAH - LHR

Nonstop9h 25mAir Canada

Tue 27/510:00LHR - IAH

Nonstop10h 15mAir Canada

Deal found 28/4£535

Mon 12/515:25IAH - LHR

Nonstop9h 15mBritish Airways

Tue 27/514:50LHR - IAH

Nonstop10h 25mBritish Airways

Deal found 28/4£558

Tue 22/715:30IAH - LHR

Nonstop9h 10mIberia

Tue 12/809:25LHR - IAH

Nonstop10h 15mIberia

Deal found 28/4£651

Tue 13/520:10IAH - LHR

Nonstop9h 25mLufthansa

Sun 15/613:40LHR - IAH

Nonstop10h 15mLufthansa

Deal found 28/4£728

Sun 18/516:15IAH - LHR

Nonstop9h 25mMultiple Airlines

Sun 25/513:40LHR - IAH

Nonstop10h 15mMultiple Airlines

Deal found 28/4£771

Sun 18/516:15IAH - LHR

Nonstop9h 25mAustrian Airlines

Wed 18/610:00LHR - IAH

Nonstop10h 15mAustrian Airlines

Deal found 27/4£784

Sun 18/516:15IAH - LHR

Nonstop9h 25mBrussels Airlines

Tue 17/613:40LHR - IAH

Nonstop10h 15mBrussels Airlines

Deal found 28/4£820

Wed 9/715:30IAH - LHR

Nonstop9h 10mAmerican Airlines

Thu 17/709:25LHR - IAH

Nonstop10h 15mAmerican Airlines

Deal found 28/4£866

Last-minute flights from Houston to Heathrow
Discover last-minute flight deals from Houston to Heathrow. Data last updated 29 April 2025 and is based on user searches.

Mon 5/516:15IAH - LHR

Nonstop9h 25mUnited Airlines

Wed 21/507:25LHR - IAH

1 stop15h 10mUnited Airlines

Deal found 28/4£541

Mon 5/510:55IAH - LHR

1 stop20h 15mDelta

Tue 20/506:30LHR - IAH

1 stop12h 45mDelta

Deal found 28/4£546

Mon 5/519:50IAH - LHR

1 stop34h 00mAir Canada

Wed 21/506:50LHR - IAH

2 stops18h 00mAir Canada

Deal found 28/4£549

Mon 5/513:16HOU - LHR

1 stop18h 14mDelta

Thu 15/506:30LHR - HOU

2 stops17h 27mDelta

Deal found 28/4£553

Mon 5/518:31HOU - LHR

1 stop13h 54mBritish Airways

Thu 15/516:25LHR - HOU

1 stop13h 33mBritish Airways

Deal found 28/4£563

Mon 5/518:32IAH - LHR

1 stop12h 58mKLM

Sat 17/506:30LHR - IAH

1 stop12h 45mKLM

Deal found 28/4£583

Tue 6/521:00IAH - LHR

Nonstop9h 20mBritish Airways

Wed 28/108:15LHR - IAH

2 stops19h 20mBritish Airways

Deal found 28/4£543

Tue 6/512:18IAH - LHR

1 stop16h 32mFinnair

Tue 27/109:30LHR - IAH

Nonstop10h 40mFinnair

Deal found 28/4£555

Tue 6/510:10IAH - LHR

2 stops14h 20mMultiple Airlines

Tue 27/114:30LHR - IAH

2 stops26h 42mMultiple Airlines

Deal found 28/4£561

Tue 6/518:42IAH - LHR

2 stops15h 58mLufthansa

Fri 16/511:30LHR - IAH

2 stops19h 21mLufthansa

Deal found 28/4£573

Tue 6/510:40IAH - LHR

2 stops17h 40mAer Lingus

Wed 7/513:25LHR - IAH

2 stops26h 12mAer Lingus

Deal found 29/4£665

Tue 6/521:00IAH - LHR

Nonstop9h 20mBritish Airways

Tue 27/108:15LHR - IAH

2 stops19h 20mBritish Airways

Deal found 28/4£543

One-way flights from Houston to Heathrow
Search for one-way flight options from Houston to Heathrow. Find affordable one-way fares based on user searches. Data last updated 29 April 2025.

Tue 13/507:05IAH - LHR

3 stops31h 15mMultiple Airlines

Deal found 27/4£275

Mon 12/516:15IAH - LHR

Nonstop9h 25mUnited Airlines

Deal found 27/4£309

Mon 12/512:05IAH - LHR

2 stops36h 25mAir Canada

Deal found 28/4£314

Mon 12/520:16HOU - LHR

1 stop12h 09mBritish Airways

Deal found 28/4£314

Mon 5/512:51IAH - LHR

2 stops16h 19mAer Lingus

Deal found 28/4£317

Mon 5/518:32IAH - LHR

1 stop12h 58mKLM

Deal found 28/4£326

Mon 7/711:40IAH - LHR

1 stop12h 50mJetBlue

Deal found 28/4£329

Tue 6/518:45HOU - LHR

1 stop12h 45mKLM

Deal found 28/4£330

Thu 8/518:10HOU - LHR

3 stops35h 45mMultiple Airlines

Deal found 28/4£341

Fri 2/515:25IAH - LHR

Nonstop9h 15mBritish Airways

Deal found 28/4£356

Fri 2/514:25IAH - LHR

1 stop24h 25mTurkish Airlines

Deal found 28/4£358

Fri 4/721:00IAH - LHR

Nonstop9h 20mIberia

Deal found 28/4£378

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 12/5

10:00-10:00

1 stop18h 00m

London Heathrow

Wed 21/5

07:25-16:35

1 stop15h 10m

£498

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Tue 13/5

10:00-06:30

1 stop14h 30m

London Heathrow

Tue 20/5

06:00-22:34

2 stops22h 34m

£500

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 12/5

14:30-13:10

1 stop16h 40m

London Heathrow

Mon 19/5

20:55-13:15

1 stop22h 20m

£503

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 12/5

17:36-13:10

1 stop13h 34m

London Heathrow

Wed 21/5

09:55-23:59

2 stops20h 04m

£510

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 12/5

12:05-10:00

2 stops15h 55m

London Heathrow

Tue 27/5

09:30-19:56

1 stop16h 26m

£515

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Mon 12/5

20:16-14:25

1 stop12h 09m

London Heathrow

Mon 19/5

19:30-18:01

2 stops28h 31m

£516

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Tue 22/7

14:29-09:00

1 stop12h 31m

London Heathrow

Tue 12/8

18:10-17:40

2 stops29h 30m

£520

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 12/5

20:10-11:35

Nonstop9h 25m

London Heathrow

Tue 27/5

07:25-16:25

1 stop15h 00m

£523

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Tue 13/5

10:22-08:05

2 stops15h 43m

London Heathrow

Tue 20/5

09:20-17:57

1 stop14h 37m

£524

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Mon 12/5

12:52-13:30

1 stop18h 38m

London Heathrow

Tue 27/5

06:30-17:57

2 stops17h 27m

£537

Flights are sorted by cheapest return flights first.

Deals found on 27/4

Showing 1-10 of 43 results

...

Best time to book a flight from Houston to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Booking 33 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Houston to London Heathrow Airport (average of £112). Flying from Houston to London Heathrow Airport in August is currently the most expensive (average of £164). 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 LHR?

It’s typically best to fly out from Houston to London Heathrow Airport in the afternoon. Doing so could potentially save you 16% on the flight price compared to flying at midday, which is usually more expensive.

Rainfall in Heathrow by month

In terms of precipitation, rainfall in London Heathrow Airport 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 Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

If weather is an important factor for your trip to London Heathrow Airport, 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).

Reviews of airlines servicing Heathrow

See what other customers who have flown with Delta, KLM and Finnair from Houston to London have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very Good

7,929 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,333 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair

7.6

Good

1,273 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines

7.6

Good

780 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France

7.4

Good

1,444 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines flying from Houston to London Heathrow Airport round-trip?
Cheapflights users have booked flights from Houston to London Heathrow Airport round-trip from £498. Other airlines that can offer you cheap pricing are Virgin Atlantic, from £503, and Delta, from £510. These flights start at 19% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Houston to London Heathrow Airport one-way?
The cheapet airlines for a one-way flight from Houston to London Heathrow Airport are United Airlines (£309), Air Canada (£314), and British Airways (£314).
Can I find deals for flights from Houston to Heathrow that include hotel bookings?
Yes. In addition to deals on Houston to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Houston to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Heathrow.
Can I find deals for business class flights from Houston to Heathrow?
Yes. Cheapflights offers flight deals from Houston to Heathrow 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 Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Houston to London Heathrow Airport (average of £112). Flying from Houston to London Heathrow Airport in August is currently the most expensive (average of £164). 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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Luton

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Northampton

Ilford

Hayes

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Crawley

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Maidstone

Winchester

Swindon

Folkestone

Dartford

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Top 4 airlines flying from Houston to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£422	Average£628	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Lufthansa	Cheapest£433	Average£647	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Iberia	Cheapest£435	Average£576	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
United Airlines	Cheapest£452	Average£639	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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

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 Heathrow from Houston today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Houston to Heathrow 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 Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Houston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Not ready to book yet? You can track prices for flights from Houston to Heathrow 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 Heathrow Airport from £275

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 13/5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Houston to London Heathrow are usually found in February or October, booked 33 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Houston to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Houston to Heathrow

Cheapest flights from Houston to HeathrowExplore the most affordable flight options available from Houston to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Explore the most affordable flight options available from Houston to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Houston to Heathrow

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

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a return flight from Houston to Heathrow. Price data was last updated on 25 April 2025.

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

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

Find hourly flight availability from Houston to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2025.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

Reviews of airlines servicing Heathrow

See what other customers who have flown with Delta, KLM and Finnair from Houston to London have to say. Users have also rated airlines 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 Houston to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

How can I find direct flights from Houston to Heathrow?

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

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

Travelling to a place near Houston?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Houston to Heathrow

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

Top 4 airlines flying from Houston to Heathrow

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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 Heathrow?

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

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

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

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Cheapest flights from Houston to Heathrow
Explore the most affordable flight options available from Houston to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.