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 £472. Other airlines that can offer you cheap pricing are Air Canada, from £477, and British Airways, from £498. These flights start at 26% 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 Iberia (£286), Turkish Airlines (£304), and Aer Lingus (£307).

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 44 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 44 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 £573, or £788 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 £627 on average during October, but can be found for as low as £420.

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.

£228+ Flights from Houston to London Heathrow Airport

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	£472
One-way from	£228
Popular in	June
Cheapest in	February
Average price	£580

Virgin Atlantic
28/4-13/5
2 total stops
27h 22m total
Houston to London

Search Deals

9/9
2 total stops
27h 15m total
Houston to London

Search Deals

Highest demand for flights based on searches. 22% potential increase in price (£146 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).

Search Deals

Average for round-trip flights in March 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 31 March 2025.

Mon 28/416:00HOU - LHR

1 stop13h 10mVirgin Atlantic

Tue 13/513:05LHR - HOU

1 stop14h 12mVirgin Atlantic

Deal found 31/3£472

Wed 30/408:25IAH - LHR

2 stops29h 55mMultiple Airlines

Sun 11/508:50LHR - IAH

2 stops19h 52mMultiple Airlines

Deal found 30/3£490

Mon 28/421:00IAH - LHR

Nonstop9h 20mFinnair

Tue 6/518:10LHR - IAH

2 stops34h 34mFinnair

Deal found 30/3£499

Mon 28/409:30IAH - LHR

1 stop18h 30mAir Canada

Tue 13/509:30LHR - IAH

1 stop16h 26mAir Canada

Deal found 30/3£501

Wed 24/921:00IAH - LHR

Nonstop9h 20mIberia

Wed 8/1009:25LHR - IAH

Nonstop10h 20mIberia

Deal found 31/3£501

Wed 16/414:10HOU - LHR

1 stop12h 50mIberia

Sun 20/416:25LHR - HOU

1 stop13h 31mIberia

Deal found 30/3£505

Wed 7/515:25IAH - LHR

Nonstop9h 15mBritish Airways

Wed 21/509:25LHR - IAH

Nonstop10h 15mBritish Airways

Deal found 31/3£506

Wed 23/409:30IAH - LHR

1 stop18h 30mUnited Airlines

Wed 30/407:25LHR - IAH

1 stop15h 10mUnited Airlines

Deal found 31/3£511

Wed 24/920:20HOU - LHR

1 stop12h 05mBritish Airways

Wed 8/1008:20LHR - HOU

1 stop13h 36mBritish Airways

Deal found 30/3£512

Tue 15/416:51IAH - LHR

1 stop12h 19mKLM

Fri 25/406:30LHR - IAH

1 stop12h 45mKLM

Deal found 31/3£515

Mon 28/420:27IAH - LHR

1 stop11h 58mAmerican Airlines

Tue 13/509:25LHR - IAH

Nonstop10h 15mAmerican Airlines

Deal found 30/3£525

Wed 23/406:00HOU - LHR

1 stop23h 10mDelta

Wed 30/411:45LHR - HOU

2 stops17h 23mDelta

Deal found 30/3£526

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 31 March 2025.

Mon 28/416:00HOU - LHR

1 stop13h 10mVirgin Atlantic

Tue 13/513:05LHR - HOU

1 stop14h 12mVirgin Atlantic

Deal found 31/3£472

Tue 15/412:10IAH - LHR

1 stop12h 25mAir Canada

Thu 24/409:30LHR - IAH

2 stops15h 20mAir Canada

Deal found 31/3£477

Wed 30/408:25IAH - LHR

2 stops29h 55mMultiple Airlines

Sun 11/508:50LHR - IAH

2 stops19h 52mMultiple Airlines

Deal found 30/3£490

Mon 28/415:25IAH - LHR

Nonstop9h 15mBritish Airways

Tue 13/509:25LHR - IAH

Nonstop10h 15mBritish Airways

Deal found 31/3£498

Mon 28/421:00IAH - LHR

Nonstop9h 20mFinnair

Tue 6/518:10LHR - IAH

2 stops34h 34mFinnair

Deal found 30/3£499

Wed 24/921:00IAH - LHR

Nonstop9h 20mIberia

Wed 8/1009:25LHR - IAH

Nonstop10h 20mIberia

Deal found 31/3£501

Wed 23/409:30IAH - LHR

1 stop18h 30mUnited Airlines

Wed 30/407:25LHR - IAH

1 stop15h 10mUnited Airlines

Deal found 31/3£511

Tue 15/416:51IAH - LHR

1 stop12h 19mKLM

Fri 25/406:30LHR - IAH

1 stop12h 45mKLM

Deal found 31/3£515

Wed 23/406:00HOU - LHR

1 stop23h 10mDelta

Wed 30/411:45LHR - HOU

2 stops17h 23mDelta

Deal found 30/3£526

Tue 26/816:00IAH - LHR

2 stops23h 40mScandinavian Airlines

Tue 16/906:40LHR - IAH

2 stops23h 14mScandinavian Airlines

Deal found 30/3£530

Wed 17/915:25IAH - LHR

1 stop11h 30mAir France

Fri 26/906:15LHR - IAH

1 stop13h 20mAir France

Deal found 30/3£546

Sun 14/915:35IAH - LHR

1 stop13h 05mLufthansa

Mon 22/918:30LHR - IAH

1 stop25h 05mLufthansa

Deal found 31/3£570

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 31 March 2025.

Wed 24/921:00IAH - LHR

Nonstop9h 20mIberia

Wed 8/1009:25LHR - IAH

Nonstop10h 20mIberia

Deal found 31/3£501

Wed 16/415:25IAH - LHR

Nonstop9h 15mBritish Airways

Wed 23/414:50LHR - IAH

Nonstop10h 25mBritish Airways

Deal found 30/3£511

Tue 6/521:00IAH - LHR

Nonstop9h 20mFinnair

Tue 13/509:25LHR - IAH

Nonstop10h 15mFinnair

Deal found 30/3£515

Tue 15/416:15IAH - LHR

Nonstop9h 25mUnited Airlines

Fri 25/410:00LHR - IAH

Nonstop10h 20mUnited Airlines

Deal found 31/3£522

Sat 26/420:10IAH - LHR

Nonstop9h 25mAir Canada

Fri 9/510:00LHR - IAH

Nonstop10h 20mAir Canada

Deal found 31/3£555

Mon 21/415:25IAH - LHR

Nonstop9h 15mAmerican Airlines

Mon 28/409:25LHR - IAH

Nonstop10h 15mAmerican Airlines

Deal found 30/3£583

Sat 19/720:15IAH - LHR

Nonstop9h 20mAustrian Airlines

Fri 1/810:00LHR - IAH

Nonstop10h 15mAustrian Airlines

Deal found 30/3£951

Sat 19/721:00IAH - LHR

Nonstop9h 20mMultiple Airlines

Thu 31/714:50LHR - IAH

Nonstop10h 25mMultiple Airlines

Deal found 30/3£958

Last-minute flights from Houston to Heathrow
Discover last-minute flight deals from Houston to Heathrow. Data last updated 31 March 2025 and is based on user searches.

Sun 6/408:05IAH - LHR

1 stop19h 55mUnited Airlines

Tue 22/407:25LHR - IAH

1 stop15h 10mUnited Airlines

Deal found 30/3£555

Sun 6/415:25IAH - LHR

Nonstop9h 15mFinnair

Tue 22/409:25LHR - IAH

Nonstop10h 15mFinnair

Deal found 30/3£559

Sun 6/409:50IAH - LHR

1 stop15h 25mDelta

Tue 22/411:45LHR - IAH

2 stops17h 19mDelta

Deal found 30/3£566

Sun 6/414:35HOU - LHR

1 stop10h 40mDelta

Tue 22/408:40LHR - HOU

2 stops20h 28mDelta

Deal found 30/3£566

Sun 6/418:31HOU - LHR

1 stop12h 14mBritish Airways

Tue 22/415:10LHR - HOU

1 stop13h 30mBritish Airways

Deal found 30/3£577

Sun 6/408:05IAH - LHR

1 stop16h 25mAir Canada

Sun 13/409:30LHR - IAH

2 stops15h 20mAir Canada

Deal found 30/3£610

Sun 6/417:03IAH - LHR

1 stop12h 07mKLM

Sun 13/412:25LHR - IAH

1 stop16h 38mKLM

Deal found 30/3£616

Mon 7/418:37HOU - LHR

1 stop12h 53mKLM

Sat 19/409:20LHR - HOU

1 stop14h 27mKLM

Deal found 31/3£616

Mon 7/410:35HOU - LHR

2 stops16h 20mVirgin Atlantic

Sat 19/413:05LHR - HOU

1 stop14h 17mVirgin Atlantic

Deal found 31/3£620

Tue 8/414:10HOU - LHR

1 stop12h 50mIberia

Tue 15/412:00LHR - HOU

1 stop13h 41mIberia

Deal found 30/3£573

Tue 8/410:15IAH - LHR

2 stops14h 15mMultiple Airlines

Tue 15/409:30LHR - IAH

2 stops15h 20mMultiple Airlines

Deal found 30/3£574

Tue 8/418:45HOU - LHR

1 stop12h 45mAir France

Tue 15/411:45LHR - HOU

2 stops17h 23mAir France

Deal found 30/3£621

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 31 March 2025.

Tue 9/905:00IAH - LHR

2 stops27h 15mMultiple Airlines

Deal found 30/3£228

Mon 5/513:29IAH - LHR

1 stop11h 51mIberia

Deal found 30/3£286

Mon 28/421:00IAH - LHR

1 stop17h 50mTurkish Airlines

Deal found 29/3£304

Tue 22/710:16IAH - LHR

2 stops18h 04mAer Lingus

Deal found 30/3£307

Mon 22/912:05IAH - LHR

1 stop14h 30mAir Canada

Deal found 30/3£312

Tue 22/715:30IAH - LHR

Nonstop9h 10mFinnair

Deal found 29/3£319

Fri 25/414:10HOU - LHR

1 stop14h 40mIberia

Deal found 30/3£321

Tue 13/515:00IAH - LHR

1 stop15h 05mWestJet

Deal found 30/3£322

Tue 22/410:13HOU - LHR

2 stops14h 07mVirgin Atlantic

Deal found 30/3£323

Sat 27/918:10IAH - LHR

1 stop33h 25mUnited Airlines

Deal found 30/3£324

Mon 12/515:25IAH - LHR

Nonstop9h 15mBritish Airways

Deal found 30/3£326

Tue 8/410:35HOU - LHR

2 stops17h 25mDelta

Deal found 29/3£341

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

HOU - LHR

HOULHR

Houston Hobby

Mon 28/4

16:00-11:10

1 stop13h 10m

London Heathrow

Tue 13/5

13:05-21:17

1 stop14h 12m

£472

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Tue 15/4

12:10-06:35

1 stop12h 25m

London Heathrow

Thu 24/4

09:30-18:50

2 stops15h 20m

£477

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 30/4

08:25-20:20

2 stops29h 55m

London Heathrow

Sun 11/5

08:50-22:42

2 stops19h 52m

£490

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 28/4

15:25-06:40

Nonstop9h 15m

London Heathrow

Tue 13/5

09:25-13:40

Nonstop10h 15m

£498

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 28/4

21:00-12:20

Nonstop9h 20m

London Heathrow

Tue 6/5

18:10-22:44

2 stops34h 34m

£499

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 24/9

21:00-12:20

Nonstop9h 20m

London Heathrow

Wed 8/10

09:25-13:45

Nonstop10h 20m

£501

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 16/4

14:10-09:00

1 stop12h 50m

London Heathrow

Sun 20/4

16:25-23:56

1 stop13h 31m

£505

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 23/4

09:30-10:00

1 stop18h 30m

London Heathrow

Wed 30/4

07:25-16:35

1 stop15h 10m

£511

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Tue 6/5

14:51-10:30

2 stops13h 39m

London Heathrow

Wed 14/5

06:30-13:15

1 stop12h 45m

£512

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 24/9

14:25-09:00

1 stop12h 35m

London Heathrow

Wed 8/10

12:00-20:09

1 stop14h 09m

£512

Flights are sorted by cheapest return flights first.

Deals found on 30/3

Showing 1-10 of 41 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

7,899 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

7,899 reviews

Delta

8.0

Very Good

7,899 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

1,321 reviews

Delta

8.0

Very Good

7,899 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

1,267 reviews

Delta

8.0

Very Good

7,899 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

770 reviews

Delta

8.0

Very Good

7,899 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

1,425 reviews

Delta

8.0

Very Good

7,899 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 £472. Other airlines that can offer you cheap pricing are Air Canada, from £477, and British Airways, from £498. These flights start at 26% 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 Iberia (£286), Turkish Airlines (£304), and Aer Lingus (£307).
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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Top 4 airlines flying from Houston to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£436	Average£621	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Lufthansa	Cheapest£447	Average£683	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Iberia	Cheapest£449	Average£587	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
United Airlines	Cheapest£467	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.

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

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 £228

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 9/9. 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 31 March 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 31 March 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 28 March 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 31 March 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

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

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

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 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 31 March 2025.