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$298+ Cheap flights from Houston to the United Kingdom

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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LHR
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Find flight deals from Houston to United Kingdom

Cheapest flights from Houston to United Kingdom
Explore the most affordable flight options available from Houston to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:07 pmIAH - LGW
1 stop31h 58mMultiple Airlines
Mon 12/82:00 pmLGW - IAH
1 stop34h 29mMultiple Airlines
Deal found 10/18$549
This Ticket deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:44 pmHOU - LHR
1 stop29h 41mVirgin Atlantic
Tue 11/1810:45 amLHR - HOU
1 stop13h 08mVirgin Atlantic
Deal found 10/18$553
This Ticket deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/272:22 pmHOU - LHR
1 stop12h 28mVirgin Atlantic
Tue 11/1110:45 amLHR - HOU
1 stop13h 08mVirgin Atlantic
Deal found 10/17$554
This CrystalTravel deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/12:32 pmHOU - LHR
1 stop12h 28mMultiple Airlines
Mon 12/87:20 pmLHR - HOU
2 stops28h 32mMultiple Airlines
Deal found 10/17$560
This lol.travel deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/275:05 pmIAH - LHR
1 stop12h 25mVirgin Atlantic
Tue 11/116:20 amLHR - IAH
1 stop13h 35mVirgin Atlantic
Deal found 10/17$561
This Flightnetwork deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/35:25 pmIAH - LHR
1 stop36h 25mAir Canada
Tue 11/186:50 amLHR - IAH
2 stops20h 49mAir Canada
Deal found 10/19$562
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/38:35 pmIAH - LGW
1 stop31h 25mMultiple Airlines
Mon 12/82:00 pmLGW - IAH
1 stop34h 29mMultiple Airlines
Deal found 10/19$563
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:07 pmIAH - LGW
1 stop31h 53mMultiple Airlines
Fri 1/92:00 pmLGW - IAH
2 stops55h 18mMultiple Airlines
Deal found 10/17$566
This eDestinos deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/124:45 pmIAH - LHR
1 stop13h 20mIberia
Wed 11/2611:55 amLHR - IAH
1 stop14h 37mIberia
Deal found 10/18$569
This Ticket deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/33:30 pmIAH - LHR
1 stop23h 20mVirgin Atlantic
Tue 11/186:20 amLHR - IAH
1 stop13h 35mVirgin Atlantic
Deal found 10/19$570
This Ticket deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/277:10 amIAH - LHR
1 stop23h 10mAir Canada
Tue 11/116:50 amLHR - IAH
2 stops20h 49mAir Canada
Deal found 10/17$572
This American Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/210:11 amHOU - LGW
2 stops15h 19mAmerican Airlines
Tue 12/911:20 amLGW - HOU
2 stops28h 18mAmerican Airlines
Deal found 10/18$573

Cheap flight deals from Houston to United Kingdom

Keep the following information in mind while searching for Houston to United Kingdom flight deals. Data was last updated October 20, 2025.

Round-trip from

$549
(Kiwi.com)

One-way from

$298
(Trip.com)

Popular in

June

Cheapest in

September

Average price

$642
From Houston to United Kingdom
Search Deals
One-way flight from Houston to United Kingdom
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($203 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to United Kingdom that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
Use the filters below to find and compare flights from Houston to the United Kingdom that are best for you.

Fly from

Houston

Fly to

United Kingdom

Route

Depart

Return

Price

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 11/17

3:09 pm-8:45 am

1 stop11h 36m

London Heathrow

Thu 11/27

6:20 am-1:55 pm

1 stop13h 35m

$583

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 11/17

6:45 am-7:05 am

1 stop18h 20m

London Heathrow

Mon 11/24

8:25 pm-1:30 pm

1 stop23h 05m

$584

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Tue 11/4

3:50 pm-6:50 am

Nonstop9h 00m

London Heathrow

Thu 11/27

9:35 am-2:05 pm

Nonstop10h 30m

$585

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 11/10

2:24 pm-8:35 am

1 stop12h 11m

London Heathrow

Tue 11/25

9:35 am-2:05 pm

Nonstop10h 30m

$587

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 1/7

3:40 pm-9:00 am

1 stop11h 20m

London Heathrow

Wed 1/14

6:20 am-1:55 pm

1 stop13h 35m

$591

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 11/12

12:35 pm-6:25 am

1 stop11h 50m

London Heathrow

Wed 11/19

9:00 am-11:57 pm

2 stops20h 57m

$591

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 11/12

2:32 pm-9:00 am

1 stop12h 28m

London Heathrow

Wed 11/19

11:30 am-11:07 pm

2 stops17h 37m

$591

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 11/5

1:29 pm-7:50 am

1 stop12h 21m

London Heathrow

Wed 11/26

11:45 am-11:57 pm

2 stops18h 12m

$593

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 10/27

7:05 am-6:25 am

1 stop18h 20m

London Heathrow

Wed 11/19

9:00 am-11:57 pm

2 stops20h 57m

$593

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 11/5

10:13 am-6:25 am

1 stop14h 12m

London Heathrow

Wed 11/26

6:30 am-5:53 pm

2 stops17h 23m

$593

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/17

Showing 1-10 of 60 results
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Best time to book a flight from Houston to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Houston with our price prediction graph.
Estimated round-trip 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 the United Kingdom

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

Currently, October is the cheapest month in which you can book a flight from Houston to United Kingdom (average of $233). Flying from Houston to United Kingdom in June is currently the most expensive (average of $725). 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 GB?

Find hourly flight availability from Houston to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 20, 2025.

It’s optimal to fly from Houston to United Kingdom in the evening. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Houston to United Kingdom?

Use this chart to determine the cheapest time to fly round-trip from Houston to United Kingdom. Price data was last updated on December 16, 2024.

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

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to United Kingdom. Reviews last updated October 20, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Houston to the United Kingdom. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,978 reviews

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,978 reviews
Delta
7.9
Good
7,978 reviews

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,993 reviews
Delta
7.9
Good
7,978 reviews

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,026 reviews
Delta
7.9
Good
7,978 reviews

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Iberia
7.0
Good
2,996 reviews
Delta
7.9
Good
7,978 reviews

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,461 reviews
Delta
7.9
Good
7,978 reviews

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Houston to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Houston to United Kingdom?

    Departing from Houston to United Kingdom will take you 9h. Airlines will cover a distance of 4820 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Houston to United Kingdom one-way?

    One-way options have recently been found by users for as low as $349 on JetBlue. Other airlines that offer cheap prices include Air Canada from $376 and Brussels Airlines from $392 one-way.

  • What are the most popular routes from Houston to United Kingdom?

    The most popular route from Houston to United Kingdom 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 United Kingdom that include hotel bookings?

    Yes. In addition to deals on Houston to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to United Kingdom?

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

  • Can I find deals for business class flights from Houston to United Kingdom?

    Yes. Cheapflights offers flight deals from Houston to United Kingdom 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 United Kingdom?

    Currently, October is the cheapest month in which you can book a flight from Houston to United Kingdom (average of $233). Flying from Houston to United Kingdom in June is currently the most expensive (average of $725). 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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Alternative routes for Houston to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Houston to United Kingdom

Discover the top 10 airlines that operate flights from Houston to United Kingdom. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$101Average$783FlexibilityNo cancel feeOn-time62%
DeltaCheapest$447Average$1,030FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$498Average$839FlexibilityNo cancel feeOn-time71%
Singapore AirlinesCheapest$523Average$627FlexibilityNo cancel feeOn-time81%
FinnairCheapest$553Average$736FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$568Average$887FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$569Average$926FlexibilityNo cancel feeOn-time69%
IberiaCheapest$580Average$746FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$582Average$991FlexibilityNo cancel feeOn-time72%
KLMCheapest$608Average$953FlexibilityNo cancel feeOn-time75%

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