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$357+ 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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LHR
Jan 1 — Jan 81
Thu 1/1
Thu 1/8
1 adult, Economy
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Cheap 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 December 2, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/104:45 pmIAH - LHR
1 stop13h 20mBritish Airways
Fri 12/269:35 amLHR - IAH
Nonstop10h 30mBritish Airways
Deal found 12/2$604
This Delta deal was found by Cheapflights users on 12/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:30 pmIAH - LHR
1 stop11h 30mDelta
Wed 1/1411:45 amLHR - IAH
1 stop31h 45mDelta
Deal found 12/1$609
This Cheapflightsfares deal was found by Cheapflights users on 12/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/153:50 pmIAH - LHR
Nonstop9h 00mBritish Airways
Thu 12/2510:05 amLHR - IAH
1 stop13h 26mBritish Airways
Deal found 12/2$610
This KLM deal was found by Cheapflights users on 12/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1512:35 pmIAH - LHR
1 stop13h 15mMultiple Airlines
Thu 12/256:20 amLHR - IAH
1 stop13h 35mMultiple Airlines
Deal found 12/2$611
This CrystalTravel deal was found by Cheapflights users on 12/1. 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.
Tue 12/911:55 amIAH - LHR
1 stop14h 30mAustrian Airlines
Mon 12/1510:25 amLHR - IAH
1 stop14h 30mAustrian Airlines
Deal found 12/1$612
This United Airlines deal was found by Cheapflights users on 12/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:05 pmIAH - LHR
Nonstop9h 10mUnited Airlines
Tue 1/131:25 pmLHR - IAH
1 stop14h 14mUnited Airlines
Deal found 12/1$614
This Cheapflightsfares deal was found by Cheapflights users on 12/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:23 pmIAH - LHR
1 stop13h 37mIberia
Fri 12/2611:45 amLHR - IAH
1 stop14h 49mIberia
Deal found 12/2$618
This Kiwi.com deal was found by Cheapflights users on 12/1. 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 12/3111:55 amIAH - LHR
1 stop12h 00mAustrian Airlines
Sat 1/1012:05 pmLHR - IAH
Nonstop10h 45mAustrian Airlines
Deal found 12/1$619
This Gotogate deal was found by Cheapflights users on 11/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/912:10 pmIAH - LHR
1 stop13h 00mMultiple Airlines
Sun 12/141:25 pmLHR - IAH
1 stop14h 14mMultiple Airlines
Deal found 11/30$621
This United Airlines deal was found by Cheapflights users on 11/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:05 pmIAH - LHR
Nonstop9h 10mUnited Airlines
Tue 12/2312:05 pmLHR - IAH
Nonstop10h 45mUnited Airlines
Deal found 11/30$622
This Kiwi.com deal was found by Cheapflights users on 11/30. 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.
Sun 12/148:01 amIAH - LGW
1 stop19h 59mMultiple Airlines
Fri 1/92:00 pmLGW - IAH
1 stop26h 01mMultiple Airlines
Deal found 11/30$622
This Cheapflightsfares deal was found by Cheapflights users on 11/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/75:59 pmIAH - LHR
1 stop11h 41mBritish Airways
Sun 1/189:35 amLHR - IAH
Nonstop10h 30mBritish Airways
Deal found 11/30$623

Find 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 December 2, 2025.

Round-trip from

$604
(Cheapflightsfares)

One-way from

$357
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$889
From Houston to United Kingdom
Search Deals
One-way flight from Houston to United Kingdom
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($206 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 2, 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

HOU - LHR

HOULHR

Houston Hobby

Tue 4/21

1:00 pm-1:30 pm

1 stop18h 30m

London Heathrow

Wed 4/29

9:00 am-9:38 pm

2 stops18h 38m

$614

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Mon 4/6

5:27 pm-11:10 am

1 stop11h 43m

London Heathrow

Wed 4/15

10:55 am-9:38 pm

1 stop16h 43m

$621

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Sun 4/5

5:27 pm-1:30 pm

1 stop14h 03m

London Heathrow

Tue 4/14

10:55 am-9:38 pm

1 stop16h 43m

$621

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Mon 4/6

5:27 pm-11:10 am

1 stop11h 43m

London Heathrow

Fri 4/17

10:55 am-9:38 pm

1 stop16h 43m

$621

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 3/1

7:05 pm-10:15 am

Nonstop9h 10m

London Heathrow

Sun 3/8

6:30 am-6:15 pm

1 stop17h 45m

$622

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 4/22

1:00 pm-10:50 am

2 stops15h 50m

London Heathrow

Wed 4/29

10:55 am-9:38 pm

1 stop16h 43m

$625

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 5/13

10:05 am-8:00 am

2 stops15h 55m

London Heathrow

Wed 5/20

10:55 am-9:38 pm

1 stop16h 43m

$625

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Thu 1/29

9:54 am-5:40 pm

2 stops25h 46m

London Heathrow

Mon 2/2

10:20 am-11:37 pm

2 stops19h 17m

$630

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 12/31

4:20 pm-7:30 am

Nonstop9h 10m

London Heathrow

Sat 1/10

10:00 am-2:45 pm

Nonstop10h 45m

$632

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Thu 1/29

12:47 pm-7:05 am

1 stop12h 18m

London Heathrow

Mon 2/2

8:25 pm-1:30 pm

1 stop23h 05m

$639

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

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 $720). 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 December 2, 2025.

It’s optimal to fly from Houston to United Kingdom in the evening. By choosing this option you can save up to 7% 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. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How often are flights from Houston to the United Kingdom delayed?

About 27% of weekly flights between Houston and United Kingdom have experienced delays in the past year, with the average delay time being 145 minutes.

What is the most punctual flight time for Houston to the United Kingdom flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Houston to the United Kingdom flights?

Over the last year, British Airways have had the lowest number of delays on this route, with just 19% of flights being delayed.

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 December 2, 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
8,009 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,009 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,063 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,042 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Iberia
7.0
Good
3,038 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,549 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 10m. 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 $205 on WestJet. Other airlines that offer cheap prices include Singapore Airlines from $267 and British Airways from $272 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 $720). 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 December 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$101Average$783FlexibilityNo cancel feeOn-time62%
Air CanadaCheapest$521Average$743FlexibilityNo cancel feeOn-time67%
Singapore AirlinesCheapest$522Average$624FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$522Average$836FlexibilityNo cancel feeOn-time71%
FinnairCheapest$540Average$751FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$557Average$874FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$562Average$929FlexibilityNo cancel feeOn-time69%
IberiaCheapest$579Average$773FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$587Average$996FlexibilityNo cancel feeOn-time72%
DeltaCheapest$607Average$1,039FlexibilityNo cancel feeOn-timeN/A

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