United Kingdom

$326+ Cheap flights from Houston to the United Kingdom

HOU — LHR
Dec 14 — Dec 211
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Cheap flight deals from Houston to United Kingdom

Cheapest flights from Houston to United Kingdom

Thu 12/247:16 pm -
1 stop28h 34m
Tue 1/129:35 am -
2 stops20h 24m
Deal found 11/12$791
Fri 12/255:01 am -
1 stop18h 49m
Thu 1/1410:35 am -
1 stop20h 08m
Deal found 11/12$792
Tue 11/2411:50 am -
1 stop13h 20m
Mon 11/307:20 pm -
1 stop27h 30m
Deal found 11/10$794
Fri 12/256:21 am -
2 stops17h 29m
Wed 1/139:45 am -
1 stop20h 58m
Deal found 11/12$796
Fri 12/256:21 am -
2 stops17h 29m
Tue 1/129:35 am -
1 stop30h 47m
Deal found 11/12$797
Thu 12/247:16 pm -
1 stop28h 34m
Fri 1/812:35 pm -
2 stops24h 04m
Deal found 11/13$802
Thu 12/247:16 pm -
1 stop28h 34m
Thu 1/710:35 am -
2 stops50h 04m
Deal found 11/12$803
Mon 12/149:38 pm -
2 stops26h 12m
Thu 1/710:35 am -
1 stop27h 37m
Deal found 11/10$806
Wed 12/911:55 am -
2 stops25h 55m
Mon 12/144:10 pm -
2 stops27h 50m
Deal found 11/12$808
Fri 12/45:35 pm -
1 stop22h 05m
Tue 12/89:20 am -
1 stop14h 40m
Deal found 11/12$809
Tue 12/152:16 pm -
1 stop33h 34m
Thu 1/710:35 am -
1 stop27h 37m
Deal found 11/10$809
Tue 11/105:18 pm -
1 stop22h 22m
Tue 11/179:20 am -
1 stop14h 44m
Deal found 11/9$810

Find flight deals from Houston to United Kingdom

Round-trip from

$748
(Justfly.com)

One-way from

$326
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$936
From Houston to United Kingdom
One-way flight from Houston to United Kingdom
Highest demand for flights based on searches. 17% potential increase in price ($206 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Wed 3/24

1:35 pm-10:50 am

2 stops16h 15m

London Heathrow

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$367

HoustonLondon

IAH Houston George Bush Intcntl - LGW London Gatwick

IAHLGW

Houston George Bush Intcntl

Wed 4/28

5:05 pm-4:00 pm

1 stop16h 55m

London Gatwick

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$367

HoustonLondon

IAH Houston George Bush Intcntl - LGW London Gatwick

IAHLGW

Houston George Bush Intcntl

Sat 2/13

8:50 pm-10:55 am

3 stops32h 05m

London Gatwick

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$380

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Wed 12/30

6:25 pm-3:40 pm

1 stop15h 15m

London Heathrow

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$383

HoustonLondon

IAH Houston George Bush Intcntl - LGW London Gatwick

IAHLGW

Houston George Bush Intcntl

Tue 12/8

12:41 pm-4:20 pm

3 stops21h 39m

London Gatwick

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$384

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Tue 1/5

11:32 am-9:30 am

1 stop15h 58m

London Heathrow

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$392

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Fri 1/15

11:32 am-9:30 am

1 stop15h 58m

London Heathrow

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$392

HoustonEdinburgh

IAH Houston George Bush Intcntl - EDI Edinburgh Turnhouse

IAHEDI

Houston George Bush Intcntl

Tue 12/29

1:19 pm-10:20 am

3 stops39h 01m

Edinburgh Turnhouse

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$408

HoustonManchester

IAH Houston George Bush Intcntl - MAN Manchester

IAHMAN

Houston George Bush Intcntl

Sun 12/6

10:57 am-10:45 am

3 stops41h 48m

Manchester

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$413

HoustonLondon

IAH Houston George Bush Intcntl - LGW London Gatwick

IAHLGW

Houston George Bush Intcntl

Thu 4/29

5:05 pm-4:00 pm

1 stop16h 55m

London Gatwick

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$417

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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, February is the cheapest month in which you can book a flight from Houston to United Kingdom (average of $750). Flying from Houston to United Kingdom in June is currently the most expensive (average of $1,377). 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?

When flying from Houston to United Kingdom, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

About 20% of weekly flights between Houston and United Kingdom have experienced delays in the past year, with the average delay time being 151 minutes.

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

Historically, flights departing at night 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?

Saturday tends to have the lowest number of delays on this route, whereas Sunday 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 15% of flights being delayed.

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

The best time to book flights from Houston to United Kingdom is 82 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.

Reviews of airlines servicing United Kingdom

Read reviews from past customers who have flown Virgin Atlantic,United Airlines, andAmerican 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.

Crew

8.1

Entertainment

7.5

Food

6.9

Boarding

7.7

Overall

7.5

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Michael,Nov 2026

LAS - LHR

This is the third time I have flown with Virgin Atlantic to London. The entire process from booking to arrival and the flight are exceptional. The flight was comfortable in Premium and the flight crew were very attentive to all of our needs. They make travel a pleasure.

Crew

8.1

Entertainment

7.5

Food

6.9

Boarding

7.7

Overall

7.5

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Michael,Nov 2026

LAS - LHR

This is the third time I have flown with Virgin Atlantic to London. The entire process from booking to arrival and the flight are exceptional. The flight was comfortable in Premium and the flight crew were very attentive to all of our needs. They make travel a pleasure.

Crew

8.1

Entertainment

7.5

Food

6.9

Boarding

7.7

Overall

7.5

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Michael,Nov 2026

LAS - LHR

This is the third time I have flown with Virgin Atlantic to London. The entire process from booking to arrival and the flight are exceptional. The flight was comfortable in Premium and the flight crew were very attentive to all of our needs. They make travel a pleasure.

Crew

8.1

Entertainment

7.5

Food

6.9

Boarding

7.7

Overall

7.5

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Michael,Nov 2026

LAS - LHR

This is the third time I have flown with Virgin Atlantic to London. The entire process from booking to arrival and the flight are exceptional. The flight was comfortable in Premium and the flight crew were very attentive to all of our needs. They make travel a pleasure.

Crew

8.1

Entertainment

7.5

Food

6.9

Boarding

7.7

Overall

7.5

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Michael,Nov 2026

LAS - LHR

This is the third time I have flown with Virgin Atlantic to London. The entire process from booking to arrival and the flight are exceptional. The flight was comfortable in Premium and the flight crew were very attentive to all of our needs. They make travel a pleasure.

Crew

8.1

Entertainment

7.5

Food

6.9

Boarding

7.7

Overall

7.5

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Michael,Nov 2026

LAS - LHR

This is the third time I have flown with Virgin Atlantic to London. The entire process from booking to arrival and the flight are exceptional. The flight was comfortable in Premium and the flight crew were very attentive to all of our needs. They make travel a pleasure.

Related info for your journey

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

    Departing from Houston to United Kingdom will take you 15h 58m. 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 $275 on British Airways. Other airlines that offer cheap prices include Austrian Airlines from $283 and JetBlue from $297 one-way.

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

  • 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, February is the cheapest month in which you can book a flight from Houston to United Kingdom (average of $750). Flying from Houston to United Kingdom in June is currently the most expensive (average of $1,377). 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

Top 10 airlines flying from Houston to United Kingdom

AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$356Average$943FlexibilityNo cancel feeOn-time72%
LufthansaCheapest$384Average$1,187FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$447Average$1,056FlexibilityNo cancel feeOn-time70%
DeltaCheapest$607Average$1,240FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$641Average$995FlexibilityNo cancel feeOn-time71%
IberiaCheapest$641Average$1,010FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$648Average$1,027FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$670Average$1,208FlexibilityNo cancel feeOn-time69%
FinnairCheapest$693Average$950FlexibilityNo cancel feeOn-time76%
KLMCheapest$732Average$1,250FlexibilityNo cancel feeOn-time75%

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