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Cheap flights from Houston to the United Kingdom from £124

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to the United Kingdom departing on 8/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
07:05 - 06:20
IAH
-
LGW
17h 15m
1 stop
Multiple Airlines Logo
13:05 - 08:37
LGW
-
IAH
25h 32m
2 stops
£451Multiple Airlines
Thu, 7 May - Tue, 19 May
Multiple Airlines Logo
16:30 - 20:50
IAH
-
LHR
22h 20m
1 stop
Multiple Airlines Logo
06:50 - 21:39
LHR
-
IAH
20h 49m
2 stops
£452Multiple Airlines
Sun, 15 Feb - Tue, 3 Mar
Multiple Airlines Logo
19:38 - 06:00
IAH
-
LGW
28h 22m
1 stop
Multiple Airlines Logo
13:00 - 15:15
LGW
-
IAH
32h 15m
1 stop
£452Multiple Airlines
Sun, 15 Feb - Wed, 25 Feb
United Airlines Logo
17:25 - 11:50
IAH
-
LHR
36h 25m
1 stop
United Airlines Logo
06:35 - 16:30
LHR
-
IAH
15h 55m
1 stop
£454United Airlines
Mon, 16 Feb - Thu, 26 Feb
United Airlines Logo
19:05 - 10:15
IAH
-
LHR
9h 10mdirect
United Airlines Logo
06:50 - 20:19
LHR
-
IAH
19h 29m
2 stops
£461United Airlines
Mon, 9 Feb - Tue, 17 Feb
British Airways Logo
12:18 - 12:15
HOU
-
LHR
18h 57m
1 stop
British Airways Logo
19:15 - 19:50
LHR
-
HOU
29h 35m
2 stops
£462British Airways
Tue, 10 Mar - Mon, 16 Mar
British Airways Logo
16:21 - 12:15
HOU
-
LHR
13h 54m
1 stop
British Airways Logo
06:05 - 19:50
LHR
-
HOU
18h 45m
2 stops
£463British Airways
Tue, 24 Feb - Tue, 10 Mar
Lufthansa Logo
16:30 - 17:35
IAH
-
LCY
19h 05m
1 stop
Lufthansa Logo
18:15 - 15:10
LCY
-
IAH
25h 55m
1 stop
£513Lufthansa
Tue, 3 Mar - Mon, 16 Mar
Lufthansa Logo
11:55 - 09:05
IAH
-
LCY
15h 10m
2 stops
Lufthansa Logo
18:15 - 15:10
LCY
-
IAH
25h 55m
1 stop
£516Lufthansa
Wed, 4 Mar - Mon, 16 Mar
Iberia Logo
16:19 - 20:00
HOU
-
LGW
21h 41m
2 stops
Iberia Logo
11:30 - 20:02
LGW
-
HOU
38h 32m
2 stops
£720Iberia
Wed, 8 Apr - Sun, 19 Apr

Delta flights from Houston to United Kingdom

Our best Delta deals on Houston to United Kingdom flight tickets
Delta
10 Feb
IAH05:30Houston George Bush Intcntl
18h 55m
1 stop
LHR06:25London Heathrow
16 Mar
LHR11:45London Heathrow
31h 45m
1 stop
IAH14:30Houston George Bush Intcntl
£457
Delta
15 Feb
IAH05:30Houston George Bush Intcntl
21h 15m
1 stop
LHR08:45London Heathrow
3 Mar
LHR06:30London Heathrow
13h 00m
1 stop
IAH13:30Houston George Bush Intcntl
£458
Delta
8 Feb
IAH05:15Houston George Bush Intcntl
21h 30m
1 stop
LHR08:45London Heathrow
24 Feb
LHR06:20London Heathrow
13h 35m
1 stop
IAH13:55Houston George Bush Intcntl
£463

United Airlines flights from Houston to United Kingdom

Our best United Airlines deals on Houston to United Kingdom flight tickets
United Airlines
10 Feb
IAH19:05Houston George Bush Intcntl
9h 10m
LHR10:15London Heathrow
19 Mar
LHR06:35London Heathrow
15h 55m
1 stop
IAH17:30Houston George Bush Intcntl
£454
United Airlines
9 Feb
IAH19:05Houston George Bush Intcntl
9h 10m
LHR10:15London Heathrow
17 Feb
LHR06:50London Heathrow
19h 29m
2 stops
IAH20:19Houston George Bush Intcntl
£461
United Airlines
15 Feb
IAH16:20Houston George Bush Intcntl
9h 10m
LHR07:30London Heathrow
3 Mar
LHR09:30London Heathrow
14h 45m
1 stop
IAH18:15Houston George Bush Intcntl
£462

momondo Fare Finder

 
Customise 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, momondo users made 279,928 searches. Data last updated 28 January 2026.
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

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Thu 7/5

07:05-06:20

1 stop17h 15m

London Gatwick

Tue 19/5

13:05-08:37

2 stops25h 32m

£451

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 15/2

16:30-20:50

1 stop22h 20m

London Heathrow

Tue 3/3

06:50-21:39

2 stops20h 49m

£452

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Sun 15/2

19:38-06:00

1 stop28h 22m

London Gatwick

Wed 25/2

13:00-15:15

1 stop32h 15m

£452

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 16/2

17:25-11:50

1 stop36h 25m

London Heathrow

Thu 26/2

06:35-16:30

1 stop15h 55m

£454

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 9/2

19:05-10:15

Nonstop9h 10m

London Heathrow

Tue 17/2

06:50-20:19

2 stops19h 29m

£461

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Tue 10/3

12:18-12:15

1 stop18h 57m

London Heathrow

Mon 16/3

19:15-19:50

2 stops29h 35m

£462

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Tue 24/2

16:21-12:15

1 stop13h 54m

London Heathrow

Tue 10/3

06:05-19:50

2 stops18h 45m

£463

HoustonLondon

IAH - LCY

IAHLCY

Houston George Bush Intcntl

Tue 3/3

16:30-17:35

1 stop19h 05m

London City

Mon 16/3

18:15-15:10

1 stop25h 55m

£513

HoustonLondon

IAH - LCY

IAHLCY

Houston George Bush Intcntl

Wed 4/3

11:55-09:05

2 stops15h 10m

London City

Mon 16/3

18:15-15:10

1 stop25h 55m

£516

HoustonLondon

HOU - LGW

HOULGW

Houston Hobby

Wed 8/4

16:19-20:00

2 stops21h 41m

London Gatwick

Sun 19/4

11:30-20:02

2 stops38h 32m

£720

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Houston to United Kingdom

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United Kingdom?

The cheapest month to fly to United Kingdom from Houston is in September. Flight prices, which tend to average around £460, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of September, then departing from Houston during the month October is also very affordable. Most momondo users find prices during this month for around £468.

What is the cheapest time of day to depart on your flight to United Kingdom?

The cheapest time of day to fly to United Kingdom is in the afternoon when flights can be purchased for as low as £556. Try not to purchase tickets in the evening because they tend to be around £649. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Houston to United Kingdom flight route?

Fly from Houston George Bush Intcntl to London Heathrow for the best Houston - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £581 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Houston for as low as £562 on momondo.

What cabin class options are available on Houston to United Kingdom flights?

There are 4 cabin classes available to choose from on Houston to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to United Kingdom

Fastest flight time

9h 00m

Direct flights

Every day

Airports in United Kingdom

1,286 airports
The fastest flight from Houston to United Kingdom takes 9h 00m
Direct flights go from Houston to United Kingdom every day.
There are 1,286 airports in United Kingdom. From Houston there are direct flights to London Heathrow (LHR).
Search flight deals

  • When did momondo last update prices for flights from Houston to United Kingdom?

    Prices for flights from Houston to United Kingdom refresh daily.

  • How many operators does momondo search for flights from Houston to United Kingdom?

  • How old do you have to be to fly from Houston to United Kingdom?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The required travel and health documents for your United Kingdom trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United Kingdom. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Houston to United Kingdom

Compare and see reviews for airlines that fly from Houston to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom £295Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
LufthansaPriceFrom £341Free CancellationRating
6.8
7,749 reviews
Search Lufthansa flights
British AirwaysPriceFrom £407Free CancellationRating
6.7
7,704 reviews
Search British Airways flights
IberiaPriceFrom £417Free CancellationRating
7.0
3,099 reviews
Search Iberia flights
United AirlinesPriceFrom £419Free CancellationRating
7.4
9,209 reviews
Search United Airlines flights
KLMPriceFrom £468Free CancellationRating
7.7
1,443 reviews
Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to United Kingdom?

It is quick and easy to find Houston to United Kingdom flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United Kingdom that suits you.

Can I find flights from Houston to United Kingdom with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Houston to United Kingdom flights to just show those with flexible booking policies.

How can momondo help me find flights from Houston to United Kingdom?

Once all potential Houston to United Kingdom flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Houston to United Kingdom right now. Can momondo alert me if prices change?

Price alerts on flights to United Kingdom from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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