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Cheap flights from Houston to the United Kingdom from $224

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 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston to the United Kingdom

Cheap round-trip flights

Logo
5:50 am - 7:00 amIAH-LGW
19h 10m2 stops
Logo
10:00 am - 9:07 pmLGW-IAH
17h 07m1 stop
$527
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Thu, Sep 18 - Thu, Sep 25
Logo
5:25 am - 7:00 amIAH-LGW
19h 35m1 stop
Logo
10:00 am - 9:07 pmLGW-IAH
17h 07m1 stop
$529
Find Deal
Sat, Sep 13 - Thu, Sep 18
Iberia Logo
2:24 pm - 2:55 pmIAH-LHR
18h 31m2 stops
Iberia Logo
9:35 am - 2:05 pmLHR-IAH
10h 30mnonstop
$563Iberia
Find Deal
Sun, Nov 9 - Tue, Nov 11
Iberia Logo
2:24 pm - 5:15 pmIAH-LHR
44h 51m2 stops
Iberia Logo
3:25 pm - 8:00 pmLHR-IAH
10h 35mnonstop
$574Iberia
Find Deal
Mon, Nov 10 - Thu, Nov 13
British Airways Logo
6:22 pm - 12:15 pmHOU-LHR
11h 53m1 stop
British Airways Logo
8:20 am - 4:07 pmLHR-HOU
13h 47m1 stop
$582British Airways
Find Deal
Mon, Dec 1 - Sun, Dec 14
British Airways Logo
9:40 pm - 1:00 pmIAH-LHR
9h 20mnonstop
British Airways Logo
2:50 pm - 7:15 pmLHR-IAH
10h 25mnonstop
$584British Airways
Find Deal
Sun, Sep 7 - Sun, Sep 14
United Airlines Logo
4:30 pm - 11:25 amIAH-LHR
12h 55m1 stop
United Airlines Logo
8:30 am - 5:50 pmLHR-IAH
15h 20m1 stop
$601United Airlines
Find Deal
Mon, Sep 1 - Tue, Sep 16
United Airlines Logo
8:15 pm - 11:35 amIAH-LHR
9h 20mnonstop
United Airlines Logo
7:30 am - 5:50 pmLHR-IAH
16h 20m1 stop
$605United Airlines
Find Deal
Mon, Sep 1 - Tue, Sep 16
American Airlines Logo
9:01 am - 8:35 amHOU-LGW
17h 34m2 stops
American Airlines Logo
10:40 am - 10:14 pmLGW-HOU
17h 34m2 stops
$621American Airlines
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Sun, Sep 28 - Wed, Oct 8
American Airlines Logo
4:28 pm - 10:50 amHOU-LHR
12h 22m1 stop
American Airlines Logo
3:10 pm - 10:14 pmLHR-HOU
13h 04m1 stop
$659American Airlines
Find Deal
Mon, Sep 29 - Wed, Oct 8

British Airways flights from Houston to United Kingdom

Our best British Airways deals on Houston to United Kingdom flight tickets
British Airways
Dec 1
HOU6:22 pmHouston Hobby
11h 53m
1 stop
LHR12:15 pmLondon Heathrow
Dec 14
LHR8:20 amLondon Heathrow
13h 47m
1 stop
HOU4:07 pmHouston Hobby
$582
Find similar
British Airways
Sep 7
IAH9:40 pmHouston George Bush Intcntl
9h 20m
LHR1:00 pmLondon Heathrow
Sep 14
LHR2:50 pmLondon Heathrow
10h 25m
IAH7:15 pmHouston George Bush Intcntl
$584
Find similar
British Airways
Feb 2
HOU4:24 pmHouston Hobby
13h 16m
1 stop
LHR11:40 amLondon Heathrow
Feb 15
LHR8:20 amLondon Heathrow
13h 32m
1 stop
HOU3:52 pmHouston Hobby
$588
Find similar

United Airlines flights from Houston to United Kingdom

Our best United Airlines deals on Houston to United Kingdom flight tickets
United Airlines
Sep 1
IAH4:30 pmHouston George Bush Intcntl
12h 55m
1 stop
LHR11:25 amLondon Heathrow
Sep 16
LHR8:30 amLondon Heathrow
15h 20m
1 stop
IAH5:50 pmHouston George Bush Intcntl
$601
Find similar
United Airlines
Sep 1
IAH8:15 pmHouston George Bush Intcntl
9h 20m
LHR11:35 amLondon Heathrow
Sep 16
LHR7:30 amLondon Heathrow
16h 20m
1 stop
IAH5:50 pmHouston George Bush Intcntl
$605
Find similar
United Airlines
Sep 1
IAH4:20 pmHouston George Bush Intcntl
9h 20m
LHR7:40 amLondon Heathrow
Sep 16
LHR1:40 pmLondon Heathrow
10h 15m
IAH5:55 pmHouston George Bush Intcntl
$619
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 18, 2025.
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 9/18

5:50 am-7:00 am

2 stops19h 10m

London Gatwick

Thu 9/25

10:00 am-9:07 pm

1 stop17h 07m

$527

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Sat 9/13

5:25 am-7:00 am

1 stop19h 35m

London Gatwick

Thu 9/18

10:00 am-9:07 pm

1 stop17h 07m

$529

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 11/9

2:24 pm-2:55 pm

2 stops18h 31m

London Heathrow

Tue 11/11

9:35 am-2:05 pm

Nonstop10h 30m

$563

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 11/10

2:24 pm-5:15 pm

2 stops44h 51m

London Heathrow

Thu 11/13

3:25 pm-8:00 pm

Nonstop10h 35m

$574

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Mon 12/1

6:22 pm-12:15 pm

1 stop11h 53m

London Heathrow

Sun 12/14

8:20 am-4:07 pm

1 stop13h 47m

$582

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Sun 9/7

9:40 pm-1:00 pm

Nonstop9h 20m

London Heathrow

Sun 9/14

2:50 pm-7:15 pm

Nonstop10h 25m

$584

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 9/1

4:30 pm-11:25 am

1 stop12h 55m

London Heathrow

Tue 9/16

8:30 am-5:50 pm

1 stop15h 20m

$601

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 9/1

8:15 pm-11:35 am

Nonstop9h 20m

London Heathrow

Tue 9/16

7:30 am-5:50 pm

1 stop16h 20m

$605

HoustonLondon

HOU - LGW

HOULGW

Houston Hobby

Sun 9/28

9:01 am-8:35 am

2 stops17h 34m

London Gatwick

Wed 10/8

10:40 am-10:14 pm

2 stops17h 34m

$621

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Mon 9/29

4:28 pm-10:50 am

1 stop12h 22m

London Heathrow

Wed 10/8

3:10 pm-10:14 pm

1 stop13h 04m

$659

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

In general, October is the cheapest month to fly from Houston to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $646. If you aren’t able to travel to United Kingdom during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $661.

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

The cheapest day to depart from Houston to United Kingdom is on a Wednesday when prices can be found for as low as $786. The most expensive day to fly to United Kingdom is Monday, with ticket prices averaging around $988.

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

According to our data, the cheapest time of day to fly to United Kingdom is in the morning. momondo users have found flights departing from Houston to United Kingdom in the morning for as low as $844. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly in the evening, with an average ticket price of $978. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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 $820 when searching weeks out. 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 $697 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

Best Price Found

$224

Fastest flight time

9h 00m

Direct flights

Every day

Airports in United Kingdom

5 airports
The best one-way flight to United Kingdom from Houston in the past 72 hours is $224. The best round-trip flight deal from Houston to United Kingdom found on momondo in the last 72 hours is $527.
The fastest flight from Houston to United Kingdom takes 9h 00m
Direct flights go from Houston to United Kingdom every day.
There are 5 airports near United Kingdom: London City (LCY), London Heathrow (LHR), Edinburgh Turnhouse (EDI), London Stansted (STN), London Gatwick (LGW)
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  • 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 for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to United Kingdom.

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

    The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted 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
JetBluePriceFrom $101Free CancellationRating
7.2
2,915 reviews
Search JetBlue flights
DeltaPriceFrom $396Free CancellationRating
8.0
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $498Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Singapore AirlinesPriceFrom $524Free CancellationRating
8.1
1,347 reviews
Search Singapore Airlines flights
IberiaPriceFrom $562Free CancellationRating
7.0
2,884 reviews
Search Iberia flights
British AirwaysPriceFrom $576Free CancellationRating
6.6
7,277 reviews
Search British Airways flights
FinnairPriceFrom $581Free CancellationRating
7.6
1,320 reviews
Search Finnair flights
Virgin AtlanticPriceFrom $582Free CancellationRating
7.4
657 reviews
Search Virgin Atlantic flights
LufthansaPriceFrom $592Free CancellationRating
6.8
7,330 reviews
Search Lufthansa flights
United AirlinesPriceFrom $594Free CancellationRating
7.4
8,925 reviews
Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to United Kingdom from Houston.

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

momondo does allow users to show only those flights to United Kingdom from Houston which offer a flexible booking policy as well as other useful filters and features.

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?

Yes momondo offers price alerts on flights to United Kingdom from Houston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your United Kingdom trip

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Popular flights according to clicks in the last 7 days on momondo
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