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Cheap flights from Houston to the United Kingdom from $328

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 4/18. 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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Find the cheapest flights from Houston to the United Kingdom

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:50 am - 10:00 am
IAH
-
LHR
16h 10m1 stop
Multiple Airlines Logo
7:25 am - 4:35 pm
LHR
-
IAH
15h 10m1 stop
$598Multiple Airlines
Wed, Apr 8 - Tue, Apr 14
Delta Logo
5:45 am - 6:25 am
HOU
-
LHR
18h 40m1 stop
Delta Logo
8:55 am - 10:33 pm
LHR
-
HOU
19h 38m2 stops
$598Delta
Wed, Jan 7 - Wed, Jan 14
Air Canada Logo
5:25 pm - 7:10 am
IAH
-
LHR
31h 45m2 stops
Air Canada Logo
9:00 am - 9:39 pm
LHR
-
IAH
18h 39m2 stops
$599Air Canada
Mon, Jan 26 - Fri, Feb 20
British Airways Logo
4:20 pm - 12:10 pm
HOU
-
LHR
13h 50m1 stop
British Airways Logo
7:25 pm - 5:59 pm
LHR
-
HOU
28h 34m2 stops
$601British Airways
Mon, Apr 6 - Mon, Apr 13
United Airlines Logo
4:20 pm - 7:40 am
IAH
-
LHR
9h 20mnonstop
United Airlines Logo
10:00 am - 2:25 pm
LHR
-
IAH
10h 25mnonstop
$606United Airlines
Wed, Apr 22 - Tue, Apr 28
British Airways Logo
8:27 pm - 2:25 pm
HOU
-
LHR
11h 58m1 stop
British Airways Logo
2:25 pm - 9:51 pm
LHR
-
HOU
13h 26m1 stop
$607British Airways
Tue, Apr 21 - Thu, Apr 30
American Airlines Logo
6:00 am - 7:30 am
IAH
-
LGW
19h 30m2 stops
American Airlines Logo
11:20 am - 11:59 pm
LGW
-
IAH
18h 39m2 stops
$619American Airlines
Fri, Jan 16 - Fri, Jan 23
American Airlines Logo
4:55 pm - 2:00 pm
HOU
-
MAN
15h 05m2 stops
American Airlines Logo
6:45 am - 6:06 pm
MAN
-
HOU
17h 21m2 stops
$693American Airlines
Sun, Jan 18 - Sun, Jan 25
Iberia Logo
10:35 am - 10:50 am
HOU
-
LGW
18h 15m2 stops
Iberia Logo
7:40 pm - 10:05 am
LGW
-
HOU
20h 25m2 stops
$794Iberia
Thu, Jan 22 - Mon, Jan 26
Iberia Logo
12:47 pm - 2:05 pm
HOU
-
LCY
19h 18m2 stops
Iberia Logo
7:50 am - 7:55 pm
LCY
-
HOU
18h 05m2 stops
$799Iberia
Wed, Jan 28 - Thu, Feb 19

Scandinavian Airlines flights from Houston to United Kingdom

Our best Scandinavian Airlines deals on Houston to United Kingdom flight tickets
Scandinavian Airlines
Feb 11
IAH4:06 pmHouston George Bush Intcntl
20h 24m
2 stops
LHR6:30 pmLondon Heathrow
Feb 22
LHR10:20 amLondon Heathrow
19h 17m
2 stops
IAH11:37 pmHouston George Bush Intcntl
$600
Find similar
Scandinavian Airlines
Jan 29
IAH9:54 amHouston George Bush Intcntl
25h 46m
2 stops
LHR5:40 pmLondon Heathrow
Feb 2
LHR10:20 amLondon Heathrow
19h 17m
2 stops
IAH11:37 pmHouston George Bush Intcntl
$630
Find similar
Scandinavian Airlines
Feb 11
IAH4:06 pmHouston George Bush Intcntl
23h 29m
3 stops
LHR9:35 pmLondon Heathrow
Feb 22
LHR10:20 amLondon Heathrow
19h 17m
2 stops
IAH11:37 pmHouston George Bush Intcntl
$633
Find similar

Lufthansa flights from Houston to United Kingdom

Our best Lufthansa deals on Houston to United Kingdom flight tickets
Lufthansa
May 12
IAH4:20 pmHouston George Bush Intcntl
9h 20m
LHR7:40 amLondon Heathrow
May 27
LHR7:25 amLondon Heathrow
15h 05m
1 stop
IAH4:30 pmHouston George Bush Intcntl
$605
Find similar
Lufthansa
Mar 1
IAH4:50 pmHouston George Bush Intcntl
14h 10m
1 stop
LHR1:00 pmLondon Heathrow
Mar 8
LHR7:30 amLondon Heathrow
16h 45m
1 stop
IAH6:15 pmHouston George Bush Intcntl
$614
Find similar
Lufthansa
Jan 7
IAH11:55 amHouston George Bush Intcntl
12h 00m
1 stop
LHR5:55 amLondon Heathrow
Jan 12
LHR7:30 pmLondon Heathrow
28h 45m
1 stop
IAH6:15 pmHouston George Bush Intcntl
$618
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 December 4, 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 - LHR

IAHLHR

Houston George Bush Intcntl

Wed 4/8

11:50 am-10:00 am

1 stop16h 10m

London Heathrow

Tue 4/14

7:25 am-4:35 pm

1 stop15h 10m

$598

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Wed 1/7

5:45 am-6:25 am

1 stop18h 40m

London Heathrow

Wed 1/14

8:55 am-10:33 pm

2 stops19h 38m

$598

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Mon 1/26

5:25 pm-7:10 am

2 stops31h 45m

London Heathrow

Fri 2/20

9:00 am-9:39 pm

2 stops18h 39m

$599

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Mon 4/6

4:20 pm-12:10 pm

1 stop13h 50m

London Heathrow

Mon 4/13

7:25 pm-5:59 pm

2 stops28h 34m

$601

HoustonLondon

IAH - LHR

IAHLHR

Houston George Bush Intcntl

Wed 4/22

4:20 pm-7:40 am

Nonstop9h 20m

London Heathrow

Tue 4/28

10:00 am-2:25 pm

Nonstop10h 25m

$606

HoustonLondon

HOU - LHR

HOULHR

Houston Hobby

Tue 4/21

8:27 pm-2:25 pm

1 stop11h 58m

London Heathrow

Thu 4/30

2:25 pm-9:51 pm

1 stop13h 26m

$607

HoustonLondon

IAH - LGW

IAHLGW

Houston George Bush Intcntl

Fri 1/16

6:00 am-7:30 am

2 stops19h 30m

London Gatwick

Fri 1/23

11:20 am-11:59 pm

2 stops18h 39m

$619

HoustonManchester

HOU - MAN

HOUMAN

Houston Hobby

Sun 1/18

4:55 pm-2:00 pm

2 stops15h 05m

Manchester

Sun 1/25

6:45 am-6:06 pm

2 stops17h 21m

$693

HoustonLondon

HOU - LGW

HOULGW

Houston Hobby

Thu 1/22

10:35 am-10:50 am

2 stops18h 15m

London Gatwick

Mon 1/26

7:40 pm-10:05 am

2 stops20h 25m

$794

HoustonLondon

HOU - LCY

HOULCY

Houston Hobby

Wed 1/28

12:47 pm-2:05 pm

2 stops19h 18m

London City

Thu 2/19

7:50 am-7:55 pm

2 stops18h 05m

$799

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, September 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 $642. If you aren’t able to travel to United Kingdom during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $643.

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 $836 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 $780 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 airport
The fastest flight from Houston to United Kingdom takes 9h 00m
Direct flights go from Houston to United Kingdom every day.
There is 1 airport near United Kingdom: 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 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
2,899 reviews
Search JetBlue flights
Air CanadaPriceFrom $521Free CancellationRating
7.1
10,500 reviews
Search Air Canada flights
Singapore AirlinesPriceFrom $522Free CancellationRating
8.1
1,411 reviews
Search Singapore Airlines flights
American AirlinesPriceFrom $522Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights
FinnairPriceFrom $540Free CancellationRating
7.6
1,334 reviews
Search Finnair flights
British AirwaysPriceFrom $557Free CancellationRating
6.7
7,562 reviews
Search British Airways flights
United AirlinesPriceFrom $562Free CancellationRating
7.4
9,066 reviews
Search United Airlines flights
IberiaPriceFrom $579Free CancellationRating
7.0
3,040 reviews
Search Iberia flights
Virgin AtlanticPriceFrom $587Free CancellationRating
7.5
675 reviews
Search Virgin Atlantic flights
DeltaPriceFrom $607Free CancellationRating
7.9
8,011 reviews
Search Delta 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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Find better results for your trip to the United Kingdom

Popular cities in the United Kingdom

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