Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Houston from £286

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Houston departing on 29/8. 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

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London Heathrow Airport to Houston

Cheap return flights

Logo
15:05 - 11:42LHR-IAH
26h 37m2 stops
Logo
18:20 - 12:50IAH-LHR
36h 30m1 stop
£463
Find Deal
Fri, 5 Sep - Wed, 26 Nov
Logo
06:00 - 21:07LHR-IAH
21h 07m2 stops
Logo
12:58 - 18:50IAH-LHR
23h 52m2 stops
£478
Find Deal
Thu, 11 Sep - Sun, 14 Sep
United Airlines Logo
06:30 - 17:50LHR-IAH
17h 20m1 stop
United Airlines Logo
19:50 - 06:20IAH-LHR
28h 30m1 stop
£487United Airlines
Find Deal
Sat, 23 Aug - Sat, 23 Aug
United Airlines Logo
10:00 - 14:15LHR-IAH
10h 15mdirect
United Airlines Logo
18:50 - 06:20IAH-LHR
29h 30m1 stop
£510United Airlines
Find Deal
Sat, 23 Aug - Sat, 23 Aug
JetBlue Logo
08:25 - 13:41LHR-IAH
35h 16m1 stop
JetBlue Logo
14:35 - 06:30IAH-LHR
33h 55m1 stop
£530JetBlue
Find Deal
Tue, 2 Sep - Tue, 16 Sep
JetBlue Logo
08:25 - 11:35LHR-IAH
33h 10m1 stop
JetBlue Logo
14:35 - 06:30IAH-LHR
33h 55m1 stop
£537JetBlue
Find Deal
Mon, 1 Sep - Mon, 15 Sep
British Airways Logo
08:20 - 15:59LHR-HOU
13h 39m1 stop
British Airways Logo
14:24 - 09:00HOU-LHR
12h 36m1 stop
£674British Airways
Find Deal
Thu, 2 Oct - Tue, 7 Oct
British Airways Logo
10:30 - 18:10LHR-HOU
13h 40m1 stop
British Airways Logo
12:15 - 06:50HOU-LHR
12h 35m1 stop
£677British Airways
Find Deal
Sat, 27 Sep - Sat, 15 Nov
Iberia Logo
11:30 - 23:48LHR-HOU
18h 18m2 stops
Iberia Logo
10:11 - 06:50HOU-LHR
14h 39m1 stop
£734Iberia
Find Deal
Thu, 25 Sep - Sun, 16 Nov
Iberia Logo
20:00 - 20:02LHR-HOU
30h 02m2 stops
Iberia Logo
12:15 - 06:50HOU-LHR
12h 35m1 stop
£741Iberia
Find Deal
Wed, 24 Sep - Sat, 15 Nov

British Airways flights from London Heathrow Airport to Houston

Our best British Airways deals on London Heathrow Airport to Houston flight tickets
British Airways
2 Oct
LHR08:20London Heathrow
13h 39m
1 stop
HOU15:59Houston Hobby
7 Oct
HOU14:24Houston Hobby
12h 36m
1 stop
LHR09:00London Heathrow
£674
Find similar
British Airways
27 Sept
LHR10:30London Heathrow
13h 40m
1 stop
HOU18:10Houston Hobby
15 Nov
HOU12:15Houston Hobby
12h 35m
1 stop
LHR06:50London Heathrow
£677
Find similar
British Airways
19 Aug
LHR06:10London Heathrow
19h 49m
2 stops
HOU19:59Houston Hobby
11 Sept
HOU18:22Houston Hobby
30h 03m
1 stop
LHR06:25London Heathrow
£679
Find similar

American Airlines flights from London Heathrow Airport to Houston

Our best American Airlines deals on London Heathrow Airport to Houston flight tickets
American Airlines
24 Aug
LHR15:10London Heathrow
13h 02m
1 stop
HOU22:12Houston Hobby
9 Sept
HOU18:44Houston Hobby
12h 01m
1 stop
LHR12:45London Heathrow
£691
Find similar
American Airlines
4 Sept
LHR08:20London Heathrow
13h 35m
1 stop
HOU15:55Houston Hobby
24 Sept
HOU18:44Houston Hobby
12h 01m
1 stop
LHR12:45London Heathrow
£693
Find similar
American Airlines
24 Aug
LHR08:20London Heathrow
13h 30m
1 stop
HOU15:50Houston Hobby
9 Sept
HOU16:26Houston Hobby
12h 24m
1 stop
LHR10:50London Heathrow
£694
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Houston 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 1 August 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Fri 5/9

15:05-11:42

2 stops26h 37m

Houston George Bush Intcntl

Wed 26/11

18:20-12:50

1 stop36h 30m

£463

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Thu 11/9

06:00-21:07

2 stops21h 07m

Houston George Bush Intcntl

Sun 14/9

12:58-18:50

2 stops23h 52m

£478

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 23/8

06:30-17:50

1 stop17h 20m

Houston George Bush Intcntl

Sat 23/8

19:50-06:20

1 stop28h 30m

£487

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Sat 23/8

10:00-14:15

Nonstop10h 15m

Houston George Bush Intcntl

Sat 23/8

18:50-06:20

1 stop29h 30m

£510

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Tue 2/9

08:25-13:41

1 stop35h 16m

Houston George Bush Intcntl

Tue 16/9

14:35-06:30

1 stop33h 55m

£530

LondonHouston

LHR - IAH

LHRIAH

London Heathrow

Mon 1/9

08:25-11:35

1 stop33h 10m

Houston George Bush Intcntl

Mon 15/9

14:35-06:30

1 stop33h 55m

£536

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Thu 2/10

08:20-15:59

1 stop13h 39m

Houston Hobby

Tue 7/10

14:24-09:00

1 stop12h 36m

£674

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Sat 27/9

10:30-18:10

1 stop13h 40m

Houston Hobby

Sat 15/11

12:15-06:50

1 stop12h 35m

£677

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Thu 25/9

11:30-23:48

2 stops18h 18m

Houston Hobby

Sun 16/11

10:11-06:50

1 stop14h 39m

£734

LondonHouston

LHR - HOU

LHRHOU

London Heathrow

Wed 24/9

20:00-20:02

2 stops30h 02m

Houston Hobby

Sat 15/11

12:15-06:50

1 stop12h 35m

£741

Flights are sorted by cheapest return flights first.

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

See travel insights to Houston from

How to get the cheapest flight ticket from London Heathrow Airport to Houston

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 typical price of a round-trip flight between London Heathrow Airport and Houston?

What is the cheapest month to fly to Houston?

In general, January is the cheapest month to fly from London Heathrow Airport to Houston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £625. If you are unable to visit Houston during the month of January, then departing from London Heathrow Airport during the month February is also very affordable. Most momondo users find prices during this month for around £640.

What is the cheapest day to depart on your flight to Houston?

The cheapest day to depart from London Heathrow Airport to Houston is on a Wednesday. Travellers who choose to depart for Houston on a Wednesday will often find tickets for as low as £676. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Sunday is £738.

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

The cheapest time of day to fly to Houston is in the evening when flights can be purchased for as low as £700. In contrast, the most expensive time of day to depart to Houston is at midday when prices are around £742.

What is the cheapest London Heathrow to Houston flight route?

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

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around £742 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from London Heathrow Airport for as low as £612 on momondo.

What cabin class options are available on London Heathrow to Houston flights?

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

Cheap London Heathrow Airport to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Houston

Best price found

£286

Fastest flight time

10h 15m

Direct flights

Every day

Airports in Houston

2 airports
The best one-way flight to Houston from London Heathrow Airport in the past 72 hours is £286. The best return flight deal from London Heathrow Airport to Houston found on momondo in the last 72 hours is £463.
The fastest flight from London Heathrow Airport to Houston takes 10h 15m
Direct flights go from London Heathrow Airport to Houston every day.
There are 2 airports near Houston: Houston George Bush Intcntl (IAH), Houston Hobby (HOU)
Search flight deals

  • How far is London Heathrow to Houston by plane?

    The distance between London Heathrow and Houston is about 4833.3 mi. In terms of flight time, this usually takes a little over 10h 15m.

  • When did momondo last update prices for flights from London Heathrow Airport to Houston?

    Prices for flights from London Heathrow Airport to Houston were last updated today.

  • How many operators does momondo search for flights from London Heathrow Airport to Houston?

  • How old do you have to be to fly from London Heathrow Airport to Houston?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The travel and health documents you'll need for your trip to Houston may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London Heathrow Airport to Houston

Compare and see reviews for airlines that fly from London Heathrow Airport to Houston with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £321Free CancellationRating
7.8
1,383 reviews
Search KLM flights
WestJetPriceFrom £388Free CancellationRating
7.2
2,978 reviews
Search WestJet flights
Virgin AtlanticPriceFrom £388Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights
IcelandairPriceFrom £452Free CancellationRating
7.0
520 reviews
Search Icelandair flights
JetBluePriceFrom £462Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
Scandinavian AirlinesPriceFrom £487Free CancellationRating
7.3
1,457 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom £500Free CancellationRating
6.8
7,275 reviews
Search Lufthansa flights
FinnairPriceFrom £507Free CancellationRating
7.6
1,316 reviews
Search Finnair flights
Austrian AirlinesPriceFrom £521Free CancellationRating
7.6
823 reviews
Search Austrian Airlines flights
IberiaPriceFrom £532Free CancellationRating
7.0
2,859 reviews
Search Iberia flights

Why use momondo?

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

Finding the right flight to Houston from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Houston quick and easy, saving you time and money.

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

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

How can momondo help me find flights from London to Houston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Houston.

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

Price alerts on flights to Houston from London 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.

An easier way to manage your Houston trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 6/8
Wed 13/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States